CN218541647U - Frame structure with anti-seismic reinforcing device - Google Patents

Frame structure with anti-seismic reinforcing device Download PDF

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Publication number
CN218541647U
CN218541647U CN202222069785.0U CN202222069785U CN218541647U CN 218541647 U CN218541647 U CN 218541647U CN 202222069785 U CN202222069785 U CN 202222069785U CN 218541647 U CN218541647 U CN 218541647U
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China
Prior art keywords
plate
holes
horizontal
joist
frame structure
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CN202222069785.0U
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Chinese (zh)
Inventor
张少远
侯和涛
付心蕊
杜姿林
牟银林
张兴海
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Shandong Qianyue Construction Technology Co ltd
Shandong Yimeng Design Consulting Co ltd
Shandong University
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Shandong Qianyue Construction Technology Co ltd
Shandong Yimeng Design Consulting Co ltd
Shandong University
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    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
    • E04G23/00—Working measures on existing buildings
    • E04G23/02—Repairing, e.g. filling cracks; Restoring; Altering; Enlarging
    • E04G23/0218—Increasing or restoring the load-bearing capacity of building construction elements
    • 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
    • E04B1/19—Three-dimensional framework structures
    • E04B1/1903—Connecting nodes specially adapted therefor
    • 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
    • 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
    • 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
    • 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
    • E04H9/0215—Bearing, supporting or connecting constructions specially adapted for such buildings involving active or passive dynamic mass damping systems
    • 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
    • E04H9/0237—Structural braces with damping devices
    • 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
    • E04B1/19—Three-dimensional framework structures
    • E04B2001/1924—Struts specially adapted therefor
    • 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
    • E04B1/19—Three-dimensional framework structures
    • E04B2001/1957—Details of connections between nodes and struts
    • 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
    • E04B1/19—Three-dimensional framework structures
    • E04B2001/1975—Frameworks where the struts are directly connected to each other, i.e. without interposed connecting nodes or plates
    • 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
    • E04B2001/5868—Hinged connections
    • 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

Abstract

The utility model discloses a frame construction with antidetonation reinforcing apparatus belongs to the antidetonation reinforcing field. The anti-seismic reinforcing device comprises a connecting column, a self-resetting damper assembly, a horizontal joist and two supporting rods; the self-resetting damper assembly is fixedly connected to the connecting column, the bottom of the connecting column and the self-resetting damper assembly are connected with the top of the horizontal joist, and the left side and the right side of the bottom of the horizontal joist are respectively connected with the tops of the supporting rods on the left side and the right side; the top of the connecting column is connected with an upper-layer frame beam through an upper connecting structure, the bottoms of the supporting rods on the left side and the right side are connected with a beam column node at the bottom of the frame structure through a lower connecting structure, and the upper connecting structure and the lower connecting structure are assembled detachable connecting structures. The utility model discloses construction convenience is swift, and the system power consumption is strong and stable, maintains simply, has from the reset capability, but from reset damper repeatedly usable, effectively improves former frame construction's anti-seismic performance.

Description

Frame structure with anti-seismic reinforcing device
Technical Field
The utility model relates to an antidetonation reinforcing field especially indicates a frame construction with antidetonation reinforcing apparatus.
Background
A large number of frame structures exist in a building, and seismic strengthening of the frame structures of the building is an effective mode for improving seismic performance of the building. Dampers are devices for damping mechanical vibration and dissipating kinetic energy by using damping characteristics, and have been used in structural engineering such as buildings, bridges, railways, etc. to absorb unexpected seismic energy.
At present, a supporting type shearing damping device is mostly adopted to perform seismic strengthening on a building frame structure, the upper end part of a damper is welded with the middle part of an upper-layer frame beam, the bottom of the damper is welded with the middle part of the upper flange of a horizontal joist, the upper ends of two supporting rods in a herringbone shape are respectively welded at the left end and the right end of the horizontal joist, and the lower ends of the two supporting rods are respectively welded at beam column nodes of an original frame structure.
The supporting shear type damping device has the following disadvantages:
1. the supporting type shearing type damping device is single in structure energy dissipation mechanism, part of the supporting type shearing type damping device can only play a role in energy dissipation and shock absorption under a large earthquake, and the supporting type shearing type damping device consumes less energy or does not consume energy under a small earthquake, so that the supporting type shearing type damping device cannot play a role in reinforcing an original steel frame structure. When the device meets the energy consumption reinforcement requirements under the small earthquake state and the large earthquake state, the rigidity of the original frame structure is higher due to the structure addition of the device, the earthquake effect is increased, and the reinforcement effect on the original frame structure is reduced.
2. The deformation of the supporting type shearing damping device can not be recovered after the yielding energy consumption work of the supporting type shearing damping device, and the supporting type shearing damping device has larger residual deformation and no self-resetting capability, and can influence the recovery of the normal use function of the structure.
SUMMERY OF THE UTILITY MODEL
The utility model provides a frame construction with antidetonation reinforcing apparatus, the utility model discloses construction convenience is swift, and the system power consumption is strong and stable, maintains simply, has from the reset ability, from reset attenuator repeatedly usable, effectively improves former frame construction's anti-seismic performance.
The utility model provides a technical scheme as follows:
the utility model provides a frame construction with antidetonation reinforcing apparatus, includes frame construction and antidetonation reinforcing apparatus, antidetonation reinforcing apparatus includes the spliced pole, from restoring to the throne attenuator subassembly, horizontal joist and two bracing pieces, wherein:
the top of the connecting column is connected with the middle of an upper-layer frame beam of the frame structure through an upper connecting structure, the self-resetting damper assembly is fixedly connected to the connecting column, the connecting column and the self-resetting damper assembly are located above the horizontal joist, the bottom of the connecting column is connected with the top of the horizontal joist, and the self-resetting damper assembly is connected with the top of the horizontal joist;
the two support rods are respectively positioned at the left side and the right side below the horizontal joist, and the left side and the right side of the bottom of the horizontal joist are respectively connected with the tops of the support rods at the left side and the right side; the bottoms of the supporting rods on the left side and the right side are respectively connected with beam column nodes on the left side and the right side of the bottom of the frame structure through lower connecting structures;
and the upper connecting structure and the lower connecting structure are both assembled detachable connecting structures.
Furthermore, the bottom of the connecting column is connected with the top of the horizontal joist through a beam-column connecting structure, the beam-column connecting structure comprises a shear-resistant plate and two shear-resistant plate bolts, the bottom of the shear-resistant plate is fixedly connected with the top of the horizontal joist, two V-shaped holes are formed in the shear-resistant plate, two shear-resistant plate bolt holes are formed in the bottom of the connecting column, and the two shear-resistant plate bolts respectively penetrate through the V-shaped holes and the shear-resistant plate bolt holes to connect the bottom of the connecting column with the shear-resistant plate.
Furthermore, the upper side edge of the V-shaped hole is in the shape of an arc protruding upwards, the distance between the left side edge and the right side edge of the V-shaped hole gradually decreases from top to bottom, and the lower side edge of the V-shaped hole is in the shape of an arc recessed downwards.
Furthermore, the self-resetting damper assembly is connected with the top of the horizontal joist through a damper connecting structure, the damper connecting structure comprises rigid connecting rods with threads at the upper end and the lower end, vertical through holes are formed in the self-resetting damper assembly, damper connecting holes corresponding to the vertical through holes are formed in the top of the horizontal joist, the rigid connecting rods penetrate through the vertical through holes and the damper connecting holes, and the self-resetting damper assembly is connected with the top of the horizontal joist through nuts at the upper end and the lower end of the rigid connecting rods.
Furthermore, the number of the self-resetting damper assemblies is two, the two self-resetting damper assemblies are respectively positioned on the left side and the right side of the connecting column, and the inner sides of the two self-resetting damper assemblies are respectively fixedly connected with the left side and the right side of the connecting column; each self-resetting damper assembly comprises a horizontal bottom plate, a horizontal top plate is arranged right above the horizontal bottom plate, the outer sides of the horizontal bottom plate and the horizontal top plate are connected through a vertical side plate, and a plurality of self-resetting dampers are arranged in a space defined by the horizontal bottom plate, the horizontal top plate and the vertical side plate of each self-resetting damper assembly;
the number of the vertical through holes is the same as that of the self-resetting dampers, and each vertical through hole comprises a top plate through hole section, a damper through hole section and a bottom plate through hole section which are respectively arranged on the horizontal top plate, the self-resetting dampers and the horizontal bottom plate.
Furthermore, the upper connecting structure comprises a connecting plate and a connecting plate bolt, and the top of the connecting plate is fixedly connected with the middle part of the upper-layer frame beam of the frame structure;
the connecting plate is provided with a vertical long round hole, the top of the connecting column is provided with a connecting plate bolt hole, and the connecting plate bolt penetrates through the long round hole and the connecting plate bolt hole to connect the connecting plate with the top of the connecting column.
Furthermore, the left side and the right side of the bottom of the horizontal joist are respectively connected with the tops of the support rods on the left side and the right side through a beam rod connecting structure; the beam rod connecting structures comprise ear plates and ear plate hydrant holes, the ear plates of the two beam rod connecting structures are respectively fixed at the left side and the right side of the bottom of the horizontal joist, the ear plates are provided with ear plate hydrant holes, the top of the supporting rod is provided with ear plate hinge holes, and the ear plate hydrant penetrates through the ear plate hydrant holes and the ear plate hinge holes to hinge the top of the supporting rod and the ear plates;
the lower connecting structure comprises node plates and node plate hydrant, the node plates of the two lower connecting structures are respectively fixed on beam column nodes on the left side and the right side of the bottom of the frame structure, node plate hydrant holes are formed in the node plates, node plate hinge holes are formed in the bottom of the supporting rod, and the node plate hydrant penetrates through the node plate hydrant holes and the node plate hinge holes to enable the bottom of the supporting rod to be hinged with the node plates.
Furthermore, the frame structure is a steel frame structure, the top of the connecting plate is welded with the middle part of the lower flange of the upper-layer steel frame beam of the steel frame structure, and the gusset plate is welded with the beam column node;
or, the frame construction is concrete frame construction, the connecting plate top with the middle part of concrete frame beam bottom of concrete frame construction's upper strata is passed through the bar planting and is connected, the gusset plate with the beam column node passes through the bar planting and connects.
Furthermore, the connecting column comprises a connecting column web plate, the connecting column web plate is vertically arranged and is parallel to the plane of the frame structure, and the left side and the right side of the connecting column web plate are respectively connected with a connecting column flange which is vertical to the connecting column web plate;
the inner sides of the two self-resetting damper assemblies are welded on the flange of the connecting column on the left side and the right side of the web plate of the connecting column, the connecting plate bolt holes are formed in the top of the web plate of the connecting column, and the shear plate bolt holes are formed in the bottom of the web plate of the connecting column.
Furthermore, the horizontal joist comprises a joist web, the joist web is horizontally arranged and is parallel to the plane of the frame structure, and the upper end and the lower end of the joist web are respectively connected with a joist flange vertical to the joist web;
the left side and the right side of the bottom of the horizontal joist are chamfered, end plates are arranged on the chamfers, and the ear plates are fixed on the end plates; the bottom of the shear resistant plate is welded with a joist flange at the upper end of the horizontal joist, and the damper connecting hole is formed in the joist flange at the upper end of the horizontal joist.
Furthermore, every connecting plate, shear resisting plate, otic placode and gusset plate all include the two-layer steel sheet that the certain clearance in interval set up, vertical slotted hole, V-arrangement hole, otic placode embolism eliminating hole and gusset plate embolism eliminating hole are seted up respectively on the two-layer steel sheet of connecting plate, shear resisting plate, otic placode and gusset plate, the connecting column top connect the column bottom the bracing piece top with the bracing piece bottom is located respectively in the clearance between the two-layer steel sheet of connecting plate, shear resisting plate, otic placode and gusset plate.
The utility model discloses following beneficial effect has:
1. the utility model discloses turn into the crooked power consumption of antidetonation reinforcing apparatus self and the power consumption from the attenuator subassembly that restores to the throne with the horizontal force of additional on frame construction to consume seismic energy. The system has strong and stable energy consumption, can fully play the performance advantages of each part, better reflects the higher energy dissipation and shock absorption effect of the structural system, greatly improves the bearing capacity and the ductility rigidity of the structure, effectively improves the stress condition of the original frame structure when being influenced by a horizontal earthquake, and improves the anti-seismic performance of the original frame structure.
2. The utility model discloses an antidetonation reinforcing apparatus has from the reset performance, but from reset attenuator repeatedly usable, need not to change or repair, but greatly reduced shakes back repair cost, and dissipation seismic energy that can be better eliminates residual deformation and alleviates the structural damage of the part that can not be changed among the frame construction, reduces structural damage.
3. The utility model discloses can all use in the higher or lower area of the grade of fortifying earthquake, can be used for having frame construction's reinforcement, also can apply to newly-built building.
4. The utility model adopts the assembly type detachable connection structure between the anti-seismic reinforcing device and the original frame structure beam column, the installation and construction are flexible, convenient and quick, the construction amount of the field operation is reduced, and the influence on the daily life of residents or factories can be effectively reduced; meanwhile, the replacement, the disassembly and the assembly at the later stage are convenient, the maintenance is simple, and the cost is reduced.
5. The utility model discloses can with better effective combination such as building door, window, not receive the restriction of door, window, can require to select to change mounted position according to building function, can reserve more facade spaces and add the door opening, during more nimble application such as door upper beam can be regarded as to its horizontal joist reaches former frame construction, neither influences the pleasing to the eye of building, can increase the bearing capacity on the door opening again, make the structure more firm.
Drawings
Fig. 1 is a schematic view of a frame structure (steel frame structure) with an earthquake-resistant reinforcement device according to the present invention;
fig. 2 is a schematic view of a frame structure (concrete frame structure) with an anti-seismic reinforcement device according to the present invention;
FIG. 3 is an enlarged view of the column and horizontal joist section of FIG. 1;
FIG. 4 is a front view of the horizontal joist of FIGS. 1 and 2 with a self-resetting damper assembly;
FIG. 5 is a sectional view taken along line 1-1 of FIG. 4;
FIG. 6 is a front view of the horizontal joist of FIGS. 1 and 2;
FIG. 7 is a top view of the connection stud to the horizontal joist of FIGS. 1 and 2;
FIG. 8 is a perspective view of the connection plate of FIG. 1;
FIG. 9 is a front view of the connection plate of FIG. 2;
fig. 10 is a side view of the connection plate of fig. 2.
Detailed Description
In order to make the technical problems, technical solutions and advantages to be solved by the present invention clearer, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.
The embodiment of the utility model provides a frame construction with antidetonation reinforcing apparatus, including frame construction 200 and antidetonation reinforcing apparatus 100, antidetonation reinforcing apparatus 100 sets up in frame construction 200's inside, consolidates the antidetonation to frame construction 200, and frame construction 200 can be steel frame construction, also can be concrete frame construction.
As shown in fig. 1 to 10, the earthquake-resistance strengthening device 100 includes a connection column 1, a self-resetting damper assembly 2, a horizontal joist 3, and two support rods 4, wherein:
the connecting column 1 is a vertically arranged short column, and the top of the connecting column 1 is connected with the middle part of an upper layer frame beam 201 of the frame structure 200 through an upper connecting structure 5. The self-resetting damper component 2 is fixedly connected to the connecting column 1, and can adopt a fixed connection form such as welding. The connecting column 1 and the self-resetting damper assembly 2 are located above the horizontal joist 3, the bottom of the connecting column 1 is connected with the top of the horizontal joist 3, and the self-resetting damper assembly 2 is connected with the top of the horizontal joist 3.
The two support rods 4 are respectively positioned at the left side and the right side below the horizontal joist 3, and the left side and the right side of the bottom of the horizontal joist 3 are respectively connected with the tops of the support rods 4 at the left side and the right side. The distance between the two support rods 4 becomes wider from top to bottom, so that the two support rods 4 are arranged in a herringbone shape. The bottoms of the support rods 4 on the left and right sides are respectively connected with beam-column joints 202 on the left and right sides of the bottom of the frame structure 200 through lower connecting structures 6.
The upper connecting structure 5 and the lower connecting structure 6 are both assembled detachable connecting structures.
The utility model discloses to antidetonation reinforcing apparatus 100 combines with the frame construction 200 of building, through the horizontal earthquake load of antidetonation reinforcing apparatus 100 consumption additional on building frame construction 200, reaches the reinforced purpose of antidetonation.
The utility model discloses following beneficial effect has:
1. the utility model discloses turn into the crooked power consumption of antidetonation reinforcing apparatus 100 self and the power consumption from restoring to the throne damper subassembly 2 with the horizontal force of additional on frame construction 200 to consume seismic energy. The system has strong and stable energy consumption, can fully exert the performance advantages of each part, better reflects the higher energy dissipation and shock absorption effects of the structural system, greatly improves the bearing capacity and the ductility rigidity of the structure, effectively improves the stress condition of the original frame structure when being influenced by a horizontal earthquake, and improves the anti-seismic performance of the original frame structure.
2. The utility model discloses an antidetonation reinforcing apparatus 100 has from the reset performance, but from reset attenuator repeatedly usable, need not to change or repair, but greatly reduced shakes back repair cost, and dissipation seismic energy that can be better eliminates the residual deformation and alleviates the structural damage of the part that can not be changed among the frame construction, reduces structural damage.
3. The utility model discloses can all use in the higher or lower area of the grade of fortifying earthquake, can be used for having frame construction's reinforcement, also can apply to newly-built building.
4. The utility model adopts the assembly type detachable connection structure between the anti-seismic reinforcing device 100 and the original frame structure beam column, the installation and construction are flexible, convenient and quick, the construction amount of the field operation is reduced, and the influence on the daily life of residents or factories can be effectively reduced; meanwhile, the replacement, the disassembly and the assembly at the later stage are convenient, the maintenance is simple, and the cost is reduced.
5. The utility model discloses can with better effective combination such as building door, window, not receive the restriction of door, window, can require to select to change mounted position according to building function, can reserve more facade spaces and add the door opening, during more nimble application such as door upper beam can be regarded as to its horizontal joist reaches former frame construction, neither influences the pleasing to the eye of building, can increase the bearing capacity on the door opening again, make the structure more firm.
In some examples, the aforementioned upper connecting structure 5 adopts a vertically long hole connecting manner, and includes a connecting plate 7 and a connecting plate bolt 8, wherein the top of the connecting plate 7 is fixedly connected with the middle of the upper frame beam 202 of the frame structure 200.
When the frame structure 200 is a steel frame structure, the top of the connecting plate 7 is welded to the middle of the lower flange of the upper steel frame beam of the steel frame structure, and a stiffening rib 43 may be provided in the middle of the upper steel frame beam, as shown in fig. 1. When the frame structure 200 is a concrete frame structure, the top of the connecting plate 7 is connected to the middle of the bottom of the upper concrete frame beam of the concrete frame structure by means of the embedded steel bars, as shown in fig. 2.
A vertical long round hole 9 is formed in the connecting plate 7, a connecting plate bolt hole 10 is formed in the top of the connecting column 1, and the connecting plate bolt 8 penetrates through the long round hole 9 and the connecting plate bolt hole 10 to connect the connecting plate 7 with the top of the connecting column 1.
The connecting column 1 and the connecting plate 7 adopt a traction mechanism with a vertical long bolt hole, vertical unbalanced force which is easily generated at the intersection of the connecting column and the upper-layer frame beam 201 is effectively reduced, and structural damage caused by improper stress at the middle of the upper-layer frame beam 201 is solved.
As an improvement of the utility model discloses the lower part connection structure 6 adopts articulated connected mode, and is specific:
the lower connecting structures 6 comprise node plates 11 and node plate bolts 12, and the node plates 11 of the two lower connecting structures 6 are respectively fixed on beam-column nodes 202 on the left side and the right side of the bottom of the frame structure 200. When the frame structure 200 is a steel frame structure, the gusset plate 11 is welded to the beam-column node 202, and a stiffener 44 may be provided at the beam-column node 202, as shown in fig. 1. When the frame structure 200 is a concrete frame structure, the node plate 11 and the beam-column node 202 are connected by planting bars, as shown in fig. 2.
The gusset plate hydrant hole is formed in the gusset plate 11, the gusset plate hinge hole is formed in the bottom of the support rod 4, and the gusset plate hydrant 12 penetrates through the gusset plate hydrant hole and the gusset plate hinge hole to enable the bottom of the support rod 4 to be hinged to the gusset plate 11.
The bottom left and right sides of horizontal joist 3 respectively is connected with the 4 tops of bracing piece of the left and right sides respectively through a beam pole connection structure 13, and beam pole connection structure 13 also adopts articulated connected mode, and is concrete:
the beam rod connecting structures 13 comprise ear plates 14 and ear plate hydrant 15, the ear plates 14 of the two beam rod connecting structures 13 are respectively fixed at the left side and the right side of the bottom of the horizontal joist 3, ear plate hydrant holes 16 are formed in the ear plates 14, ear plate hinge holes are formed in the top of the supporting rod 4, and the ear plate hydrant 15 penetrates through the ear plate hydrant holes 16 and the ear plate hinge holes to hinge the top of the supporting rod 4 with the ear plates 14.
The utility model discloses be connected with beam column node 202 through articulated mode and horizontal joist 3 in the top and the bottom of bracing piece 4, each articulated department all allows certain relative rotation, prevents because of the improper structural damage who causes of atress.
The utility model discloses do not restrict the connected mode of spliced pole 1 and horizontal joist 3, in one of them example, spliced pole 1 bottom is connected specificly through beam column connection structure 17 and 3 tops of horizontal joist:
the beam column connecting structure 17 comprises a shear resisting plate 18 and two shear resisting plate bolts 19, the bottom of the shear resisting plate 18 is fixedly connected with the top of the horizontal joist 3, two V-shaped holes 20 are formed in the shear resisting plate 18, two shear resisting plate bolt holes 21 are formed in the bottom of the connecting column 1, and the two shear resisting plate bolts 19 respectively penetrate through the V-shaped holes 20 and the shear resisting plate bolt holes 21 to connect the bottom of the connecting column 1 with the shear resisting plate 18.
When the self-resetting damper deforms, the V-shaped hole 20 allows the connecting column 1 and the horizontal joist 3 to move relatively, and structural damage to the connecting column and the shear resisting plate is prevented.
Preferably, the upper side of the V-shaped hole 20 is in the shape of an upwardly convex arc, the distance between the left and right sides of the V-shaped hole 20 gradually decreases from top to bottom to form a V-shape, and the lower side of the V-shaped hole 20 is in the shape of a downwardly concave arc.
The utility model discloses in, be connected specific from damper connection structure 42 and 3 tops of horizontal joist from damper subassembly 2 that restores to the throne:
the damper connecting structure 42 comprises rigid connecting rods 22 with threads at the upper end and the lower end, vertical through holes 23 are formed in the self-resetting damper assembly 2, damper connecting holes 24 corresponding to the vertical through holes 23 are formed in the top of the horizontal joist 3, the rigid connecting rods 22 penetrate through the vertical through holes 23 and the damper connecting holes 24, and the self-resetting damper assembly 2 is fixedly connected with the top of the horizontal joist 3 through nuts arranged at the upper end and the lower end of the rigid connecting rods 22.
The number of the self-resetting damper assemblies 2 may be two, the two self-resetting damper assemblies 2 are respectively located at the left and right sides of the joint column 1, and the inner sides of the two self-resetting damper assemblies 2 are respectively fixedly connected with the left and right sides of the joint column 1.
Each self-resetting damper assembly 2 comprises a horizontal bottom plate 25, a horizontal top plate 26 is arranged right above the horizontal bottom plate 25, the outer sides of the horizontal bottom plate 25 and the horizontal top plate 26 are connected through a vertical side plate 27, and a plurality of self-resetting dampers 28 are arranged in a space defined by the horizontal bottom plate 25, the horizontal top plate 26 and the vertical side plate 27 of each self-resetting damper assembly 2.
The number of the vertical through holes 23 is the same as that of the self-resetting dampers 28, and each self-resetting damper 28 is fixedly connected with the top of the horizontal joist 3 through the vertical through hole 23, the rigid connecting rod 22 and the nut. Each vertical through hole 23 comprises a top plate through hole section 29, a damper through hole section 30 and a bottom plate through hole section 31 respectively opened on the horizontal top plate 26, the self-resetting damper 28 and the horizontal bottom plate 25.
The utility model discloses a 2 from damper subassembly 2 that resets, every can all include one or more from damper 28 that resets from damper subassembly 2 that resets, all can establish ties and/or parallelly connected setting from damper 28 that resets. The specification and size of the connecting column 1 and the horizontal joist 3 can be designed and adjusted according to actual conditions, and the anti-seismic performance of the connecting column and the horizontal joist can be better exerted by combining the serial connection and the parallel connection of the self-resetting dampers 28.
In one specific example thereof, each self-resetting damper assembly 2 includes two self-resetting dampers 28, and four self-resetting dampers 28 are symmetrically disposed in the front-rear direction and the left-right direction with respect to the joint column 1.
The present invention is not limited to the structure of the self-resetting damper 28, and for example, a self-resetting damper utilizing friction energy dissipation of a wedge-shaped slider disclosed in chinese patent document CN110230359A may be adopted.
The utility model discloses a spliced pole 1 and horizontal joist 3 are H shaped steel structural component, and spliced pole 1 includes spliced pole web 34, and the vertical setting of spliced pole web 34 just is parallel with frame construction 200's plane, and the 34 left and right sides of spliced pole web respectively be connected with one with spliced pole web 34 vertically spliced pole edge of a wing 35, 36, and spliced pole web 34 and spliced pole edge of a wing 35, 36 form the H shaped steel structural component of vertical setting.
The inner sides of the two self-resetting damper assemblies 2 are welded to the column flanges 35 and 36 on the left and right sides of the column web 34, and specifically, the inner sides of the horizontal bottom plate 25 and the horizontal top plate 26 are welded to the column flanges 35 and 36.
The connecting plate bolt hole 10 is formed in the top of the connecting column web 34, and the top of the connecting column web 34 is connected with the connecting plate 7 through the connecting plate bolt 8. The anti-shearing plate bolt holes 21 are formed in the bottom of the connecting column web 34, and the bottom of the connecting column web 34 is connected with the top of the horizontal joist 3 through the anti-shearing plate bolts 19.
The horizontal joist 3 comprises a joist web 37, the joist web 37 is horizontally arranged and parallel to the plane of the frame structure 200, the upper end and the lower end of the joist web 37 are respectively connected with a joist flange 38 and a joist flange 39 which are vertical to the joist web 37, and the joist web 37 and the joist flanges 38 and 39 form a horizontally arranged H-shaped steel structural member.
The left side and the right side of the bottom of the horizontal joist 3 are chamfered, end plates 40 are arranged on the chamfers, and the ear plates 14 are fixed on the end plates 40. The bottom of the shear resistant plate 18 is welded with a joist flange 38 at the upper end of the horizontal joist 3, a damper connecting hole 24 is formed in the joist flange 38 at the upper end of the horizontal joist 3, and the self-resetting damper assembly 2 is fixedly connected to the joist flange 38 through a rigid connecting rod 22 and a nut. The horizontal joists 3 may be provided with stiffening ribs 41 for added strength.
Each of the aforementioned connecting plate 7, shear resisting plate 18, ear plate 14 and gusset plate 11 may comprise two layers of steel plates 32, 33 arranged with a certain gap therebetween, as shown in fig. 8-10, and the connecting plate 7 comprises two layers of arc-shaped steel plates. The vertical long round holes 9, the V-shaped holes 20, the lug plate bolt-eliminating holes 16 and the gusset plate bolt-eliminating holes are respectively arranged on two layers of steel plates 32 and 33 of the connecting plate 7, the shear resisting plate 18, the lug plate 14 and the gusset plate 11.
The top of the connecting column 1, the bottom of the connecting column 1, the top of the support rod 4 and the bottom of the support rod 4 are respectively positioned in a gap between two layers of steel plates 32 and 33 of the connecting plate 7, the shear resisting plate 18, the ear plate 14 and the gusset plate 11.
Specifically, the upper end of the connecting column web 34 of the connecting column 1 is inserted between the two layers of steel plates 32 and 33 of the connecting plate 7, the lower end of the connecting column web 34 of the connecting column 1 is inserted between the two layers of steel plates of the shear resistant plate 18, the supporting rod 4 is a round steel tube, the top end and the bottom end of the supporting rod are flattened, and the bottom end and the flattened structure of the top end of the supporting rod 4 are respectively inserted between the two layers of steel plates of the ear plate 14 and the gusset plate 11.
Preferably, the surfaces of the components of the seismic strengthening device 100 of the present invention can be treated with fire-proof and rust-proof treatments according to design requirements.
The utility model discloses a construction mode as follows:
1. each part of the earthquake-proof reinforcing device 100 is prefabricated in a factory, the self-resetting damper assembly 2 is welded on the connecting column 1 in advance, and two layers of steel plates of the shear resisting plate 18 are welded on the horizontal joist 3. And (4) conveying each part to an installation site, and performing fire prevention and rust removal treatment on all steel structure parts.
2. The two gusset plates 11 are respectively spot-welded or connected by means of embedded bars to the beam-column nodes 202 on the left and right sides of the bottom of the frame structure 200.
3. The horizontal joist 3 with the shear resisting plates 18 is temporarily supported by a top bracing support, the bottoms of the two support rods 4 are respectively connected with the two gusset plates 11 through gusset plate bolts 12, and the tops of the two support rods 4 are connected with the ear plates 14 on the end plates 40 of the horizontal joist 3 through ear plate bolts 15.
4. The bottom of the connecting column web 34 of the connecting column 1 with the self-resetting damper assembly 2 is connected with the shear-resisting plate 18 on the joist flange 38 at the upper end of the horizontal joist 3 through a shear-resisting plate bolt 19. Each set of self-resetting damper assemblies 2 is inserted into two rigid connecting rods 22 and is connected with the joist flange 38 in a bolt connection mode.
5. The top of a web 34 of the connecting column 1 with the self-resetting damper assembly 2 is connected with a connecting plate 7 through a connecting plate bolt 8, and then the connecting plate 7 is welded with the lower flange of the upper-layer frame beam 201 or is connected through a planting bar. And (4) removing the top bracing support after the installation.
The foregoing is a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of improvements and decorations can be made without departing from the principle of the present invention, and these improvements and decorations should also be regarded as the protection scope of the present invention.

Claims (11)

1. The utility model provides a frame construction with antidetonation reinforcing apparatus, a serial communication port, including frame construction and antidetonation reinforcing apparatus, antidetonation reinforcing apparatus includes the spliced pole, from restoring to the throne damper subassembly, horizontal joist and two bracing pieces, wherein:
the top of the connecting column is connected with the middle of an upper-layer frame beam of the frame structure through an upper connecting structure, the self-resetting damper assembly is fixedly connected to the connecting column, the connecting column and the self-resetting damper assembly are located above the horizontal joist, the bottom of the connecting column is connected with the top of the horizontal joist, and the self-resetting damper assembly is connected with the top of the horizontal joist;
the two support rods are respectively positioned at the left side and the right side below the horizontal joist, and the left side and the right side of the bottom of the horizontal joist are respectively connected with the tops of the support rods at the left side and the right side; the bottoms of the supporting rods on the left side and the right side are respectively connected with beam column nodes on the left side and the right side of the bottom of the frame structure through lower connecting structures;
the upper connecting structure and the lower connecting structure are both assembled detachable connecting structures;
the frame structure is a steel frame structure or a concrete frame structure.
2. A frame structure with an earthquake-resistant reinforcing device according to claim 1, wherein the bottom of the connecting column is connected with the top of the horizontal joist through a beam-column connecting structure, the beam-column connecting structure comprises a shear-resistant plate and two shear-resistant plate bolts, the bottom of the shear-resistant plate is fixedly connected with the top of the horizontal joist, two V-shaped holes are formed in the shear-resistant plate, two shear-resistant plate bolt holes are formed in the bottom of the connecting column, and the two shear-resistant plate bolts respectively penetrate through the V-shaped holes and the shear-resistant plate bolt holes to connect the bottom of the connecting column with the shear-resistant plate.
3. A frame structure with an earthquake-resistant reinforcing device according to claim 2, wherein the upper side of the V-shaped hole is in the shape of an upwardly convex circular arc, the distance between the left and right sides of the V-shaped hole gradually decreases from top to bottom, and the lower side of the V-shaped hole is in the shape of a downwardly concave circular arc.
4. The frame structure with the earthquake-resistant reinforcing device according to claim 2, wherein the self-resetting damper assembly is connected with the top of the horizontal joist through a damper connecting structure, the damper connecting structure comprises rigid connecting rods with threads at the upper and lower ends, vertical through holes are formed in the self-resetting damper assembly, damper connecting holes corresponding to the vertical through holes are formed in the top of the horizontal joist, the rigid connecting rods penetrate through the vertical through holes and the damper connecting holes, and the self-resetting damper assembly is connected with the top of the horizontal joist through nuts at the upper and lower ends of the rigid connecting rods.
5. The frame structure with the earthquake-resistant reinforcing device according to claim 4, wherein the number of the self-resetting damper assemblies is two, the two self-resetting damper assemblies are respectively located at the left and right sides of the connecting column, and the inner sides of the two self-resetting damper assemblies are respectively fixedly connected with the left and right sides of the connecting column; each self-resetting damper assembly comprises a horizontal bottom plate, a horizontal top plate is arranged right above the horizontal bottom plate, the outer sides of the horizontal bottom plate and the horizontal top plate are connected through a vertical side plate, and a plurality of self-resetting dampers are arranged in a space defined by the horizontal bottom plate, the horizontal top plate and the vertical side plate of each self-resetting damper assembly;
the number of the vertical through holes is the same as that of the self-resetting dampers, and each vertical through hole comprises a top plate through hole section, a damper through hole section and a bottom plate through hole section which are respectively arranged on the horizontal top plate, the self-resetting dampers and the horizontal bottom plate.
6. A frame structure with an earthquake-resistant strengthening device according to claim 5, wherein the upper connecting structure comprises a connecting plate and a connecting plate bolt, and the top of the connecting plate is fixedly connected with the middle part of an upper frame beam of the frame structure;
the connecting plate is provided with a vertical long round hole, the top of the connecting column is provided with a connecting plate bolt hole, and the connecting plate bolt penetrates through the long round hole and the connecting plate bolt hole to connect the connecting plate with the top of the connecting column.
7. A frame structure with an earthquake-resistant reinforcing device according to claim 6, wherein the left side and the right side of the bottom of the horizontal joist are respectively connected with the tops of the supporting rods at the left side and the right side through a beam rod connecting structure; the beam rod connecting structures comprise ear plates and ear plate hydrant holes, the ear plates of the two beam rod connecting structures are respectively fixed at the left side and the right side of the bottom of the horizontal joist, the ear plates are provided with ear plate hydrant holes, the top of the supporting rod is provided with ear plate hinge holes, and the ear plate hydrant penetrates through the ear plate hydrant holes and the ear plate hinge holes to hinge the top of the supporting rod and the ear plates;
the lower connecting structure comprises node plates and node plate hydrant, the node plates of the two lower connecting structures are respectively fixed on beam column nodes on the left side and the right side of the bottom of the frame structure, node plate hydrant holes are formed in the node plates, node plate hinge holes are formed in the bottom of the supporting rod, and the node plate hydrant penetrates through the node plate hydrant holes and the node plate hinge holes to enable the bottom of the supporting rod to be hinged with the node plates.
8. The frame structure with the earthquake-resistant reinforcing device according to claim 7, wherein when the frame structure is a steel frame structure, the top of the connecting plate is welded with the middle part of the lower flange of the upper steel frame beam of the steel frame structure, and the gusset plate is welded with the beam-column gusset;
when frame construction is concrete frame construction, the connecting plate top with concrete frame construction's upper concrete frame beam bottom's middle part is connected through the bar planting, the gusset plate with the beam column node passes through the bar planting and connects.
9. The frame structure with the earthquake-resistant reinforcing device according to claim 7, wherein the connecting column comprises a connecting column web, the connecting column web is vertically arranged and is parallel to the plane of the frame structure, and a connecting column flange perpendicular to the connecting column web is connected to each of the left side and the right side of the connecting column web;
the inner sides of the two self-resetting damper assemblies are welded on the flange of the connecting column on the left side and the right side of the web plate of the connecting column, the connecting plate bolt holes are formed in the top of the web plate of the connecting column, and the shear plate bolt holes are formed in the bottom of the web plate of the connecting column.
10. A frame structure with an earthquake-resistant reinforcing device according to claim 9, wherein the horizontal joist comprises a joist web, the joist web is horizontally arranged and parallel to the plane of the frame structure, and the upper and lower ends of the joist web are respectively connected with a joist flange perpendicular to the joist web;
the left side and the right side of the bottom of the horizontal joist are chamfered, end plates are arranged on the chamfers, and the ear plates are fixed on the end plates; the bottom of the shear resistant plate is welded with a joist flange at the upper end of the horizontal joist, and the damper connecting hole is formed in the joist flange at the upper end of the horizontal joist.
11. A frame structure with an earthquake-resistant reinforcing device according to claim 9, wherein each of the connecting plate, the shear-resistant plate, the ear plate and the node plate comprises two layers of steel plates arranged at intervals, the vertical long circular holes, the V-shaped holes, the ear plate bolt-eliminating holes and the node plate bolt-eliminating holes are respectively formed in the two layers of steel plates of the connecting plate, the shear-resistant plate, the ear plate and the node plate, and the top of the connecting column, the bottom of the connecting column, the top of the supporting rod and the bottom of the supporting rod are respectively located in a gap between the two layers of steel plates of the connecting plate, the shear-resistant plate, the ear plate and the node plate.
CN202222069785.0U 2022-07-27 2022-08-08 Frame structure with anti-seismic reinforcing device Active CN218541647U (en)

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