CN111395566B - Herringbone assembly type combined energy dissipation and shock absorption supporting device - Google Patents
Herringbone assembly type combined energy dissipation and shock absorption supporting deviceInfo
- Publication number
- CN111395566B CN111395566B CN202010326778.7A CN202010326778A CN111395566B CN 111395566 B CN111395566 B CN 111395566B CN 202010326778 A CN202010326778 A CN 202010326778A CN 111395566 B CN111395566 B CN 111395566B
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- CN
- China
- Prior art keywords
- supporting piece
- shock absorption
- energy dissipation
- herringbone
- viscous damper
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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
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B19/00—Protection of permanent way against development of dust or against the effect of wind, sun, frost, or corrosion; Means to reduce development of noise
- E01B19/003—Means for reducing the development or propagation of noise
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
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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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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Vibration Prevention Devices (AREA)
Abstract
The invention discloses a herringbone assembled combined energy dissipation and shock absorption supporting device, which comprises a main supporting piece (1), wherein a secondary supporting piece (2) is movably arranged on one side of any end of the main supporting piece (1), and a viscous damper (3) is movably arranged on the other side of any end of the main supporting piece (1). The curved secondary support and the viscous damper of the shock-absorbing support device can respectively generate buckling deformation and axial telescopic deformation under the action of an earthquake, and jointly dissipate earthquake energy, so that the shock-absorbing support device has larger energy consumption capability and design flexibility compared with the traditional mild steel shock-absorbing support and viscous damper, can be better applied to energy dissipation and shock absorption of reinforced concrete and steel frame structures, and simultaneously has the characteristics of full assembly, mixed shock absorption, simple and convenient installation, easy replacement after earthquake damage, low installation difficulty, low manufacturing cost and easy transportation, and is suitable for the energy dissipation and shock absorption support of the reinforced concrete and steel frame structures.
Description
Technical Field
The invention relates to a damping support device, in particular to a herringbone assembled combined energy dissipation damping support device which is mainly applied to energy dissipation and damping of structures such as buildings, bridges and railways and the like to dissipate unexpected earthquake energy, and belongs to the technical field of earthquake resistance of constructional engineering.
Background
In order to avoid or mitigate the impact of earthquake disasters on building structures, since the seventies of the twentieth century, soft steel, viscous dampers, and the like have been gradually applied to structural engineering of buildings, bridges, railroads, and the like, and unexpected seismic energy is absorbed by the dampers.
With the increasing demands of modern society development on urban building height, breadth, complexity and building energy dissipation and shock absorption capacity, the traditional single energy dissipation and shock absorption technology has been gradually replaced by the combined energy dissipation and shock absorption technology. Because the combined energy dissipation and shock absorption technology has the advantages of two or more energy dissipation and shock absorption technologies, the shock absorption design has more flexibility and diversity, is more suitable for the time demand of modern city development, and meets the subjective demand of people on buildings.
Meanwhile, due to the objective demands of the times and people on the buildings, the development of the modern energy dissipation and damping technology requires the development of the energy dissipation and damping technology towards the directions of design flexibility, functional diversity, industrialized production of the damping device, simple and rapid installation, convenient monitoring during use, quick replacement after damage and the like.
The patent of the utility model with the publication number of CN2725397Y provides a small splayed crank support type frame, wherein all bolts of the small splayed crank support type frame are fixedly connected in a rigid mode, when a building is subjected to horizontal force, a connecting node between a support and the building is easy to damage, the connection node is complicated to replace after the connection node is damaged, the labor intensity of constructors is increased, meanwhile, a good damping effect is not achieved, more importantly, a large potential safety hazard exists, a damper of the small splayed crank support type frame is arranged at the corner position of the building frame, the displacement stroke of the deformation of the damper is limited, the advantage of the large stroke of the damper cannot be effectively exerted, the building provided with the small splayed crank support type frame cannot effectively resist the large earthquake effect, and the small splayed crank support type frame is only provided with a type of damper and belongs to a single-function damping device and has a single function.
Therefore, it is necessary to develop a herringbone assembled combined energy dissipation and shock absorption supporting device which is flexible in design, various in functions, simple in structure, fully assembled, simple and convenient to install, easy to replace after earthquake, low in installation difficulty, low in manufacturing cost and good in implementation effect, and the key point for solving the technical problems is that the herringbone assembled energy dissipation and shock absorption supporting device is used for solving the technical problems.
Disclosure of Invention
Aiming at the defects and shortcomings existing in the background technology, the invention improves and innovates the defects, and aims to provide the energy dissipation and shock absorption device which can generate buckling deformation and axial expansion deformation respectively under the coordination of the main supporting piece, the secondary supporting piece and the viscous damper and can jointly dissipate seismic energy, has larger energy consumption capability and design flexibility compared with the traditional mild steel shock absorption support and viscous damper, has various functions, simple structure and convenient installation, can be quickly replaced after being damaged, and can be better applied to reinforced concrete and steel frame structures.
The invention has the other advantages of high assemblability, simple and reasonable structure, high construction speed, low construction cost, good implementation effect and reliable construction quality, can effectively ensure the installation accuracy, ensure the effective exertion of the earthquake resistance of the building and achieve the purposes of energy dissipation and vibration reduction;
in order to solve the problems and achieve the above-mentioned object, the present invention provides a herringbone assembled combined energy dissipation and vibration reduction supporting device, which is realized by adopting the following design structure and the following technical scheme:
As an improvement of the herringbone assembled combined energy dissipation and shock absorption supporting device, the invention comprises a main supporting piece (1), a secondary supporting piece (2) is movably arranged on one side of any end of the main supporting piece (1), and a viscous damper (3) is movably arranged on the other side of any end of the main supporting piece (1).
As the improvement of the invention, one end of the main support piece (1) is provided with a connecting piece (11), the connecting piece (11) is provided with a connecting hole which penetrates through the front side and the back side, and the upper side and the lower side of the other end of the main support piece (1) are respectively provided with an installation seat (12).
As a further improvement of the invention, one end of the main support (1) is connected with the building (5) through the fixing seat (4), and the other end is connected with the secondary support (2) and the viscous damper (3) through the bolt assembly.
As a further improvement of the invention, the whole secondary support (2) is an elongated arc-shaped member or a curve-shaped member, connecting pieces (21) are arranged at two ends of the arc-shaped member or the curve-shaped member in an extending mode, and connecting holes penetrating through the front face and the back face are formed in the connecting pieces (21).
As a further improvement of the invention, one end of the secondary support (2) is connected with the main support (1), and the other end of the secondary support (2) is connected with a building (5) through a fixing seat (4).
As a still further improvement of the invention, one end of the secondary support (2) is detachably connected with the mounting seat (12) at the upper end of the main support (1) through a bolt assembly, and the other end of the secondary support (2) is detachably connected with the fixing seat (4) through a bolt assembly.
As a still further improvement of the invention, one end of the viscous damper (3) is connected with the main supporting piece (1), and the other end of the viscous damper (3) is connected with the building (5) through the fixing seat (4).
As the invention is still further improved, one end of the viscous damper (3) is detachably connected with the mounting seat (12) at the lower end of the main support (1) through the bolt assembly, and the other end of the viscous damper (3) is detachably connected with the fixing seat (4) through the bolt assembly.
As a still further improvement of the invention, the fixing seat (4) comprises a support plate (41) with an L-shaped structure, a mounting plate (42) and an anchoring member (43), wherein the two sides of the end face of the upper end of the support plate (41) are symmetrically provided with the arc-shaped mounting plate (42), the mounting plate (42) is provided with mounting holes, the end face of the lower end of the support plate (41) is provided with a plurality of anchoring members (43), and the anchoring members (43) are studs.
As a still further improvement of the invention, a herringbone member is formed between the main support (1) and the secondary support (2) and the viscous damper (3), wherein injection molding layers and antirust layers and waterproof layers are sequentially arranged on the outer surfaces of the main support (1) and the secondary support (2) and the viscous damper (3) from inside to outside.
The working principle is as follows: before the herringbone assembled combined type energy dissipation and shock absorption supporting device with the design structure is used, the supporting device with the design structure is required to be manufactured and installed for standby.
For ease of understanding, it should be noted herein that in the present invention, the building (5) includes building frame posts (51) and building frame beams (52).
During manufacturing, the invention can be manufactured in factories, four components forming the main support (1), the secondary support (2), the viscous damper (3) and the fixing seat (4) are manufactured according to the model size actually required by construction, and after the manufacturing is qualified, constructors only need to transport the components to a designated construction site to be installed, so that the assembly type manufacturing, transporting and producing processes are realized.
During installation, a constructor only needs to detachably install the secondary support (2) and the viscous damper (3) on the manufactured main support (1) through the bolt assembly, one end of the secondary support (2) is detachably connected with the installation seat (12) at the upper end of the main support (1) through the bolt assembly, one end of the viscous damper (3) is detachably connected with the installation seat (12) at the lower end of the main support (1) through the bolt assembly, and therefore the installation of the invention is completed, normal use can be carried out after the installation is completed, and the horizontal force, including the horizontal earthquake action or the state indication of stress and unstressed under the action of wind load of the herringbone assembled type combined energy dissipation and vibration reduction support device as shown in fig. 13 to 15 is realized.
Before use, a constructor only needs to carry the invention to a designated construction site for fixed installation, and when in fixed installation, the constructor needs to pre-embed three fixing seats (4) of the invention on a building (5) according to the standard requirement of construction, the three fixing seats (4) are respectively pre-embedded at any triangle of the building (5), and the fixing seats (4) are positioned at the connecting nodes of building frame columns (51) and building frame beams (52).
When the installation device is used, a constructor only needs to fix one end of the main support (1) which is installed by adopting high-strength bolts on three fixing seats (4), the end part is fastened into an integral structure through fastening nuts, the other end of the main support (1) is installed by firstly detachably connecting the other end of the secondary support (2) with the fixing seat (4) through a bolt assembly, and then the other end of the hysteresis damper (3) is detachably connected with the fixing seat (4) through the bolt assembly. Therefore, the herringbone assembled combined energy dissipation and vibration reduction supporting device is arranged in a reinforced concrete frame structure or a steel frame structure, and concrete is poured later, so that the energy dissipation and vibration reduction device can be better applied to the reinforced concrete and steel frame structure.
Finally, when the invention is damaged after long-time use, the invention needs to be dismantled, and when the invention is dismantled, the damaged components of the herringbone assembled energy dissipation and shock absorption support device are only required to be dismantled through disassembling bolts and replaced by new components, and the invention can be used continuously without damage.
Compared with the prior art, the invention has the following beneficial effects:
1. The secondary support piece has initial curvature, the curvature radius is properly designed, after the earthquake acting force is applied, the secondary support piece is easy to generate elastic deformation to dissipate earthquake energy in small earthquake, and is easy to generate plastic buckling deformation to dissipate earthquake energy in medium and large earthquake, so that the purposes of energy dissipation and shock absorption are achieved;
3. The main support piece has high rigidity, and after receiving earthquake acting force, the main support piece can transmit the earthquake acting force to the secondary support piece and the viscous damper so as to achieve the combined damping purpose of coordinating deformation and dissipation of earthquake energy of the secondary support piece and the viscous damper;
3. The invention has the advantages of high assembly, simple and reasonable structure, high construction speed, low construction cost, good implementation effect and reliable construction quality, can effectively ensure the installation accuracy, ensure the effective exertion of the earthquake resistance of the building and achieve the purposes of energy dissipation and vibration reduction;
4. The invention has simple structure, full assembly, convenient installation and disassembly, and quick replacement after damage,
The method has the characteristics of low installation difficulty, low manufacturing cost and easy transportation, has wide construction application range, and can be widely applied to frame concrete structure buildings with anti-seismic requirements;
5. Under the coordination of the main supporting piece, the secondary supporting piece and the viscous damper, buckling deformation and axial expansion deformation can be respectively generated under the action of an earthquake, and the two can jointly dissipate earthquake energy, so that the energy-saving type flexible damping device has larger energy consumption capability and design flexibility compared with the traditional soft steel damping support and viscous damper, has various functions, simple structure, convenient installation and quick replacement after damage, and can be better applied to energy-saving and damping of reinforced concrete and steel frame structures;
6. The invention is externally coated with the antirust paint and the waterproof layer, so that the invention can prevent rust, prolong the service life of the whole device, save resources and ensure construction safety while realizing environmental protection.
Drawings
The invention is described in further detail below with reference to the attached drawing figures, wherein:
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the overall composite structure of the present invention;
FIG. 3 is a schematic view of a portion of the structure of the present invention;
FIG. 4 is one of the overall exploded structural schematic views of the present invention;
FIG. 5 is a second schematic diagram of the overall exploded structure of the present invention;
FIG. 6 is a schematic view of the overall structure of the main support (1) component of the invention;
FIG. 7 is a schematic view of a partial enlarged structure of a part of the main support (1) of the invention;
FIG. 8 is a schematic view of the overall structure of the secondary support (2) member of the present invention;
FIG. 9 is a schematic view showing the overall structure of the components of the viscous damper (3) of the present invention;
FIG. 10 is a schematic view of the overall structure of the component of the holder (4) of the present invention;
FIG. 11 is one of the usage status schematics of the present invention;
FIG. 12 is a second schematic view of the present invention in use;
FIG. 13 is a schematic view of the assembled herringbone energy dissipating and shock absorbing support device of the present invention in an unstressed condition in use with horizontal seismic action or wind loading;
FIG. 14 is a schematic view of the invention in use with left side force applied by a horizontal seismic action or wind load;
FIG. 15 is a schematic view of the invention in use with the right side stressed by a horizontal seismic action or wind load;
Wherein, in the figure, the reference numeral is 1-a main support piece, 11-a connecting piece and 12-a mounting seat;
2-a secondary supporting piece and 21-a connecting piece;
3-viscous damper;
4-a fixed seat, 41-a supporting plate, 42-a mounting plate and 43-an anchoring member;
5-building.
Detailed Description
In order to make the technical means, the inventive features, the achieved objects and the effects of the present application easy to understand, the technical solution of the present application will be described in further detail below with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments of the present application and the features of the embodiments can be combined without conflict. The application will be described in detail below with reference to the drawings in connection with embodiments.
The herringbone assembled combined type energy dissipation and shock absorption supporting device comprises a main supporting piece 1, wherein a secondary supporting piece 2 is movably arranged on one side of any one end of the main supporting piece 1, and a viscous damper 3 is movably arranged on the other side of any one end of the main supporting piece 1.
Furthermore, a connecting piece 11 is arranged at one end of the main support piece 1, connecting holes penetrating through the front side and the back side are formed in the connecting piece 11, and mounting seats 12 are respectively arranged at the upper side and the lower side of the other end of the main support piece 1.
In the invention, the mounting seat 12 is a fixed hinge support 11, and the fixed hinge supports 11 are identical in shape and size or identical in shape and different in size.
Specifically, one end of the main support 1 is connected with the building 5 through the fixing seat 4, and the other end is connected with the secondary support 2 and the viscous damper 3 through the bolt assembly.
In the invention, the main support piece 1 is a linear steel girder or square steel as a whole, and the secondary support piece 2 is a curve soft steel trabecula. The main support 1 has high rigidity, after receiving earthquake acting force, the earthquake acting force can be transmitted to the curve-shaped secondary support 2 and the viscous damper 3, the combined damping purpose of coordinating deformation and dissipation of earthquake energy of the curve-shaped secondary support 2 and the viscous damper 3 is achieved, and the section can be flexibly designed into an I-shaped section, a rectangular section or a square section.
The secondary support 2 has initial curvature and proper design curvature radius, after receiving earthquake acting force, the secondary support is easy to generate elastic deformation to dissipate earthquake energy in small earthquake, easy to generate plastic buckling deformation to dissipate earthquake energy in medium and large earthquake, and the section can be flexibly designed into an I-shaped section, a rectangular section or a square section.
Further, the whole secondary support 2 is a long arc-shaped member or a curved member, connecting pieces 21 are extended at two ends of the arc-shaped member or the curved member, and connecting holes penetrating through the front and the back surfaces are formed in the connecting pieces 21.
Further, one end of the secondary support 2 is connected with the primary support 1, and the other end of the secondary support 2 is connected with the building 5 through the fixing seat 4.
Specifically, one end of the secondary support 2 is detachably connected with the mounting seat 12 at the upper end of the main support 1 through a bolt assembly, and the other end of the secondary support 2 is detachably connected with the fixing seat 4 through a bolt assembly.
Further, one end of the viscous damper 3 is connected with the main support 1, and the other end of the viscous damper 3 is connected with the building 5 through the fixing seat 4.
Specifically, the mount pad 12 of main support 1 lower extreme is dismantled through the bolt assembly to viscous damper 3 one end, viscous damper 3's the other end passes through the bolt assembly and can dismantle and connect fixing base 4.
In the invention, the end part of the viscous damper 3 is welded with a connecting node, the section can be round or square, axial slow stretching and compression deformation can be generated, and after the earthquake acting force is applied, axial expansion deformation can be generated to dissipate earthquake energy.
Further, the fixing base 4 includes a support plate 41 with an L-shaped structure, a mounting plate 42 and anchor members 43, wherein the two sides of the end face of the upper end of the support plate 41 are symmetrically provided with arc-shaped mounting plates 42, the mounting plates 42 are provided with mounting holes, the end face of the lower end of the support plate 41 is provided with a plurality of anchor members 43, and the anchor members 43 are studs.
In the present invention, the fixing base 4 is composed of a fixing hinge support formed by a support plate 41 and a mounting plate 42 of an L-shaped structure and a plurality of anchor members 43.
Further, a herringbone member is formed between the main support 1 and the secondary support 2 and the viscous damper 3, wherein an injection molding layer and a rust-proof layer and a waterproof layer are sequentially arranged on the outer surfaces of the main support 1, the secondary support 2 and the viscous damper 3 from inside to outside.
Specifically, a high-molecular wear-resistant material is injection-molded on the injection-molded layer, the rust-proof layer comprises an epoxy zinc-rich primer and a chlorinated rubber finish paint, an epoxy cloud iron intermediate paint is positioned between the epoxy zinc-rich primer and the chlorinated rubber finish paint, and the waterproof layer is a polyurethane waterproof paint.
In the present invention, all the mentioned movable mounting or movable connection means a hinged connection, a threaded connection, a bayonet connection, a plug connection or a connection by a bolt assembly.
In summary, more specific embodiments of the present invention are:
before the herringbone assembled combined type energy dissipation and shock absorption supporting device with the design structure is used, the supporting device with the design structure is required to be manufactured and installed for standby.
For ease of understanding, it should be noted herein that in the present invention, building 5 includes building frame posts 51 and building frame beams 52.
During manufacturing, the invention can be manufactured in factories, four components forming the main support 1, the secondary support 2, the viscous damper 3 and the fixing seat 4 of the invention are manufactured according to the model and the size actually required by construction, and after the manufacturing is qualified, constructors only need to transport the components to a designated construction site to be installed, so that the assembly type manufacturing, transporting and producing processes are realized.
During installation, a constructor only needs to detachably install the secondary support 2 and the viscous damper 3 on the manufactured main support 1 through the bolt assembly, and during installation, one end of the secondary support 2 is detachably connected with the installation seat 12 at the upper end of the main support 1 through the bolt assembly, and one end of the viscous damper 3 is detachably connected with the installation seat 12 at the lower end of the main support 1 through the bolt assembly, so that the installation of the invention is completed, normal use can be performed after the installation is completed, and the horizontal force, including the stress and unstressed state indication of the herringbone assembled energy dissipation and vibration reduction support device under the horizontal earthquake action or wind load action, is realized.
Before use, the constructor only needs to carry the invention to a designated construction site for fixed installation, and when in fixed installation, the constructor needs to pre-embed the three fixing seats 4 of the invention on the building 5 according to the standard requirement of construction, the three fixing seats 4 are respectively pre-embedded at any triangle of the building 5, and the fixing seats 4 are positioned at the connecting nodes of the building frame columns 51 and the building frame beams 52.
When the installation method is used, a constructor only needs to fix one end of the main support piece 1 which is installed by adopting high-strength bolts on the three fixing seats 4, the end part is fastened into an integral structure through the fastening nuts, the other end of the main support piece 1 is installed by firstly detachably connecting the other end of the secondary support piece 2 with the fixing seats 4 through the bolt assemblies, and then the other end of the hysteresis damper 3 is detachably connected with the fixing seats 4 through the bolt assemblies. Therefore, the herringbone assembled combined energy dissipation and vibration reduction supporting device is arranged in a reinforced concrete frame structure or a steel frame structure, and concrete is poured later, so that the energy dissipation and vibration reduction device can be better applied to the reinforced concrete and steel frame structure.
Finally, when the invention is damaged after long-time use, the invention needs to be dismantled, and when the invention is dismantled, the damaged components of the herringbone assembled energy dissipation and shock absorption support device are only required to be dismantled through disassembling bolts and replaced by new components, and the invention can be used continuously without damage.
In the whole implementation operation process, the following construction preparation needs to be performed:
Firstly, construction managers and specialized construction teams organizing various works review deep design drawings of the damping device, familiarize and master details in the drawings, then arrange the damping device and related connecting components to enter and pass the review, prepare corresponding equipment and tools for transportation, hoisting and installation completely, and the like to meet the construction requirements, and then check the field dimensions before installing each component, and reflect and adjust the design in time if the components are found to have access to the drawings.
Secondly, the fixing seat 4 is lofted, processed and manufactured, the fixing seat 4 can be respectively processed and customized in factories or welded on site according to large patterns of the fixing seat 4 with different specifications provided by a design institute, the fixing seat 4 is formed by welding a supporting plate 41, a mounting plate 42 and an anchoring member 43, the anchoring member 43 can greatly improve the bonding bond strength between the fixing seat 4 and concrete;
The fixing seat 4 is installed, after the beam slab column template is erected, the metal fixing seat 4 is lifted to the corresponding pre-embedded position of the floor structure by adopting a tower crane, all components are required to be bundled firmly, special personnel are required to be arranged in the lifting process, in order to ensure that the fixing seat 4 is accurately and smoothly placed in beam column nodes, after the beam slab column template is erected, the fixing seat 4 is marked according to a design deepening drawing, the beam column main rib is placed, after the beam main rib is erected, special personnel are arranged to accurately place the fixing seat 4 in the corresponding position of the beam column nodes in time, temporary fixing is performed, after the steel bar is bound, the fixing seat 4 position is rechecked again, the centers of the upper fixing seat 4 and the lower fixing seat 4 are aligned, the herringbone assembled type combined energy dissipation and shock absorption support is ensured to be installed in a vertical plane, when the fixing seat 4 is installed, the installation error of the fixing seat 4 is less than 10mm, and concrete can be poured after the installation is confirmed to be qualified.
Fourthly, the beam slab column is concreted, when the concrete is concreted, the position of the fixed seat 4 is tightly vibrated, the fixed seat 4 can be matched with the tamping by using a drill rod, the fixed seat 4 is not touched during the vibration, the long wood trowel is used for light collecting treatment before the initial setting after the pouring is finished, and meanwhile, the plastic film is timely subjected to moisture maintenance within 12 hours, and the maintenance period is not less than 7 days and nights.
The invention is characterized in that the invention comprises a main support 1, a secondary support 2 and a viscous damper 3, wherein the main support 1 is fixedly connected with a fixed seat 4 through a main structure, the main support 1 is fixedly connected with the fixed seat 4 through a main structure, and the main support is fixedly connected with the viscous damper 3 through a main structure;
detecting connection nodes, namely after the construction of the whole assembly type combined energy dissipation and shock absorption support mounting procedure is finished, carrying out assembly type combined energy dissipation and shock absorption support member, connection reliability of the assembly type combined energy dissipation and shock absorption support member and a structure, and detecting welding seams of the connection nodes, wherein the first-stage welding seams and the second-stage welding seams which are required to be completely welded, ultrasonic flaw detection is adopted to detect internal defects, and when the ultrasonic flaw detection cannot judge the defects, the ultrasonic flaw detection is adopted, and the detection result is required to meet the standard requirements;
The welding line is polished to remove all welding slag, the polishing is performed in a flush way, the joint part and the base metal are in a smooth state and have no uneven part, then the damaged part of the paint is repaired, the corrosion of the node connecting member is performed by adopting epoxy zinc-rich paint, the thickness of the paint film is not less than 12mm, and the on-site welding part is painted with the paint as soon as possible after the welding is completed;
And eighth, the support connection part is filled with wall masonry, and when the wall body is constructed by transverse tie bars and constructional columns, the tie bars are connected with the tie bars at the two sides of the support by using connecting clamps, so that the tie bars are ensured to be long, and when the wall body is painted, a layer of galvanized steel wire mesh is arranged at the support part, and the galvanized steel wire mesh is fixed with the wall body by galvanized steel wires and shooting nails, so that the wall body is ensured not to be cracked when the wall body is painted.
1. The invention has wide construction application range and can be widely applied to frame concrete structure buildings with anti-seismic requirements;
2. The invention has reliable construction quality, can effectively ensure the installation accuracy and ensure the effective exertion of the earthquake resistance of the building;
3. The invention has simple structure, convenient construction operation and strong operability;
4. the invention has high assemblability, high construction speed, low construction cost and good implementation effect;
5. The curved mild steel support piece is easy to dissipate seismic energy under the action of an earthquake, the energy consumption damage position of the support is controllable, and the damage of the curved mild steel support piece can be slowed down due to the existence of the viscous damper, so that the curved mild steel support piece has larger deformation performance, strong capability of dissipating earthquake acting force, larger energy consumption capability and design flexibility compared with the independent mild steel damping support piece, and the curved mild steel support piece can be better applied to energy dissipation and shock absorption of reinforced concrete and steel frame structures through reasonable design;
6. The invention not only improves the earthquake-proof fortification intensity of the super high-rise residential building, ensures that the building does not fall down under the action of a large earthquake and ensures the safety of constructors, but also effectively protects the building structure and interior decoration, improves the earthquake-proof safety level of the building within the design service life, and reduces the loss of the building in the large earthquake to the minimum;
7. the invention has reasonable splitting position of each component, is convenient for component manufacture and transportation, has simple construction operation, has low requirement on constructors, is simple and easy to process, has low requirement on the environment of a construction site, has simple operation flow, saves time and is efficient, and the construction progress can be greatly improved;
8. The support piece is arc-shaped, so that the bending moment between the prefabricated wall and the prefabricated connecting beam can be transmitted, meanwhile, the arc-shaped has certain deformability, the earthquake energy can be dissipated through deformation during an earthquake, the safety of the structure is improved, and meanwhile, the inclination angle produced when the building wall is distorted and rocked during the earthquake can be relieved;
9. The invention can select different working states according to the change of external acting force, fully utilizes the energy consumption effect of the viscoelastic damper when the external force is small to supplement the defect that the supporting piece 1, namely the soft steel, cannot consume energy when the external force is small, fully utilizes the energy consumption effect of the supporting piece 1 when the external force is large to supplement the defect that the viscoelastic damper loses the energy consumption effect when the external force is large, gradually changes main energy consumption components when the external force is in an intermediate value, keeps the stability of replacement, yields in a grading way, effectively reduces the vibration reaction of a building structure and improves the safety performance of a main structure of the building;
10. The assembled rigid node has the characteristics of strong energy consumption capability, good ductility, good damping effect, simple and convenient construction, easy realization, low cost, small occupied building space and no influence on the use efficiency of the building space, and can avoid the collision of the beam column under the condition of large earthquake;
11. compared with the prior art, the invention has simple and reasonable structure, economy and durability, is particularly suitable for the concrete frame structure similar to the engineering, has stable anti-seismic performance and convenient post-earthquake treatment, has definite vibration reduction mechanism and obvious effect, and has no limit to the application range of building height and plane layout form;
12. According to the invention, through the optimal design, the energy dissipation and shock absorption structure is adopted, so that the shock resistance of the building is improved, and the building has the characteristics of convenience in structure installation, simplicity and rapidness in construction and good shock resistance effect;
13. the invention can completely carry out dry operation construction, so that the operation surface is tidier, the construction safety problem can be effectively avoided, by utilizing the structure, the reinforcement effect can be achieved only by simple operation, the used materials are easy to collect, the structure is simple, and the bearing capacity and the earthquake resistance can be ensured.
Finally, it should be noted that the above-mentioned embodiments illustrate rather than limit the invention in any way, and that those skilled in the art will be able to utilize the above-mentioned embodiments and modifications of the invention as well as equivalent embodiments. However, any simple modification, equivalent variation and variation of the above embodiments according to the technical substance of the present invention still fall within the protection scope of the technical solution of the present invention.
Claims (9)
1. A herringbone assembled combined energy dissipation and shock absorption supporting device is characterized by comprising a main supporting piece (1), wherein a secondary supporting piece (2) is movably arranged on one side of one end of the main supporting piece (1), a viscous damper (3) is movably arranged on the other side of one end of the main supporting piece (1), a connecting node is welded at the end part of the viscous damper (3), and the section of the connecting node is round or square;
the whole of the secondary support (2) is a strip-shaped curved member, connecting pieces (21) are arranged at two ends of the curved member in an extending mode, and connecting holes penetrating through the front face and the back face are formed in the connecting pieces (21).
2. The herringbone assembled combined type energy dissipation and shock absorption supporting device is characterized in that a connecting piece (11) is arranged at one end of the main supporting piece (1), connecting holes penetrating through the front face and the back face are formed in the connecting piece (11), and mounting seats (12) are respectively arranged on the upper side and the lower side of the other end of the main supporting piece (1).
3. The herringbone assembled combined type energy dissipation and shock absorption supporting device according to claim 1 is characterized in that one end of the main supporting piece (1) is connected with a building (5) through a fixed seat (4), and the other end of the main supporting piece is connected with the secondary supporting piece (2) and the viscous damper (3) through a bolt assembly.
4. The herringbone assembled combined type energy dissipation and shock absorption supporting device according to claim 1 is characterized in that one end of the secondary supporting piece (2) is connected with the main supporting piece (1), and the other end of the secondary supporting piece (2) is connected with a building (5) through a fixing seat (4).
5. The herringbone assembled combined type energy dissipation and shock absorption supporting device according to claim 4, wherein one end of the secondary supporting piece (2) is detachably connected with the mounting seat (12) at the upper end of the main supporting piece (1) through a bolt assembly, and the other end of the secondary supporting piece (2) is detachably connected with the fixing seat (4) through the bolt assembly.
6. The herringbone assembled combined type energy dissipation and shock absorption supporting device according to claim 1, wherein one end of the viscous damper (3) is connected with the main supporting piece (1), and the other end of the viscous damper (3) is connected with a building (5) through a fixing seat (4).
7. The herringbone assembled combined type energy dissipation and shock absorption supporting device according to claim 6, wherein one end of the viscous damper (3) is detachably connected with a mounting seat (12) at the lower end of the main supporting piece (1) through a bolt assembly, and the other end of the viscous damper (3) is detachably connected with a fixing seat (4) through a bolt assembly.
8. The herringbone assembled combined type energy dissipation and shock absorption supporting device according to claim 7, wherein the fixing seat (4) comprises a supporting plate (41) with an L-shaped structure, a mounting plate (42) and anchoring members (43), the two sides of the end face of the upper end of the supporting plate (41) are symmetrically provided with the arc-shaped mounting plate (42), the mounting plate (42) is provided with mounting holes, the end face of the lower end of the supporting plate (41) is provided with a plurality of anchoring members (43), and the anchoring members (43) are studs.
9. The herringbone assembled combined type energy dissipation and shock absorption supporting device according to claim 1, wherein a herringbone member is formed between the main supporting piece (1) and the secondary supporting piece (2) and the viscous damper (3), and an injection molding layer, a rust prevention layer and a waterproof layer are sequentially arranged on the outer surfaces of the main supporting piece (1), the secondary supporting piece (2) and the viscous damper (3) from inside to outside.
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| CN202010326778.7A CN111395566B (en) | 2020-04-23 | 2020-04-23 | Herringbone assembly type combined energy dissipation and shock absorption supporting device |
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| CN202010326778.7A CN111395566B (en) | 2020-04-23 | 2020-04-23 | Herringbone assembly type combined energy dissipation and shock absorption supporting device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102587532A (en) * | 2012-03-13 | 2012-07-18 | 上海材料研究所 | Device for amplifying energy consumption effect of damper |
| CN110725428A (en) * | 2019-10-24 | 2020-01-24 | 中国地震局工程力学研究所 | A kind of curved support device for seismic reinforcement in open area of buildings |
| CN212561984U (en) * | 2020-04-23 | 2021-02-19 | 云南省建筑科学研究院 | Combined energy dissipation shock attenuation strutting arrangement of chevron shape assembled |
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| JP4814566B2 (en) * | 2005-07-21 | 2011-11-16 | 学校法人日本大学 | Vibration control device and building |
| CN105239695B (en) * | 2015-11-09 | 2017-10-24 | 同济大学建筑设计研究院(集团)有限公司 | Toggle type deformation amplifying device |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102587532A (en) * | 2012-03-13 | 2012-07-18 | 上海材料研究所 | Device for amplifying energy consumption effect of damper |
| CN110725428A (en) * | 2019-10-24 | 2020-01-24 | 中国地震局工程力学研究所 | A kind of curved support device for seismic reinforcement in open area of buildings |
| CN212561984U (en) * | 2020-04-23 | 2021-02-19 | 云南省建筑科学研究院 | Combined energy dissipation shock attenuation strutting arrangement of chevron shape assembled |
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