CN111395565A - Assembled energy dissipation and shock absorption supporting device with viscous damper - Google Patents
Assembled energy dissipation and shock absorption supporting device with viscous damper Download PDFInfo
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- CN111395565A CN111395565A CN202010326426.1A CN202010326426A CN111395565A CN 111395565 A CN111395565 A CN 111395565A CN 202010326426 A CN202010326426 A CN 202010326426A CN 111395565 A CN111395565 A CN 111395565A
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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
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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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- Business, Economics & Management (AREA)
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Vibration Prevention Devices (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The invention discloses an assembled energy dissipation and shock absorption supporting device with viscous dampers, which comprises two supporting pieces (1) which are oppositely arranged, wherein the joint of the two ends of each supporting piece (1) is movably connected with a fixed support (2), the fixed support (2) is used for connecting a building (4), and a plurality of viscous dampers (3) are arranged between the two supporting pieces (1). The invention has the advantages of high assemblability, simple and reasonable structure, high construction speed, low construction cost, good implementation effect, reliable construction quality, capability of effectively ensuring the installation accuracy, ensuring the effective exertion of the earthquake resistance of the building and achieving the purposes of energy dissipation and shock absorption, simultaneously has the full-assembly type, is simple and convenient to install, easy to replace after-earthquake damage, small in installation difficulty, low in manufacturing cost, easy to transport, wide in construction application range and the like, and can be widely applied to the frame concrete structure building with earthquake resistance requirements.
Description
Technical Field
The invention relates to an assembled energy dissipation and shock absorption supporting device, in particular to an assembled energy dissipation and shock absorption supporting device with a viscous damper, which is mainly applied to energy dissipation and shock absorption of structures such as buildings, bridges, railways and the like to dissipate unpredictable seismic energy and belongs to the technical field of seismic resistance of constructional engineering.
Background
Due to the acceleration of the urbanization process in China, the population density of cities is continuously increased, and the height, the width and the complexity of urban buildings are continuously refreshed and recorded, so that the influence of earthquake disasters on building structures is avoided or reduced in order to face the great threat to national economic development and people life safety caused by frequent occurrence of earthquake disasters in China, and since the seventies of the twentieth century, people gradually apply mild steel, viscous dampers and the like to structural engineering such as buildings, bridges, railways and the like, and the dampers are used for dissipating unpredictable earthquake energy.
With the increasing demand of modern society on the height, the width, the complexity and the energy dissipation and shock absorption capacity of urban buildings, the traditional single energy dissipation and shock absorption technology is gradually replaced by two or more units of combined energy dissipation and shock absorption technology. The combined energy dissipation and shock absorption technology has the advantages of various energy dissipation and shock absorption technologies, and the shock absorption design is more flexible and diversified, so that the combined energy dissipation and shock absorption technology can meet the era demand of modern city development and meet the subjective desire of people on buildings.
Meanwhile, due to the objective requirements of times and people on buildings, the development of modern energy dissipation and shock absorption technology requires that the energy dissipation and shock absorption technology is developed towards the directions of having design flexibility and functional diversity, simple structure and industrial production of the shock absorption device, simple, convenient and quick installation, convenient monitoring during use, quick replacement after damage and the like.
The invention patent with the publication number of CN106088386A provides a high-efficiency scissor-brace damper arrangement mechanism, which transmits vibration reaction in a diagonal manner, although a force transmission path is definite, the displacement amplification coefficient can reach about 4.0, and a certain energy dissipation and shock absorption effect is achieved, a connecting rod is rigidly connected with a building, the bearing capacity is weak, and when the building is acted by a horizontal force, a connecting node is easy to damage; the connecting rod is rigidly connected with the building, the connecting joint is complicated to replace after being damaged, the labor intensity of constructors is increased, and meanwhile, a good damping effect cannot be achieved, and more importantly, a large potential safety hazard exists; meanwhile, the mechanism is only provided with one type of damper, belongs to a single-function damping device and has a single function.
Therefore, the key point for solving the technical problems is to develop an assembled energy dissipation and shock absorption supporting device with a viscous damper, which has the advantages of flexible design, multiple functions, simple structure, full assembly, simple and convenient installation, easy replacement after earthquake damage, small installation difficulty, low manufacturing cost and good implementation effect.
Disclosure of Invention
Aiming at various defects and shortcomings in the background technology, the invention is improved and innovated, and aims to provide the energy-dissipating and shock-absorbing device which has the advantages of high assembly, simple and reasonable structure, high construction speed, low construction cost, good implementation effect, reliable construction quality, capability of effectively ensuring the installation accuracy, capability of ensuring the effective exertion of the earthquake-resistant performance of a building and capability of achieving the purposes of energy dissipation and shock absorption.
The invention also aims to provide the concrete frame structure which has the characteristics of simple structure, full assembly, simple and convenient installation, easy replacement after damage after earthquake, small installation difficulty, low manufacturing cost, easy transportation and wide construction application range and can be widely applied to the frame concrete structure buildings with earthquake-resistant requirements.
In order to solve the above problems and achieve the above object, the present invention provides an assembled energy-dissipating shock-absorbing support device with a viscous damper, which is implemented by adopting the following design structure and the following technical scheme:
the improvement of the assembled energy dissipation and shock absorption supporting device with the viscous dampers comprises two supporting pieces (1) which are oppositely arranged, a fixed support (2) is movably connected at the joint of the two ends of the two supporting pieces (1), the fixed support (2) is used for connecting a building (4), and a plurality of viscous dampers (3) are arranged between the two supporting pieces (1).
As the improvement of the invention, a plurality of fixed hinged supports (11) for installing the viscous damper (3) are arranged on the support (1), and the fixed hinged supports (11) are arranged on the inner side of the support (1).
As a further improvement of the invention, the fixed hinged supports (11) are the same in shape and size or the same in shape and different in size.
As the further improvement of the invention, the whole supporting piece (1) is a long strip-shaped arc-shaped member or a curve-shaped member, connecting pieces (12) extend from two ends of the arc-shaped member or the curve-shaped member, and connecting holes penetrating through the front side and the back side are formed in the connecting pieces (12).
As a still further improvement of the invention, at least two viscous dampers (3) are further arranged between the two supporting members (1), and the two viscous dampers (3) are arranged in parallel with each other.
As a still further improvement of the above invention, one end of the viscous damper (3) is connected to one of the supporting members (1), and the other end is connected to the other supporting member (1).
As the above further improvement of the invention, one end of the viscous damper (3) is detachably connected and arranged on the fixed hinged support (11) on one support (1) through a bolt assembly, and the other end of the viscous damper is detachably connected and arranged on the fixed hinged support (11) on the other support (1) through a bolt assembly.
As the still further improvement of the invention, the fixed support (2) comprises a supporting plate (21) with an L-shaped structure, an installing plate (22) and anchoring components (23), wherein the arc-shaped installing plates (22) are symmetrically arranged on two sides of the upper end face of the supporting plate (21), the installing plate (22) is provided with an installing hole, the lower end face of the supporting plate (21) is provided with a plurality of anchoring components (23), and the anchoring components (23) are studs.
As still another improvement of the above invention, the movable connection is a hinged connection, a threaded connection, a bayonet connection, a plug-in connection or a connection by a bolt assembly.
As a still further improvement of the invention, an injection molding layer, an anti-rust layer and a waterproof layer are sequentially sprayed on the outer surfaces of the support piece (1), the fixed support (2) and the viscous damper (3) from inside to outside.
The working principle is as follows: before the assembled energy dissipation and shock absorption supporting device with the viscous damper in the design structure is used, the supporting device with the design structure needs to be manufactured and installed for standby.
For ease of understanding, it should be noted herein that in the present invention, the building (4) includes building frame columns and building frame beams.
During manufacturing, the device can be processed and manufactured in a factory, three components of the support piece (1), the fixed support (2) and the viscous damper (3) are manufactured according to the model size actually required by construction, and after the device is manufactured to be qualified, a constructor only needs to transport the device to a specified construction site to be installed, so that the assembly manufacturing, transporting and producing processes are realized.
During installation, a constructor only needs to detachably install two viscous dampers (3) between the two manufactured supporting pieces (1) through a bolt assembly, one end of each viscous damper (3) is connected with one supporting piece (1), the other end of each viscous damper is connected with the other supporting piece (1), and after the two viscous dampers (3) are installed, the installation of the assembled energy dissipation and shock absorption supporting device with the viscous dampers is completed, the assembled energy dissipation and shock absorption supporting device with the viscous dampers can be normally used after the installation is completed, and the working principle of the assembled energy dissipation and shock absorption supporting device with the viscous dampers under the action of horizontal force (including horizontal earthquake action or wind load) is realized as shown in fig. 11.
Before the fixing device is used, a constructor only needs to convey the fixing device to a specified construction site for fixing installation, when the fixing installation is carried out, the constructor needs to pre-embed two fixing supports (2) of the fixing device on a building (4) according to the standard requirements of construction, the two fixing supports (2) are pre-embedded in any two diagonal positions of the building (4), and the fixing supports (2) are located at the connecting nodes of building frame columns (41) and building frame beams (42).
When the assembled energy dissipation and shock absorption supporting device with the viscous damper is used, two ends of the two supporting pieces (1) with the two viscous dampers (3) which are installed are respectively fixed on the two fixed supports (2) by adopting high-strength bolts, and the ends are fastened into an integral structure through fastening nuts, so that the assembled energy dissipation and shock absorption supporting device with the viscous damper is installed in a reinforced concrete frame structure or a steel frame structure, and concrete is poured subsequently, and the assembled energy dissipation and shock absorption supporting device can be better applied to energy dissipation and shock absorption of the reinforced concrete and steel frame structure.
Finally, as time goes on, when the energy dissipation device is damaged after being used for a long time, the energy dissipation device needs to be dismantled, and when the energy dissipation device is dismantled, only the components of the damaged herringbone assembled combined energy dissipation and shock absorption support device need to be dismantled and replaced through dismantling the bolts, and the energy dissipation device can be continuously used without being damaged.
Compared with the prior art, the invention has the following beneficial effects:
1. 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 and effectively exert the earthquake resistant performance of a building, and achieves the purpose of mixed energy dissipation and shock absorption by combining the viscous damper and the soft steel damper;
2. the invention has the characteristics of simple structure, full assembly, simple and convenient installation, easy replacement after damage after earthquake, small installation difficulty, low manufacturing cost, easy transportation and wide construction application range, and can be widely applied to frame concrete structure buildings with earthquake-resistant requirements;
3. the curved mild steel support piece has initial curvature, the curvature radius is properly designed, after the earthquake acting force is applied, the small earthquake easily generates elastic deformation to dissipate earthquake energy, and the medium earthquake easily generates plastic buckling deformation to dissipate earthquake energy, so that the purposes of energy dissipation and shock absorption are achieved;
4. the viscous damper can slow down the damage of the curved mild steel support piece and effectively dissipate the earthquake acting force input to the curved mild steel support piece under the action of an earthquake, so that the curved mild steel support piece has larger deformation performance, has larger energy consumption capability and better design flexibility compared with a single mild steel shock absorption support, and can be better applied to energy dissipation and shock absorption of reinforced concrete and steel frame structures;
5. the invention has the characteristics of simple structure, full assembly, simple and convenient installation, easy replacement of damage after earthquake, small installation difficulty, low manufacturing cost and easy transportation, and is suitable for energy dissipation and shock absorption supports of reinforced concrete and steel frame structures.
6. The invention has wide construction application range and can be widely applied to the frame concrete structure building with the earthquake-resistant requirement; the construction quality is reliable, the installation accuracy can be effectively ensured, and the effective exertion of the earthquake resistance of the building is ensured;
7. the invention has the advantages of simple structure, convenient construction operation, strong operability, high assembly, high construction speed, low construction cost, good implementation effect and the like;
8. the invention has flexible design and various functions, and takes full advantage of the mixed energy dissipation and shock absorption of two energy dissipation shock absorption dampers, namely the viscous damper and the section steel (mild steel) damper, thereby realizing more flexible design and achieving the purpose of diversified shock absorption.
9. The anti-rust paint and the waterproof layer are coated on the outer part of the anti-rust paint, so that the service life of the whole device is prolonged while rust is prevented, resources are saved while environmental protection is realized, and the construction safety is ensured.
Drawings
Embodiments of the invention are 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 one of the overall exploded structural schematic views of the present invention;
FIG. 3 is a second schematic view of the overall exploded structure of the present invention;
FIG. 4 is a schematic view of the overall structure of the support (1) component of the invention;
FIG. 5 is an enlarged partial schematic view of a support (1) component of the present invention;
FIG. 6 is a schematic view of the overall structure of the components of the fixing support (2) of the present invention;
FIG. 7 is a schematic view of the overall structure of the components of the viscous damper (3) of the present invention;
FIG. 8 is one of the schematic views of the state of use of the present invention;
FIG. 9 is a second schematic view of the present invention in use;
FIG. 10 is a partially enlarged view illustrating a connection state according to the present invention;
FIG. 11 is a schematic view of the device of the present invention in an unstressed condition under horizontal force;
FIG. 12 is a schematic view of the left side of the device of the present invention in a horizontal position;
FIG. 13 is a schematic view of the right side of the device of the present invention in a horizontal position under force;
wherein, the reference numbers in the figures: 1-support piece, 11-fixed hinge support, 12-connecting piece;
2-fixed support, 21-support plate, 22-mounting plate, 23-anchoring member;
3-viscous damper;
4-building.
Detailed Description
In order to make the technical means, the inventive features, the achievement purposes and the effects of the present invention easy to understand, the technical solutions of the present invention are further described in detail with reference to the drawings and the detailed description below, and it is to be noted that the embodiments and the features in the embodiments in the present application can be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
The assembled energy dissipation and shock absorption supporting device with the viscous dampers as shown in the attached drawings of the specification comprises two supporting pieces 1 which are oppositely arranged, a fixed support 2 is movably connected at the joint of two ends of each supporting piece 1, the fixed support 2 is used for connecting a building 4, and a plurality of viscous dampers 3 are further arranged between the two supporting pieces 1.
Further, a plurality of fixed hinge supports 11 for mounting the viscous damper 3 are arranged on the support member 1, and the fixed hinge supports 11 are arranged on the inner side of the support member 1.
Specifically, the fixed hinge supports 11 have the same shape and size or the same shape and size.
Furthermore, the whole supporting member 1 is a long strip-shaped arc-shaped member or a curve-shaped member, connecting pieces 12 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 side and the back side are formed in the connecting pieces 12.
The support member 1 is a curved mild steel trabecula which has an initial curvature and a properly designed curvature radius, and after the earthquake acting force is applied, the elastic deformation is easy to occur during a small earthquake to dissipate earthquake energy, and the plastic buckling deformation is easy to occur during a medium earthquake and a large earthquake to dissipate the earthquake energy; the cross section can be flexibly designed into an I-shaped cross section, a rectangular or a square cross section.
Further, at least two viscous dampers 3 are arranged between the two supporting members 1, and the two viscous dampers 3 are arranged in parallel with each other.
Further, one end of the viscous damper 3 is connected to one of the supporting members 1, and the other end is connected to the other supporting member 1.
Specifically, one end of the viscous damper 3 is detachably connected to the fixed hinge support 11 of one of the supporting members 1 through a bolt assembly, and the other end of the viscous damper is detachably connected to the fixed hinge support 11 of the other supporting member 1 through a bolt assembly.
In the invention, the end part of the viscous damper 3 is welded with a connecting node, the section can be round or square, the axial slow stretching and compression deformation can be generated, and the axial stretching deformation can be generated to dissipate the seismic energy after the earthquake acting force is applied.
Further, the fixing support 2 comprises a supporting plate 21, a mounting plate 22 and anchoring members 23, wherein the supporting plate 21 and the mounting plate 22 are L-shaped structures, the arc-shaped mounting plates 22 are symmetrically arranged on two sides of the upper end face of the supporting plate 21, mounting holes are formed in the mounting plate 22, the anchoring members 23 are arranged on the lower end face of the supporting plate 21, and the anchoring members 23 are studs.
Furthermore, the movable connection is hinged connection, threaded connection, bayonet connection, plug connection or connection through a bolt assembly.
Further, an injection molding layer, an anti-rust layer and a waterproof layer are sequentially sprayed on the outer surfaces of the supporting piece 1, the fixed support 2 and the viscous damper 3 from inside to outside.
Specifically, a high-molecular wear-resistant material is injected on the injection molding layer; the anti-rust layer comprises epoxy zinc-rich primer, chlorinated rubber finish paint and epoxy mica iron intermediate paint positioned between the epoxy zinc-rich primer and the chlorinated rubber finish paint; the waterproof layer is polyurethane waterproof paint.
To sum up, the more specific embodiments of the present invention are:
before the assembled energy dissipation and shock absorption supporting device with the viscous damper in the design structure is used, the supporting device with the design structure needs to be manufactured and installed for standby.
For ease of understanding, it should be noted herein that in the present invention, the building 4 includes building frame columns and building frame beams.
During manufacturing, the device can be processed and manufactured in a factory, three components of the support member 1, the fixed support 2 and the viscous damper 3 are manufactured according to the model size actually required by construction, and after the device is manufactured to be qualified, a constructor only needs to transport the device to a specified construction site to be installed, so that the processes of assembly type manufacturing, transportation and production are realized.
During installation, a constructor only needs to detachably install two viscous dampers 3 between the two manufactured supporting pieces 1 through a bolt assembly, one end of each viscous damper 3 is connected with one supporting piece 1, the other end of each viscous damper is connected with the other supporting piece 1, and after the two viscous dampers 3 are installed, the installation of the assembled energy dissipation and shock absorption supporting device with the viscous dampers is completed, the assembled energy dissipation and shock absorption supporting device with the viscous dampers can be normally used after the installation is completed, and the assembled energy dissipation and shock absorption supporting device with the viscous dampers as shown in fig. 11 comprises the following components in horizontal force: working principle under the action of horizontal earthquake or wind load.
Before use, a constructor only needs to convey the invention to a specified construction site for fixed installation, when the fixed installation is carried out, the constructor needs to pre-embed two fixed supports 2 of the invention on a building 4 according to the standard requirements of construction, the two fixed supports 2 are respectively pre-embedded at the diagonal positions of any two diagonal pairs of the building 4, and the fixed supports 2 are positioned at the connecting nodes of a building frame column 41 and a building frame beam 42.
When the assembled energy dissipation and shock absorption supporting device is used, the two ends of the two supporting pieces 1 with the two viscous dampers 3 which are installed are respectively fixed on the two fixed supports 2 by adopting high-strength bolts, and the ends are fastened into an integral structure through fastening nuts, so that the assembled energy dissipation and shock absorption supporting device with the viscous dampers is installed in a reinforced concrete frame structure or a steel frame structure, and concrete is poured, so that the assembled energy dissipation and shock absorption supporting device can be better applied to energy dissipation and shock absorption of the reinforced concrete and steel frame structure.
Finally, as time goes on, when the energy dissipation device is damaged after being used for a long time, the energy dissipation device needs to be dismantled, and when the energy dissipation device is dismantled, only the components of the damaged herringbone assembled combined energy dissipation and shock absorption support device need to be dismantled and replaced through dismantling the bolts, and the energy dissipation device can be continuously used without being damaged.
In the whole implementation operation process, the following construction preparation needs to be carried out:
firstly, construction managers and professional construction teams who organize various types need to examine deepened design drawings of the damping support device, and are familiar with and master details in the drawings; then arranging a damping support device and related connecting components to enter a field and performing a retest to be qualified, wherein corresponding equipment and tools for transportation, hoisting and installation are fully prepared, and the bearing capacity of machines and tools and the like need to meet construction requirements; then, checking the field size before each component is installed, and if the components come in and go out of the drawing, reflecting the components to a designer in time and adjusting the components;
the second is the lofting, processing, making of the fixed bearing 2, can process the fixed bearing 2 of the customization or welding on the spot in the factory respectively according to the different specifications of the fixed bearing 2 large sample pictures that the design institute provides, the fixed bearing is 2 by L shape backup pads 21 and 22 and anchor member 23 welding, the anchor member 23 can improve the bond binding power between concrete and the fixed bearing greatly;
thirdly, the fixed support 2 is installed, after the beam slab column template is erected, the fixed support 2 is hoisted to a corresponding pre-buried position of a floor structure by adopting a tower crane, all components are required to be firmly bound, and a specially-assigned person is required to command in the lifting process; in order to ensure that the fixed support 2 is accurately and smoothly placed in the node of the building frame column 41 and the building frame beam 42, after a beam-slab column template is erected, the installation position of the fixed support 2 is marked according to a design deepening drawing, after the beam-slab column main reinforcement is placed, the beam main reinforcement is erected, a specially-assigned person is arranged to accurately place the fixed support 2 in the corresponding position of the node of the building frame column 41 and the building frame beam 42 in time, temporary fixation is well performed, after the reinforcement is bound, the position of the fixed support 2 is rechecked again, and the centers of the upper fixed support 2 and the lower fixed support 2 are aligned, so that the invention is ensured to be installed in a vertical plane, when the fixed support 2 is installed, the installation error of the fixed support 2 is less than 10mm, and after the installation is qualified, concrete can;
fourthly, pouring concrete into the beam plate column, wherein the position of the fixed support 2 needs to be vibrated and compacted when the concrete is poured, and can be matched with an iron chisel for tamping, and the fixed support 2 does not need to be touched during vibration; after pouring, before initial setting, using a long wooden trowel for smoothing treatment, and simultaneously carrying out moisture preservation and maintenance on the plastic film in time within 12 hours, wherein the maintenance period is not less than 7 days and nights;
fifthly, the installation and the fixation of the invention are carried out, after the corresponding supporting piece 1 is hoisted to a proper installation position by hoisting equipment, the construction is carried out according to a corresponding design deepening drawing; in order to ensure that the support is supported in a vertical plane, a positioning line is firstly placed before installation; then, hoisting the support by the aid of the main structure through a hand hoist, adjusting the upper position, the lower position, the left position and the right position to designed positions, and connecting the support piece 1 with the fixed support 2 through high-strength bolts; the hoisting can be carried out after the integral assembly is finished, and the transportation, hoisting, construction and installation can also be carried out in parts;
sixth, connection node detection is carried out, after the whole assembly type curve-shaped mild steel energy dissipation and shock absorption support installation process with the viscous damper is constructed, connection reliability of all components and structures and connection node welding line detection are carried out, the first-stage welding line and the second-stage welding line which are required to be completely welded are subjected to internal defect detection by adopting ultrasonic flaw detection, when the defects cannot be judged by the ultrasonic flaw detection, ray flaw detection is adopted, and the detection result meets the standard requirement;
performing corrosion prevention and fire prevention treatment, polishing the welding line to remove all welding slag, performing flush polishing during polishing, and enabling the joint part and the base metal to be in a smooth state without unevenness; then, repairing the damaged part of the paint, adopting epoxy zinc-rich paint for corrosion prevention at the joint connection part of the mutual connection parts of the components, wherein the thickness of a paint film is not less than 12mm, and painting the paint on the welding part on site as soon as possible after the welding is finished; finally, after the anticorrosion construction acceptance is finished, fireproof construction is carried out according to design requirements;
eighthly, filling wall masonry at the support connecting part, and connecting the tie bars on the two sides of the support by using a connecting clamp when constructing transverse tie bars and constructing a constructional column of the wall body so as to ensure that the tie bars are full-length; when the wall body is painted, a layer of galvanized steel wire mesh needs to be manufactured on the supporting part, and the galvanized steel wire mesh is fixed with the wall body through galvanized steel wires and shooting nails, so that the wall body is not cracked when painted.
In summary, the present invention has the following advantages in the specific embodiments:
1. the invention has wide construction application range and can be widely applied to the frame concrete structure building with the earthquake-resistant requirement;
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 assembly, high construction speed, low construction cost and good implementation effect;
5. the curved mild steel support piece can easily dissipate earthquake energy under the action of an earthquake, the energy dissipation damage position of the support can be controlled, and due to the existence of the viscous damper, the damage of the curved mild steel support piece can be slowed down, so that the curved mild steel support piece has larger deformation performance and strong earthquake acting force dissipation capability;
6. the invention not only improves the seismic fortification intensity of the super high-rise residential building, ensures that the building does not fall under the action of a major earthquake and ensures the safety of constructors, but also effectively protects the building structure and the indoor decoration, improves the seismic safety level of the building within the design service life and minimizes the loss of the building in the major earthquake;
7. the invention has the advantages that the splitting positions of all components are reasonable, the components are convenient to manufacture and transport, the construction operation is simple, the requirement on constructors is not high, the components are simple and easy to process, the requirement on the environment of a construction site is not high, the operation process is simple, time is saved, the efficiency is high, and the construction progress can be greatly improved;
8. the components of the invention are symmetrical and integrally symmetrical, have reasonable weight and are convenient for hoisting and installation; because the supporting piece is arc-shaped, bending moment between the prefabricated wall and the prefabricated connecting beam can be transmitted, meanwhile, the arc-shaped connecting beam has certain deformation capacity, earthquake energy can be dissipated through deformation during an earthquake, the safety of the structure is improved, meanwhile, the inclination angle produced when the building wall body is twisted and shaken during the earthquake can be relieved, and through the structure, the continuous vibration damage of aftershock of the earthquake to the building structure is reduced during the earthquake;
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, and supplements the defect that the support piece 1, namely the mild steel, does not consume energy when the external force is small; the energy consumption effect of the support piece 1 under the condition of large external force is fully utilized to supplement the defect that the viscoelastic damper loses the energy consumption effect under the condition of large external force; when the external force is at the intermediate value, main energy consumption components can be gradually changed, the replacement stability is kept, the graded yielding is realized, the vibration reaction of the building structure is effectively reduced, and the safety performance of the building main body structure is improved;
10. the assembled rigid node has the characteristics of strong energy consumption capability, good ductility and good damping effect, and can avoid the collision of beams and columns under the condition of large earthquake; the construction is simple and convenient, the implementation is easy, the cost is low, the occupied building space is small, and the use efficiency of the building space is not influenced;
11. compared with the traditional method, the invention has simple and reasonable structure, is economical and durable, is particularly suitable for the similar engineering concrete frame structure, has stable anti-seismic performance and convenient post-seismic treatment; the damping mechanism is clear, the effect is obvious, and the application range is not limited by the height of a building and the plane arrangement form;
12. according to the invention, through the optimized design, the energy dissipation and shock absorption structure is adopted, the shock resistance of the building is improved, and the building has the characteristics of convenience in structural installation, simplicity and rapidness in construction and good shock resistance effect;
13. the invention can completely carry out dry operation construction, makes the operation surface cleaner, can effectively avoid the construction safety problem, has low requirement on the construction process by utilizing the structure, can achieve the reinforcement effect only by simple operation, is easy to collect the used materials, has simple structure and can ensure the bearing capacity and the anti-seismic performance.
The present invention provides an assembled energy-dissipating shock-absorbing support device with viscous damper, which is described in detail above, and the principle of the present invention is described herein, and the above description of the working principle is only used to help understand the core idea of the present invention. It should be noted that, for those skilled in the art, it is possible to make improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (10)
1. The utility model provides a take assembled energy dissipation shock attenuation strutting arrangement of viscous damper which characterized in that: the viscous damper comprises two supporting pieces (1) which are oppositely arranged, wherein the joint of the two ends of each supporting piece (1) is movably connected with a fixed support (2), each fixed support (2) is used for connecting a building (4), and a plurality of viscous dampers (3) are arranged between the two supporting pieces (1).
2. An assembled energy-dissipating shock-absorbing support device with a viscous damper according to claim 1, which is characterized in that: the viscous damper support is characterized in that a plurality of fixed hinge supports (11) used for mounting the viscous damper (3) are arranged on the support (1), and the fixed hinge supports (11) are arranged on the inner side of the support (1).
3. An assembled energy-dissipating shock-absorbing support device with a viscous damper according to claim 2, wherein: the fixed hinged supports (11) are the same in shape and size or the same in shape and size.
4. An assembled energy-dissipating shock-absorbing support device with a viscous damper according to claim 1, which is characterized in that: the support piece (1) is integrally a long-strip-shaped arc-shaped component or a curve-shaped component, connecting pieces (12) are arranged at two ends of the arc-shaped component or the curve-shaped component in an extending mode, and connecting holes penetrating through the front side and the back side are formed in the connecting pieces (12).
5. An assembled energy-dissipating shock-absorbing support device with a viscous damper according to claim 1, which is characterized in that: at least two viscous dampers (3) are arranged between the two supporting pieces (1), and the two viscous dampers (3) are arranged in parallel.
6. An assembled energy-dissipating shock-absorbing support device with a viscous damper according to claim 1, which is characterized in that: one end of the viscous damper (3) is connected with one of the supporting pieces (1), and the other end of the viscous damper is connected with the other supporting piece (1).
7. An assembled energy-dissipating shock-absorbing support device with a viscous damper as claimed in claim 6, wherein: one end of the viscous damper (3) is detachably connected with a fixed hinged support (11) arranged on one support piece (1) through a bolt assembly, and the other end of the viscous damper is detachably connected with a fixed hinged support (11) arranged on the other support piece (1) through a bolt assembly.
8. The assembled energy dissipation and shock absorption supporting device with the viscous damper is characterized in that the fixed support (2) comprises a supporting plate (21) and a mounting plate (22) which are L-shaped structures and anchoring components (23), wherein the arc-shaped mounting plates (22) are symmetrically arranged on two sides of the upper end face of the supporting plate (21), mounting holes are formed in the mounting plate (22), a plurality of anchoring components (23) are arranged on the lower end face of the supporting plate (21), and the anchoring components (23) are studs.
9. An assembled energy-dissipating shock-absorbing support device with a viscous damper according to claim 1, which is characterized in that: the movable connection is hinged connection, threaded connection, bayonet connection, plug-in connection or connection through a bolt assembly.
10. An assembled energy-dissipating shock-absorbing support device with a viscous damper according to claim 1, which is characterized in that: and an injection molding layer, an anti-rust layer and a waterproof layer are sequentially sprayed on the outer surfaces of the supporting piece (1), the fixed support (2) and the viscous damper (3) from inside to outside.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010326426.1A CN111395565A (en) | 2020-04-23 | 2020-04-23 | Assembled energy dissipation and shock absorption supporting device with viscous damper |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010326426.1A CN111395565A (en) | 2020-04-23 | 2020-04-23 | Assembled energy dissipation and shock absorption supporting device with viscous damper |
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| Publication Number | Publication Date |
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| CN111395565A true CN111395565A (en) | 2020-07-10 |
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| CN202010326426.1A Pending CN111395565A (en) | 2020-04-23 | 2020-04-23 | Assembled energy dissipation and shock absorption supporting device with viscous damper |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112814224A (en) * | 2020-12-26 | 2021-05-18 | 宁波市城展建设工程有限公司 | Construction technology of building wall |
| CN114657866A (en) * | 2022-03-29 | 2022-06-24 | 西安建筑科技大学 | Multi-directional vibration and vibration double-control device suitable for steel box girder bridge |
| CN114837300A (en) * | 2022-05-17 | 2022-08-02 | 中南林业科技大学 | Assembly type steel frame with shock absorption and self-resetting functions and prefabricating method thereof |
| CN115288474A (en) * | 2022-08-23 | 2022-11-04 | 江苏科技大学 | Detachable beam column connection reinforcing and energy consumption device |
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2020
- 2020-04-23 CN CN202010326426.1A patent/CN111395565A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112814224A (en) * | 2020-12-26 | 2021-05-18 | 宁波市城展建设工程有限公司 | Construction technology of building wall |
| CN112814224B (en) * | 2020-12-26 | 2022-05-03 | 宁波市城展建设工程有限公司 | Construction technology of building wall |
| CN114657866A (en) * | 2022-03-29 | 2022-06-24 | 西安建筑科技大学 | Multi-directional vibration and vibration double-control device suitable for steel box girder bridge |
| CN114657866B (en) * | 2022-03-29 | 2024-05-14 | 西安建筑科技大学 | Multidirectional vibration double-control device suitable for steel box girder bridge |
| CN114837300A (en) * | 2022-05-17 | 2022-08-02 | 中南林业科技大学 | Assembly type steel frame with shock absorption and self-resetting functions and prefabricating method thereof |
| CN114837300B (en) * | 2022-05-17 | 2023-12-05 | 中南林业科技大学 | Assembled steel frame with damping self-resetting function and prefabricating method thereof |
| CN115288474A (en) * | 2022-08-23 | 2022-11-04 | 江苏科技大学 | Detachable beam column connection reinforcing and energy consumption device |
| CN115288474B (en) * | 2022-08-23 | 2023-11-21 | 江苏科技大学 | Detachable beam column connection reinforcing and energy consumption device |
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