WO2018196152A1 - 一种装配式耗能混凝土剪力墙 - Google Patents
一种装配式耗能混凝土剪力墙 Download PDFInfo
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- WO2018196152A1 WO2018196152A1 PCT/CN2017/090170 CN2017090170W WO2018196152A1 WO 2018196152 A1 WO2018196152 A1 WO 2018196152A1 CN 2017090170 W CN2017090170 W CN 2017090170W WO 2018196152 A1 WO2018196152 A1 WO 2018196152A1
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- energy
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- consuming
- shear wall
- cavity
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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
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/56—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members
Definitions
- the invention relates to a fabricated energy-consuming concrete shear wall technology, belonging to the technical field of structural engineering.
- Assembled concrete structure means that the various components of the structure, including prefabricated shear walls, prefabricated beams, prefabricated slabs, prefabricated shear walls, etc., are standardized in the factory, and then the prefabricated components are bolted, welded or pre-wired at the construction site.
- the prefabricated components of the prefabricated concrete structure can be industrially produced, and the production process can be more elaborate than ordinary cast-in-place components. It has the advantages of saving labor, quick construction progress, facilitating building energy conservation, facilitating industrial production and mechanized construction, and adapting to China's industrialization of construction. The direction of development.
- the shear wall is mostly made of large and low wall panels.
- the shear wall is generally stiff and has a large seismic effect. It needs to increase the section size. It is easy to occur when the wall is long and the height and width are relatively small. Brittle shear failure, poor ductility, uneconomical and does not meet the seismic design concept. Therefore, the mismatch between stiffness, bearing capacity and ductility of fabricated concrete structures needs to be solved.
- the present invention discloses a fabricated energy-consuming concrete shear wall, which is provided with a concentrated energy dissipating energy under the lateral load.
- the preset cavity can reduce the structural weight and stiffness, enhance and improve the energy consumption of the shear wall, and thus improve the overall seismic performance of the structure.
- the object of the present invention is to provide a fabricated energy-consuming concrete shear wall, the shear wall It has the characteristics of easy industrial production, and has large ductility, light weight and good seismic performance.
- Different types of fabricated energy-consuming concrete shear walls have different energy-consuming capacity, stiffness and bearing capacity. By reasonably changing the dimensions of the transverse joints and cavities, the best matching of energy-consuming capacity, stiffness and bearing capacity can be achieved.
- the assembled energy-consuming concrete shear wall according to the present invention comprises a reinforced concrete end wall and a concentrated energy-consuming area, and the concentrated energy-consuming area includes a reserved transverse through-slot or a reserved horizontal blind joint or a reserved void or reserved Reinforced concrete unit in the cavity and energy-consuming area, the reinforced concrete unit in the energy-consuming area includes the energy-consuming dark beam, or both the dark-slit wall or the cavity wall, and the transverse through-slit and the reserved cavity penetrate the full thickness of the reinforced concrete end wall.
- the lateral dark seam and the reserved cavity do not penetrate the full thickness of the reinforced concrete end wall, and the reinforced concrete with a certain thickness on both sides forms a dark seam wall or a cavity wall.
- the reinforced concrete end wall and the concentrated energy-consuming area according to the present invention respectively undertake different functions, and the concentrated energy-consuming area is mainly used for energy consumption, and the reinforced concrete end wall has both bearing capacity and energy consumption.
- the reinforced concrete end wall of the invention is designed according to the common reinforced concrete shear wall reinforcement, and the end column is arranged to improve the deformation and carrying capacity of the reinforced concrete end wall, which is beneficial to more effectively exerting the performance of the concentrated energy consumption zone;
- the horizontal and vertical reinforcement of the dark beam can be individually reinforced by the overall calculation, which is determined by the bearing capacity and ductility requirements of the component.
- the reinforced concrete end wall and the concentrated energy-consuming area of the present invention are horizontally arranged, and may contain two or more concentrated energy-consuming areas, and the horizontal steel bars of the reinforced concrete unit in the concentrated energy-consuming area are extended into the reinforced concrete end wall anchoring.
- the invention vertically separates a plurality of energy-consuming dark beams by reserving lateral through-slots or reserving lateral blind seams or reserved voids or reserved cavities; reserved lateral through-slots or reserved lateral blind seams or There is no essential difference between reserved voids or reserved cavities.
- the width of the transverse dark seam is reserved for the thickness direction of the shear wall.
- the transverse joint is reserved.
- the width of the reserved cavity penetrates the thickness of the shear wall. If the height of the horizontal blind seam is large, the cavity is reserved. If the height of the transverse through seam is large, the cavity is reserved.
- the shape of the reserved cavity or the reserved lateral dark seam may be rectangular, square, elliptical or other regular shape.
- connection between the adjacent assembled energy-consuming concrete shear walls adopts the connection form of the common assembled shear wall to ensure the connection force transmission of the shear wall.
- the area is designed using a performance-based design method.
- the reserved transverse through seams of the fabricated energy-conserving concrete shear walls or the templates for the reserved horizontal blind seams or reserved voids or reserved cavities are generally filled with flexible materials and do not affect the deformation of the slits or cavities.
- the energy-consuming dark beams of the assembled energy-conserving concrete shear walls are provided with concentrated longitudinal ribs and restrained by stirrups.
- the invention provides a fabricated energy-consuming concrete shear wall, and the concentrated energy-consuming area of the assembled energy-consuming concrete shear wall can be concentrated in dissipating energy under the lateral load.
- the pre-set cavity or cavity of the assembled energy-consuming concrete shear wall can reduce the structural weight and structural rigidity, thereby reducing the earthquake effect; the reserved transverse through-slot or the reserved horizontal blind joint can improve the force form of the large-wall wall,
- the overall wall shear deformation is mainly changed to the dark beam and the end column bending deformation, which greatly improves the ductility of the shear wall.
- the fabricated energy-conserving concrete shear walls are designed with performance-based design methods to achieve different performance under different seismic forces. Strong and improve the energy consumption of the structure, thereby improving the overall seismic performance of the structure.
- FIG. 1 is a perspective view of Embodiment 1 of a fabricated energy consuming concrete shear wall of the present invention.
- Figure 2 is a perspective view of a façade reinforcement of the first embodiment of the fabricated energy consuming concrete shear wall of the present invention.
- Figure 3 is a cross-sectional view of the 1-1 section of the first embodiment of the fabricated energy consuming concrete shear wall of the present invention.
- Figure 4 is a 2-2 section reinforcement diagram of the first embodiment of the fabricated energy consuming concrete shear wall of the present invention.
- Figure 5 is a perspective view of Embodiment 2 of the fabricated energy consuming concrete shear wall of the present invention.
- Figure 6 is a perspective view of a facade reinforcement of the second embodiment of the fabricated energy consuming concrete shear wall of the present invention.
- Figure 7 is a 3-3 section reinforcement diagram of the second embodiment of the fabricated energy consuming concrete shear wall of the present invention.
- Figure 8 is a 4-4 section reinforcement diagram of the second embodiment of the fabricated energy consuming concrete shear wall of the present invention.
- Figure 9 is a perspective view of Embodiment 3 of the fabricated energy consuming concrete shear wall of the present invention.
- Figure 10 is a perspective reinforcement view of a third embodiment of the fabricated energy consuming concrete shear wall of the present invention.
- Figure 11 is a 5-5 section reinforcement diagram of Example 3 of the fabricated energy consuming concrete shear wall of the present invention.
- Figure 12 is a 6-6 section reinforcement diagram of Example 3 of the fabricated energy consuming concrete shear wall of the present invention.
- Figure 13 is a perspective view of Embodiment 4 of the fabricated energy consuming concrete shear wall of the present invention.
- Figure 14 is a perspective reinforcement view of a fourth embodiment of the fabricated energy consuming concrete shear wall of the present invention.
- Figure 15 is a 7-7 section reinforcement diagram of Example 4 of the fabricated energy consuming concrete shear wall of the present invention.
- Figure 16 is a perspective view of the 8-8 section reinforcement of the fourth embodiment of the fabricated energy consuming concrete shear wall of the present invention.
- the present invention includes a reinforced concrete end wall (1) and a concentrated energy-consuming zone (2), and the concentrated energy-consuming zone (2) includes a reserved transverse through-slot (3) or a reserved lateral blind joint (4). Or reserve a cavity (5) or reserve a cavity (6) and a reinforced concrete unit (7) in the energy-consuming zone.
- the reinforced concrete unit (7) in the energy-consuming zone includes a dark beam (8) or a dark-slit wall. (9) or cavity wall (10).
- the transverse through seam (3) and the reserved void (5) are reserved for the full thickness of the shear wall, and the horizontal blind joint (4) and the reserved cavity (6) are not allowed to penetrate the full thickness of the shear wall, and the sides are fixed.
- the vertical height is small, which is not the same order of magnitude as the horizontal length.
- the transverse through joints are reserved (3).
- the main function is to divide the shear walls to form energy-consuming dark beams (8 ); the horizontal dark seam is reserved (4).
- the vertical height is small, which is not the same order of magnitude as the horizontal length.
- the horizontal dark seam is reserved (4).
- the main function is to divide the shear wall under the large earthquake to form the energy-consuming dark beam.
- the reserved voids (5) are of the same order of magnitude and vertical height dimensions, and the reserved voids (5) are mainly to weaken the stiffness of the energy-consuming dark beams (8);
- the reserved cavity (6) horizontal length and vertical height dimension are of the same order of magnitude, and the reserved cavity (6) mainly serves to weaken the stiffness of the energy-consuming dark beam (8) and maintain the overall shear wall under small earthquakes. Sex.
- the invention is characterized in that the reinforcing bars in the reinforced concrete end wall (1) and the energy-consuming zone reinforced concrete unit (7) of the concentrated energy-consuming zone (2) are respectively calculated and arranged.
- the reinforced concrete end wall (1) is an ordinary reinforced concrete shear wall, with end longitudinal ribs, stirrups, horizontal and vertical distribution ribs, end longitudinal ribs and vertical distribution ribs protruding from the assembled energy-consuming concrete shear wall A certain length for easy connection to the upper precast or cast-in-place components.
- the reinforced concrete unit (7) of the energy-consuming area extends into the reinforced concrete end wall (1) and is anchored.
- the invention is also characterized in that the transverse through-slot (3) is reserved by the preset template, and the horizontal and vertical reinforcing bars of the energy-consuming dark beam (8) do not pass through the reserved transverse through-slot (3), and the energy-consuming dark beam (8) Set stirrups to increase energy consumption.
- the invention is also characterized in that the lateral dark seam (4) is reserved by forming a template at the interior, and the horizontal and vertical reinforcing bars of the energy-consuming dark beam (8) pass through the dark seam wall on both sides of the reserved lateral dark seam (4). (9).
- the invention is also characterized in that the reserved cavity (5) is formed by a preset template, and the horizontal and vertical reinforcing bars of the energy-consuming dark beam (8) do not pass through the reserved cavity (5), and the energy-consuming dark beam (8) is provided with the stirrup ( 11), enhance energy consumption.
- the height of the reserved void (5) is determined by the bearing capacity and ductility requirements of the energy-consuming dark beam (8).
- the invention is also characterized in that the reserved cavity (6) is formed by presetting the template in the interior, and the horizontal and vertical reinforcing bars of the energy-consuming dark beam (8) pass through the cavity walls on both sides of the reserved cavity (6) (10)
- the height and width of the reserved cavity (6) are determined by the bearing capacity and ductility requirements of the energy-consuming dark beam (8).
- the invention is also characterized in that the cavity (6) is reserved to avoid stress concentration, and the arc corner transition is adopted at the corner of the cavity; the reserved cavity (6) can be rectangular, square, elliptical or other gauges. Then the shape.
- connection between the adjacent assembled energy-consuming concrete shear walls adopts the connection form of the common assembled shear wall to ensure the connection force transmission of the shear wall.
- the area is designed using a performance-based design method.
- the reserved transverse through seams of the fabricated energy-conserving concrete shear walls or the templates for the reserved horizontal blind joints or reserved voids or reserved cavities are generally pre-filled with flexible materials or inner formwork, without affecting the deformation of the joints or cavities.
- the energy-consuming dark beams of the assembled energy-conserving concrete shear walls are provided with concentrated longitudinal ribs and restrained by stirrups.
- the technical means disclosed in the solution of the present invention is not limited to the technical means disclosed in the above embodiments, and includes a technical solution composed of any combination of the above technical features.
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- Architecture (AREA)
- Physics & Mathematics (AREA)
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Abstract
Description
Claims (12)
- 一种装配式耗能混凝土剪力墙,其特征在于:包括钢筋混凝土端墙(1)和集中耗能区(2),集中耗能区(2)包括预留空间和耗能区钢筋混凝土单元(7),耗能区钢筋混凝土单元(7)包括耗能暗梁(8),或者同时含有暗缝壁(9)或空腔壁(10),预留横向贯通缝(3)和预留空洞(5)贯穿剪力墙全厚度,预留横向暗缝(4)和预留空腔(6)不贯穿剪力墙全厚度,两侧有一定厚度的钢筋混凝土。
- 根据权利要求1所述的一种装配式耗能混凝土剪力墙,其特征在于:钢筋混凝土端墙(1)和集中耗能区(2)水平间隔布置,可含有两个或两个以上集中耗能区(2)。
- 根据权利要求1或2所述的一种装配式耗能混凝土剪力墙,其特征在于:钢筋混凝土端墙(1)和集中耗能区(2)的耗能区钢筋混凝土单元(7)中钢筋分别计算配置,钢筋混凝土端墙(1)为普通钢筋混凝土剪力墙,配置端部纵筋、箍筋、水平和竖向分布筋,端部纵筋和竖向分布筋伸出装配式耗能混凝土剪力墙一定长度,便于与上部预制或现浇构件连接,耗能区钢筋混凝土单元(7)水平钢筋伸入钢筋混凝土端墙(1)锚固。
- 根据权利要求1、2或3所述的一种装配式耗能混凝土剪力墙,其特征在于:所述预留空间为预留横向贯通缝(3),所述预留横向贯通缝(3)与耗能暗梁(8)竖向间隔布置,预留横向贯通缝(3)的数量≥2个,预留横向贯通缝(3)贯穿钢筋混凝土端墙(1)全厚度,预留横向贯通缝(3)竖向高度与水平长度之比为1:20-30。
- 根据权利要求1、2或3所述的一种装配式耗能混凝土剪力墙,其特征在于:所述预留空间为预留横向暗缝(4),预留横向暗缝(4)与耗能暗梁(8)竖向间隔布置,预留横向暗缝(4)的数量≥2个,预留横向暗缝(4)不贯穿钢筋混凝土端墙(1)全厚度,两侧有一定厚度的钢筋混凝土,预留横向暗缝(4)竖向高度与水平长度之比为1:20-30。
- 根据权利要求1、2或3所述的一种装配式耗能混凝土剪力墙,其特征在于:所述预留空间为预留空洞(5),预留空洞(5)与耗能暗梁(8)竖向间隔布置,预留空洞(5)的数量≥2个,预留空洞(5)贯穿钢筋混凝土端墙(1)全厚度,预留空洞(5)水平长度和竖向高度之比为2-3:1。
- 根据权利要求1、2或3所述的一种装配式耗能混凝土剪力墙,其特征在于:所述预留空间为预留空腔(6),预留空腔(6)与耗能暗梁(8)竖向间隔布置,预留空腔(6)的数量≥2个,预留空腔(6)不贯穿钢筋混凝土端墙(1)全厚度,两侧有一定厚度的钢筋混凝土,预留空腔(6)水平长度和竖向高度之比为2-3:1。
- 根据权利要求1、2、3或4所述的一种装配式耗能混凝土剪力墙,其特征在于:预留横向贯通缝(3)通过预设模板形成,耗能暗梁(8)的水平和竖向钢筋不通过预留横向贯通缝(3),耗能暗梁(8)处设置箍筋(11)。
- 根据权利要求1、2、3或5所述的一种装配式耗能混凝土剪力墙,其特征在于:预留横向暗缝(4)通过在内部预设模板形成,耗能暗 梁(8)的水平和竖向钢筋穿过预留横向暗缝(4)两侧的暗缝壁(9)。
- 根据权利要求1、2、3或6所述的一种装配式耗能混凝土剪力墙,其特征在于:预留空洞(5)通过预设模板形成,耗能暗梁(8)的水平和竖向钢筋不通过预留空洞(5),耗能暗梁(8)处设置箍筋(11)。
- 根据权利要求1、2、3或7所述的一种装配式耗能混凝土剪力墙,其特征在于:预留空腔(6)通过在内部预设模板形成,耗能暗梁(8)的水平和竖向钢筋穿过预留空腔(6)两侧的空腔壁(10),耗能暗梁(8)处设置箍筋(11)以增加延性。
- 根据权利要求1、2、3、7或11所述的一种装配式耗能混凝土剪力墙,其特征在于:预留空腔(6)转角处采用圆弧过渡;预留空腔(6)呈矩形、方形、椭圆形或其他规则形状。
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710290421.6 | 2017-04-28 | ||
| CN201710290421.6A CN107100293A (zh) | 2017-04-28 | 2017-04-28 | 一种装配式耗能混凝土剪力墙 |
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| WO2018196152A1 true WO2018196152A1 (zh) | 2018-11-01 |
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| PCT/CN2017/090170 Ceased WO2018196152A1 (zh) | 2017-04-28 | 2017-06-27 | 一种装配式耗能混凝土剪力墙 |
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| WO (1) | WO2018196152A1 (zh) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111058552A (zh) * | 2020-01-08 | 2020-04-24 | 北京和筑科技有限公司 | 电阻焊钢板混凝土剪力墙 |
| CN117449500A (zh) * | 2023-11-17 | 2024-01-26 | 中建海峡建设发展有限公司 | 一种基于钢管结构的装配式复合剪力墙体 |
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| CN201972270U (zh) * | 2011-01-20 | 2011-09-14 | 陈云 | 耗能剪力墙 |
| AU2015100669A4 (en) * | 2014-09-24 | 2015-07-02 | Conrock Australia Pty Ltd | Hollow Wall |
| CN204804099U (zh) * | 2015-07-09 | 2015-11-25 | 兰州有色冶金设计研究院有限公司 | 蜂窝状孔洞耗能剪力墙 |
| CN205100397U (zh) * | 2015-10-22 | 2016-03-23 | 广州大学 | 钢管混凝土边框组合开缝剪力墙 |
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| KR101329420B1 (ko) * | 2013-04-29 | 2013-11-14 | 주식회사 디알비동일 | 벽체 수직 분절형 에너지 소산 시스템 |
| CN203834744U (zh) * | 2014-05-09 | 2014-09-17 | 湖南科技大学 | 框架式钢筋混凝土空心剪力墙结构 |
| CN104179273B (zh) * | 2014-09-15 | 2016-08-24 | 中国建筑股份有限公司 | 一种底部开洞含多连梁的预制装配整体式混凝土剪力墙板 |
| CN205604523U (zh) * | 2015-10-22 | 2016-09-28 | 广州大学 | 钢管混凝土边框组合开洞剪力墙 |
| CN105350687A (zh) * | 2015-10-22 | 2016-02-24 | 广州大学 | 钢管混凝土边框组合开缝或开洞剪力墙 |
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2017
- 2017-04-28 CN CN201710290421.6A patent/CN107100293A/zh active Pending
- 2017-06-27 WO PCT/CN2017/090170 patent/WO2018196152A1/zh not_active Ceased
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| CN201972270U (zh) * | 2011-01-20 | 2011-09-14 | 陈云 | 耗能剪力墙 |
| AU2015100669A4 (en) * | 2014-09-24 | 2015-07-02 | Conrock Australia Pty Ltd | Hollow Wall |
| CN204804099U (zh) * | 2015-07-09 | 2015-11-25 | 兰州有色冶金设计研究院有限公司 | 蜂窝状孔洞耗能剪力墙 |
| CN205100397U (zh) * | 2015-10-22 | 2016-03-23 | 广州大学 | 钢管混凝土边框组合开缝剪力墙 |
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| CN111058552A (zh) * | 2020-01-08 | 2020-04-24 | 北京和筑科技有限公司 | 电阻焊钢板混凝土剪力墙 |
| CN117449500A (zh) * | 2023-11-17 | 2024-01-26 | 中建海峡建设发展有限公司 | 一种基于钢管结构的装配式复合剪力墙体 |
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| CN107100293A (zh) | 2017-08-29 |
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