CN113503038A - Processing and mounting method of buttress connecting joint with energy dissipation adjusting function - Google Patents
Processing and mounting method of buttress connecting joint with energy dissipation adjusting function Download PDFInfo
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- CN113503038A CN113503038A CN202110822196.2A CN202110822196A CN113503038A CN 113503038 A CN113503038 A CN 113503038A CN 202110822196 A CN202110822196 A CN 202110822196A CN 113503038 A CN113503038 A CN 113503038A
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04G—SCAFFOLDING; FORMS; SHUTTERING; BUILDING IMPLEMENTS OR AIDS, OR THEIR USE; HANDLING BUILDING MATERIALS ON THE SITE; REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTING BUILDINGS
- E04G21/00—Preparing, conveying, or working-up building materials or building elements in situ; Other devices or measures for constructional work
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/18—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons
- E04B1/20—Structures comprising elongated load-supporting parts, e.g. columns, girders, skeletons the supporting parts consisting of concrete, e.g. reinforced concrete, or other stonelike material
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/92—Protection against other undesired influences or dangers
- E04B1/98—Protection against other undesired influences or dangers against vibrations or shocks; against mechanical destruction, e.g. by air-raids
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/025—Structures with concrete columns
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Abstract
The invention relates to the technical field of energy dissipation and shock absorption, and discloses a method for processing and installing a buttress connecting node with an energy dissipation adjusting function, which comprises the following steps: manufacturing energy dissipation prefabricated wall columns in a factory; manufacturing a prefabricated frame top beam and a prefabricated frame bottom beam in a factory; hoisting the precast frame bottom beam to the ground to expose the connecting steel bars; hoisting the energy dissipation prefabricated wall column to a preset position, and connecting the energy dissipation prefabricated wall column with the prefabricated frame bottom beam; lifting the prefabricated frame top beam to a preset position, removing the temporary fixed angle steel, loosening the adjusting screw, adjusting the connecting support, enabling a grouting sleeve of the prefabricated upper pier component to be sleeved on the connecting steel bar of the prefabricated frame top beam, and screwing the adjusting screw after the adjusting to a proper position; and injecting high-strength mortar into the grouting sleeve. The adjustable energy dissipation prefabricated wall column has the advantages of being capable of adjusting the height of the adjustable energy dissipation prefabricated wall column, convenient to install, high in construction efficiency, low in machining precision requirement, wide in application range, strong in practicability, good in energy dissipation and vibration reduction effect and convenient to lift.
Description
Technical Field
The invention relates to the technical field of energy dissipation and shock absorption, in particular to a method for machining and installing a buttress connecting node with an energy dissipation adjusting function.
Background
As green buildings and industrial buildings become the future trend, assembly type buildings will be gradually developed, but the assembly type buildings inevitably suffer from external dynamic loads such as earthquakes in the using process, when the external dynamic loads applied to the buildings reach certain strength, the buildings can generate strong vibration, the normal using function of the buildings is seriously influenced, the safety of the buildings can be threatened, the disastrous consequences of the damage and collapse of the buildings can be caused, the anti-seismic performance of the assembly type buildings is weaker than that of a cast-in-place structure, the development of the assembly type buildings is limited, and therefore energy dissipation and shock absorption technologies are needed to solve the current difficult problems of the assembly type buildings. At present, energy dissipation buttress usually is direct handling to the scene after to make and be constructed, but cast-in-place energy dissipation buttress need through lashing steel reinforcement cage, pour and maintain the step such as design intensity and just can carry out the attenuator installation, make attenuator installation step more and spend time longer, the installation effectiveness is low, influence energy dissipation damping technology's further popularization, and buttress type support height is certain, can not adjust, in order to guarantee the installation accuracy that buttress type supported, need control the machining error that buttress type supported, in order to avoid appearing the too high or low phenomenon appearance of crossing of buttress type support, cause the influence to construction cycle.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the utility model provides a pier connected node's processing installation method with energy dissipation regulatory function, can adjust the height of regulation formula energy dissipation prefabricated wall post, simple to operate, the efficiency of construction is high, and the machining precision requires lowly, and application scope is wide, and the practicality is strong, and energy dissipation damping is effectual, and the handling is convenient.
In order to solve the technical problem, the invention provides a method for processing and installing a buttress connecting node with an energy dissipation adjusting function, which comprises the following steps of:
s1, manufacturing an energy dissipation prefabricated wall column in a factory, wherein the energy dissipation prefabricated wall column comprises a prefabricated upper pier component, a prefabricated lower pier component, a damper component and a vertical adjusting component, and the concrete processing steps are as follows:
s1.1, prefabricating the prefabricated upper pier component and the prefabricated lower pier component;
s1.2, manufacturing the damper component;
s1.3, manufacturing the vertical adjusting component: the vertical adjusting component comprises a connecting support, a connecting clamping piece and an adjusting support, the vertical adjusting component is assembled according to a design drawing, the upper part of the connecting clamping piece is connected to the lower part of the connecting support through a connecting screw, and then the upper part of the adjusting support is connected to the lower part of the connecting clamping piece through an adjusting screw, wherein a waist-shaped hole through which the adjusting screw can pass is formed in the adjusting support, the waist-shaped hole is vertically arranged, and the vertical adjusting component is manufactured;
s1.4, assembling the prefabricated upper buttress component, the prefabricated lower buttress component, the damper component and the vertical adjusting component which are manufactured in the steps S1.1 to S1.3, connecting the upper end and the lower end of the vertical adjusting component with the lower end of the prefabricated upper buttress component and the upper end of the damper component respectively, connecting the lower end of the damper component with the upper end of the prefabricated lower buttress component, and finally installing temporary fixing angle steel between the prefabricated upper buttress component and the prefabricated lower buttress component to finish the manufacturing and fixing of the energy dissipation prefabricated wall column;
s2, manufacturing a prefabricated frame top beam and a prefabricated frame bottom beam in a factory;
s3, transporting the energy dissipation prefabricated wall columns, the prefabricated frame top beams and the prefabricated frame bottom beams manufactured in the steps S1 and S2 to a construction site and installing the prefabricated wall columns, the prefabricated frame top beams and the prefabricated frame bottom beams;
the specific installation steps of step S3 are as follows:
s3.1, hoisting the precast frame bottom beam to the ground;
s3.2, hoisting the energy dissipation prefabricated wall column to a preset position, and connecting the prefabricated lower pier component with the prefabricated frame bottom beam;
s3.3, hoisting the prefabricated frame top beam to a preset position, dismantling temporary fixed angle steel on the prefabricated wall column, loosening the adjusting screw, vertically adjusting a connecting support of the vertical adjusting component according to vertical construction requirements to connect the prefabricated upper pier component with the prefabricated frame top beam, and tightening the adjusting screw after the prefabricated upper pier component is adjusted to a proper position;
and S3.4, injecting high-strength mortar into the joints of the prefabricated frame top beam and the prefabricated upper pier component and the joints of the prefabricated frame bottom beam and the prefabricated lower pier component respectively, and further completing the installation of the vertical adjustable energy dissipation buttress connecting joint.
As a preferable scheme of the invention, in step S1.1, the pier body is formed by binding vertical steel bars, horizontal steel bars, bending-resistant steel bars and hidden column stirrups according to a design drawing, the structure of the prefabricated upper pier component and the structure of the prefabricated lower pier component are the same, the prefabricated upper pier component and the prefabricated lower pier component both comprise pier bodies and grouting sleeves, a plurality of grouting sleeves are arranged, and a plurality of grouting sleeves are pre-embedded on the pier body to complete the manufacturing of the prefabricated upper pier component and the prefabricated lower pier component; the grouting sleeve of the prefabricated upper buttress component is arranged at the upper end of the buttress body of the prefabricated upper buttress component, and the grouting sleeve of the prefabricated lower buttress component is arranged at the lower end of the buttress body of the prefabricated lower buttress component.
As a preferred aspect of the present invention, in step S2, the steps of manufacturing the top precast frame beams and the bottom precast frame beams are as follows:
the prefabricated frame top beam and the prefabricated frame bottom beam both comprise beam stirrups, longitudinal steel bars, connecting steel bars and beam connecting plates, the beam stirrups, the longitudinal steel bars and the connecting steel bars are all provided with a plurality of steel bars, the beam stirrups are arranged at intervals along the longitudinal direction, the longitudinal steel bars are respectively arranged at the four corners of the beam stirrups, the beam connecting plate is connected with the longitudinal steel bars, the connecting steel bars are connected on the beam connecting plate and positioned at the connecting part of the prefabricated frame top beam and the prefabricated upper pier component or the connecting part of the prefabricated frame bottom beam and the prefabricated lower pier component, so that the first ends of the connecting steel bars are embedded in a space structure formed by the beam stirrups and the longitudinal steel bars, and the second end of the connecting steel bar is inserted into the prefabricated upper pier component or the prefabricated lower pier component.
As a preferable scheme of the present invention, the pier body includes vertical steel bars and horizontal steel bars, the vertical steel bars and the horizontal steel bars are provided with a plurality of steel bars, the plurality of vertical steel bars and the plurality of horizontal steel bars are connected to form a vertical plane layer of a space grid structure including a plurality of rectangular grids, and then the grouting sleeve is sleeved on the top of the vertical steel bars.
As a preferable scheme of the invention, the pier body further comprises four bending-resistant steel bars and hidden column stirrups, the four bending-resistant steel bars are respectively arranged at four corners of the vertical plane layer and are vertically arranged, the top of each bending-resistant steel bar is sleeved with the grouting sleeve, the two vertical steel bars and the two bending-resistant steel bars are respectively connected to four corners of each hidden column stirrup, the number of the hidden column stirrups is multiple, and the multiple hidden column stirrups are respectively arranged between two adjacent vertical steel bars at intervals along the length direction of the vertical steel bars.
As a preferred embodiment of the present invention, in step S1.3, the connecting support and the adjusting support are manufactured by the following steps:
the connecting support comprises a top plate, a first enclosing plate and a first anchoring steel bar, the first enclosing plate is arranged on the edge of the bottom surface of the top plate in a surrounding mode, then the first end of the first anchoring steel bar is connected to the top surface of the top plate, and the second end of the first anchoring steel bar is connected to the prefabricated upper pier body in a extending mode; wherein, the first enclosing plate is of an H-shaped structure.
As a preferred embodiment of the present invention, in step S1.3, the adjusting support is manufactured by the following steps: the adjusting support comprises a bottom plate and a second enclosing plate, and the second enclosing plate is connected to the top surface of the bottom plate; wherein, the second enclosing plate is of an H-shaped structure.
As a preferred embodiment of the present invention, in step S1.3, the mounting steps of the connection clip are as follows:
the clamping piece is equipped with a plurality ofly and is the interval arrangement, the clamping piece includes two splint, connecting screw pass a splint first bounding wall and another splint are connected with the nut, adjusting screw pass a splint the second bounding wall is connected with another splint and nut, first bounding wall with the second bounding wall presss from both sides respectively and establishes connecting splint's upper portion and lower part.
As a preferred aspect of the present invention, in step S1.2, the damper member is produced by the steps of:
the damper component comprises a damper body, a damper connecting plate and second anchoring steel bars, the upper end and the lower end of the damper body are connected with the vertical adjusting component and the upper end of the damper connecting plate respectively, and then the lower end of the damper connecting plate is connected with the first ends of the second anchoring steel bars, so that the second ends of the second anchoring steel bars extend to the prefabricated lower support pier component.
As a preferable scheme of the present invention, in step S3.1, the prefabricated frame bottom beams are hoisted to the ground and both ends of the prefabricated frame bottom beams are fixed between the bottom ends of two adjacent pillars, and in step S3.3, the prefabricated frame top beams are hoisted to a preset position and both ends of the prefabricated frame top beams are fixed between the top ends of the same two adjacent pillars.
Compared with the prior art, the processing and mounting method of the buttress connecting node with the energy dissipation adjusting function has the beneficial effects that:
according to the invention, the prefabricated components in a factory are hoisted to the site for installation and pouring, so that the construction period is greatly shortened, the construction efficiency is high, the position of the prefabricated upper pier component is adjusted by adjusting the vertical adjusting component, the height of the adjustable energy dissipation prefabricated wall column can be adjusted according to the height of the installation position, the adjustable energy dissipation prefabricated wall column is convenient to install, the requirement on the machining precision of the adjustable energy dissipation prefabricated wall column is low, the phenomenon that the height of the adjustable energy dissipation prefabricated wall column is too low or too high is effectively avoided, the adjustable energy dissipation prefabricated wall column is also suitable for connection of various dampers, the application range is wide, and the practicability is strong; the vibration energy of the buttress component can be effectively consumed through the arrangement of the damper, so that the vibration transmitted to the mounting surface of the prefabricated lower buttress component is well attenuated, and the energy dissipation and vibration reduction effects are good; the adjusting screws can be incompletely screwed through the arrangement of the temporary fixing angle steel, so that the adjusting support can be conveniently adjusted by subsequently screwing the adjusting screws, the service life of the adjusting screws is prolonged, and meanwhile, the vertical adjusting components can be ensured not to be loose, so that the prefabricated upper buttress component and the prefabricated lower buttress component cannot shift in the hoisting process and always keep parallel, the damper can be ensured to achieve the expected energy consumption effect, the mounting efficiency of the damper is improved, and the hoisting is convenient; in addition, the damper is connected with the buttress in a separating mode, the damper is effectively prevented from being stressed in advance in the transportation and installation processes, and the vibration reduction effect of the damper is guaranteed.
Drawings
FIG. 1 is a schematic block diagram of step S3.1;
FIG. 2 is a schematic block diagram of step S3.2;
FIG. 3 is a schematic block diagram of step S3.3;
FIG. 4 is a schematic diagram of the structure of step S3.4;
FIG. 5 is a schematic view of the installation of the temporary fixing angle iron;
FIG. 6 is a schematic view of the assembly of the damper member with the vertical adjustment member;
FIG. 7 is a schematic view of the structure of the adjustment support;
FIG. 8 is a schematic view of the construction of a prefabricated frame top beam;
FIG. 9 is a schematic view of the assembly of the prefabricated upper pier elements with the prefabricated frame top beam;
FIG. 10 is a schematic structural view of a prefabricated upper pier element;
FIG. 11 is a schematic view of the assembly of the prefabricated lower pier components with the prefabricated frame bottom beams;
Detailed Description
The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.
In the description of the present invention, it should be understood that the terms "central", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., used herein are used in the orientation or positional relationship indicated in the drawings, which are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
As shown in fig. 1 to 7, the present invention provides a preferred embodiment of a method for manufacturing and installing a pier connection node with energy dissipation adjustment function, which comprises the following steps:
s1, manufacturing the energy dissipation prefabricated wall column 1 in a factory, wherein the energy dissipation prefabricated wall column 1 comprises a prefabricated upper pier component 11, a prefabricated lower pier component 12, a damper component 13 and a vertical adjusting component 14, and the concrete processing steps are as follows:
s1.1, prefabricating the prefabricated upper pier component 11 and the prefabricated lower pier component 12: the prefabricated upper buttress member 11 and the prefabricated lower buttress member 12 have the same structure, each of the prefabricated upper buttress member and the prefabricated lower buttress member 12 comprises a buttress body 111 and a grouting sleeve 112, the buttress body 111 is formed by binding vertical steel bars 1111, horizontal steel bars 1112, bending resistant steel bars 1113 and stud stirrups 1114 according to design drawings, a plurality of grouting sleeves 112 are arranged, the grouting sleeves 112 are pre-embedded on the buttress body 111 to complete the manufacture of the prefabricated upper buttress member 11 and the prefabricated lower buttress member 12, wherein the grouting sleeve 112 of the prefabricated upper buttress member 11 is arranged at the upper end of the prefabricated upper buttress member 11, and the grouting sleeves of the prefabricated lower buttress member 12 are respectively arranged at the lower end of the prefabricated lower buttress member 12;
s1.2, manufacturing the damper component 13: the damper component 13 comprises a damper body 131, a damper connecting plate 132 and a second anchoring steel bar 133, and the damper body 131, the damper connecting plate 132 and the second anchoring steel bar 133 are assembled and fixed according to a design drawing to complete the manufacture of the damper component 13;
s1.3, manufacturing the vertical adjusting component 14: the vertical adjusting component 14 comprises a connecting support 141, a connecting clip and an adjusting support 143, the vertical adjusting component 14 is assembled according to a design drawing, the upper part of the connecting clip is connected to the lower part of the connecting support 141 through a connecting screw 144, and then the upper part of the adjusting support 143 is connected to the lower part of the connecting clip through an adjusting screw 145, wherein a waist-shaped hole 1431 through which the adjusting screw 145 can pass is formed in the adjusting support 143, the waist-shaped hole 1431 is vertically arranged, and the vertical adjusting component 14 is manufactured;
s1.4, assembling the prefabricated upper buttress component 11, the prefabricated lower buttress component 12, the damper component 13 and the vertical adjusting component 14 which are manufactured in the steps S1.1 to S1.3, connecting the upper end and the lower end of the vertical adjusting component 14 with the lower end of the prefabricated upper buttress component 11 and the upper end of the damper component 13 respectively, connecting the lower end of the damper component 13 with the upper end of the prefabricated lower buttress component 12, and finally installing temporary fixing angle steel 2 between the prefabricated upper buttress component 11 and the prefabricated lower buttress component 12 to finish manufacturing and fixing of the energy dissipation prefabricated wall column 1;
s2, manufacturing the prefabricated frame top beam 3 and the prefabricated frame bottom beam 4 in a factory: the prefabricated frame top beam 3 comprises beam stirrups 31, longitudinal steel bars 32, connecting steel bars 33 and beam connecting plates 34, the prefabricated frame top beam 3 and the prefabricated frame bottom beam 4 are identical in structure, the beam stirrups 31 and the longitudinal steel bars 32 are bound according to design drawings, then the connecting steel bars 33 are embedded into a space structure formed by the beam stirrups 31 and the longitudinal steel bars 32 through the beam connecting plates 34, and the prefabricated frame top beam 3 and the prefabricated frame bottom beam 4 are manufactured, wherein the first ends of the connecting steel bars 33 of the prefabricated frame top beam 3 are embedded at the lower end of the prefabricated frame top beam 3, and the first ends of the connecting steel bars 33 of the prefabricated frame bottom beam 4 are embedded at the upper end of the prefabricated frame bottom beam 4;
s3, transporting the energy dissipation prefabricated wall columns 1, the prefabricated frame top beams 3 and the prefabricated frame bottom beams 4 manufactured in the steps S1 and S2 to a construction site and installing the energy dissipation prefabricated wall columns, the prefabricated frame top beams 3 and the prefabricated frame bottom beams;
the specific installation steps of step S3 are as follows:
s3.1, hoisting the prefabricated frame bottom beam 4 to the ground, and vertically placing and exposing the connecting steel bars 33;
s3.2, hoisting the energy dissipation prefabricated wall column 1 to a preset position, and enabling a grouting sleeve of the prefabricated lower pier component 12 to be sleeved at the second end of the connecting steel bar 33 of the prefabricated frame bottom beam 4;
s3.3, hoisting the prefabricated frame top beam 3 to a preset position, detaching the temporary fixed angle steel 2 on the prefabricated wall column, loosening the adjusting screw 145, vertically adjusting the connecting support 141 of the vertical adjusting member 14 according to the vertical construction requirement, enabling the grouting sleeve 112 of the prefabricated upper pier member 11 to be sleeved at the second end of the connecting steel bar 33 of the prefabricated frame top beam 3, and tightening the adjusting screw 145 after the prefabricated upper pier member 11 is adjusted to a proper position;
and S3.4, respectively injecting high-strength mortar into the grouting sleeve 112 of the prefabricated upper buttress component 11 and the grouting sleeve of the prefabricated lower buttress component 12, and further completing the installation of the vertical adjustable energy dissipation buttress connecting node.
According to the invention, the prefabricated components in a factory are hoisted to the site for installation and pouring, so that the construction period is greatly shortened, the construction efficiency is high, the position of the prefabricated upper pier component 11 is adjusted by adjusting the vertical adjusting component 14, the height of the adjustable energy dissipation prefabricated wall column 1 can be adjusted according to the height of the installation position, the adjustable energy dissipation prefabricated wall column 1 is convenient to install, the requirement on the machining precision of the adjustable energy dissipation prefabricated wall column 1 is low, the phenomenon that the height of the adjustable energy dissipation prefabricated wall column 1 is too low or too high is effectively avoided, the adjustable energy dissipation prefabricated wall column is also suitable for connection of various dampers, the application range is wide, and the practicability is strong; the vibration energy of the buttress component can be effectively consumed through the arrangement of the damper, so that the vibration transmitted to the mounting surface of the prefabricated lower buttress component 12 is well attenuated, and the energy dissipation and vibration reduction effects are good; the adjusting screws 145 can be incompletely screwed through the arrangement of the temporary fixing angle steels 2, so that the adjusting supports 143 can be conveniently adjusted by subsequently screwing the adjusting screws 145, the service life of the adjusting screws 145 is prolonged, and meanwhile, the vertical adjusting members 14 can be ensured not to be loose, so that the prefabricated upper pier members 11 and the prefabricated lower pier members 12 cannot shift in the hoisting process and always keep parallel, the damper can be ensured to achieve the expected energy consumption effect, the mounting efficiency of the damper is accelerated, and the hoisting is convenient; in addition, the damper is connected with the buttress in a separating mode, the damper is effectively prevented from being stressed in advance in the transportation and installation processes, and the vibration reduction effect of the damper is guaranteed.
Exemplarily, as shown in fig. 1 to 4, in step S3.1, the prefabricated frame bottom beam 4 is hoisted to the ground and both ends of the prefabricated frame bottom beam 4 are fixed between the bottom ends of two adjacent pillars a, and in step S3.3, the prefabricated frame top beam 3 is hoisted to a preset position and both ends of the prefabricated frame top beam 3 are fixed between the top ends of the same two adjacent pillars a; from this, fix prefabricated frame floorbar 4 earlier, install energy dissipation prefabricated wall post 1 again to and fix prefabricated frame back timber 3 earlier, adjust the height of energy dissipation prefabricated wall post 1 again, can prevent effectively that the component from shifting, improve the efficiency of construction.
Illustratively, as shown in fig. 6 and 7, in step S1.3, the connecting support 141 and the adjusting support 143 are manufactured by the following steps: the connecting support 141 comprises a top plate 1411, a first enclosing plate 1412 and a first anchoring steel bar 1413, wherein the first enclosing plate 1412 is firstly arranged at the edge of the bottom surface of the top plate 1411, then the first end of the first anchoring steel bar 1413 is connected to the top surface of the top plate 1411, the second end of the first anchoring steel bar 1413 is connected to the prefabricated upper pier body 111, the adjusting support 143 comprises a bottom plate 1432 and a second enclosing plate 1433, and the second enclosing plate 1433 is connected to the top surface of the bottom plate 1432; wherein the first cover plate 1412 and the second cover plate 1433 are both H-shaped structures; by the design, the first enclosing plate 1412 and the second enclosing plate 1433 can be stably fixed on the top plate 1411 and the bottom plate 1432, the side turning is not easy, the structure is stable, the bearing weight is large, the connecting strength of the first enclosing plate 1412 and the second enclosing plate 1433 and the connecting clamping piece is increased through the arrangement of the connecting clamping pieces, the stress concentration is reduced, the structure is stable, and the energy dissipation effect of the damper is guaranteed.
For example, as shown in fig. 6, in step S1.3, the mounting steps of the connection clip are as follows: the connecting clips are arranged at intervals, each connecting clip comprises two clamping plates 1421, the connecting screw 144 penetrates through one clamping plate, the first enclosing plate 1412 and the other clamping plate to be connected with a nut, the adjusting screw 145 penetrates through one clamping plate, the second enclosing plate 1433 and the other clamping plate to be connected with the nut, and the first enclosing plate 1412 and the second enclosing plate 1433 are respectively clamped at the upper part and the lower part of the connecting clamping plate 1421.
Illustratively, as shown in fig. 6, in step S1.2, the damper member 13 is fabricated by the steps of: the damper member 13 includes a damper body 131, a damper connecting plate 132 and second anchor bars 133, the upper and lower ends of the damper body 131 are connected to the vertical adjustment member 14 and the upper end of the damper connecting plate 132, respectively, and the lower end of the damper connecting plate 132 is connected to the first end of the second anchor bars 133, so that the second ends of the second anchor bars 133 extend to the prefabricated lower pier member 12; during installation, the second anchoring steel bar 133 is inserted into the prefabricated lower buttress member 12, and then is fixed by concrete pouring, so that the damper member 13 can be stably fixed on the prefabricated lower buttress member 12, and the connection is stable.
As shown in fig. 8 and 9, in step S2, the prefabricated frame top beam 3 is prepared as follows: the prefabricated frame top beam 3 comprises a plurality of beam stirrups 31, longitudinal steel bars 32, connecting steel bars 33 and beam connecting plates 34, the beam stirrups 31, the longitudinal steel bars 32 and the connecting steel bars 33 are all provided, the beam stirrups 31 are arranged at intervals along the longitudinal direction, the longitudinal steel bars 32 are respectively arranged at the four corners of the beam stirrups 31, the beam connecting plates 34 are connected with the longitudinal steel bars 32, the connecting steel bars 33 are connected to the beam connecting plates 34 and positioned at the connecting positions of the prefabricated frame top beam 3 and the prefabricated upper pier components 11, the first ends of the connecting steel bars 33 are embedded in the space structures formed by the beam stirrups 31 and the longitudinal steel bars 32, and the second ends of the connecting steel bars 33 are inserted in the prefabricated upper pier components 11; thus, the connection stability of the prefabricated frame top beam 3 and the prefabricated upper pier element 11 is ensured.
For example, as shown in fig. 9 to 11, the pier body 111 includes vertical steel bars 1111 and horizontal steel bars 1112, each of the vertical steel bars 1111 and the horizontal steel bars 1112 is provided with a plurality of vertical steel bars 1111 and a plurality of horizontal steel bars 1112, the vertical steel bars 1111 and the horizontal steel bars 1112 are connected to form a vertical plane layer of a space grid structure including a plurality of rectangular grids, and the grouting sleeve 112 is sleeved on the top of the vertical steel bars 1111; the pier body 111 further comprises bending-resistant steel bars 1113 and hidden column stirrups 1114, wherein four bending-resistant steel bars 1113 are arranged at four corners of the vertical plane layer and are vertically arranged, the top of each bending-resistant steel bar 1113 is sleeved with the grouting sleeve 112, the two vertical steel bars 1111 and the two bending-resistant steel bars 1113 are connected to four corners of the hidden column stirrups 1114 respectively, the number of the hidden column stirrups 1114 is multiple, and the multiple hidden column stirrups 1114 are arranged between every two adjacent vertical steel bars 1111 along the length direction of the vertical steel bars 1111 at intervals; therefore, the bending strength of the buttress is increased by arranging the bending-resistant steel bars 1113; through the arrangement of the hidden column stirrups 1114, concrete can be better restrained, and the earthquake-resistant ductility is improved; and through the setting of grout sleeve 112, when making connecting reinforcement 33 and vertical reinforcement 1111 and bending-resistant reinforcement 1113 connect the fastening, guarantee the pulling force that regulation formula energy dissipation prefabricated wall post 1 bore, and the dependable performance, extensive applicability, the simple installation.
In the description of the present invention, it is to be understood that the terms "mounted," "connected," and "connected" are used broadly and are defined as, for example, either fixedly connected, detachably connected, or integrally connected, unless otherwise explicitly stated or limited; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
The above description is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and substitutions can be made without departing from the technical principle of the present invention, and these modifications and substitutions should also be regarded as the protection scope of the present invention.
Claims (10)
1. A processing and installing method of a buttress connecting node with an energy dissipation adjusting function is characterized by comprising the following steps:
s1, manufacturing an energy dissipation prefabricated wall column in a factory, wherein the energy dissipation prefabricated wall column comprises a prefabricated upper pier component, a prefabricated lower pier component, a damper component and a vertical adjusting component, and the concrete processing steps are as follows:
s1.1, prefabricating the prefabricated upper pier component and the prefabricated lower pier component;
s1.2, manufacturing the damper component;
s1.3, manufacturing the vertical adjusting component: the vertical adjusting component comprises a connecting support, a connecting clamping piece and an adjusting support, the vertical adjusting component is assembled according to a design drawing, the upper part of the connecting clamping piece is connected to the lower part of the connecting support through a connecting screw, and then the upper part of the adjusting support is connected to the lower part of the connecting clamping piece through an adjusting screw, wherein a waist-shaped hole through which the adjusting screw can pass is formed in the adjusting support, the waist-shaped hole is vertically arranged, and the vertical adjusting component is manufactured;
s1.4, assembling the prefabricated upper buttress component, the prefabricated lower buttress component, the damper component and the vertical adjusting component which are manufactured in the steps S1.1 to S1.3, connecting the upper end and the lower end of the vertical adjusting component with the lower end of the prefabricated upper buttress component and the upper end of the damper component respectively, connecting the lower end of the damper component with the upper end of the prefabricated lower buttress component, and finally installing temporary fixing angle steel between the prefabricated upper buttress component and the prefabricated lower buttress component to finish the manufacturing and fixing of the energy dissipation prefabricated wall column;
s2, manufacturing a prefabricated frame top beam and a prefabricated frame bottom beam in a factory;
s3, transporting the energy dissipation prefabricated wall columns, the prefabricated frame top beams and the prefabricated frame bottom beams manufactured in the steps S1 and S2 to a construction site and installing the prefabricated wall columns, the prefabricated frame top beams and the prefabricated frame bottom beams;
the specific installation steps of step S3 are as follows:
s3.1, hoisting the precast frame bottom beam to the ground;
s3.2, hoisting the energy dissipation prefabricated wall column to a preset position, and connecting the prefabricated lower pier component with the prefabricated frame bottom beam;
s3.3, hoisting the prefabricated frame top beam to a preset position, dismantling temporary fixed angle steel on the prefabricated wall column, loosening the adjusting screw, vertically adjusting a connecting support of the vertical adjusting component according to vertical construction requirements to connect the prefabricated upper pier component with the prefabricated frame top beam, and tightening the adjusting screw after the prefabricated upper pier component is adjusted to a proper position;
and S3.4, injecting high-strength mortar into the joints of the prefabricated frame top beam and the prefabricated upper pier component and the joints of the prefabricated frame bottom beam and the prefabricated lower pier component respectively, and further completing the installation of the vertical adjustable energy dissipation buttress connecting joint.
2. The method for manufacturing and installing a buttress connection node with an energy dissipation adjustment function according to claim 1, wherein in step S1.1, the buttress body is formed by binding vertical steel bars, horizontal steel bars, bending steel bars and hidden column stirrups according to design drawings, the structure of the prefabricated upper buttress member is the same as that of the prefabricated lower buttress member, the prefabricated upper buttress member and the prefabricated lower buttress member respectively comprise a plurality of buttress bodies and grouting sleeves, and the grouting sleeves are embedded in the buttress body to complete the manufacturing of the prefabricated upper buttress member and the prefabricated lower buttress member; the grouting sleeve of the prefabricated upper buttress component is arranged at the upper end of the buttress body of the prefabricated upper buttress component, and the grouting sleeve of the prefabricated lower buttress component is arranged at the lower end of the buttress body of the prefabricated lower buttress component.
3. The method for manufacturing and installing the pier connection node with the energy dissipation and adjustment function as claimed in claim 2, wherein in step S2, the prefabricated frame top beam and the prefabricated frame bottom beam are manufactured by the following steps:
the prefabricated frame top beam and the prefabricated frame bottom beam both comprise beam stirrups, longitudinal steel bars, connecting steel bars and beam connecting plates, the beam stirrups, the longitudinal steel bars and the connecting steel bars are all provided with a plurality of steel bars, the beam stirrups are arranged at intervals along the longitudinal direction, the longitudinal steel bars are respectively arranged at the four corners of the beam stirrups, the beam connecting plate is connected with the longitudinal steel bars, the connecting steel bars are connected on the beam connecting plate and positioned at the connecting part of the prefabricated frame top beam and the prefabricated upper pier component or the connecting part of the prefabricated frame bottom beam and the prefabricated lower pier component, so that the first ends of the connecting steel bars are embedded in a space structure formed by the beam stirrups and the longitudinal steel bars, and the second end of the connecting steel bar is inserted into the prefabricated upper pier component or the prefabricated lower pier component.
4. The method for manufacturing and installing a pier connection node having an energy dissipation adjustment function as claimed in claim 3, wherein the pier body comprises vertical steel bars and horizontal steel bars, a plurality of vertical steel bars and a plurality of horizontal steel bars are provided, the vertical steel bars and the horizontal steel bars are connected to form a vertical plane layer of a space grid structure comprising a plurality of rectangular grids, and then the grouting sleeve is sleeved on the tops of the vertical steel bars.
5. The method for manufacturing and installing a buttress joint with an energy dissipation adjustment function according to claim 4, wherein the buttress body further includes four bending-resistant reinforcements and a plurality of blind-column stirrups, the four bending-resistant reinforcements are respectively disposed at four corners of the vertical plane layer and are vertically arranged, the grouting sleeve is sleeved on the top of the bending-resistant reinforcements, the two vertical reinforcements and the two bending-resistant reinforcements are respectively connected to four corners of the blind-column stirrups, the plurality of blind-column stirrups are respectively disposed between two adjacent vertical reinforcements at intervals along the length direction of the vertical reinforcements.
6. A method for manufacturing and installing a pier connection node with energy dissipation and adjustment functions as claimed in claim 1, wherein in step S1.3, the connecting support and the adjusting support are manufactured by the following steps:
the connecting support comprises a top plate, a first enclosing plate and a first anchoring steel bar, the first enclosing plate is arranged on the edge of the bottom surface of the top plate in a surrounding mode, then the first end of the first anchoring steel bar is connected to the top surface of the top plate, and the second end of the first anchoring steel bar is connected to the prefabricated upper pier body in a extending mode; wherein, the first enclosing plate is of an H-shaped structure.
7. A method for manufacturing and installing a pier connection node with energy dissipation and adjustment functions as claimed in claim 6, wherein in step S1.3, the adjusting support is manufactured by the following steps: the adjusting support comprises a bottom plate and a second enclosing plate, and the second enclosing plate is connected to the top surface of the bottom plate; wherein, the second enclosing plate is of an H-shaped structure.
8. A method of installing and manufacturing a pier connection node with energy dissipation adjustment function as claimed in claim 7, wherein in step S1.3, the connection clip is installed by the following steps:
the clamping piece is equipped with a plurality ofly and is the interval arrangement, the clamping piece includes two splint, connecting screw pass a splint first bounding wall and another splint are connected with the nut, adjusting screw pass a splint the second bounding wall is connected with another splint and nut, first bounding wall with the second bounding wall presss from both sides respectively and establishes connecting splint's upper portion and lower part.
9. A method of installing and manufacturing a pier connection node with energy dissipation and adjustment functions as claimed in claim 1, wherein in step S1.2, the damper element is manufactured by the steps of:
the damper component comprises a damper body, a damper connecting plate and second anchoring steel bars, the upper end and the lower end of the damper body are connected with the vertical adjusting component and the upper end of the damper connecting plate respectively, and then the lower end of the damper connecting plate is connected with the first ends of the second anchoring steel bars, so that the second ends of the second anchoring steel bars extend to the prefabricated lower support pier component.
10. The method for manufacturing and installing a pier connection node with an energy dissipation adjustment function as claimed in claim 1, wherein in step S3.1, the prefabricated frame bottom beams are hoisted to the ground and both ends of the prefabricated frame bottom beams are fixed between the bottom ends of two adjacent pillars, and in step S3.3, the prefabricated frame top beams are hoisted to a preset position and both ends of the prefabricated frame top beams are fixed between the top ends of the same two adjacent pillars.
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| CN202110822196.2A CN113503038A (en) | 2021-07-20 | 2021-07-20 | Processing and mounting method of buttress connecting joint with energy dissipation adjusting function |
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| CN202110822196.2A CN113503038A (en) | 2021-07-20 | 2021-07-20 | Processing and mounting method of buttress connecting joint with energy dissipation adjusting function |
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