CN114658126B - Construction method of wall body and damper connection structure - Google Patents
Construction method of wall body and damper connection structure Download PDFInfo
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- CN114658126B CN114658126B CN202210387305.7A CN202210387305A CN114658126B CN 114658126 B CN114658126 B CN 114658126B CN 202210387305 A CN202210387305 A CN 202210387305A CN 114658126 B CN114658126 B CN 114658126B
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- cantilever wall
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- 238000010276 construction Methods 0.000 title claims abstract description 50
- 230000002787 reinforcement Effects 0.000 claims abstract description 111
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 26
- 239000010959 steel Substances 0.000 claims abstract description 26
- 241000935974 Paralichthys dentatus Species 0.000 claims description 19
- 238000000034 method Methods 0.000 claims description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 238000000465 moulding Methods 0.000 claims description 2
- 238000005498 polishing Methods 0.000 claims description 2
- 238000009434 installation Methods 0.000 abstract description 19
- 230000035939 shock Effects 0.000 abstract description 5
- 238000010521 absorption reaction Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 9
- 229910001294 Reinforcing steel Inorganic materials 0.000 description 7
- 238000009415 formwork Methods 0.000 description 4
- 238000005266 casting Methods 0.000 description 3
- 210000000078 claw Anatomy 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000021715 photosynthesis, light harvesting Effects 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 210000002435 tendon Anatomy 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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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
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/38—Connections for building structures in general
- E04B1/41—Connecting devices specially adapted for embedding in concrete or masonry
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/56—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members
- E04B2/562—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members with fillings between the load-bearing elongated members
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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
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/56—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members
- E04B2/64—Load-bearing walls of framework or pillarwork; Walls incorporating load-bearing elongated members with elongated members of concrete
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04H—BUILDINGS OR LIKE STRUCTURES FOR PARTICULAR PURPOSES; SWIMMING OR SPLASH BATHS OR POOLS; MASTS; FENCING; TENTS OR CANOPIES, IN GENERAL
- E04H9/00—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate
- E04H9/02—Buildings, groups of buildings or shelters adapted to withstand or provide protection against abnormal external influences, e.g. war-like action, earthquake or extreme climate withstanding earthquake or sinking of ground
- E04H9/021—Bearing, supporting or connecting constructions specially adapted for such buildings
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Environmental & Geological Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
- Working Measures On Existing Buildindgs (AREA)
Abstract
The invention relates to the technical field of shock absorption construction, in particular to a construction method of a wall body and damper connection structure, which comprises the following steps: step 1, prefabricating an upper embedded part, a lower embedded part, an upper cantilever wall reinforcement cage and a lower cantilever wall reinforcement cage; step 2, installing an upper embedded part on the upper cantilever wall reinforcement cage, and installing a lower embedded part on the lower cantilever wall reinforcement cage; step 3, erecting a first support frame, installing a lower cantilever wall reinforcement cage, and adjusting and fixing the lower cantilever wall reinforcement cage through the first support frame; step 4, constructing an upper floor; step 5, installing a cantilever wall template on the part; step 6, installing upper cantilever wall steel bars, and then installing the rest upper cantilever wall templates; step 7, concrete pouring is conducted on the upper cantilever wall; and 8, installing a damper on the lower embedded part, and fixing the damper with the upper embedded part. The construction method of the connection structure of the wall body and the damper saves construction time, improves the installation precision of the damper and avoids deviation after the damper is installed.
Description
Technical Field
The invention relates to the technical field of shock absorption construction, in particular to a construction method of a wall body and damper connecting structure.
Background
The current energy dissipation and shock absorption technology is widely applied to the areas with higher requirements on super high-rise and shock resistance. The energy dissipation and shock absorption technology is characterized in that a damper is arranged at a specific part of the structure, and the damper is used for dissipating or absorbing a large amount of energy of the earthquake input structure, so that earthquake reaction and damage of the main structure are effectively reduced. However, when the damper is arranged in the wall structure, compared with the traditional structure, the construction process is more, the time is long, the construction precision requirement is high, and the problems that the damper is deviated after being installed due to factors such as concrete vibration and embedded part installation in the construction site are considered.
Disclosure of Invention
The invention aims to provide a construction method of a wall body and damper connecting structure, which is used for saving construction time, improving the mounting precision of a damper and avoiding deviation after the damper is mounted.
In order to achieve the above object, the following technical scheme is provided:
the construction method of the wall body and damper connecting structure is characterized by comprising the following steps of:
step 1, prefabricating an upper embedded part, a lower embedded part, an upper cantilever wall reinforcement cage and a lower cantilever wall reinforcement cage;
step 2, installing the upper embedded part on the upper cantilever wall reinforcement cage, and installing the lower embedded part on the lower cantilever wall reinforcement cage;
step 3, erecting a first support frame on the lower floor slab, installing the lower cantilever wall reinforcement cage, and adjusting and fixing the lower cantilever wall reinforcement cage through the first support frame;
step 4, constructing the upper floor;
step 5, installing part of upper cantilever wall templates on the upper floor slab;
step 6, installing the upper cantilever wall reinforcement cage in the upper cantilever wall template, and installing the rest upper cantilever wall templates on the upper floor slab;
step 7, pouring concrete into the upper cantilever wall template to construct and form an upper cantilever wall;
and 8, installing a damper on the lower embedded part, wherein the upper surface of the damper is fixed with the upper embedded part.
Further, the upper embedded part and the lower embedded part in the step 1 respectively comprise an embedded plate and a plurality of fluke ribs, the fluke ribs are arranged on the embedded plate at intervals, a gap is reserved between the fluke ribs of the upper embedded part and the reinforcing steel bars of the upper cantilever wall reinforcing steel bar cage during construction, and a gap is reserved between the fluke ribs of the lower embedded part and the reinforcing steel bars of the lower cantilever wall reinforcing steel bar cage.
Further, in the step 3, a first support frame is erected on the lower floor slab, the lower cantilever wall reinforcement cage is installed, and the concrete steps of adjusting and fixing the lower cantilever wall reinforcement cage through the first support frame are as follows:
step 3.1, erecting the first support frame on the steel bars of the lower floor slab;
step 3.2, lifting the lower cantilever wall reinforcement cage to the position above the lower floor slab;
step 3.3, adjusting and fixing the lower cantilever wall reinforcement cage through the first support frame;
step 3.4, binding the lower cantilever wall reinforcement cage with the reinforcement in the lower floor slab;
and 3.5, pouring and forming the concrete of the lower floor slab.
Further, the method further comprises the step 9:
and erecting a lower cantilever wall template on the lower floor slab, and pouring concrete into the lower cantilever wall template to construct and form a lower cantilever wall.
Further, the first support frame in step 3 includes two supports that are located respectively the cantilever wall both sides down and connect in two support between the support, the support install in on the lower floor, the bracing piece passes the below of the top reinforcing bar of cantilever wall steel reinforcement cage down for adjust the position of cantilever wall steel reinforcement cage down.
Further, a beam bottom reserved hole is reserved on the upper floor slab in the step 4.
Further, the steps between the step 4 and the step 5 also comprise the following steps:
m.1, positioning lines are respectively arranged on the upper floor slab and the lower floor slab;
and M.2, erecting a second support frame for positioning the upper cantilever wall template on the lower floor slab.
Further, a formwork reinforcing structure is arranged on the outer surface of the upper cantilever wall formwork in the step 5.
Further, step 8 is preceded by step L:
and polishing the upper embedded part.
Further, a supporting piece is arranged between the lower embedded piece and the lower cantilever wall reinforcement cage in the step 8.
The beneficial effects of the invention are as follows:
according to the construction method of the wall body and damper connection structure, the upper cantilever wall reinforcement cage and the lower cantilever wall reinforcement cage are prefabricated, and the reinforcement cages do not need to be bound on site, so that the construction time is saved; the upper embedded part and the lower embedded part are respectively arranged on the upper cantilever wall reinforcement cage and the lower cantilever wall reinforcement cage so as to ensure that the damper is firmly fixed with the upper cantilever wall and the lower cantilever wall in the follow-up process; the first support frame is erected on the lower floor slab, so that the position of the lower cantilever wall reinforcement cage on the lower floor slab can be conveniently adjusted, the lower cantilever wall reinforcement cage can be fixed, and further, the lower cantilever wall reinforcement cage and a lower embedded part on the lower cantilever wall reinforcement cage are prevented from being deviated in the concrete construction process of the lower floor slab so as not to influence the installation precision of the later-stage damper; through installing the cantilever wall template on the part earlier, wait to adjust and install the cantilever wall reinforcement cage on the back of installing remaining cantilever wall template again to adjust the position of cantilever wall reinforcement cage in the work progress, promote the installation accuracy between follow-up attenuator and the last built-in fitting. According to the construction method of the connection structure of the wall body and the damper, disclosed by the invention, the construction time and the construction precision are taken into consideration, the installation precision of the damper between the upper cantilever wall and the lower cantilever wall is improved, and the deviation of the damper after the installation is avoided as much as possible.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following description will briefly explain the drawings needed in the description of the embodiments of the present invention, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to the contents of the embodiments of the present invention and these drawings without inventive effort for those skilled in the art.
FIG. 1 is a schematic structural diagram of a connection structure between a wall and a damper according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a pre-buried plate and fluke ribs according to an embodiment of the present invention;
fig. 3 is a schematic diagram of a structure in which an upper embedded part is mounted on an upper cantilever wall reinforcement cage according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of an embedded plate and a fluke rib provided by an embodiment of the present invention;
fig. 5 is a schematic diagram II of a structure in which an upper embedded part is mounted on an upper cantilever wall reinforcement cage according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a lower cantilever wall reinforcement cage according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a first support frame in the construction according to an embodiment of the present invention;
fig. 8 is a schematic structural diagram II of a first supporting frame in the construction according to the embodiment of the present invention;
fig. 9 is a schematic structural diagram of a second support frame during construction according to an embodiment of the present invention;
fig. 10 is a schematic structural diagram of an upper cantilever wall during construction according to an embodiment of the present invention.
In the figure:
100-upper floor; 200-lower floor slab; 201-a fixing piece; 300-lacing wire;
11-upper embedded parts; 12-a lower embedded part; 101-embedding a plate; 102-fluke tendons;
2-upper cantilever wall reinforcement cage; 21-a first wall longitudinal rib; 22-first wall stirrups; 23-a first dark column longitudinal rib; 24-a first dark column stirrup;
3-lower cantilever wall reinforcement cage; 31-second wall longitudinal ribs; 32-second wall stirrups; 33-second dark column longitudinal ribs; 34-second dark column stirrups; 35-top rebar;
4-a first support frame; 41-a bracket; 411-vertical rod; 412-a connecting rod; 42-supporting rods;
5-upper cantilever wall; 51-upper cantilever wall form; 511-form reinforcement;
6-a damper; 61-a support;
7-a lower cantilever wall; 71-lower cantilever wall templates;
8, reserving a hole at the bottom of the beam;
9-a second supporting frame.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the technical solution of the present invention will be further described by the following detailed description with reference to the accompanying drawings.
In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or those conventionally put in use, are merely for convenience of describing the present invention, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only, or to distinguish between different structures or components, and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixed or removable, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
The technical scheme of the invention is further described below by the specific embodiments with reference to the accompanying drawings.
As shown in fig. 1 to 3, the embodiment of the present invention provides a construction method of a wall and damper connection structure, the wall and damper connection structure being disposed between an upper floor 100 and a lower floor 200, the construction method of the wall and damper connection structure comprising the steps of:
step 1, prefabricating an upper embedded part 11, a lower embedded part 12, an upper cantilever wall reinforcement cage 2 and a lower cantilever wall reinforcement cage 3.
And 2, installing an upper embedded part 11 on the upper cantilever wall reinforcement cage 2, and installing a lower embedded part 12 on the lower cantilever wall reinforcement cage 3.
And 3, erecting a first support frame 4 on the lower floor slab 200, installing the lower cantilever wall reinforcement cage 3, and adjusting and fixing the lower cantilever wall reinforcement cage 3 through the first support frame 4.
And 4, constructing the upper floor 100.
Step 5, installing part of the upper cantilever wall template 51 on the upper floor slab 100.
And 6, installing upper cantilever wall steel bars 2 in the upper cantilever wall templates 51, and installing the rest upper cantilever wall templates 51 on the upper floor slab 100.
And 7, pouring concrete into the upper cantilever wall template 51 to construct and form the upper cantilever wall 5.
And 8, installing a damper 6 on the lower embedded part 12, and fixing the upper surface of the damper 6 with the upper embedded part 11.
According to the construction method of the wall body and damper connecting structure, the upper cantilever wall reinforcement cage 2 and the lower cantilever wall reinforcement cage 3 are prefabricated, the prefabricated form is adopted for processing and installation, batch production is carried out, the on-site binding reinforcement workload is greatly reduced, labor is saved, the subsequent integral installation of the upper cantilever wall reinforcement cage 2 and the lower cantilever wall reinforcement cage 3 is facilitated, the construction is convenient and quick, and the construction time is saved; the upper embedded part 11 and the lower embedded part 12 are respectively arranged on the upper cantilever wall reinforcement cage 2 and the lower cantilever wall reinforcement cage 3 so as to ensure that the damper 6 is firmly fixed with the upper cantilever wall 5 and the lower cantilever wall 7; the first support frame 4 is erected on the lower floor slab 200, so that the position of the lower cantilever wall reinforcement cage 3 on the lower floor slab 200 can be conveniently adjusted, the lower cantilever wall reinforcement cage 3 can be fixed, and further, the lower cantilever wall reinforcement cage 3 and a lower embedded part 12 on the lower cantilever wall reinforcement cage are prevented from being deviated in the concrete construction process of the lower floor slab 200, and the installation precision of the later-stage damper 6 is prevented from being influenced; through installing the part upper cantilever wall template 51 earlier, wait to adjust and install the upper cantilever wall reinforcement cage 2 after installing remaining upper cantilever wall template 51 again to adjust the position of upper cantilever wall reinforcement cage 2 in the work progress, promote the installation accuracy between follow-up attenuator 6 and the upper embedded part 11. The construction method of the wall body and damper connection structure has the advantages that construction time and construction precision are considered, the process flow is clear, the insertion operation of various kinds of work is facilitated, the influence of confusion on the construction period is avoided, meanwhile, the installation precision of the damper 6 between the upper cantilever wall 5 and the lower cantilever wall 7 is improved, and deviation of the damper 6 after installation is avoided as much as possible.
Alternatively, referring to fig. 2 to 5, the upper embedment 11 and the lower embedment 12 in step 1 each include an embedment plate 101 and a plurality of fluke ribs 102, and the plurality of fluke ribs 102 are disposed on the embedment plate 101 at intervals. During construction, a gap is reserved between the fluke ribs 102 of the upper embedded part 11 and the steel bars of the upper cantilever wall steel bar cage 2, and the embedded plate 101 of the upper embedded part 11 is positioned at the outer side of the upper cantilever wall steel bar cage 2 and is fixedly connected with the damper 6; a gap is reserved between the fluke ribs 102 of the lower embedded part 12 and the steel bars of the lower cantilever wall steel bar cage 3, and the embedded plate 101 of the lower embedded part 12 is positioned on the outer side of the lower cantilever wall steel bar cage 3 and used for fixedly installing the damper 6. The above arrangement allows the fluke 102 to be installed without colliding with the steel bars on the upper cantilever wall reinforcement cage 2 and the lower cantilever wall reinforcement cage 3.
Optionally, the anchor claw ribs 102 are welded and connected with the embedded plate 101, so that construction is facilitated, and the anchor claw ribs 102 are firmly connected with the embedded plate 101.
Alternatively, referring to fig. 5, the upper cantilever wall reinforcement cage 2 in this embodiment includes a plurality of first wall longitudinal ribs 21, a plurality of first wall stirrups 22, a plurality of first hidden column longitudinal ribs 23, and a plurality of first hidden column stirrups 24, where the first wall longitudinal ribs 21 and the first hidden column longitudinal ribs 23 extend along the height direction of the upper cantilever wall 5, the plurality of first wall longitudinal ribs 21 and the plurality of first hidden column longitudinal ribs 23 are arranged at intervals along the horizontal direction of the upper cantilever wall 5, the plurality of first hidden column longitudinal ribs 23 are located at two sides of the plurality of first wall longitudinal ribs 21 along the horizontal direction of the upper cantilever wall 5, the first wall stirrups 22 are perpendicular to the first wall longitudinal ribs 21, and the plurality of first wall stirrups 22 are arranged at intervals along the height direction of the upper cantilever wall 5 and fasten the plurality of first wall longitudinal ribs 21; the plurality of first dark column longitudinal ribs 23 and the plurality of first dark column hoops 24 are connected with the first wall longitudinal ribs 21 and the first wall hoops 22 in a binding manner, the first dark column hoops 24 are perpendicular to the first dark column longitudinal ribs 23, and the plurality of first dark column hoops 24 are distributed at intervals along the height direction of the upper cantilever wall 5 and hoops the plurality of first dark column longitudinal ribs 23. In this embodiment, the spacing distance between the plurality of fluke ribs 102 on the embedded plate 101 of the upper embedded part 11 can be adjusted according to the distribution of the reinforcing steel bars on the upper cantilever wall reinforcement cage 2, so that the reinforcing steel bars on the upper cantilever wall reinforcement cage 2 can not collide during installation, and particularly, the fluke ribs 102 and the first wall longitudinal ribs 21 can not collide.
Alternatively, referring to fig. 6, the lower cantilever wall reinforcement cage 3 in this embodiment includes a plurality of second wall longitudinal ribs 31, a plurality of second wall stirrups 32, a plurality of second hidden post longitudinal ribs 33 and a plurality of second hidden post stirrups 34, the second wall longitudinal ribs 31 and the second hidden post longitudinal ribs 33 extend along the height direction of the lower cantilever wall 7, the plurality of second wall longitudinal ribs 31 and the plurality of second hidden post longitudinal ribs 33 are arranged at intervals along the horizontal direction of the lower cantilever wall 7, the plurality of second hidden post longitudinal ribs 33 are located at two sides of the plurality of second wall longitudinal ribs 31 along the horizontal direction of the lower cantilever wall 7, the second wall stirrups 32 are perpendicular to the second wall longitudinal ribs 31, and the plurality of second wall stirrups 32 are arranged at intervals along the height direction of the lower cantilever wall 7 and fasten the plurality of second wall longitudinal ribs 31; the plurality of second dark column longitudinal ribs 33 and the plurality of second dark column hoops 34 are connected with the second wall longitudinal ribs 31 and the second wall hoops 32 in a binding manner, the second dark column hoops 34 are perpendicular to the second dark column longitudinal ribs 33, and the plurality of second dark column hoops 34 are distributed at intervals along the height direction of the lower cantilever wall 7 and hoops the plurality of second dark column longitudinal ribs 33. In this embodiment, the spacing distance between the plurality of fluke ribs 102 on the embedded plate 101 of the lower embedded part 12 can be adjusted according to the distribution of the reinforcing steel bars on the lower cantilever wall reinforcement cage 3, so that the lower cantilever wall reinforcement cage 3 cannot be collided during installation, and particularly, the fluke ribs 102 cannot be collided with the second wall longitudinal ribs 31.
Optionally, referring to fig. 3, in this embodiment, after the first wall longitudinal reinforcement 21 and the first wall stirrup 22 of the upper cantilever reinforcement cage 2 are bound, and the upper embedded part 11 is placed, the lacing wire 300 is bound, and the above-mentioned installation steps are also applicable to the lower cantilever reinforcement cage 3 and the lower embedded part 12. According to the construction method of the wall body and damper connection structure in the embodiment, on one hand, typesetting and design optimization are performed on the upper embedded part 11 and the lower embedded part 12 in advance, and on the other hand, the installation procedures between the upper cantilever reinforcement cage 2 and the upper embedded part 11 and between the lower cantilever reinforcement cage 3 and the lower embedded part 12 are adjusted, so that the upper embedded part 11 and the lower embedded part 12 are ensured to be installed on the upper cantilever reinforcement cage 2 and the lower cantilever reinforcement cage 3 respectively without being influenced, and the construction specification requirements are met.
Optionally, in the step 3, a first support frame 4 is erected on the lower floor slab 200 and the lower cantilever wall reinforcement cage 3 is installed, and the specific steps of adjusting and fixing the lower cantilever wall reinforcement cage 3 through the first support frame 4 are as follows:
step 3.1, referring to fig. 7, a first support frame 4 is erected on the steel bars of the lower floor slab 200.
Step 3.2, lifting the lower cantilever wall reinforcement cage 3 above the lower floor slab 200, and before lifting the lower cantilever reinforcement cage 3, drawing a positioning line of the lower cantilever wall 7 on a template of the lower floor slab 200, so as to ensure that the lower cantilever reinforcement cage 3 is accurately installed on the reinforcement of the lower floor slab 200 and the position of the lower cantilever wall 7 after casting construction is accurate.
And 3.3, adjusting and fixing the lower cantilever wall reinforcement cage 3 through the first support frame 4, and avoiding the influence on the installation accuracy of the later-stage damper caused by the deviation of the lower cantilever wall reinforcement cage 3 and the lower embedded part 12 on the lower cantilever wall reinforcement cage 3 in the concrete construction process of the lower floor slab 200.
And 3.4, binding the lower cantilever wall reinforcement cage 3 with the reinforcement in the lower floor slab 200.
And 3.5, performing concrete pouring molding on the lower floor slab 200, wherein the lower cantilever reinforcement cage 3 is not deviated due to concrete vibration on a construction site under the fixing action of the first support frame 4.
Alternatively, referring to fig. 7 and 8, the first supporting frame 4 in step 3 includes two brackets 41 respectively located at both sides of the lower cantilever wall 7 and a supporting bar 42 connected between the two brackets 41, and the brackets 41 are installed on the lower floor slab 200. The supporting rods 42 penetrate through the lower parts of the top steel bars 35 of the lower cantilever wall steel bar cages 3, the positions of the lower cantilever wall steel bar cages 3 are adjusted through the supporting rods 42 according to the positioning lines of the lower cantilever walls 7 drawn on the templates of the lower floor slab 200, and then the lower cantilever wall steel bar cages 3 and the steel bars in the lower floor slab 200 are bound in the step 3.4; and after the step 3.4 is finished, the lower cantilever reinforcement cage 3 is adjusted and reinforced again, so that the lower cantilever reinforcement cage 3 is prevented from deviating due to concrete vibration.
Alternatively, referring to fig. 7 and 8, the bracket 41 includes four uprights 411 and two connecting rods 412, two uprights 411 are respectively disposed on two sides of the lower cantilever wall 7, the bottoms of the uprights 411 are connected to a fixing member 201 embedded on the lower floor 200, and the fixing member 201 can be a waste reinforcement bar of a construction site, so that the uprights 411 are prevented from being inserted into the lower floor 200. The two vertical rods 411 positioned on the same side of the lower cantilever wall 7 are fixedly connected through the connecting rods 412, the two supporting rods 42 are arranged at intervals along the length direction of the connecting rods 412, and two ends of each supporting rod 42 are respectively connected with the two connecting rods 412 and the two vertical rods 411. The first stable and detachable support frame 4 is formed by the upright rod 411, the connecting rod 412 and the support rod 42, so that the first stable and detachable support frame is convenient to be quickly detached and installed on a construction site, and the upright rod 411, the connecting rod 412 and the support rod 42 can be connected by using fasteners by using steel pipes.
Alternatively, the construction of the upper floor slab 100 in step 4 is performed after the concrete casting of the lower floor slab 200 in step 3.5.
Optionally, referring to fig. 9, a beam bottom reserved hole 8 is reserved on the upper floor 100 in step 4, so that the later lifting installation of the cantilever wall reinforcement cage 2 is facilitated.
Optionally, the following steps are further included between the step 4 and the step 5:
and M.1, respectively arranging positioning lines of the upper cantilever wall 5 on the upper floor slab 100 and the lower floor slab 200, and ensuring that the subsequent accurate installation of the upper cantilever reinforcement cage 2 and the position of the upper cantilever wall 5 with the casting construction are accurate.
In step m.2, referring to fig. 9, a second supporting frame 9 for positioning the upper cantilever wall template 51 is erected on the lower floor slab 200, so as to ensure that the bottom elevation of the upper cantilever wall 5 meets the requirement.
Optionally, referring to fig. 10, a form reinforcing structure 511 is provided on an outer surface of the upper cantilever wall form 51 in step 5 to reinforce the upper cantilever wall 5. After the upper cantilever wall reinforcement cage 2 is placed in the upper cantilever wall template 51, the upper cantilever wall 5 is reinforced, and after the reinforcement is finished, whether the upper cantilever wall 5 is vertically flat or not and whether deviation occurs in positioning or not is also required to be checked.
Optionally, step 8 is preceded by step L:
the upper embedded part 11 is polished, so that the surface of the embedded plate 101 of the upper embedded part 11 is smooth and flat, and the damper 6 can be installed later.
Optionally, a supporting piece 61 is arranged between the lower embedded piece 12 and the lower cantilever wall reinforcement cage 3 in the step 8, the supporting piece 61 can be a square or a reinforced bar, when the damper 6 is installed between the lower embedded piece 12 and the upper embedded piece 11, the axis, the elevation and the levelness of the lower embedded piece 12 are adjusted by utilizing an adjusting gap between the lower embedded piece 12 and the lower cantilever reinforcement cage 3, and the supporting piece 61 is placed in the adjusting gap, so that the upper surface of the damper 6 is tightly contacted with the upper embedded piece 11.
Alternatively, the upper surface of the damper 6 is firmly welded with the embedded plate 101 of the upper embedded part 11, and the lower surface of the damper 6 is firmly welded with the embedded plate 101 of the lower embedded part 12.
Optionally, step 9:
referring to fig. 1, a lower cantilever wall formwork 71 is supported on a lower floor slab 200, concrete is poured into the lower cantilever wall formwork 71 to construct a lower cantilever wall 7, and a vibrating rod is prevented from touching a lower embedded part 12 in the pouring process.
Note that the above is only a preferred embodiment of the present invention and the technical principle applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, while the invention has been described in connection with the above embodiments, the invention is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the invention, which is set forth in the following claims.
Claims (5)
1. The construction method of the wall body and damper connecting structure is characterized by comprising the following steps of:
step 1, prefabricating an upper embedded part (11), a lower embedded part (12), an upper cantilever wall reinforcement cage (2) and a lower cantilever wall reinforcement cage (3);
step 2, installing the upper embedded part (11) on the upper cantilever wall reinforcement cage (2), and installing the lower embedded part (12) on the lower cantilever wall reinforcement cage (3);
step 3, a first support frame (4) is erected on the lower floor slab (200) and the lower cantilever wall reinforcement cage (3) is installed, and the lower cantilever wall reinforcement cage (3) is adjusted and fixed through the first support frame (4);
step 4, constructing the upper floor slab (100);
step 5, installing part of upper cantilever wall templates (51) on the upper floor (100);
step 6, installing the upper cantilever wall reinforcement cage (2) in the upper cantilever wall template (51), and installing the rest of the upper cantilever wall templates (51) on the upper floor (100);
step 7, pouring concrete into the upper cantilever wall template (51) to construct and shape an upper cantilever wall (5);
step 8, installing a damper (6) on the lower embedded part (12), wherein the upper surface of the damper (6) is fixed with the upper embedded part (11);
step 9, a lower cantilever wall template (71) is supported on the lower floor slab (200), and concrete is poured into the lower cantilever wall template (71) to construct and form a lower cantilever wall (7);
the upper embedded part (11) and the lower embedded part (12) in the step 1 comprise an embedded plate (101) and a plurality of fluke ribs (102), the fluke ribs (102) are arranged on the embedded plate (101) at intervals, a gap is reserved between the fluke ribs (102) of the upper embedded part (11) and the steel bars of the upper cantilever wall steel bar cage (2) during construction, and a gap is reserved between the fluke ribs (102) of the lower embedded part (12) and the steel bars of the lower cantilever wall steel bar cage (3);
a supporting piece (61) is arranged in an adjusting gap between the lower embedded piece (12) and the lower cantilever wall reinforcement cage (3) in the step 8 and is used for adjusting the axis, elevation and levelness of the lower embedded piece (12);
in the step 3, a first support frame (4) is erected on the lower floor board (200) and the lower cantilever wall reinforcement cage (3) is installed, and the concrete steps of adjusting and fixing the lower cantilever wall reinforcement cage (3) through the first support frame (4) are as follows:
step 3.1, erecting the first support frame (4) on the steel bars of the lower floor slab (200);
step 3.2, lifting the lower cantilever wall reinforcement cage (3) to the position above the lower floor slab (200);
step 3.3, adjusting and fixing the lower cantilever wall reinforcement cage (3) through the first support frame (4);
step 3.4, binding the lower cantilever wall reinforcement cage (3) with the reinforcement in the lower floor slab (200);
step 3.5, concrete pouring and molding the lower floor slab (200);
the first support frame (4) in step 3 is including being located respectively two supports (41) of cantilever wall (7) both sides and connect in two bracing piece (42) between support (41), support (41) install in on lower floor's slab (200), bracing piece (42) pass the below of top reinforcing bar (35) of cantilever wall steel reinforcement cage (3) down, be used for adjusting the position of cantilever wall steel reinforcement cage (3) down.
2. The construction method of the wall and damper connection structure according to claim 1, wherein a beam bottom reserved hole (8) is reserved on the upper floor (100) in the step 4.
3. The method for constructing a wall-damper connection according to claim 1, further comprising the steps of:
m.1, respectively setting positioning lines on the upper floor (100) and the lower floor (200);
and M.2, erecting a second supporting frame (9) for positioning the upper cantilever wall template (51) on the lower floor slab (200).
4. The construction method of the wall and damper connection structure according to claim 1, wherein the upper cantilever wall form (51) of step 5 is provided with a form reinforcement structure (511) on an outer surface thereof.
5. The method for constructing a wall-damper connection according to claim 1, further comprising the step of, before step 8, step L:
and polishing the upper embedded part (11).
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| CN113738171A (en) * | 2021-09-30 | 2021-12-03 | 中铁七局集团郑州工程有限公司 | Building damping structure and construction method thereof |
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| JP2007126830A (en) * | 2005-11-01 | 2007-05-24 | Taisei Corp | Installation structure of stud to existing building |
| CN103669634A (en) * | 2013-12-10 | 2014-03-26 | 中国建筑第八工程局有限公司 | Construction method and structure with damping wall poured later |
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