CN114753488A - Assembled beam column node that contains compound power consumption subassembly - Google Patents
Assembled beam column node that contains compound power consumption subassembly Download PDFInfo
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- CN114753488A CN114753488A CN202210392899.0A CN202210392899A CN114753488A CN 114753488 A CN114753488 A CN 114753488A CN 202210392899 A CN202210392899 A CN 202210392899A CN 114753488 A CN114753488 A CN 114753488A
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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
Abstract
The invention discloses an assembled beam-column joint containing a composite energy consumption assembly, which comprises a longitudinal column member and a beam member transversely extending from one side surface of the column member, wherein the beam member is provided with a front end surface, a top surface and a bottom surface; the column member is provided with a rear side surface, and a vertical first connecting plate is arranged on the rear side surface of the column member; the first rear end face and the second rear end face are both provided with vertical second connecting plates; energy dissipation components are arranged in the first groove and the second groove, each energy dissipation component comprises an energy dissipation plate and anti-buckling plates arranged above and below the energy dissipation plate respectively, the front end of each energy dissipation plate is hinged to the first connecting plate, and the rear end of each energy dissipation plate is hinged to the second connecting plate.
Description
Technical Field
The invention relates to the technical field of buildings, in particular to an assembly type beam-column joint containing a composite energy consumption assembly.
Background
Due to the complexity of earthquake action, the traditional building structure earthquake-proof technical research has no way to meet the requirement that urban residents want to recover normal life quickly after earthquake, and the earthquake fortification target is gradually considered from the aspects of protecting life safety and the like and develops towards the direction of recovering normal life order of the urban residents quickly after earthquake. The construction needs a structure or a component which can quickly recover the function after the earthquake, the recoverable functional structure becomes the large direction of the earthquake engineering research, and the recoverable functional structure refers to a structure which can recover the use function without repairing or slightly repairing after the earthquake; replaceable components are a means of realising structures with recoverable functions, which was proposed at the beginning of the 21 st century in relation to the research and application in the field of civil engineering and is now gradually applied in engineering structures. The development trend of building structures is to provide the areas of the structure that are susceptible to damage as replaceable components.
Most of the existing beam-column connecting systems cannot be replaced, so that the normal use of a building is influenced; the existing beam-column connecting system is not easy to repair after being damaged; the existing beam-column connecting system can not prevent beam-column collision and cause local crushing.
The main ways of beam-column connection are "wet" and "dry" connection systems. The wet-type connecting system is in relevant specifications and regulations in China, the design and construction performance are required to aim at equal cast-in-place, namely, the design and construction of the fabricated structure need to achieve the performance of the cast-in-place structure, so the wet-type connecting system can also be called as an equal cast-in-place fabricated concrete structure system, the traditional structure forms such as a frame, a frame shear wall, a shear wall and the like are still used, and the main difference is that the connecting area adopts a series of structures or measures to ensure that the connecting area meets the requirement of equal cast-in-place. By adopting the dry connection mode, concrete does not need to be poured, connecting parts are embedded in the members, all the parts are connected together through bolts, welding or prestress, wet operation does not exist on site, the construction efficiency can be greatly improved, and the characteristics of an assembly structure are better met.
Therefore, there is a need for a new fabricated beam-column joint with composite energy dissipating components to solve the above-mentioned problems.
Disclosure of Invention
The invention aims to: the assembled beam column node with the composite energy dissipation assembly is characterized in that an energy dissipation component which is easy to repair after an earthquake is arranged at the beam column node position and serves as a replaceable component, and the problem that the front end of the beam component is locally crushed is solved.
The technical scheme is as follows: the invention provides an assembled beam-column joint containing a composite energy consumption assembly, which comprises a longitudinally extending column member and a beam member transversely extending from one side surface of the column member, wherein the beam member is provided with a front end surface, a top surface and a bottom surface; the column member is provided with a rear side surface, and a vertical first connecting plate is arranged on the rear side surface of the column member; the first rear end face and the second rear end face are both provided with a vertical second connecting plate; energy dissipation components are arranged in the first groove and the second groove, each energy dissipation component comprises an energy dissipation plate and anti-buckling plates arranged above and below the energy dissipation plate respectively, the front end of each energy dissipation plate is hinged to the first connecting plate, and the rear end of each energy dissipation plate is hinged to the second connecting plate.
Further, a first interlayer is arranged between the front end face of the beam member and the first connecting plate in a clamping mode; and a second interlayer is clamped between the first rear end face and the second connecting plate.
Furthermore, the upper end of the first connecting plate is convexly provided with two first hinged supports extending towards the first groove, the lower end of the first connecting plate is convexly provided with two first hinged supports extending towards the second groove, and each second connecting plate is convexly provided with two second hinged supports forwards; the front end of the energy dissipation plate is provided with a first hinged part for being hinged with the two first hinged supports through a pin shaft, and the rear end of the energy dissipation plate is provided with a second hinged part for being hinged with the two second hinged supports through a pin shaft.
Furthermore, the energy consumption plate is provided with a first cut which penetrates through the energy consumption plate from top to bottom, the front end of the first cut extends to the first hinge part, and the rear end of the first cut extends to the second hinge part.
Furthermore, each buckling-restrained plate comprises a top plate and convex plates which protrude and extend from the top plate, each convex plate is arranged in the middle of the top plate in the length direction, the length of each convex plate is smaller than that of the top plate, and the width of each convex plate is equal to that of the top plate; a plurality of first through holes which penetrate through the top plate and the convex plate from top to bottom are formed in the length direction of each anti-buckling plate.
Furthermore, the first hinge part is provided with a second through hole which penetrates through two sides of the first hinge part, and the second hinge part is provided with a second through hole which penetrates through two sides of the second hinge part; each first hinged support and each second hinged support are provided with an opening; the pin shaft is detachably arranged in the second through hole and the opening.
Furthermore, the convex plates of the two anti-buckling plates respectively face the top surface of the energy dissipation plate and the bottom surface of the energy dissipation plate, and the bolts penetrate through the first through hole and the first notch of the anti-buckling plate above the energy dissipation plate and the first through hole of the anti-buckling plate below the energy dissipation plate, so that the anti-buckling plate and the energy dissipation plate are assembled to form the energy dissipation component.
Furthermore, the peripheral surface of the first interlayer is provided with a first hoop plate connected to the first mounting plate, and the 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 connecting plate is provided with angle steel positioned below the first interlayer.
Further, the column member also has a front side surface on which a plate member is mounted; and a plurality of second embedded parts which penetrate through the column member and the first connecting plate from front to back and are fixedly connected with the first connecting plate are arranged on the column member.
Furthermore, the beam member is provided with a plurality of first embedded parts which penetrate through 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 back to front and are fixedly connected with the plate member; and a third embedded part which penetrates through the first rear end face or the second rear end face from back to front, penetrates through the second interlayer, the second hoop plate and the second connecting plate and is fixedly connected with the second connecting plate is further arranged on the beam member.
Has the beneficial effects that: according to the assembly type beam-column node containing the composite energy consumption assembly, the installation positions of the first connecting plate and the column member are used as beam-column node positions, the top surface of the beam member is provided with the first groove, the bottom surface of the beam member is provided with the second groove, and the first groove and the second groove are used as reserved positions for installing the energy consumption members, so that the beam-column node can be ensured to have enough shear rigidity, and meanwhile, the deformation capability and the energy consumption capability of the beam-column node are improved, and the anti-seismic performance of the beam-column node is improved; and the first connecting plate is arranged on the rear side surface of the column component at the position of the beam column node, the second connecting plates are arranged on the first rear end surface and the second rear end surface, each energy consumption component comprises an energy consumption plate and two anti-buckling plates, the front end of the energy consumption plate is hinged to the first connecting plate, the rear end of the energy consumption plate is hinged to the second connecting plate, the deformation of the beam column node can be concentrated on the energy consumption component, the energy consumption component can be replaced after an earthquake, the performance restoration of the beam column node can be completed, the energy consumption component as a replaceable component can be replaced in time when being damaged, the normal use of a building is not influenced, and the service cycle of a building structure is prolonged.
Drawings
FIG. 1 is an elevation view of an assembled beam-column joint incorporating a composite energy dissipating assembly according to the present invention;
FIG. 2 is a schematic view of the internal disassembly of an assembled beam-column joint with a composite energy dissipating assembly according to the present invention;
FIG. 3 is an exploded schematic view of a fabricated beam-column node energy dissipating component including a composite energy dissipating assembly;
FIG. 4 is an exploded view of the second connecting plate assembled with the second hoop plate;
FIG. 5a is a top view of a dissipation plate;
FIG. 5b is a front view of the energy dissipating plate;
FIG. 6a is a top view of the anti-buckling plate;
fig. 6b is a front view of the anti-buckling plate.
Detailed Description
The technical scheme provided by the invention is explained in detail in the following with the accompanying drawings.
As shown in fig. 1 to 6b, the fabricated beam-column node including a composite energy dissipation assembly includes a beam member 100, a column member 200, an energy dissipation member 7, a first connecting plate 81, a second connecting plate 82, a first interlayer 5, a second interlayer 6, a first hoop plate 51, a second hoop plate 61, a plate member 400, a plurality of first embedded parts 3, a plurality of second embedded parts 108, and a plurality of third embedded parts 109, where each energy dissipation member 7 includes an energy dissipation plate 11 and buckling-restrained plates 12 respectively disposed above and below the energy dissipation plate 11. The column member 200 is a longitudinally extending concrete column structural member, the beam member 100 is a concrete beam structural member extending from back to front to the outside of the column member 200, the concrete column structural member of the column member 200 and the concrete beam structural member of the beam member 100 are both formed by pouring reinforced concrete, and the beam member 100 and the column member 200 are assembled.
The beam member 100 has a front end surface 101, a top surface 102, and a bottom surface 103, the top surface 102 of the beam member 100 is provided with a first groove 105 extending from top to bottom, the bottom surface of the beam member 100 is provided with a second groove 106 extending from bottom to top, and both the first groove 105 and the second groove 106 extend forward to penetrate through the beam member 100, specifically, both the first groove 105 and the second groove 106 penetrate through the front end surface 101 of the beam member 100. The first groove 105 and the second groove 106 are integrally connected to the beam member 100.
The column member 200 is provided with a rear side surface 201, a vertical first connecting plate 81 is installed on the rear side surface 201 of the column member 200, and the installation positions of the first connecting plate 81 and the column member 200 are used as beam-column joint positions; the rear end of the first groove 105 has a first rear end face 1050, the rear end of the second groove 106 has a second rear end face 1060, and the first rear end face 1050 and the second rear end face 1060 are both provided with a vertical second connecting plate 82.
The energy dissipation members 7 are arranged in the first groove 105 and the second groove 106, each energy dissipation member 7 is a metal plate type yielding energy dissipater, each energy dissipation member 7 comprises an energy dissipation plate 11, an anti-buckling plate 12 arranged above the energy dissipation plate 11, and an anti-buckling plate 12 arranged below the energy dissipation plate 11, the front end of the energy dissipation plate 11 is hinged to the first connecting plate 81, and the rear end of the energy dissipation plate 11 is hinged to the second connecting plate 82. The energy dissipation plate 11 is preferably a low-yield high-energy dissipation metal plate, and the anti-buckling plate 12 is preferably an anti-buckling steel plate. The first groove 105 and the second groove 106 are reserved positions of the beam member 100 for mounting the energy dissipation member 7.
Two first hinge supports 811 extending towards the first groove 105 are convexly arranged at the upper end of the first connecting plate 81 in a backward direction, two first hinge supports 811 extending towards the second groove 106 are convexly arranged at the lower end of the first connecting plate 81 in a backward direction, two second hinge supports 821 extending towards the first groove 105 are convexly arranged at the second connecting plate 82 at the rear end of the first groove 105 in a forward direction, and two second hinge supports 821 extending towards the second groove 106 are convexly arranged at the second connecting plate 82 at the rear end of the second groove 106 in a forward direction. The first hinge support 811 is integrally connected to the first connection plate 81, and the second hinge support 812 is integrally connected to the second connection plate 82.
The front end of the energy consumption plate 11 is provided with a first hinge part 111 for being hinged to the two first hinge supports 811, and the rear end is provided with a second hinge part 112 for being hinged to the two second hinge supports 821; the energy consumption plate 11 is further provided with a first cut 113 penetrating the energy consumption plate 11 from top to bottom, the front end of the first cut 113 extends to the first hinge 111, the rear end of the first cut 113 extends to the second hinge 112, and the first cut 113 separates the energy consumption plate 11 into a first energy consumption part 114 and a first energy consumption part 115, wherein the first cut 113 is cut from top to bottom on the energy consumption plate 11 to form the first energy consumption part 114 and the first energy consumption part 115, and the first energy consumption part 114 and the first energy consumption part 115 are low-yield high-energy consumption metal plates. The first energy consumption part 114 and the first energy consumption part 115 are used as main energy consumption parts of the energy consumption component 7, and the energy consumption performance of the energy consumption plate 11 is increased and reduced through the hollow design of the first notch 113 on the energy consumption plate 11.
Each first hinge support 811 of the first connecting plate 81 is a convex lug, each second hinge support 821 of the second connecting plate 82 is a convex lug, and each lug of the first hinge support 811 or the second hinge support 821 is provided with an opening 831 penetrating through two sides of the lug; in addition, the first hinge portion 111 of the energy dissipation plate 11 is provided with a second through hole 14 penetrating through two sides of the first hinge portion 111, and the second hinge portion 112 is provided with the second through hole 14 penetrating through two sides of the second hinge portion 112. The first hinge portion 111 and the second hinge portion 112 are rectangular columns provided with a second through hole 14, the first energy consuming portion 114 and the second energy consuming portion 115 have the same structural size, the top surfaces of the first energy consuming portion 114 and the second energy consuming portion 115 are recessed relative to the top surface of the first hinge portion 111, and the bottom surfaces of the first energy consuming portion 114 and the second energy consuming portion 115 are recessed relative to the bottom surface of the first hinge portion 111.
When the energy dissipation plate 11 is hinged to the first connection plate 81 through the first hinge portion 111 and the first hinge support pair 811, the first hinge portion 111 is disposed between the two first hinge support 811, and the pin shaft 9 is inserted into one opening 831, the second through hole 14 of the first hinge portion 111, and the other opening 831; when the energy dissipation plate 11 is hinged to the second connection plate 82 through the second hinge portion 112 and the two second hinge supports 821, the second hinge portion 112 is disposed between the two second hinge supports 821, and the other pin 9 is inserted into one opening 831, the second through hole 14 of the second hinge portion 112, and the other opening 831.
Therefore, when the energy dissipation plate 11 is installed between the first installation plate 81 and the second installation plate 82, the second through holes 14 formed in the first hinge portion 111 and the second hinge portion 112 are used to reserve a plugging space for the plug pin 9, the plug pin 9 is used to fix the energy dissipation plate 11 to the first connection plate 81 and the first connection plate 82 at the position of the first groove 105, or the plug pin 9 is used to fix the energy dissipation plate 11 to the first connection plate 81 and the first connection plate 82 at the position of the second groove 106, respectively, the plug pin 9 can be detached from the two first hinge supports 811 or the two second hinge supports 821, and the first hinge portion 111 and the second hinge portion 112 of the energy dissipation plate 11, so that the energy dissipation plate 11 of the energy dissipation component 7 can be detachably hinged to the first connection plate 81 and the second connection plate 82, so as to achieve the real-time detachable and replaceable effects of the energy dissipation component 7.
Each buckling-restrained brace 12 comprises a top plate 121 and a convex plate 122 protruding downwards from the top plate 121, each convex plate 122 is arranged at the middle position of the top plate 121 in the length direction, the length of each convex plate 122 is smaller than that of the top plate 121, and the width of each convex plate 122 is smaller than that of the top plate 121; each buckling-preventing plate 12 is provided with a plurality of first through holes 123 extending through the top plate 121 and the protruding plate 122 from top to bottom in the longitudinal direction. The top plate 121 and the convex plate 122 of each anti-buckling plate 12 are integrally connected.
When the two buckling-restrained plates 12 are assembled with one energy dissipation plate 11, the protruding plates 122 of the two buckling-restrained plates 12 respectively face the energy dissipation plate 11, and the bolts 131 penetrate through the first through holes 123 of the buckling-restrained plates 12 located above the energy dissipation plate 11, the first notches 113 of the energy dissipation plate 11, and the first through holes 123 of the buckling-restrained plates 12 located below the energy dissipation plate 11, so that the two buckling-restrained plates 12 and the energy dissipation plate 11 are assembled to form the energy dissipation member 7. In addition, when the two anti-buckling plates 12 are assembled with the energy dissipation plates 11, the top surfaces of the first energy dissipation plate 114 and the second energy dissipation plate 115 are adjacent to or in contact with the convex plate 122 of the anti-buckling plate 12 located above the energy dissipation plate 11, and the bottom surfaces of the first energy dissipation plate 114 and the second energy dissipation plate 115 are adjacent to or in contact with the convex plate 122 of the anti-buckling plate 12 located below the energy dissipation plate 11, so that the installation is facilitated and the energy dissipation effect is increased.
The energy dissipation member 7 is installed by taking the first groove 105 positioned on the upper side of the beam-column node as a reserved position, and the energy dissipation member 7 is installed by taking the second groove 106 positioned on the upper side of the beam-column node as a reserved position, so that the beam-column node can be ensured to have enough shear rigidity, and meanwhile, the deformation capacity and the energy dissipation capacity of the beam-column node are improved, and the anti-seismic performance of the beam-column node is improved. The energy dissipation members 7 are arranged at the positions of the first groove 105 and the second groove 106 and are metal plate type yield energy dissipaters, so that deformation of beam-column joints can be concentrated on the energy dissipation members 7, and performance restoration of the beam-column joints can be completed by replacing the energy dissipation members 7 after an earthquake.
The first interlayer 5 is interposed between the front end surface 101 of the beam member 100 and the first connecting plate 81; the second interlayer 6 is sandwiched between the first rear end surface 1050 at the rear end of the first groove 105 and the second connecting plate 82 located in the first groove 105; another second interlayer 6 is sandwiched between the second rear end surface 1060 at the rear end of the second groove 106 and the second connecting plate 82 located in the second groove 106. Wherein, the first interlayer 5 and the two second interlayers 6 are both of rubber interlayer structures. The first interlayer 5 has a circumference profile identical to the maximum cross-sectional profile of the girder member 100, the second interlayer 6 has an upper end extending to the top surface 102, and both sides of the second interlayer 6 extend to both sides of the girder member 100.
The first interlayer 5 is arranged through the beam member 100 and the first connecting plate 81, namely, the first interlayer 5 is arranged between the energy dissipation members 7 on the upper side and the lower side and the beam column node positions, the second interlayer 6 is clamped between the first rear end surface 1050 of the first groove 105 of the beam member 100 and the second connecting plate 82, and the second interlayer 6 is clamped between the second rear end surface 1060 of the rear end of the second groove 106 of the beam member 100 and the second connecting plate 82, and the beam member 100, particularly the front end of the beam member 100, can cooperate with the energy dissipation members 7 by utilizing the elasticity and the energy dissipation capacity of the rubber interlayers of the first interlayer 5 and the second interlayer 6, and can be prevented from being locally crushed due to collision in an earthquake.
Moreover, the outer peripheral surface of the first interlayer 5 is provided with a first hoop plate 51 connected to the first connecting plate 81, and the first hoop plate 51 is used for increasing the elastic model of the rubber layer of the first interlayer 5; the outer peripheral surface of each second interlayer 6 is provided with a second hoop plate 61 connected to the second connecting plate 82, and the second hoop plate 61 is used for increasing the elastic model of the rubber layer of the second interlayer 6; the lower end of the first connecting plate 81 is further provided with angle steel 813 which is positioned below the two first hinge supports 811 and at the lower end of the first interlayer 5, and is used for increasing the shearing resistance of the beam-column node.
It should be noted that in the embodiment of the present invention, the elasticity and the energy dissipating capability of the rubber interlayers of the first interlayer 5 and the second interlayer 6 are utilized to work together with the energy dissipating member 7, so that the two constitute a composite energy dissipating assembly for simultaneously preventing the beam member 100, especially the front end of the beam member 100, from being locally crushed due to collision in the earthquake.
And, the pillar member 200 further has a front side 202 and a plate member 400 is mounted on the front side 202; second embedded parts 108 which penetrate through the column members 20 and the first mounting plates 81 from front to back and are fixedly connected with the first connecting plates 81 are embedded in the column members 200, and the second embedded parts 108 are high-strength bolts so as to realize the fastening connection of the column members 200 and the first connecting plates 81.
The beam member 100 is embedded with a first embedded part 3 which penetrates through the front end face 101 of the beam member 100, the first interlayer 5, the first hoop plate 51, the first connecting plate 81, the column member 200 and the plate member 400 from back to front and fastens the connecting plate member 400, the first embedded part 3 is firstly embedded in the concrete column of the beam member 100 in a transverse direction and then is assembled subsequently, and the first embedded part 3 is a high-strength bolt so as to realize the connection of the beam member 100 and the column member 200 at the beam-column joint position. In addition, stirrups (not shown) are provided near the beam-column joints to reinforce the connection between the beam member 100 and the column member 200.
Furthermore, a third embedded part 109 which penetrates through the first groove 105 from back to front, the first back end surface 1050, the second interlayer 6, the second hoop plate 61 and the second connecting plate 82 from back to front and is fixedly connected with the second connecting plate 82 is embedded in the beam member 100, and a third embedded part 109 which penetrates through the second groove 106 from back to front, the second back end surface 1060, the second interlayer 6, the second hoop plate 61 and the second connecting plate 82 from back to front and is fixedly connected with the second connecting plate 82 is embedded in the beam member 100, wherein the third embedded part 109 is a high-strength bolt, so that the beam member 100 is fixedly connected between the back end of the first groove 105 and the second interlayer 6, the second hoop plate 61 and the second connecting plate 82, or the beam member 100 is fixedly connected between the back end of the second groove 105 and the second interlayer 6, the second hoop plate 61 and the second connecting plate 82. Moreover, the second embedded part 108 and the third embedded part 109 are respectively fixed with the column member 20 through pouring, and the second embedded part 108 fastens the first connecting plate 81 on the rear side surface 201 of the column member 200 through nut fastening; the third embedded part 109 achieves fastening of the second connection plate 82 to the first rear end surface 1050 at the rear end of the first groove 105 or the second rear end surface 1060 at the rear end of the second groove 106 of the beam member 100 by nut fastening.
According to the assembly type beam-column node containing the composite energy consumption assembly, the installation positions of the first connecting plate 81 and the column member 200 are used as beam-column node positions, the first groove 105 is arranged at the front end of the top surface 102 of the beam member 100, the second groove 106 is arranged at the front end of the bottom surface 103 of the beam member 100, and the first groove 105 and the second groove 106 are used as reserved positions for installing the energy consumption member 7, so that sufficient shear rigidity at the beam-column node can be ensured, and the deformation capability and the energy consumption capability of the beam-column node are improved, and the anti-seismic performance of the beam-column node is improved; moreover, the rear side surface 201 of the column member 200 is provided with a first connecting plate 81 at the position of a beam-column node, the first rear end surface 1050 of the first groove 105 and the second rear end surface 1060 of the second groove 106 are provided with a second connecting plate 82, each energy consumption member 7 comprises an energy consumption plate 11 and two buckling-restrained plates 12, the front end of the energy consumption plate 11 is hinged with the first connecting plate 81, and the rear end of the energy consumption plate 12 is hinged with the second connecting plate 82, so that the deformation of the beam-column node can be concentrated on the energy consumption member 7, the performance restoration of the beam-column node can be completed by replacing the energy consumption member 7 after an earthquake, the energy consumption member 7 can be replaced in time when being damaged, the normal use of a building is not affected, and the service cycle of a building structure is prolonged; and by interposing the first interlayer 5 and the first hoop plate 51 between the front end surface 101 of the beam member 100 and the first connecting plate 81, and interposing the second interlayer 6 and the second hoop plate 61 between the first rear end surface 1050 of the first groove 105, the second rear end surface 1060 of the second groove 106, and the second connecting plate 82, the composite dissipative assembly can be configured by utilizing the elasticity and dissipative capacity of the rubber interlayers of the first interlayer 5 and the second interlayer 6 to cooperate with the dissipative member 7, so as to prevent the beam member 100, particularly the front end of the beam member 100, from being locally crushed due to collision in an earthquake.
Claims (10)
1. An assembled beam-column node containing a composite energy dissipation assembly is characterized by comprising a column member (200) extending longitudinally and a beam member (100) extending transversely from one side surface of the column member (200), wherein the beam member is provided with a front end surface (101), a top surface (102) and a bottom surface (103), the top surface of the beam member is provided with a first groove (105) extending from top to bottom, the bottom surface of the beam member is provided with a second groove (106) extending from bottom to top, the first groove and the second groove both extend forwards to penetrate through the front end surface of the beam member, the first groove is provided with a first rear end surface (1050), and the second groove is provided with a second rear end surface (1060);
the post member has a rear side (201) to which a first vertical connecting plate (81) is attached; a vertical second connecting plate (82) is arranged on each of the first rear end face and the second rear end face;
energy dissipation components (7) are arranged in the first groove and the second groove, each energy dissipation component comprises an energy dissipation plate (11) and an anti-buckling plate (12) arranged above and below the energy dissipation plate respectively, the front end of each energy dissipation plate is hinged to the first connecting plate, and the rear end of each energy dissipation plate is hinged to the second connecting plate.
2. The fabricated beam-column joint with composite energy-consuming components according to claim 1, wherein a first interlayer (5) is sandwiched between the front end face of the beam member and the first connecting plate; and a second interlayer (6) is clamped between the first rear end face and the second connecting plate.
3. The fabricated beam-column joint with composite energy dissipation assemblies as recited in claim 1, wherein the upper end of the first connecting plate is convexly provided with two first hinge supports (811) extending toward the first groove, the lower end of the first connecting plate is convexly provided with two first hinge supports extending toward the second groove, and each of the second connecting plates is convexly provided with two second hinge supports (821) forward; the front end of the energy dissipation plate is provided with a first hinge part (111) for being hinged with the two first hinge supports through a pin shaft (9), and the rear end of the energy dissipation plate is provided with a second hinge part (112) for being hinged with the two second hinge supports through a pin shaft.
4. The fabricated beam-column node with composite energy dissipating assemblies as claimed in claim 3, wherein the energy dissipating plate has a first cut (113) extending through the energy dissipating plate from top to bottom and 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.
5. The fabricated beam-column joint with composite energy-dissipating components as claimed in claim 4, wherein each buckling-restrained panel includes a top plate (121), and convex plates (122) protruded from the top plate, each convex plate is disposed at a middle position in the length direction of the top plate, each convex plate has a length smaller than the length of the top plate, and each convex plate has a width equal to the width of the top plate; each buckling-restrained plate is provided with a plurality of first through holes (123) which penetrate through the top plate and the convex plate from top to bottom in the length direction.
6. The fabricated beam-column joint with composite energy dissipating components as claimed in claim 3, wherein the first hinge portion has a second through hole (14) passing through both sides of the first hinge portion, and the second hinge portion has a second through hole passing through both sides of the second hinge portion; each first hinged support and each second hinged support are provided with an opening (831); the pin shaft is detachably arranged in the second through hole and the opening.
7. The fabricated beam-column joint with composite energy dissipation assemblies as recited in claim 5, wherein the protruding plates of the two anti-buckling plates face the top surface of the energy dissipation plate and the bottom surface of the energy dissipation plate respectively, and the first through holes of the anti-buckling plates above the energy dissipation plate, the first cut-outs and the first through holes of the anti-buckling plates below the energy dissipation plate are penetrated by bolts (131) to assemble the anti-buckling plates and the energy dissipation plates into the energy dissipation members.
8. The fabricated beam-column joint with composite energy dissipating components according to claim 2, wherein the first interlayer outer peripheral surface is provided with a first hoop plate (51) attached to the first mounting plate, and each second interlayer outer peripheral surface is provided with a second hoop plate (61) attached to the second mounting plate; the lower end of the first connecting plate is provided with angle steel (813) positioned below the first interlayer.
9. The fabricated beam-column node with composite energy dissipating components of claim 8, wherein the column member further has a front side (202) and a plate member (400) is mounted on the front side; and a plurality of second embedded parts (108) which penetrate through the column member and the first connecting plate from front to back and are fixedly connected with the first connecting plate are arranged on the column member.
10. The fabricated beam-column joint with composite energy dissipation assemblies as recited in claim 9, wherein the beam member is provided with a plurality of first embedded parts (3) which penetrate through the front end face of the beam member, the first interlayer, the first hoop plate, the first connecting plate, the column member and the plate member from back to front and are tightly connected with the plate member; and a third embedded part (109) which penetrates through the first rear end face or the second rear end face from back to front, penetrates through the second interlayer, the second hoop plate and the second connecting plate and is fixedly connected with the second connecting plate is further arranged on the beam member.
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| CN202210392899.0A CN114753488A (en) | 2022-04-15 | 2022-04-15 | Assembled beam column node that contains compound power consumption subassembly |
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| CN202210392899.0A CN114753488A (en) | 2022-04-15 | 2022-04-15 | Assembled beam column node that contains compound power consumption subassembly |
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