CN111395566A - Combined energy dissipation shock attenuation strutting arrangement of chevron shape assembled - Google Patents
Combined energy dissipation shock attenuation strutting arrangement of chevron shape assembled Download PDFInfo
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- CN111395566A CN111395566A CN202010326778.7A CN202010326778A CN111395566A CN 111395566 A CN111395566 A CN 111395566A CN 202010326778 A CN202010326778 A CN 202010326778A CN 111395566 A CN111395566 A CN 111395566A
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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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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 piece and the viscous damper of the damping support device can respectively generate buckling deformation and axial stretching deformation under the action of an earthquake, and the curved secondary support piece and the viscous damper can jointly dissipate earthquake energy, have higher energy consumption capability and design flexibility compared with the traditional soft steel damping support and viscous damper, can be better applied to energy dissipation and shock absorption of reinforced concrete and steel frame structures, have the characteristics of full assembly type, mixed shock absorption, simple and convenient installation, easy replacement of damage after the earthquake, small installation difficulty, low manufacturing cost and easy transportation, and are suitable for energy dissipation and shock absorption supports of 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 and damping support device which is mainly applied to energy dissipation and damping of structures such as buildings, bridges and railways to dissipate unpredictable seismic energy and belongs to the technical field of constructional engineering earthquake resistance.
Background
Generally speaking, 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 in the face of the great threat to national economic development and people life safety caused by frequent occurrence of earthquake disasters in China, in order to avoid or reduce the influence of the earthquake disasters on building structures, 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 utilized to absorb unpredictable earthquake energy.
With the increasing demand of modern society on the height, the width and the complexity of urban buildings and the energy dissipation and shock absorption capacity of buildings, the traditional single energy dissipation and shock absorption technology is gradually replaced by a combined energy dissipation and shock absorption technology. The combined energy dissipation and shock absorption technology has the advantages of two or more than two 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 times of modern city development and the subjective requirements 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 direction of having design flexibility and functional diversity, a shock absorption device can be industrially produced, the installation is simple, convenient and fast, the monitoring is convenient during the use, and the quick replacement and the like can be realized after the damage.
A utility model with the publication number of CN2725397 proposes a small splayed zigzag frame, in which the fixed connection of each bolt is rigid fixed connection, when the building is acted by a horizontal force, the connection node of the support and the building is easy to be damaged, the replacement is complicated after the damage, the labor intensity of constructors is increased, and better damping effect can not be achieved, and more importantly, there is a greater potential safety hazard; the damper of the small splayed crank type frame is arranged at the corner position of a building frame, the deformation displacement stroke of the damper is limited, the advantage of large stroke of the damper cannot be effectively exerted, and the building provided with the small splayed crank type frame cannot effectively resist larger earthquake action and is unfavorable for energy dissipation and shock absorption of the building; meanwhile, the small splayed crank type frame 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 the herringbone assembled combined energy dissipation and shock absorption supporting device 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
The invention aims to provide a damping support which can respectively generate buckling deformation and axial stretching deformation under the action of an earthquake under the coordination of a main supporting piece, a secondary supporting piece and a viscous damper, can jointly dissipate earthquake energy, has higher energy consumption capability and design flexibility compared with the traditional mild steel damping support and viscous damper, has multiple functions, simple structure and convenient installation, can be quickly replaced after being damaged, and can be better applied to energy dissipation and damping of reinforced concrete and steel frame structures.
The invention also aims to achieve the purposes 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 shock absorption;
in order to solve the above problems and achieve the above object, the present invention provides a herringbone assembled combined energy dissipation and shock absorption support device, which is implemented by adopting the following design structure and the following technical scheme:
the invention relates to an improvement of a herringbone assembled combined type 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).
As the improvement of the invention, one end of the main supporting piece (1) is provided with a connecting piece (11), and the connecting piece (11) is provided with a connecting hole penetrating through the front side and the back side; the upper side and the lower side of the other end of the main supporting piece (1) are respectively provided with a mounting seat (12).
As a further improvement of the invention, one end of the main supporting piece (1) is connected with the building (5) through a fixed seat (4), and the other end is connected with the secondary supporting piece (2) and the viscous damper (3) through a bolt assembly.
As the further improvement of the invention, the secondary support member (2) is a long arc-shaped member or a curve-shaped member, connecting pieces (21) extend from two ends of the arc-shaped member or the curve-shaped member, and the connecting pieces (21) are provided with connecting holes penetrating through the front surface and the back surface.
As a still further improvement of the invention, 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 the building (5) through a fixed seat (4).
As a still further improvement of the invention, one end of the secondary support piece (2) is detachably connected with the mounting seat (12) at the upper end of the main support piece (1) through a bolt assembly, and the other end of the secondary support piece (2) is detachably connected with the fixed 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 fixed seat (4).
As the above-mentioned still further improvement of the invention, one end of the hysteresis damper (3) is detachably connected with the mounting seat (12) at the lower end of the main supporting piece (1) through a bolt assembly, and the other end of the hysteresis damper (3) is detachably connected with the fixed seat (4) through a bolt assembly.
As a still further improvement of the invention, the fixed seat (4) comprises a supporting plate (51) and a mounting plate (52) which are L-shaped structures and anchoring components (43), wherein the arc-shaped mounting plates (52) are symmetrically arranged on two sides of the upper end face of the supporting plate (51), mounting holes are formed in the mounting plate (52), a plurality of anchoring components (43) are arranged on the lower end face of the supporting plate (21), and the anchoring components (43) are studs.
As a still further improvement of the invention, a herringbone structure is formed between the main supporting piece (1) and the secondary supporting piece (2) and the viscous damper (3), wherein an injection molding layer, an anti-rust layer and a waterproof layer are sequentially sprayed on the outer surfaces of the main supporting piece (1), the secondary supporting piece (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 needs 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 columns (51) and building frame beams (52).
During manufacturing, the auxiliary support piece (1), the auxiliary support piece (2), the viscous damper (3) and the fixing seat (4) can be manufactured in a factory, the four components of the auxiliary support piece, the viscous damper and the fixing seat are manufactured according to the model size actually required by construction, and after the auxiliary support piece, a constructor only needs to transport the auxiliary support piece 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 the secondary support piece (2) and the viscous damper (3) on the manufactured main support piece (1) through a bolt assembly respectively, during installation, one end of the secondary support piece (2) is detachably connected with the installation seat (12) at the upper end of the main support piece (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 piece (1) through the bolt assembly, and therefore the installation of the energy dissipation and shock absorption support device is completed, normal use can be achieved after the installation is completed, and the horizontal force of the herringbone assembled type combined energy dissipation and shock absorption support device shown in the figures 13 to 15 is achieved, and the horizontal force comprises the state indication of stressed state and unstressed state under the action of horizontal earthquake or wind.
Before the fixing device is used, a constructor only needs to carry the fixing device to a specified construction site for fixing installation, when the fixing installation is carried out, the constructor needs to pre-embed three fixing seats (4) of the fixing device on a building (5) according to the standard requirement of construction, the three fixing seats (4) are respectively pre-embedded at any three corners 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).
During the use, constructor only needs to adopt the high strength bolt to be fixed in three fixing base (4) with the one end of above-mentioned main tributary support piece (1) of accomplishing of installing, and the tip passes through fastening nut fastening and is an overall structure, and the installation of the other end of main tributary support piece (1) is then at first can dismantle the connection fixing base (4) through bolt assembly with the other end of secondary support piece (2), then will stagnate the other end of attenuator (3) and pass through bolt assembly and can dismantle connection fixing base (4). Therefore, the herringbone assembled combined energy dissipation and shock absorption supporting device is arranged in a reinforced concrete frame structure or a steel frame structure, and concrete is poured subsequently, so that the herringbone assembled combined 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, 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 through dismantling the bolts, and the components are replaced by new components, and the energy dissipation device can be continuously used when the energy dissipation device is not damaged.
Compared with the prior art, the invention has the following beneficial effects:
1. the secondary support member has an initial curvature, the curvature radius is properly designed, and after the secondary support member is subjected to earthquake acting force, elastic deformation is easy to occur during small earthquake to dissipate earthquake energy, and plastic buckling deformation is easy to occur during medium and large earthquake to dissipate earthquake energy, so that the purposes of energy dissipation and shock absorption are achieved;
3. the main supporting piece has high rigidity, and can transmit the earthquake acting force to the secondary supporting piece and the viscous damper after receiving the earthquake acting force, so that the combined damping purpose of coordinating the deformation of the secondary supporting piece and the viscous damper to dissipate the earthquake energy is achieved;
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, ensures the effective exertion of the earthquake resistance of the building and achieves the purposes of energy dissipation and shock absorption;
4. the invention has the characteristics of simple structure, full assembly, convenient installation and disassembly, quick replacement after damage, 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;
5. under the coordination of the main supporting piece, the secondary supporting piece and the viscous damper, buckling deformation and axial telescopic deformation can be generated under the action of an earthquake respectively, and the main supporting piece, the secondary supporting piece and the viscous damper can dissipate earthquake energy together, so that the soft steel damping support and the viscous damper have higher energy consumption capability and design flexibility compared with the traditional soft steel damping support and viscous damper, and in addition, the soft steel damping support and the viscous damper have multiple functions, simple structure and convenient installation, can be quickly replaced after being damaged, and can be better applied to energy dissipation and damping of reinforced concrete and steel frame structures;
6. 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 a schematic view of the overall assembly 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 view of the overall exploded structure of the present invention;
FIG. 6 is a schematic view showing the overall structure of the main support (1) part of the present invention;
FIG. 7 is a partially enlarged schematic view of the main support (1) part of the present invention;
FIG. 8 is a schematic view of the overall structure of the secondary support (2) component of the present invention;
fig. 9 is a schematic view of 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 components of the permanent seat (4) of the present invention;
FIG. 11 is one of the schematic views of the state of use 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 herringbone assembled combined energy dissipation and shock absorption supporting device in an unstressed use state under the action of a horizontal earthquake or a wind load;
FIG. 14 is a schematic view of the left side of the present invention in use under horizontal seismic or wind loading;
FIG. 15 is a schematic view of the right side of the present invention in a horizontal seismic or wind load condition;
wherein, the reference numbers in the figures: 1-main supporting piece, 11-connecting piece, 12-mounting seat;
2-secondary support, 21-connecting piece;
3-viscous damper;
4-fixed seat, 51-supporting plate, 52-mounting plate, 43-anchoring member;
5-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 herringbone assembled combined 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 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.
Furthermore, one end of the main supporting piece 1 is provided with a connecting piece 11, and the connecting piece 11 is provided with a connecting hole penetrating through the front side and the back side; the upper side and the lower side of the other end of the main supporting piece 1 are respectively provided with a mounting seat 12.
In the invention, the mounting seat 12 is a fixed hinge support 11, and the fixed hinge supports 11 have the same shape and size or the same shape and different size.
Specifically, one end of the main support member 1 is connected with the building 5 through the fixing seat 4, and the other end is connected with the secondary support member 2 and the viscous damper 3 through the bolt assembly.
In the invention, the main supporting piece 1 is integrally a straight steel girder or square steel; the secondary support 2 is a curved mild steel trabecula. The main supporting piece 1 has high rigidity, and can transmit the earthquake acting force to the curved secondary supporting piece 2 and the viscous damper 3 after receiving the earthquake acting force, so that the combined damping purpose of coordinating the deformation of the curved secondary supporting piece 2 and the viscous damper 3 to dissipate the earthquake energy is achieved; the cross section can be flexibly designed into an I-shaped cross section, a rectangular or a square cross section.
The secondary support member 2 has an initial curvature, the curvature radius is properly designed, and after the secondary support member is subjected to earthquake acting force, elastic deformation is easy to occur during small earthquake to dissipate earthquake energy, and plastic buckling deformation is easy to occur during medium earthquake and large earthquake to dissipate earthquake energy; the cross section can be flexibly designed into an I-shaped cross section, a rectangular or a square cross section.
Further, the whole secondary support member 2 is a long strip-shaped 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 side and the back side are formed in the connecting pieces 21.
Further, one end of the secondary support member 2 is connected with the primary support member 1, and the other end of the secondary support member 2 is connected with the building 5 through the fixing seat 4.
Specifically, one end of the secondary support member 2 is detachably connected with the mounting seat 12 at the upper end of the primary support member 1 through a bolt assembly, and the other end of the secondary support member 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, one end of the viscous damper 3 is detachably connected with the 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 the fixing seat 4 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 seat 4 comprises a supporting plate 51, a mounting plate 52 and anchoring members 43, wherein the supporting plate 51 and the mounting plate 52 are L-shaped structures, the arc-shaped mounting plates 52 are symmetrically arranged on two sides of the upper end face of the supporting plate 51, mounting holes are formed in the mounting plate 52, the plurality of anchoring members 43 are arranged on the lower end face of the supporting plate 21, and the anchoring members 43 are studs.
In the present invention, the fixing base 4 is composed of a fixed hinge support composed of the supporting plate 51 and the mounting plate 52 of L-shaped structures and a plurality of anchoring members 43.
Furthermore, herringbone components are formed between the main support piece 1, the secondary support piece 2 and the viscous damper 3, wherein an injection molding layer, an anti-rust layer and a waterproof layer are sequentially sprayed on the outer surfaces of the main support piece 1, the secondary support piece 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.
In the present invention, all references to movable installation or movable connection refer to hinged connection, threaded connection, bayonet connection, plug connection or connection through a bolt assembly.
To sum up, the 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 needs 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 columns 51 and building frame beams 52.
During manufacturing, the main supporting piece 1, the secondary supporting piece 2, the viscous damper 3 and the fixing seat 4 which form the viscous damper can be manufactured in a factory according to the model size actually required by construction, and after the viscous damper is manufactured to be qualified, a constructor only needs to transport the viscous damper 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 the secondary support piece 2 and the viscous damper 3 on the manufactured main support piece 1 through a bolt assembly respectively, during installation, one end of the secondary support piece 2 is detachably connected with the installation seat 12 at the upper end of the main support piece 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 piece 1 through the bolt assembly, the installation of the energy dissipation device is completed, normal use can be carried out after the installation is completed, and the state indication of the herringbone assembled combined energy dissipation and shock absorption support device under the horizontal force, including the state indication under the action of horizontal earthquake or wind load and the state indication under the condition of no stress can be realized as shown in figures 13-15.
Before use, a constructor only needs to carry the building frame column and the building frame column to a specified construction site for fixed installation, when the fixed installation is carried out, the constructor needs to pre-embed three fixed seats 4 of the invention on a building 5 according to the standard requirements of construction, the three fixed seats 4 are respectively pre-embedded at any three corners of the building 5, and the fixed seats 4 are positioned at the connecting nodes of the building frame column 51 and the building frame beam 52.
During the use, constructor only needs adopt high strength bolt fastening to be in three fixing base 4 with the one end of the main tributary support piece 1 of the completion of above-mentioned installation, and the tip passes through fastening nut fastening and is an overall structure, and the installation of the other end of main tributary support piece 1 is then at first can dismantle the connection fixing base 4 through bolt assembly with the other end of secondary support piece 2, then can dismantle the connection fixing base 4 through bolt assembly with the other end that stagnates attenuator 3. Therefore, the herringbone assembled combined energy dissipation and shock absorption supporting device is arranged in a reinforced concrete frame structure or a steel frame structure, and concrete is poured subsequently, so that the herringbone assembled combined 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, 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 through dismantling the bolts, and the components are replaced by new components, and the energy dissipation device can be continuously used when the energy dissipation device is not damaged.
In the whole implementation operation process, the following construction preparation needs to be carried out:
firstly, construction managers and professional construction teams of various kinds are organized to examine deepened design drawings of the damping device, and the damping device is familiar with and masters details in the drawings; then arranging a damping 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; and then, checking the field size before mounting each component, and if the components are found to have access to the drawing, reflecting the components to a designer in time and making adjustment.
Secondly, the fixed seat 4 is lofted, processed and manufactured, the fixed seat 4 can be respectively processed and customized in a factory or welded on site according to the large sample drawings of the fixed seat 4 with different specifications provided by a design institute, the fixed seat 4 is formed by welding a supporting plate 51, a mounting plate 52 and an anchoring member 43, and the anchoring member 43 can greatly improve the bonding bond binding force between the fixed seat 4 and concrete; the welding position is constructed according to the drawing strictly, the accuracy and reliability are required, the welding seam is required to be smooth during welding, welding defects such as air holes and slag inclusion are avoided, and the defects are repaired in time when being found;
thirdly, the fixed seat 4 is installed, after the beam slab column template is erected, the metal fixed seat 4 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 fixing seat 4 is accurately and smoothly placed into a beam-column node, after a beam-slab-column template is erected, the mounting position of the fixing seat 4 is marked according to a design deepening drawing, after a beam-column main rib is placed, the beam-column main rib is erected, a specially-assigned person is arranged to accurately place the fixing seat 4 at the corresponding position of the beam-column node in time, temporary fixing is made, after the reinforcing steel bars are bound, the position of the fixing seat 4 is rechecked again, the centers of the upper fixing seat 4 and the lower fixing seat 4 are aligned, it is ensured that the herringbone assembled combined type energy dissipation damping support is mounted in a vertical plane, when the fixing seat 4 is mounted, the mounting error of the fixing seat 4 is smaller than 10 mm.
Fourthly, pouring concrete into the beam slab column, wherein the position of the fixed seat 4 needs to be vibrated and compacted when the concrete is poured, and can be matched with an iron chisel for tamping, and the fixed seat 4 does not need to be touched during vibration; and (3) after pouring, before initial setting, performing light treatment by using a long wooden trowel, and simultaneously performing 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 invention is mounted and fixed: hoisting the corresponding support frame to a proper installation position by using hoisting equipment, and then carrying out construction 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, the hand-operated hoist is used for hoisting and supporting by means of the main body structure, the upper position, the lower position, the left position and the right position are adjusted to the designed positions, the main supporting piece 1, the secondary supporting piece 2 and the viscous damper 3 are connected with the fixed seat 4 by using high-strength bolts, and in the implementation process, the hand-operated hoist can be used for carrying out transportation, hoisting and construction installation after the integral assembly is finished, and can also be used for carrying out transportation, hoisting and construction installation in parts;
sixthly, connection node detection: after the whole assembly type combined energy dissipation and shock absorption support installation process is constructed, the assembly type combined energy dissipation and shock absorption support components, the connection reliability of the components and the structure and the weld joint detection of the connection nodes are carried out, the first-stage weld joint and the second-stage weld joint which are required to be completely welded through design are inspected by adopting ultrasonic flaw detection, when the ultrasonic flaw detection cannot judge the flaws, the radiographic 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, wherein the joint connecting member is anticorrosive by adopting epoxy zinc-rich paint, the thickness of a paint film is not less than 12mm, and the on-site welding part is coated with the paint 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.
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.
Finally, it should be noted that the above-mentioned embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in other forms, and any person skilled in the art may change or modify the technical content disclosed above into equivalent embodiments with equivalent changes. However, any simple modification, equivalent change and modification of the above embodiments according to the technical essence of the present invention are within the protection scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides a combined energy dissipation shock attenuation strutting arrangement of chevron shape assembled which characterized in that: the viscous damper 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).
2. The herringbone assembled combined type energy dissipation and shock absorption supporting device as claimed in claim 1, wherein: one end of the main supporting piece (1) is provided with a connecting piece (11), and the connecting piece (11) is provided with a connecting hole penetrating through the front side and the back side; the upper side and the lower side of the other end of the main supporting piece (1) are respectively provided with a mounting seat (12).
3. The herringbone assembled combined type energy dissipation and shock absorption supporting device as claimed in claim 1, wherein: one end of the main supporting piece (1) is connected with a building (5) through a fixing 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 as claimed in claim 1, wherein: the whole secondary support piece (2) is a long-strip-shaped arc-shaped component or a curve-shaped component, connecting pieces (21) 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 (21).
5. The herringbone assembled combined type energy dissipation and shock absorption supporting device as claimed in claim 1, wherein: one end of the secondary support piece (2) is connected with the main support piece (1), and the other end of the secondary support piece (2) is connected with a building (5) through a fixed seat (4).
6. A herringbone assembled combined type energy dissipation and shock absorption supporting device as claimed in claim 5, wherein: one end of the secondary support piece (2) is detachably connected with a mounting seat (12) at the upper end of the main support piece (1) through a bolt assembly, and the other end of the secondary support piece (2) is detachably connected with a fixed seat (4) through a bolt assembly.
7. The herringbone assembled combined type energy dissipation and shock absorption supporting device as claimed in 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 the building (5) through the fixing seat (4).
8. A herringbone assembled combined type energy dissipation and shock absorption supporting device as claimed in claim 7, wherein: the lower end of the main supporting piece (1) is detachably connected with one end of the hysteresis damper (3) through a bolt assembly, and the other end of the hysteresis damper (3) is detachably connected with the fixed seat (4) through a bolt assembly.
9. A herringbone assembled type combined energy dissipation and shock absorption supporting device as claimed in claim 1, wherein the fixing seat (4) comprises a supporting plate (51) and a mounting plate (52) which are L-shaped structures and an anchoring component (43), wherein the arc-shaped mounting plates (52) are symmetrically arranged on two sides of the upper end face of the supporting plate (51), mounting holes are formed in the mounting plate (52), a plurality of anchoring components (43) are arranged on the lower end face of the supporting plate (21), and the anchoring components (43) are studs.
10. The herringbone assembled combined type energy dissipation and shock absorption supporting device as claimed in claim 1, wherein: a herringbone structure is formed among the main supporting piece (1), the secondary supporting piece (2) and the viscous damper (3), wherein an injection molding layer, an anti-rust layer and a waterproof layer are sequentially sprayed 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 CN111395566A (en) | 2020-04-23 | 2020-04-23 | Combined energy dissipation shock attenuation strutting arrangement of chevron shape assembled |
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| CN202010326778.7A CN111395566A (en) | 2020-04-23 | 2020-04-23 | Combined energy dissipation shock attenuation strutting arrangement of chevron shape assembled |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114438870A (en) * | 2022-03-07 | 2022-05-06 | 重庆交通大学 | Deck type concrete filled steel tube arch bridge with main arch ring provided with damping device |
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2020
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114438870A (en) * | 2022-03-07 | 2022-05-06 | 重庆交通大学 | Deck type concrete filled steel tube arch bridge with main arch ring provided with damping device |
| CN114438870B (en) * | 2022-03-07 | 2024-06-07 | 重庆交通大学 | Upper bearing type steel pipe concrete arch bridge with damping device on main arch ring |
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