CN114753488A - A prefabricated beam-column joint with composite energy-dissipating components - Google Patents
A prefabricated beam-column joint with composite energy-dissipating components Download PDFInfo
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- 239000002131 composite material Substances 0.000 title claims abstract description 24
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- 230000000149 penetrating effect Effects 0.000 claims description 13
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000005265 energy consumption Methods 0.000 abstract description 19
- 239000004567 concrete Substances 0.000 description 7
- 238000010276 construction Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 239000002184 metal Substances 0.000 description 4
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- 238000010586 diagram Methods 0.000 description 2
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- 238000005516 engineering process Methods 0.000 description 1
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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
- E04B1/20—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
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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
- E04B1/20—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
- E04B1/21—Connections specially adapted therefor
- E04B1/215—Connections specially adapted therefor comprising metallic plates or parts
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/58—Connections for building structures in general of bar-shaped building elements
- E04B1/5825—Connections for building structures in general of bar-shaped building elements with a closed cross-section
- E04B1/5831—Connections for building structures in general of bar-shaped building elements with a closed cross-section of substantially rectangular form
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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
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
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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
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
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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
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/025—Structures with concrete columns
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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
- E04B2001/5875—Connections for building structures in general of bar-shaped building elements using exterior clamping plates or shells
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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
- E04B2001/5887—Connections for building structures in general of bar-shaped building elements using connectors with sockets
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Abstract
Description
技术领域technical field
本发明涉及建筑技术领域,尤其是一种含复合耗能组件的装配式梁柱节点。The invention relates to the technical field of construction, in particular to a prefabricated beam-column joint containing composite energy-consuming components.
背景技术Background technique
由于地震作用的复杂性,传统的建筑结构抗震技术研究已经没有办法满足城市居民希望震后迅速恢复正常生活的需求,抗震设防目标也逐渐从保护生命安全等方面考虑,且向震后迅速恢复城市、居民正常的生活秩序方向发展。这就对建筑抗震性能提出了新的要求,建筑需要一种可以在地震之后迅速恢复功能的结构或构件,可恢复功能结构已成为地震工程研究的大方向,可恢复功能结构是指地震后不需修复或稍加修复即可恢复其使用功能的结构;可更换构件是实现可恢复功能结构的一种手段,这个概念最早在21世纪初关于土木工程领域的研究与应用中提出,目前已逐渐应用于工程结构中。将结构易遭受破坏区域设置为可更换构件,是建筑结构的发展趋势。Due to the complexity of earthquake action, the traditional seismic technology research on building structures has been unable to meet the needs of urban residents who want to quickly restore normal life after the earthquake. , The normal life order of residents develops. This puts forward new requirements for the seismic performance of buildings. Buildings need a structure or component that can quickly restore functions after an earthquake. Restorable functional structures have become the general direction of earthquake engineering research. A structure that needs to be repaired or a little repaired to restore its function; replaceable components are a means to achieve a recoverable functional structure. This concept was first proposed in the research and application of civil engineering in the early 21st century, and it has gradually been used. Applied to engineering structure. It is the development trend of building structures to set the areas that are vulnerable to structural damage as replaceable components.
现有的大部分梁柱连接体系无法做到可更换构件,影响建筑的正常使用;现有的梁柱连接体系在损伤后不易修复;现有的梁柱连接体系无法防止梁柱碰撞,造成局部压坏。Most of the existing beam-column connection systems cannot be replaced with components, which affects the normal use of the building; the existing beam-column connection system is not easy to repair after damage; the existing beam-column connection system cannot prevent beam-column collision, causing local crushed.
梁柱连接的主要方式有“湿式”连接体系和“干式”连接体系。其中,“湿式”连接体系在我国目前相关规范及规程中,均要求设计和施工性能以“等同现浇”为目标,即,装配式结构的设计与建造需达到现浇结构的性能,因此也可称为“等同现浇”型装配式混凝土结构体系,仍沿用传统的结构形式,如框架、框架剪力墙、剪力墙等,主要的区别仅仅在于连接区域采用一系列构造或者措施以确保其满足“等同现浇”的要求。采用“干式”连接的形式,不需要浇筑混凝土,而是通过在构件内预埋连接部件,通过螺栓、焊接或者预应力将各部分连接在一起,现场不存在湿作业,施工效率可以大大提高,更加符合装配式结构的特点。The main ways of beam-column connection are "wet" connection system and "dry" connection system. Among them, in the current relevant codes and regulations in my country, the "wet" connection system requires the design and construction performance to be "equivalent to cast-in-place" as the goal, that is, the design and construction of prefabricated structures need to achieve the performance of cast-in-place structures. It can be called "equivalent cast-in-place" prefabricated concrete structural system, still using traditional structural forms, such as frame, frame shear wall, shear wall, etc. The main difference is only that a series of structures or measures are adopted in the connection area to ensure It satisfies the requirement of "equivalent to cast-in-place". In the form of "dry" connection, there is no need to pour concrete. Instead, the connecting parts are embedded in the components, and the parts are connected together by bolts, welding or prestressing. There is no wet operation on site, and the construction efficiency can be greatly improved. , which is more in line with the characteristics of the assembled structure.
因此,解决上述技术问题,需要一种新的含复合耗能组件的装配式梁柱节点。Therefore, to solve the above technical problems, a new assembled beam-column joint with composite energy-dissipating components is required.
发明内容SUMMARY OF THE INVENTION
发明目的:提供一种含复合耗能组件的装配式梁柱节点,通过在梁柱节点位置处设置震后易修复的耗能构件作为可更换构件,用于解决梁构件前端局部压碎的问题。The purpose of the invention is to provide an assembled beam-column joint with composite energy-dissipating components, which is used to solve the problem of partial crushing of the front end of the beam member by setting the energy-dissipating member that is easy to repair after the earthquake as a replaceable member at the position of the beam-column node. .
技术方案:本发明提供一种含复合耗能组件的装配式梁柱节点,包括纵向延伸的柱构件、自柱构件一侧面横向延伸的梁构件,梁构件具有前端面、顶面、底面,梁构件的顶面设有自上而下延伸的第一凹槽,梁构件的底面设有自下而上延伸的第二凹槽,第一凹槽、第二凹槽均向前延伸贯穿梁构件的前端面,第一凹槽具有一第一后端面,第二凹槽具有一第二后端面;柱构件具有一后侧面,柱构件的后侧面安装有一竖向的第一连接板;第一后端面、第二后端面均安装有一竖向的第二连接板;第一凹槽、第二凹槽内均设有耗能构件,每一耗能构件包括耗能板、分别设于耗能板上方、下方的防屈曲板,耗能板的前端铰接于第一连接板,耗能板的后端铰接于第二连接板。Technical solution: The present invention provides a prefabricated beam-column joint with composite energy dissipation components, including a longitudinally extending column member and a beam member extending laterally from one side of the column member. The beam member has a front surface, a top surface, and a bottom surface. The top surface of the member is provided with a first groove extending from top to bottom, the bottom surface of the beam member is provided with a second groove extending from bottom to top, and both the first groove and the second groove extend forward through the beam member The front end surface of the column member, the first groove has a first rear end surface, and the second groove has a second rear end surface; the column member has a rear side surface, and a vertical first connecting plate is installed on the rear side surface of the column member; the first The rear end surface and the second rear end surface are both installed with a vertical second connecting plate; the first groove and the second groove are both provided with energy-consuming components, and each energy-consuming component includes an energy-consuming plate, which is respectively installed in the energy-consuming component. For the anti-buckling plates above and below the plate, the front end of the energy dissipation plate is hinged to the first connecting plate, and the rear end of the energy dissipation plate is hinged to the second connecting plate.
进一步的,梁构件的前端面与第一连接板之间夹设有第一夹层;第一后端面、第二后端面均与第二连接板之间夹设有第二夹层。Further, a first interlayer is sandwiched between the front end surface of the beam member and the first connecting plate; a second sandwich layer is sandwiched between the first rear end surface and the second rear end surface and the second connecting plate.
进一步的,第一连接板的上端凸设有朝向第一凹槽延伸的两第一铰支座,第一连接板的下端凸设有朝向第二凹槽延伸的两第一铰支座,每一第二连接板向前凸设有两第二铰支座;耗能板的前端设有第一铰接部用于通过销轴铰接两第一铰支座,后端设有第二铰接部用于通过销轴铰接两第二铰支座。Further, the upper end of the first connecting plate is protruded with two first hinge supports extending toward the first groove, and the lower end of the first connecting plate is protruded with two first hinge supports extending toward the second groove, each A second connecting plate protrudes forward and is provided with two second hinge supports; the front end of the energy dissipation plate is provided with a first hinge portion for hingedly connecting the two first hinge supports through a pin shaft, and the rear end is provided with a second hinge portion for The two second hinge supports are hinged through the pin shaft.
进一步的,耗能板设有自上而下贯穿耗能板的第一切口且第一切口前端延伸至第一铰接部,第一切口后端延伸至第二铰接部。Further, the energy consuming board is provided with a first cut penetrating the energy consuming board from top to bottom, the front end of the first cut extends to the first hinge portion, and the rear end of the first cut extends to the second hinge portion.
进一步的,每一防屈曲板包括一顶板、自顶板凸出延伸的凸板,每一凸板设于顶板长度方向的中间位置,每一凸板长度均小于顶板长度,每一凸板宽度均等于顶板宽度;每一防屈曲板长度方向上设有自上而下贯穿顶板及凸板的若干第一通孔。Further, each anti-buckling plate includes a top plate and a convex plate protruding and extending from the top plate, each convex plate is arranged at a middle position in the length direction of the top plate, the length of each convex plate is less than the length of the top plate, and the width of each convex plate is equal to the length of the top plate. is equal to the width of the top plate; each anti-buckling plate is provided with a plurality of first through holes penetrating the top plate and the convex plate from top to bottom in the length direction.
进一步的,第一铰接部设有贯穿第一铰接部两侧的一第二通孔,第二铰接部设有贯穿第二铰接部两侧的一第二通孔;每一第一铰支座、每一第二铰支座上均设有一开孔;销轴可拆卸地轴设于第二通孔及开孔内。Further, the first hinge portion is provided with a second through hole penetrating both sides of the first hinge portion, and the second hinge portion is provided with a second through hole penetrating both sides of the second hinge portion; each first hinge support . Each second hinge support is provided with an opening; the pin shaft is detachably arranged in the second through hole and the opening.
进一步的,两防屈曲板的凸板分别面对耗能板顶面、耗能板底面,通过螺栓贯穿位于耗能板上方的防屈曲板的第一通孔、第一切口及位于耗能板下方的防屈曲板的第一通孔,以将防屈曲板、耗能板装配形成耗能构件。Further, the convex plates of the two anti-buckling plates face the top surface of the energy-dissipating plate and the bottom surface of the energy-dissipating plate respectively, and the bolts penetrate through the first through hole, the first cutout and the first through hole of the anti-buckling plate located above the energy-dissipating plate and the bottom surface of the energy-dissipating plate. The first through hole of the anti-buckling plate under the plate is used to assemble the anti-buckling plate and the energy dissipation plate to form an energy dissipation member.
进一步的,第一夹层外周表面设有连接于第一安装板上的第一箍板,每一第二夹层外周表面设有连接于第二安装板上的第二箍板;第一连接板下端安装有位于第一夹层下方的角钢。Further, the outer peripheral surface of the first interlayer is provided with a first hoop plate connected to the first mounting plate, and the outer peripheral surface of each second interlayer is provided with a second hoop plate connected to the second mounting plate; the lower end of the first connection plate Angle steel is installed below the first mezzanine.
进一步的,柱构件还具有前侧面且前侧面上安装一板构件;柱构件上设有自前向后贯穿柱构件、第一连接板并紧固连接第一连接板的多个第二预埋件。Further, the column member also has a front side and a plate member is installed on the front side; the column member is provided with a plurality of second embedded parts that penetrate the column member and the first connecting plate from front to back and are fastened to the first connecting plate. .
进一步的,梁构件上设有自后向前贯穿梁构件前端面、第一夹层、第一箍板、第一连接板、柱构件及板构件且紧固连接该板构件的多个第一预埋件;梁构件上还设有自后向前贯穿第一后端面或第二后端面后且贯穿第二夹层、第二箍板、第二连接板且紧固连接第二连接板的第三预埋件。Further, the beam member is provided with a plurality of first presets that penetrate the front end surface of the beam member, the first interlayer, the first hoop plate, the first connecting plate, the column member and the plate member from the rear to the front and are fastened and connected to the plate member. The embedded part; the beam member is also provided with a third rear end surface that penetrates the first rear end surface or the second rear end surface from back to front and penetrates the second interlayer, the second hoop plate, the second connecting plate and is fastened to the second connecting plate. Embedded parts.
有益效果:本发明所述一种含复合耗能组件的装配式梁柱节点中,将第一连接板与柱构件安装位置作为梁柱节点位置,梁构件顶面设第一凹槽,梁构件底面设第二凹槽,通过将第一凹槽、第二凹槽作为安装耗能构件的预留位置,可以保证梁柱节点具有足够抗剪刚度,同时提高梁柱节点的变形能力和耗能能力,从而提高了梁柱节点的抗震性能;并且,柱构件后侧面在梁柱节点位置处安装第一连接板,第一后端面、第二后端面均安装第二连接板,每一耗能构件包括耗能板及两防屈曲板,耗能板前端铰接于第一连接板,耗能板后端铰接于第二连接板,可以使梁柱节点的变形集中在耗能构件上,震后更换耗能构件即可完成梁柱节点的性能修复,作为可更换构件的耗能构件破坏时能够及时更换,不影响建筑的正常使用,延长建筑结构的使用周期。Beneficial effects: In the assembled beam-column joint with composite energy-consuming components according to the present invention, the installation position of the first connecting plate and the column member is used as the position of the beam-column node, the top surface of the beam member is provided with a first groove, and the beam member is The bottom surface is provided with a second groove. By using the first groove and the second groove as the reserved positions for installing energy-consuming components, the beam-column joint can be ensured to have sufficient shear stiffness, and the deformation capacity and energy consumption of the beam-column joint can be improved at the same time. Therefore, the seismic performance of the beam-column joint is improved; in addition, a first connecting plate is installed at the position of the beam-column joint on the rear side of the column member, and a second connecting plate is installed on the first and second rear ends. The component includes an energy dissipation plate and two anti-buckling plates. The front end of the energy dissipation plate is hinged to the first connecting plate, and the rear end of the energy dissipation plate is hinged to the second connecting plate, so that the deformation of the beam-column joint can be concentrated on the energy dissipation member. The performance repair of beam-column joints can be completed by replacing the energy-consuming components, and the energy-consuming components, which are replaceable components, can be replaced in time when they are damaged, without affecting the normal use of the building and prolonging the service life of the building structure.
附图说明Description of drawings
图1为本发明一种含复合耗能组件的装配式梁柱节点的正视图;1 is a front view of a prefabricated beam-column joint containing composite energy dissipation components of the present invention;
图2为本发明含复合耗能组件的装配式梁柱节点的内部拆解示意图;2 is a schematic diagram of the internal disassembly of the assembled beam-column joint containing composite energy-dissipating components according to the present invention;
图3为含复合耗能组件的装配式梁柱节点的耗能构件的爆炸示意图;Fig. 3 is the exploded schematic diagram of the energy dissipating component of the fabricated beam-column joint containing the composite energy dissipating component;
图4为第二连接板与第二箍板装配的爆炸图;4 is an exploded view of the assembly of the second connecting plate and the second hoop plate;
图5a为耗能板的俯视图;Figure 5a is a top view of an energy consumption plate;
图5b为耗能板的正视图;Figure 5b is a front view of an energy consumption board;
图6a为防屈曲板的俯视图;Figure 6a is a top view of the anti-buckling plate;
图6b为防屈曲板的正视图。Figure 6b is a front view of the anti-buckling plate.
具体实施方式Detailed ways
以下结合附图,对本发明提供的技术方案做详细说明。The technical solutions provided by the present invention will be described in detail below with reference to the accompanying drawings.
如图1至图6b所示,所述的一种含复合耗能组件的装配式梁柱节点,包括梁构件100、柱构件200、耗能构件7、第一连接板81、第二连接板82、第一夹层5、第二夹层6、第一箍板51、第二箍板61、板构件400、多个第一预埋件3、多个第二预埋件108及多个第三预埋件109,每一耗能构件7包括耗能板11、分别设于该耗能板11上方、下方的防屈曲板12。柱构件200为纵向延伸的混凝土柱结构件,梁构件100为自后向前横向延伸至柱构件200外侧的混凝土梁结构件,柱构件200的混凝土柱结构件、梁构件100的混凝土梁结构件均为钢筋混凝土浇筑而成,梁构件100与柱构件200进行装配。As shown in Fig. 1 to Fig. 6b, the described assembled beam-column joint with composite energy dissipation components includes
梁构件100具有一前端面101、一顶面102、一底面103,梁构件100的顶面102设有自上而下延伸的一第一凹槽105,梁构件100的底面设有自下而上延伸的第二凹槽106,且第一凹槽105、第二凹槽106均向前延伸贯穿梁构件100,具体为第一凹槽105、第二凹槽106均贯穿梁构件100的前端面101。第一凹槽105、第二凹槽106均与梁构件100一体式连接。The
柱构件200具有一后侧面201,柱构件200的后侧面201安装有一竖向的第一连接板81,第一连接板81与柱构件200安装位置作为梁柱节点位置;第一凹槽105的后端具有一第一后端面1050,第二凹槽106的后端具有一第二后端面1060,第一后端面1050、第二后端面1060均安装有一竖向的第二连接板82。The
所述第一凹槽105、所述第二凹槽106内均设有一个所述耗能构件7,耗能构件7为金属板式屈服耗能器,每一耗能构件7包括一个耗能板11、设于耗能板11上方的防屈曲板12,设于耗能板11下方的一防屈曲板12,耗能板11的前端铰接于第一连接板81,耗能板11的后端铰接于第二连接板82。耗能板11优选为低屈服高耗能金属板,防屈曲板12优选为防屈曲钢板。第一凹槽105、第二凹槽106分别作为梁构件100的用于安装耗能构件7的预留位置。Each of the
第一连接板81的上端向后凸设有朝向第一凹槽105延伸的两第一铰支座811,第一连接板81的下端向后凸设有朝向第二凹槽106延伸的两第一铰支座811,位于第一凹槽105后端的第二连接板82向前凸设有朝向第一凹槽105延伸的两第二铰支座821,位于第二凹槽106后端的第二连接板82向前凸设有朝向第二凹槽106延伸的两第二铰支座821。第一铰支座811与第一连接板81一体式连接,第二铰支座812与第二连接板82一体式连接。The upper end of the first connecting
耗能板11的前端设有第一铰接部111用于铰接于两第一铰支座811,后端设有第二铰接部112用于铰接于两第二铰支座821;耗能板11还设有自上而下贯穿耗能板11的第一切口113且第一切口113前端延伸至第一铰接部111,第一切口113后端延伸至第二铰接部112,且第一切口113将耗能板11间隔形成一第一耗能部114、第一耗能部115,其中,对耗能板11自上而下切削第一切口113以形成第一耗能部114及第一耗能部115,第一耗能部114及第一耗能部115均为低屈服高耗能金属板。第一耗能部114、第一耗能部115作为耗能构件7的主体耗能部位,耗能板11上通过第一切口113这样的镂空设计,实现增加耗能板11的耗能性能、减量等效果。The front end of the energy-consuming
第一连接板81的每一第一铰支座811为凸设的凸耳,第二连接板82的每一第二铰支座821为凸设的凸耳,第一铰支座811或第二铰支座821的每一凸耳上均设有贯穿凸耳两侧的一开孔831;并且,耗能板11的第一铰接部111设有贯穿第一铰接部111两侧的一第二通孔14,第二铰接部112设有贯穿第二铰接部112两侧的一所述第二通孔14。并且其中,第一铰接部111、第二铰接部112均为开设有一第二通孔14的长方体柱,二者结构尺寸相同,第一耗能部114、第二耗能部115的结构尺寸相同,且第一耗能部114、第二耗能部115的顶面均相对于第一铰接部111的顶面下凹,且第一耗能部114、第二耗能部115的底面均相对于第一铰接部111的底面上凹。Each
当耗能板11通过第一铰接部111及第一铰支座对811铰接于第一连接板81时,第一铰接部111设于两第一铰支座811之间,一销轴9插拔于一开孔831、第一铰接部111的第二通孔14、另一开孔831内;当耗能板11通过第二铰接部112及两第二铰支座821铰接于第二连接板82时,第二铰接部112设于两第二铰支座821之间,另一销轴9插拔于一开孔831、第二铰接部112的第二通孔14、另一开孔831内。When the
因此,耗能板11安装于第一安装板81、第二安装板82之间时,第一铰接部111、第二铰接部112开设的第二通孔14用于为插销9预留插拔空间,通过插销9将耗能板11在第一凹槽105位置处分别与第一连接板81、第一连接板82固定,或通过插销9将耗能板11在第二凹槽106位置处分别与第一连接板81、第一连接板82固定,插销9可拆卸于两第一铰支座811或两第二铰支座821、耗能板11的第一铰接部111、第二铰接部112,因而耗能构件7的耗能板11与第一连接板81、第二连接板82的铰接方式均为可拆卸式铰接,以便实现耗能构件7的实时可拆卸、可更换的效果。Therefore, when the
每一防屈曲板12包括一顶板121、自顶板121向下凸出延伸的一凸板122,每一凸板122设于顶板121长度方向的中间位置,每一凸板122长度均小于顶板121长度,每一凸板122宽度均小于顶板121宽度;每一防屈曲板12长度方向上设有自上而下贯穿顶板121及凸板122的若干第一通孔123。每一防屈曲板12的顶板121、凸板122之间为一体式连接。Each
两防屈曲板12与一耗能板11装配时,两防屈曲板12的凸板122分别面对耗能板11,通过螺栓131贯穿位于耗能板11上方的防屈曲板12的第一通孔123、耗能板11的第一切口113及位于耗能板11下方的防屈曲板12的第一通孔123,以将两防屈曲板12与耗能板11装配形成耗能构件7。此外,两防屈曲板12与耗能板11装配时,第一耗能板114、第二耗能板115的顶面与位于耗能板11上方的防屈曲板12的凸板122相邻或相接触,第一耗能板114、第二耗能板115的底面与位于耗能板11下方的防屈曲板12的凸板122相邻或相接触,以方便安装及增加耗能效果。When the two
通过在位于梁柱节点位置上侧的第一凹槽105位置作为预留位置并安装耗能构件7,并且在位于梁柱节点位置上侧的第二凹槽106位置作为预留位置并安装耗能构件7,可以保证梁柱节点具有足够的抗剪刚度,同时提高梁柱节点的变形能力和耗能能力,从而提高了梁柱节点的抗震性能。通过在第一凹槽105及第二凹槽106位置处设置耗能构件7为金属板式屈服耗能器,可以使梁柱节点的变形集中在耗能构件7上,震后更换耗能构件7即可完成梁柱节点的性能修复。By setting the
梁构件100的前端面101与第一连接板81之间夹设有一所述第一夹层5;第一凹槽105后端的第一后端面1050与位于第一凹槽105的第二连接板82之间夹设有一所述第二夹层6;第二凹槽106后端的第二后端面1060与位于第二凹槽106的第二连接板82之间夹设有另一所述第二夹层6。其中,第一夹层5、两第二夹层6均为橡胶夹层结构。第一夹层5的周长方向上的轮廓与梁构件100的最大横截面轮廓相同,第二夹层6上端延伸至顶面102,第二夹层6两侧延伸至梁构件100的两侧。The first interlayer 5 is sandwiched between the
通过梁构件100与第一连接板81设置第一夹层5,即在上下两侧的耗能构件7与梁柱节点位置之间放置第一夹层5,并且在梁构件100的第一凹槽105的第一后端面1050与第二连接板82之间夹设有第二夹层6,以及在梁构件100的第二凹槽106后端的第二后端面1060与第二连接板82之间夹设有第二夹层6,利用第一夹层5、第二夹层6的橡胶夹层的弹性与耗能能力,可以与耗能构件7协同工作,同时防止梁构件100尤其是梁构件100的前端在地震中由于碰撞发生局部压碎。The first interlayer 5 is provided by the
并且,第一夹层5外周表面设有连接于第一连接板81上的一第一箍板51,第一箍板51用于增加第一夹层5的橡胶层的弹性模型;每一第二夹层6外周表面设有连接于第二连接板82上的第二箍板61,第二箍板61用于增加第二夹层6的橡胶层的弹性模型;第一连接板81下端还安装有位于两第一铰支座811下方及第一夹层5下端的角钢813,用于增加梁柱节点位置处的抗剪性能。In addition, the outer peripheral surface of the first interlayer 5 is provided with a
需要指出的是,本发明实施例中,利用第一夹层5、第二夹层6的橡胶夹层的弹性与耗能能力,与耗能构件7协同工作,从而二者构成复合耗能组件,用于同时防止梁构件100尤其是梁构件100的前端在地震中由于碰撞发生局部压碎。It should be pointed out that in the embodiment of the present invention, the elasticity and energy dissipation capacity of the rubber interlayers of the first interlayer 5 and the second interlayer 6 are used to work together with the
以及,柱构件200还具有一前侧面202且前侧面202上安装一板构件400;柱构件200上预埋有自前向后贯穿柱构件20、第一安装板81并紧固连接第一连接板81的第二预埋件108,第二预埋件108为高强螺栓,以实现柱构件200与第一连接板81的紧固连接。And, the
梁构件100上预埋有自后向前贯穿梁构件100的前端面101、第一夹层5、第一箍板51、第一连接板81、柱构件200及板构件400并紧固连接板构件400的第一预埋件3,第一预埋件3先横向预埋于梁构件100的混凝土柱内部再进行后续装配,第一预埋件3为高强螺栓,以实现梁构件100与柱构件200在梁柱节点位置处的连接。此外,靠近梁柱节点位置处还设置箍筋(未图示)用以加固梁构件100与柱构件200的连接。The
并且,梁构件100上预埋有自后向前贯穿第一凹槽105内的第一后端面1050、第二夹层6、第二箍板61、第二连接板82且紧固连接第二连接板82的第三预埋件109,梁构件100上还预埋有自后向前贯穿第二凹槽106内的第二后端面1060、第二夹层6、第二箍板61、第二连接板82且紧固连接第二连接板82的第三预埋件109,其中第三预埋件109为高强螺栓,以实现梁构件100在第一凹槽105后端与第二夹层6、第二箍板61及第二连接板82之间的紧固连接,或实现梁构件100在在第二凹槽105后端与第二夹层6、第二箍板61及第二连接板82之间的紧固连接。并且,第二预埋件108、第三预埋件109分别与柱构件20通过浇筑固定,第二预埋件108利用螺帽紧固实现将第一连接板81紧固于柱构件200的后侧面201上;第三预埋件109利用螺帽紧固实现将第二连接板82紧固于梁构件100的第一凹槽105后端的第一后端面1050或第二凹槽106后端的第二后端面1060。In addition, the
本发明一种含复合耗能组件的装配式梁柱节点,将第一连接板81与柱构件200安装位置作为梁柱节点位置,在梁构件100的顶面102前端设第一凹槽105,在梁构件100的底面103前端设第二凹槽106,将第一凹槽105、第二凹槽106作为安装耗能构件7的预留位置,可以保证梁柱节点处有足够的抗剪刚度,同时提高梁柱节点的变形能力和耗能能力,从而提高了梁柱节点的抗震性能;并且,柱构件200的后侧面201在梁柱节点位置处安装第一连接板81,第一凹槽105的第一后端面1050、第二凹槽106的第二后端面1060上均安装第二连接板82,每一耗能构件7包括耗能板11及两防屈曲板12,耗能板11前端铰接第一连接板81,耗能板12后端铰接第二连接板82,可以使梁柱节点的变形集中在耗能构件7上,震后更换耗能构件7即可完成梁柱节点的性能修复,耗能构件7破坏时能够及时更换,不影响建筑的正常使用,延长建筑结构的使用周期;以及,通过在梁构件100的前端面101与第一连接板81之间夹设第一夹层5和第一箍板51,第一凹槽105的第一后端面1050、第二凹槽106的第二后端面1060均与第二连接板82之间夹设有第二夹层6和第二箍板61,利用第一夹层5、第二夹层6的橡胶夹层的弹性与耗能能力,可以与耗能构件7协同工作从而构成复合耗能组件,用于同时防止梁构件100尤其是梁构件100的前端在地震中由于碰撞发生局部压碎。The present invention is a prefabricated beam-column joint with composite energy-dissipating components. The installation position of the first connecting
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Application publication date: 20220715 |
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