CN211257424U - Assembled shear wall structure - Google Patents
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- CN211257424U CN211257424U CN201921665211.1U CN201921665211U CN211257424U CN 211257424 U CN211257424 U CN 211257424U CN 201921665211 U CN201921665211 U CN 201921665211U CN 211257424 U CN211257424 U CN 211257424U
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Abstract
The utility model discloses an assembled shear wall structure, this structure include by from last integral shear wall structure that the multilayer shear force wallboard of laying down connected into, vertical atress reinforcing bar overlap joint after-weld fixation is as an organic whole between the adjacent two-layer shear force wallboard of upper and lower, the adjacent two-layer shear force wallboard of upper and lower passes through the horizontally connect structural connection, the horizontally connect structure includes grout structure and middle part bearing structure. The utility model has the advantages of simple structure, reasonable design, simple and convenient construction, short period, low cost and good use effect, the vertical stressed steel bars of the upper and lower adjacent two-layer shear wall boards are welded and fixed into a whole after being lapped, and a middle supporting structure is arranged at the joint between the upper and lower adjacent two-layer shear wall boards, thereby providing a larger space for the lapping of the upper and lower shear wall steel bars and ensuring the compactness of grouting; on the other hand, the connection strength, the shearing resistance and the ductility between the two adjacent shear wall boards can be improved, and the integrity of the two adjacent shear wall boards can be effectively enhanced.
Description
Technical Field
The utility model belongs to the technical field of the construction of assembled shear force wall, especially, relate to an assembled shear force wall structure.
Background
In recent years, fabricated shear wall structures have been greatly developed. The assembled concrete shear wall structure is an integral concrete shear wall structure formed by connecting all or part of prefabricated wall plate components in a reliable connection mode, and is also called an assembled integral shear wall structure or an assembled shear wall structure. The prefabricated wall panel components are poured and formed in advance in a prefabricated component factory or a prefabricated site, then the prefabricated wall panel components are transported to a construction site and are hoisted in place through machinery, and finally, poured concrete, cement-based grouting materials and the like are connected in a wet mode to form an integral concrete shear wall structure. At present, the assembled integral shear wall structure is widely applied to a high-rise assembled structure due to the advantages of good integrity, high rigidity, high bearing capacity and the like. The connection quality, the bearing capacity, the ductility, the durability and the like of the steel bar connection nodes and the joints in the two adjacent prefabricated wall plate components directly influence the construction quality, the stress performance, the using effect and the service life of the constructed, molded and assembled integral shear wall structure.
However, at present, when the assembled integral shear wall structure is constructed, a unified and standardized construction method is not available, the defects of random construction operation, complex construction process, poor node connection reliability, poor structural integrity and the like inevitably exist in the construction process, multiple anti-seismic measures are lacked, the stress requirement under the action of repeated load is difficult to meet, the construction quality of the assembled integral shear wall structure formed by construction is difficult to ensure, and the use effect is poor.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve lies in not enough among the above-mentioned prior art, an assembled shear wall structure is provided, a structure is simple, reasonable in design and construction are simple and convenient, excellent in use effect, the welded fastening is as an organic whole after the overlap joint between the vertical atress reinforcing bar of upper and lower adjacent two-layer shear force wallboard, steel bar connection is simple and convenient and connect reliably, connection quality easily guarantees, can effectively ensure the atress performance of vertical atress reinforcing bar junction, junction between upper and lower adjacent two-layer shear force wallboard sets up middle part supporting structure simultaneously, the joint strength of junction between upper and lower adjacent two-layer shear force wallboard is further improved, shearing resistance and atress effect, and can effectively strengthen the wholeness of upper and lower adjacent two-layer shear force wallboard.
In order to solve the technical problem, the utility model discloses a technical scheme is: the utility model provides an assembled shear wall structure which characterized in that: the integrated shear wall structure comprises an integrated shear wall structure formed by connecting a plurality of layers of shear wall plates arranged from top to bottom, wherein the shear wall plates are identical in structure and are uniformly distributed on the same vertical surface, the shear wall plates are identical in thickness, and the integrated shear wall structure is a rectangular wall body;
each layer of shear wall board is vertically arranged and is a prefabricated shear wall, and each prefabricated shear wall is a horizontally arranged rectangular wall; each prefabricated shear wall comprises a concrete wall body and an internal supporting framework poured in the concrete wall body; the internal supporting framework comprises a left vertical steel bar framework and a right vertical steel bar framework which are symmetrically arranged, the two vertical steel bar frameworks are arranged in parallel, and the two vertical steel bar frameworks are arranged along the length direction of the prefabricated shear wall; each vertical steel bar framework is formed by connecting N vertical stress steel bars which are vertically arranged and a plurality of longitudinal horizontal steel bars which are arranged on the same vertical surface from bottom to top, and the plurality of vertical stress steel bars are arranged on the same vertical surface from front to back along the length direction of the prefabricated shear wall; each longitudinal horizontal steel bar in the vertical steel bar framework is fixedly connected with a plurality of vertical stressed steel bars into a whole; wherein N is a positive integer and N is not less than 5; the bottom section of each vertical stressed steel bar in the prefabricated shear wall extends to the lower side of the concrete wall, the upper section of each vertical stressed steel bar extends to the upper side of the concrete wall, the bottom section and the upper section are steel bar exposed sections, the length of each steel bar exposed section is L, and the value range of the L is 40 cm-60 cm;
the prefabricated shear wall comprises a prefabricated shear wall body, a prefabricated shear wall body and a plurality of vertical stress steel bars, wherein the prefabricated shear wall body is provided with a left vertical stress steel bar group and a right vertical stress steel bar group which are symmetrically distributed; the vertical steel reinforcement framework positioned on the left side in the prefabricated shear wall is a left steel reinforcement framework, and the vertical steel reinforcement framework positioned on the right side in the prefabricated shear wall is a right steel reinforcement framework;
the prefabricated shear wall is a steel bar external shear wall or a steel bar built-in shear wall, the steel bar external shear wall and the steel bar built-in shear wall in the integral shear wall structure are arranged in a staggered mode, and the horizontal distances between front and back adjacent vertical stress steel bars in all vertical steel bar frameworks of the integral shear wall structure are the same; the distance between the left vertical steel reinforcement framework and the right vertical steel reinforcement framework in the external steel reinforcement shear wall is larger than the distance between the left vertical steel reinforcement framework and the right vertical steel reinforcement framework in the built-in steel reinforcement shear wall, the horizontal distance between the left side wall of the left steel reinforcement framework and the right side wall of the right steel reinforcement framework in the built-in steel reinforcement shear wall is d, and the clear distance between the left vertical steel reinforcement framework and the right vertical steel reinforcement framework in the external steel reinforcement shear wall is the same as d;
the upper layer and the lower layer of the shear wall boards in the integral shear wall structure are connected through a horizontal connecting structure, and the horizontal connecting structure is arranged along the length direction of the integral shear wall structure; the horizontal connecting structure comprises a grouting structure formed by pouring grouting materials poured between two adjacent shear wall plates and a middle supporting structure poured in the middle of the inner side of the grouting structure, the grouting structure is horizontally arranged and is a horizontal grouting layer arranged along the length direction of the integral shear wall structure, the cross section of the horizontal grouting layer is square, and the width of the horizontal grouting layer is the same as the thickness of the prefabricated shear wall; the horizontal grouting layer is connected between the upper shear wall plate and the lower shear wall plate, and the vertical height of the horizontal grouting layer is greater than L; the middle supporting structure comprises a horizontally arranged I-steel, an upper rigid protective layer arranged right above the I-steel and a lower rigid protective layer arranged right below the I-steel, the I-steel is arranged along the length direction of the integral shear wall structure, the upper rigid protective layer and the lower rigid protective layer are both horizontally arranged and are both arranged along the length direction of the integral shear wall structure; the upper wing plate and the lower wing plate of the I-shaped steel are horizontally arranged and are arranged along the length direction of the integral shear wall structure; the upper rigid protection layer comprises a plurality of upper steel cushion blocks which are arranged on the same horizontal plane from front to back along the length direction of the integral shear wall structure, and the upper steel cushion blocks are welded and fixed on the upper wing plate; the lower rigid protection layer comprises a plurality of lower steel cushion blocks which are arranged on the same horizontal plane from front to back along the length direction of the integral shear wall structure, and the lower steel cushion blocks are welded and fixed on the lower wing plate; the upper surface of the upper rigid protection layer and the bottom surface of the lower rigid protection layer are both horizontal planes, and the vertical distance between the upper surface of the upper rigid protection layer and the bottom surface of the lower rigid protection layer is not more than the vertical height of the grouting structure; the length of the horizontal connecting structure and the length of the I-shaped steel are the same as the length of the integral shear wall structure;
the two layers of shear wall boards which are adjacent up and down in the integral shear wall structure comprise an upper layer of shear wall board and a lower layer of shear wall board which is positioned right below the upper layer of shear wall board, the bottom sections of all vertical stress steel bars in the upper layer of shear wall board are all poured in a grouting structure, and the upper sections of all vertical stress steel bars in the lower layer of shear wall board are all poured in the grouting structure; the stressed steel bar group in the lower shear wall plate is a lower stressed steel bar group, and the stressed steel bar group in the upper shear wall plate is an upper stressed steel bar group; the upper layer stress steel bar group is uniformly distributed right above each lower layer stress steel bar group in the two layers of shear wall boards which are adjacent up and down, each lower layer stress steel bar group and one upper layer stress steel bar group which is positioned right above the lower layer stress steel bar group form a stress steel bar connection group, and four vertical stress steel bars in each stress steel bar connection group are positioned on the same cross section of the integral shear wall structure;
the bottom section of each vertical stressed steel bar in the left steel bar framework of the upper shear wall plate is an upper left exposed section, and the bottom section of each vertical stressed steel bar in the right steel bar framework of the upper shear wall plate is an upper right exposed section; the upper section of each vertical stressed steel bar in the left steel bar framework of the lower shear wall plate is a left lower side exposed section, and the upper section of each vertical stressed steel bar in the right steel bar framework of the lower shear wall plate is a right lower side exposed section; and the upper left exposed segment and the lower left exposed segment in each stress steel bar connection group are overlapped and welded and fixed into a whole, and the upper right exposed segment and the lower right exposed segment in each stress steel bar connection group are overlapped and welded and fixed into a whole.
Above-mentioned assembled shear wall structure, characterized by: the left upper side exposed section and the left lower side exposed section in each stress steel bar connection group are connected to form a left steel bar connection structure, and the right upper side exposed section and the right lower side exposed section in each stress steel bar connection group are connected to form a right steel bar connection structure; the left steel bar connecting structures and the right steel bar connecting structures in each stress steel bar connecting group are symmetrically arranged, and the middle supporting structures are arranged between the left steel bar connecting structures and the right steel bar connecting structures.
Above-mentioned assembled shear wall structure, characterized by: the upper steel cushion block and the lower steel cushion block are both cubic cushion blocks.
Above-mentioned assembled shear wall structure, characterized by: the upper steel cushion block and the lower steel cushion block are horizontally arranged, and the upper steel cushion block and the lower steel cushion block are arranged along the thickness direction of the integral shear wall structure.
Above-mentioned assembled shear wall structure, characterized by: the upper wing plate and the lower wing plate of the I-shaped steel are symmetrically arranged, the structures and the sizes of all the lower steel cushion blocks in the lower rigid protective layer are the same, the structures and the sizes of all the upper steel cushion blocks in the upper rigid protective layer are the same, and the structures and the sizes of the upper steel cushion blocks and the lower steel cushion blocks are the same; the lower steel cushion blocks in the lower rigid protective layer are uniformly distributed, and the upper steel cushion blocks in the upper rigid protective layer are uniformly distributed;
the left side walls of the upper steel cushion block and the lower steel cushion block are flush with the left side wall of the upper wing plate of the connected I-steel, and the right side walls of the upper steel cushion block and the lower steel cushion block are flush with the right side wall of the upper wing plate of the connected I-steel.
Above-mentioned assembled shear wall structure, characterized by: the distance between two upper steel cushion blocks adjacent to each other in the front and back of the upper rigid protective layer is the same as the distance between two lower steel cushion blocks adjacent to each other in the front and back of the lower rigid protective layer, and one lower steel cushion block is arranged right below each upper steel cushion block in the upper rigid protective layer; the distance between two upper steel cushion blocks which are adjacent to each other in the front and back of the upper rigid protective layer is 250-350 mm, the front-back width of each upper steel cushion block is D, the value range of D is 150-180 mm, and the thickness of each upper steel cushion block is 50-80 mm.
Above-mentioned assembled shear wall structure, characterized by: the bottom surface of the lower steel cushion block is higher than the bottom surface of the located grouting structure, and the upper surface of the upper steel cushion block is lower than the upper surface of the located grouting structure; the vertical distance between the bottom surface of the lower steel cushion block and the bottom surface of the grouting structure where the lower steel cushion block is located and the vertical distance between the upper surface of the upper steel cushion block and the upper surface of the grouting structure where the upper steel cushion block is located are not more than 1 cm.
Above-mentioned assembled shear wall structure, characterized by: the web plates of the I-shaped steel are vertically arranged, and a plurality of horizontally arranged shear groups are arranged on the web plates from top to bottom; each shearing group all includes two rows of symmetry and lays the shearing piece of web left and right sides, every row the shearing piece all includes a plurality of edges the length direction of web is laid the shearing piece on same horizontal plane from front to back, every the shearing piece all is the level and lays and it all is perpendicular with the web is laid.
Compared with the prior art, the utility model has the following advantage:
1. simple structure and input cost are lower, construction convenience.
2. The wholeness is good, the atress performance is good and excellent in use effect, wherein between the upper and lower two-layer shear force wall body through vertical atress reinforcing bar overlap joint after welded fastening guarantee the wholeness as an organic whole to on vertical atress reinforcing bar overlap joint and welded basis, adopt grout structure further to guarantee joint strength and the connection effect between the upper and lower two-layer shear force wall body, connect reliably and the input cost is lower, the construction is simple and convenient, and construction quality easily guarantees, only need set up the shaping template and pour into the grout material can.
3. The middle supporting structure is processed in advance in a factory, so that the processing is simple and convenient, the processing quality can be effectively guaranteed, only installation is needed on site, the site construction efficiency can be effectively improved, the site construction difficulty is reduced, and the construction period is shortened.
4. The adopted middle supporting structure is reasonable in structural design, and the upper rigid protective layer welded and fixed on the upper wing plate of the I-steel forms a saw-upper-part tooth-shaped shear-resistant structure, so that on one hand, the upper part of the middle connecting structure and the grouting structure are more firmly and reliably connected into a whole, the connecting strength and the connecting reliability of the middle connecting structure and the grouting structure are improved, and the integrity of the horizontal connecting structure is ensured; on the other hand, the connecting strength and the shearing resistance between the horizontal connecting structure and the upper shear wall plate can be effectively improved, the stress effect of the connecting part between the horizontal connecting structure and the upper shear wall plate is improved, and the integrity and the connecting reliability of the horizontal connecting structure and the upper shear wall plate are ensured. The lower rigid protective layer welded and fixed on the lower wing plate forms a lower sawtooth waveform shear structure, so that on one hand, the lower part of the middle connecting structure is more firmly and reliably connected with the grouting structure into a whole, the connecting strength and the connecting reliability of the middle connecting structure and the grouting structure are improved, and the integrity of the horizontal connecting structure is ensured; on the other hand, the connecting strength and the shearing resistance between the horizontal connecting structure and the lower-layer shear wall plate can be effectively improved, the stress effect of the connecting part between the horizontal connecting structure and the lower-layer shear wall plate is improved, and the integrity and the connection reliability of the horizontal connecting structure and the lower-layer shear wall plate are ensured. The I-steel in the middle connecting structure is simple in structure and low in investment cost, the strength of the I-steel is high, the I-steel arranged in the middle of the inner side of the horizontal connecting structure is a common I-steel, the integrity, the shearing resistance and the stress effect of the horizontal connecting structure can be effectively improved, the problems of dislocation, displacement, fracture and the like caused by shaking of upper and lower shear walls of the horizontal connecting structure are avoided, and the using effect and the service life of the horizontal connecting structure are ensured; meanwhile, the I-steel has certain self-adaptive deformability, and the left steel bar connecting structure and the right steel bar connecting structure both have certain self-adaptive deformability, so that the horizontal connecting structure has certain self-adaptive deformability, the ductility and the service life of the horizontal connecting structure can be effectively improved, the stress performance and the use effect of the integral shear wall structure are further improved, and the connection quality, the bearing capacity, the ductility and the durability of a connection part between the upper shear wall body and the lower shear wall body are substantially improved.
5. The anti-seismic structure has multiple anti-seismic measures, on the basis that the vertical stressed steel bar is connected with the grouting structure, the middle connecting structure provides a double anti-seismic measure, the integrity between the upper shear wall plate and the lower shear wall plate can be ensured, the overall anti-seismic performance of the traditional assembly type shear wall structure can be effectively improved, the anti-seismic and disaster-reducing capacity of the assembly type structure can be effectively enhanced, the stress requirement under the repeated loading effect can be met, and the use effect and the service life of the construction forming integral type shear wall structure can be further ensured.
6. The structure is reasonable in design, simple and convenient in construction and good in use effect, a wet connection mode is adopted, and a middle supporting structure is adopted in a horizontal connection structure formed by construction for further reinforcement and reinforcement, so that the problems of large wet operation amount, poor connection reliability, poor structural integrity, poor stress effect and the like in the traditional wet connection are solved; meanwhile, the middle supporting structure is adopted to reinforce and reinforce the traditional wet type connecting structure, the using effect and the service life of the integral shear wall structure can be effectively improved, and the integrity, the stress effect, the bearing performance, the anti-seismic performance, the ductility and the like of the integral shear wall structure are greatly improved.
7. The adopted construction method has the advantages of simple steps, convenient realization, easy control of construction quality, good construction effect, good use effect and long service life of the constructed and formed integral shear wall structure, high construction speed, short construction period and small environmental pollution.
In conclusion, the utility model has the advantages of reasonable design, simple construction, short period, low cost and good use effect, the vertical stressed steel bars of the upper and lower adjacent two-layer shear wall boards are welded and fixed into a whole after being lapped, the steel bars are simple and convenient to connect and reliable, the connection quality is easy to ensure, and the stress performance of the joints of the vertical stressed steel bars can be effectively ensured; meanwhile, a middle supporting structure is arranged at the joint between the upper and lower adjacent layers of shear wall boards, so that on one hand, a larger space is provided for the lap joint of the reinforcing steel bars of the upper and lower shear walls, and the grouting compactness can be ensured; on the other hand, the connecting strength, the shearing resistance and the ductility between the upper and lower adjacent two layers of shear wall boards can be improved, the integrity of the upper and lower adjacent two layers of shear wall boards can be effectively enhanced, the connecting strength, the shearing resistance and the stress effect of a joint between the upper and lower adjacent two layers of shear wall boards can be further improved, the integrity of the upper and lower adjacent two layers of shear wall boards can be effectively enhanced, and the problems that the existing assembly type structure is complex in construction process, difficult to control in construction quality, poor in structural integrity, poor in stress performance, poor in anti-seismic effect and the like can be effectively solved.
The technical solution of the present invention is further described in detail by the accompanying drawings and examples.
Drawings
Fig. 1 is a schematic cross-sectional structure diagram of the present invention.
Fig. 2 is a longitudinal structural schematic diagram of the middle support structure of the present invention.
Fig. 3 is a block diagram of the flow of construction of the present invention.
Description of reference numerals:
1, prefabricating a shear wall; 1-concrete wall; 1-2-longitudinal horizontal steel bars;
1-3-vertical stressed steel bars; 1-4-transverse horizontal steel bars; 2-horizontal connection structure;
2-1-grouting structure; 2-i-beam; 2-3, feeding steel cushion blocks;
2-4, arranging a steel cushion block; 2-5-shearing resistant parts.
Detailed Description
As shown in fig. 1, the utility model discloses an integral shear wall structure that is connected by multilayer shear wall boards that lay from top to bottom, the structure of multilayer shear wall board is the same and its equipartition is established on same vertical face, the thickness of multilayer shear wall board is the same, integral shear wall structure is rectangular wall;
each layer of shear wall board is vertically arranged and is a prefabricated shear wall 1, and each prefabricated shear wall 1 is a horizontally arranged rectangular wall body; each prefabricated shear wall 1 comprises a concrete wall body 1-1 and an internal supporting framework poured in the concrete wall body 1-1; the internal supporting framework comprises a left vertical steel bar framework and a right vertical steel bar framework which are symmetrically arranged, the two vertical steel bar frameworks are arranged in parallel, and the two vertical steel bar frameworks are arranged along the length direction of the prefabricated shear wall 1; each vertical steel bar framework is formed by connecting N vertical stress steel bars 1-3 which are vertically arranged and a plurality of longitudinal horizontal steel bars 1-2 which are arranged on the same vertical surface from bottom to top, and the plurality of vertical stress steel bars 1-3 are arranged on the same vertical surface from front to back along the length direction of the prefabricated shear wall 1; each longitudinal horizontal steel bar 1-2 in the vertical steel bar framework is fixedly connected with a plurality of vertical stressed steel bars 1-3 into a whole; wherein N is a positive integer and N is not less than 5; the bottom section of each vertical stressed steel bar 1-3 in the prefabricated shear wall 1 extends to the lower side of the concrete wall 1-1, the upper section of each vertical stressed steel bar 1-3 extends to the upper side of the concrete wall 1-1, the bottom section and the upper section are steel bar exposed sections, the length of each steel bar exposed section is L, and the value range of the L is 40 cm-60 cm;
the prefabricated shear wall comprises a prefabricated shear wall body 1, a prefabricated shear wall body and a prefabricated shear wall body, wherein the prefabricated shear wall body is provided with a left vertical stress steel bar group and a right vertical stress steel bar group, the left vertical stress steel bar group and the right vertical stress steel bar group are symmetrically distributed in the prefabricated shear wall body 1 to form a stress steel bar group, and; the vertical steel reinforcement framework positioned on the left side in the prefabricated shear wall 1 is a left steel reinforcement framework, and the vertical steel reinforcement framework positioned on the right side in the prefabricated shear wall 1 is a right steel reinforcement framework;
the prefabricated shear wall 1 is a steel bar external shear wall or a steel bar built-in shear wall, the steel bar external shear wall and the steel bar built-in shear wall in the integral shear wall structure are arranged in a staggered mode, and the horizontal distances between front and back adjacent vertical stress steel bars 1-3 in all vertical steel bar frameworks of the integral shear wall structure are the same; the distance between the left vertical steel reinforcement framework and the right vertical steel reinforcement framework in the external steel reinforcement shear wall is larger than the distance between the left vertical steel reinforcement framework and the right vertical steel reinforcement framework in the built-in steel reinforcement shear wall, the horizontal distance between the left side wall of the left steel reinforcement framework and the right side wall of the right steel reinforcement framework in the built-in steel reinforcement shear wall is d, and the clear distance between the left vertical steel reinforcement framework and the right vertical steel reinforcement framework in the external steel reinforcement shear wall is the same as d;
the upper layer and the lower layer of the shear wall boards adjacent to each other in the integral shear wall structure are connected through a horizontal connecting structure 2, and the horizontal connecting structures 2 are distributed along the length direction of the integral shear wall structure; the horizontal connecting structure 2 comprises a grouting structure 2-1 formed by pouring grouting materials poured between two adjacent shear wall plates at the upper and lower layers and a middle supporting structure poured in the middle of the inner side of the grouting structure 2-1, the grouting structure 2-1 is horizontally arranged and is a horizontal grouting layer arranged along the length direction of the integral shear wall structure, the cross section of the horizontal grouting layer is square, and the width of the horizontal grouting layer is the same as the thickness of the prefabricated shear wall 1; the horizontal grouting layer is connected between the upper shear wall plate and the lower shear wall plate, and the vertical height of the horizontal grouting layer is greater than L; the middle supporting structure comprises a horizontal H-shaped steel 2-2, an upper rigid protective layer and a lower rigid protective layer, the upper rigid protective layer is arranged right above the H-shaped steel 2-2, the lower rigid protective layer is arranged right below the H-shaped steel 2-2, the H-shaped steel 2-2 is arranged along the length direction of the integral shear wall structure, the upper rigid protective layer and the lower rigid protective layer are both arranged horizontally, and the upper rigid protective layer and the lower rigid protective layer are both arranged along the length direction of the integral shear wall structure; the upper wing plate and the lower wing plate of the I-shaped steel 2-2 are horizontally arranged and are arranged along the length direction of the integral shear wall structure; the upper rigid protection layer comprises a plurality of upper steel cushion blocks 2-3 which are arranged on the same horizontal plane from front to back along the length direction of the integral shear wall structure, and the upper steel cushion blocks 2-3 are welded and fixed on the upper wing plate; the lower rigid protection layer comprises a plurality of lower steel cushion blocks 2-4 which are arranged on the same horizontal plane from front to back along the length direction of the integral shear wall structure, and the lower steel cushion blocks 2-4 are welded and fixed on the lower wing plate; the upper surface of the upper rigid protection layer and the bottom surface of the lower rigid protection layer are both horizontal planes, and the vertical distance between the upper surface of the upper rigid protection layer and the bottom surface of the lower rigid protection layer is not more than the vertical height of the grouting structure 2-1; the length of the horizontal connecting structure 2 and the length of the I-shaped steel 2-2 are the same as the length of the integral shear wall structure;
the two layers of shear wall boards which are adjacent up and down in the integral shear wall structure comprise an upper layer of shear wall board and a lower layer of shear wall board which is positioned right below the upper layer of shear wall board, the bottom sections of all vertical stress steel bars 1-3 in the upper layer of shear wall board are all poured in a grouting structure 2-1, and the upper sections of all vertical stress steel bars 1-3 in the lower layer of shear wall board are all poured in the grouting structure 2-1; the stressed steel bar group in the lower shear wall plate is a lower stressed steel bar group, and the stressed steel bar group in the upper shear wall plate is an upper stressed steel bar group; the upper layer stress steel bar group is uniformly distributed right above each lower layer stress steel bar group in the two layers of shear wall boards which are adjacent up and down, each lower layer stress steel bar group and one upper layer stress steel bar group which is positioned right above the lower layer stress steel bar group form a stress steel bar connecting group, and four vertical stress steel bars 1-3 in each stress steel bar connecting group are positioned on the same cross section of the integral shear wall structure;
the bottom section of each vertical stressed steel bar 1-3 in the left steel bar framework of the upper shear wall plate is an upper left exposed section, and the bottom section of each vertical stressed steel bar 1-3 in the right steel bar framework of the upper shear wall plate is an upper right exposed section; the upper section of each vertical stressed steel bar 1-3 in the left steel bar framework of the lower shear wall plate is a left lower side exposed section, and the upper section of each vertical stressed steel bar 1-3 in the right steel bar framework of the lower shear wall plate is a right lower side exposed section; and the upper left exposed segment and the lower left exposed segment in each stress steel bar connection group are overlapped and welded and fixed into a whole, and the upper right exposed segment and the lower right exposed segment in each stress steel bar connection group are overlapped and welded and fixed into a whole.
Two longitudinal horizontal steel bars 1-2 which are symmetrically distributed in the prefabricated shear wall 1 from left to right are fastened and connected into a whole through a plurality of transverse horizontal steel bars 1-4 which are distributed on the same horizontal plane from front to back, and the transverse horizontal steel bars 1-4 are horizontally distributed and are vertically distributed with the longitudinal horizontal steel bars 1-2; the left end and the right end of each transverse horizontal steel bar 1-4 are connected to the joint between one vertical stressed steel bar 1-3 and one longitudinal horizontal steel bar 1-2.
In this embodiment, L is 50 cm.
During actual construction, the value of L can be correspondingly adjusted according to specific requirements.
In the embodiment, the vertical height of the grouting structure 2-1 is 5 cm-10 cm greater than L. During actual construction, the vertical height of the grouting structure 2-1 can be correspondingly adjusted according to specific requirements.
In this embodiment, as shown in fig. 1, the left upper exposed segment and the left lower exposed segment in each stressed steel bar connection group are connected to form a left steel bar connection structure, and the right upper exposed segment and the right lower exposed segment in each stressed steel bar connection group are connected to form a right steel bar connection structure; the left steel bar connecting structures and the right steel bar connecting structures in each stress steel bar connecting group are symmetrically arranged, and the middle supporting structures are arranged between the left steel bar connecting structures and the right steel bar connecting structures.
Referring to fig. 2, in this embodiment, the upper steel cushion blocks 2-3 and the lower steel cushion blocks 2-4 are all cubic cushion blocks. In actual processing, the upper steel cushion block 2-3 and the lower steel cushion block 2-4 are easy and convenient to process and convenient to weld and fix, and can be directly, simply and firmly welded and fixed on the I-shaped steel 2-2.
Moreover, a plurality of upper steel cushion blocks 2-3 welded and fixed on the upper wing plate form a saw-upper toothed-wave-shaped shear structure, so that on one hand, the upper part of the middle connecting structure is more firmly and reliably connected with the grouting structure 2-1 into a whole, the connecting strength and the connecting reliability of the middle connecting structure and the grouting structure 2-1 are improved, and the integrity of the horizontal connecting structure 2 is ensured; on the other hand, the connection strength and the shear resistance between the horizontal connection structure 2 and the upper shear wall plate can be effectively improved, the stress effect of the connection part between the horizontal connection structure 2 and the upper shear wall plate is improved, and the integrity and the connection reliability of the horizontal connection structure 2 and the upper shear wall plate are ensured.
Correspondingly, a plurality of lower steel cushion blocks 2-4 welded and fixed on the lower wing plate form a lower sawtooth waveform shear structure, so that on one hand, the lower part of the middle connecting structure is connected with the grouting structure 2-1 more firmly and reliably, the connecting strength and the connecting reliability of the middle connecting structure and the grouting structure 2-1 are improved, and the integrity of the horizontal connecting structure 2 is ensured; on the other hand, can effectively improve horizontal connection structure 2 with joint strength and shear resistance between the shear force wallboard of lower floor improve horizontal connection structure 2 with the atress effect of junction between the shear force wallboard of lower floor, ensure horizontal connection structure 2 with the wholeness and the connection reliability of shear force wallboard of lower floor.
The I-steel 2-2 in the middle connecting structure is simple in structure and low in investment cost, the I-steel 2-2 is high in strength, the I-steel 2-2 arranged in the middle of the inner side of the horizontal connecting structure 2 is a common I-steel, the integrity, the shearing resistance and the stress effect of the horizontal connecting structure 2 can be effectively improved, the problems of dislocation, displacement, fracture and the like caused by shaking of upper and lower shear wall bodies of the horizontal connecting structure 2 are solved, and the use effect and the service life of the horizontal connecting structure 2 are ensured; meanwhile, the I-steel 2-2 has a certain adaptive deformability, and because the left upper exposed section and the left lower exposed section in each stressed steel bar connection group of the upper and lower layers of shear wall bodies are welded and fixed into a whole after being lapped, and the right upper exposed section and the right lower exposed section in each stressed steel bar connection group are welded and fixed into a whole after being lapped, the left steel bar connection structure and the right steel bar connection structure both have certain adaptive deformability, so that the horizontal connection structure 2 has certain adaptive deformability, the ductility and the service life of the horizontal connection structure 2 can be effectively improved, the stress performance and the use effect of the integral shear wall structure are further improved, and the connection quality, the bearing capacity, the ductility and the durability of the connection part between the upper and lower layers of shear wall bodies are substantially improved, on the basis that the vertical stressed steel bars 1-3 are connected with the grouting structure 2-1, a double anti-seismic measure is provided through the middle connecting structure, and the using effect and the service life of the integral shear wall structure formed by construction can be further ensured.
Every of upper and lower layer shear force wall body the upper left side exposes the festival section with the left downside exposes the festival section overlap joint after welded fastening as an organic whole in the stress steel bar linkage group, every the upper right side exposes the festival section with the right downside exposes the festival section overlap joint after welded fastening as an organic whole, stress steel bar connection is simple and convenient and connect reliably like this, connection quality easily guarantees, can effectively ensure the atress performance of vertical stress steel bar junction, only need with overlap joint vertical stress steel bar 1-3 welded fastening as an organic whole can, and two piece 1-3 lug connection of vertical stress steel bar after the overlap joint is as an organic whole, vertical stress transmission is more direct, reliable, can further improve connection reliability and the atress performance between the upper and lower layer shear force wall body. In addition, compared with the traditional steel bar connecting sleeve, the construction process is simpler and more convenient, only the overlapped vertical stressed steel bars 1-3 are welded and fixed into a whole, and the problems that the sleeve connecting quality of the steel bar connecting sleeve is difficult to guarantee, grouting is dense and difficult to guarantee, the steel bar connecting quality is poor and the like can be solved.
During actual construction, the upper steel cushion blocks 2-3 and the lower steel cushion blocks 2-4 are horizontally arranged, and the upper steel cushion blocks 2-3 and the lower steel cushion blocks 2-4 are arranged along the thickness direction of the integral shear wall structure.
In the embodiment, the upper wing plate and the lower wing plate of the i-beam 2-2 are symmetrically arranged, the structures and the sizes of all the lower steel cushion blocks 2-4 in the lower rigid protective layer are the same, the structures and the sizes of all the upper steel cushion blocks 2-3 in the upper rigid protective layer are the same, and the structures and the sizes of the upper steel cushion blocks 2-3 and the lower steel cushion blocks 2-4 are the same; the lower steel cushion blocks 2-4 in the lower rigid protection layer are uniformly distributed, and the upper steel cushion blocks 2-3 in the upper rigid protection layer are uniformly distributed;
the left side walls of the upper steel cushion blocks 2-3 and the lower steel cushion blocks 2-4 are flush with the left side wall of the upper wing plate of the connected I-steel 2-2, and the right side walls of the upper steel cushion blocks 2-3 and the lower steel cushion blocks 2-4 are flush with the right side wall of the upper wing plate of the connected I-steel 2-2.
During actual processing, the middle supporting structure is processed in advance in a factory, so that the processing is simple and convenient, the processing quality can be effectively guaranteed, only installation is needed on site, the site construction efficiency can be effectively improved, the site construction difficulty is reduced, and the construction period is shortened.
The distance between two upper steel cushion blocks 2-3 adjacent to each other in the front and back of the upper rigid protective layer is the same as the distance between two lower steel cushion blocks 2-4 adjacent to each other in the front and back of the lower rigid protective layer, and one lower steel cushion block 2-4 is arranged right below each upper steel cushion block 2-3 in the upper rigid protective layer; the distance between two upper steel cushion blocks 2-3 adjacent to each other in the front and back of the upper rigid protective layer is 250-350 mm, the front-back width of each upper steel cushion block 2-3 is D, the value range of D is 150-180 mm, and the thickness of each upper steel cushion block 2-3 is 50-80 mm. In this embodiment, the distance between two upper steel cushion blocks 2 to 3 adjacent to each other in the front and back in the upper rigid protective layer is 300mm, D is 160mm, and the thickness of each upper steel cushion block 2 to 3 is 60 mm. In actual processing, the distance between two upper steel cushion blocks 2-3 adjacent to each other in the front and back in the upper rigid protective layer, the thickness of the upper steel cushion blocks 2-3 and the value of D can be adjusted correspondingly according to specific requirements.
In the actual use process, the upper steel cushion blocks 2-3 and the lower steel cushion blocks 2-4 play a role in enhancing the shear resistance, and meanwhile, the upper steel cushion blocks 2-3 and the lower steel cushion blocks 2-4 can protect and reinforce the I-beam 2-2, so that the strength and the stress effect of the I-beam 2-2 are further enhanced.
In this embodiment, the lateral width of the upper steel cushion block 2-3 is the same as the width of the upper wing plate, and the width of the upper wing plate is 5 cm. During actual construction, the transverse widths of the upper wing plate, the lower wing plate, the upper steel cushion blocks 2-3 and the lower steel cushion blocks 2-4 can be adjusted correspondingly according to specific requirements.
In order to further improve the connection effect between the grouting structure 2-1 and the concrete wall 1-1 in the upper shear wall plate, improve the integrity and the stress effect of the grouting structure 2-1 and the concrete wall 1-1 in the upper shear wall plate, and simultaneously improve the connection effect between the grouting structure 2-1 and the concrete wall 1-1 in the lower shear wall plate, and improve the integrity and the stress effect of the grouting structure 2-1 and the concrete wall 1-1 in the lower shear wall plate, the bottom surface of the lower steel cushion block 2-4 is higher than the bottom surface of the grouting structure 2-1, and the upper surface of the upper steel cushion block 2-3 is lower than the upper surface of the grouting structure 2-1; the vertical distance between the bottom surface of the lower steel cushion block 2-4 and the bottom surface of the grouting structure 2-1 where the lower steel cushion block is located and the vertical distance between the upper surface of the upper steel cushion block 2-3 and the upper surface of the grouting structure 2-1 where the upper steel cushion block is located are not more than 1 cm. At the moment, a layer of grouting material cushion layer is arranged between the lower steel cushion block 2-4 and the concrete wall 1-1 positioned below the lower steel cushion block and between the upper steel cushion block 2-3 and the concrete wall 1-1 positioned above the upper steel cushion block.
During actual construction, the bottom surface of the lower steel cushion block 2-4 can be flush with the bottom surface of the grouting structure 2-1 where the lower steel cushion block is located, and the upper surface of the upper steel cushion block 2-3 can be flush with the upper surface of the grouting structure 2-1 where the upper steel cushion block is located.
In this embodiment, the vertical height of the middle support structure is the same as the vertical height of the grouting structure 2-1 in which the middle support structure is located. And the bottom surface of the lower steel cushion block 2-4 is flush with the bottom surface of the grouting structure 2-1 where the lower steel cushion block is located, and the upper surface of the upper steel cushion block 2-3 is flush with the upper surface of the grouting structure 2-1 where the upper steel cushion block is located. Therefore, the installation of the center support structure is very simple in actual construction.
In order to further improve the shearing resistance and the stress performance of the I-steel 2-2, as shown in fig. 1, a web plate of the I-steel 2-2 is vertically arranged, and a plurality of horizontally arranged shearing resistance groups are arranged on the web plate from top to bottom; each shearing group comprises two rows of shearing pieces 2-5 symmetrically arranged on the left side and the right side of the web plate, each row of shearing pieces 2-5 comprises a plurality of shearing pieces 2-5 arranged on the same horizontal plane from front to back along the length direction of the web plate, and each shearing piece 2-5 is horizontally arranged and is vertically arranged with the web plate.
In this embodiment, the shear pieces 2 to 5 are shear studs welded and fixed to the web.
In practical use, the shear resistant members 2-5 may be other types of shear resistant members, such as horizontal reinforcing bars.
In this embodiment, the web is provided with an upper shearing group and a lower shearing group, and the two shearing groups are symmetrically arranged between the upper wing plate and the lower wing plate.
The plurality of shear pieces 2-5 in each row of shear pieces 2-5 are uniformly distributed, and the distance between two adjacent front and back shear pieces 2-5 is 180-220 mm. In this embodiment, the distance between two adjacent front and back shear pieces 2-5 is 200 mm.
During actual construction, the number of the shear groups arranged on the web plate, the arrangement position of each shear group and the distance between the front and rear adjacent two shear pieces 2-5 can be respectively adjusted according to specific requirements, the use mode is flexible, and the processing and the manufacturing are simple and convenient.
As shown in fig. 3, it is right the utility model discloses when being under construction, by lower supreme to the multilayer shear force wallboard installs respectively, and concrete process is as follows:
step one, installing a bottom layer shear wall plate: hoisting the bottom shear wall plate of the plurality of layers of shear wall plates in place by adopting hoisting equipment to complete the installation process of the bottom shear wall plate;
the bottom layer shear wall plate is the layer of shear wall plate positioned at the bottommost part in the plurality of layers of shear wall plates;
step two, installing the upper layer of shear wall plate, and the process is as follows:
step 201, hoisting a middle supporting structure: before the upper layer of shear wall plate is hoisted, the hoisting equipment is adopted to hoist the middle supporting structure in place, and the hoisted middle supporting structure is positioned right above the upper shear wall plate;
the upper layer of the shear wall plate is the currently installed shear wall plate, and the upper layer of the shear wall plate is the layer of the shear wall plate which is positioned below the currently installed shear wall plate and adjacent to the currently installed shear wall plate in the integral shear wall structure; the currently installed shear wall panel is the upper layer shear wall panel, and the upper layer shear wall panel is the installed lower layer shear wall panel;
step 202, hoisting of the shear wall plate: hoisting the currently installed shear wall plate in place by using the hoisting equipment, and enabling the currently installed shear wall plate to be located right above the middle support structure in the step 201;
step 203, steel bar connection: welding and fixing the left upper exposed section and the left lower exposed section of each stressed steel bar connection group in the currently installed shear wall plate and the upper shear wall plate into a whole by adopting welding equipment, and simultaneously welding and fixing the right upper exposed section and the right lower exposed section of each stressed steel bar connection group in the currently installed shear wall plate and the upper shear wall plate into a whole by adopting welding equipment;
step 204, erecting a forming template: erecting a forming template for constructing a grouting structure 2-1 at the connection between the currently installed shear wall plate and the upper shear wall plate;
the forming template comprises a left vertical side template and a right vertical side template which are symmetrically arranged, and the vertical side templates are straight templates which are vertically arranged and are arranged along the length direction of the integral shear wall structure;
step 205, grouting: pouring grouting materials into the forming template in the step 204 to obtain a grouting structure 2-1 connected between the currently installed shear wall plate and the upper shear wall plate, pouring the middle support structure in the step 201 into the grouting structure 2-1, and pouring the left upper side exposed section, the left lower side exposed section, the right upper side exposed section and the right lower side exposed section of each stressed steel bar connection group in the step 203 into the grouting structure 2-1 to obtain a construction-formed horizontal connection structure 2; after the grouting material is solidified, completing the installation process of the currently installed shear wall panel;
step three, judging the completion of the construction of the integral shear wall structure: judging whether all the shear wall boards in the integral shear wall structure are installed completely, and completing the construction process of the integral shear wall structure after judging that all the multiple layers of shear wall boards in the integral shear wall structure are installed completely; otherwise, returning to the step two.
In step 205, the grouting material is a high-strength non-shrinkage grouting material, so that the connection strength and the connection effect between the upper shear wall plate and the lower shear wall plate can be effectively improved. In addition, the high-strength non-shrinkage grouting material only needs to be maintained for 1 day after being poured, so that the actual construction is simple and convenient, and the construction period can be greatly shortened.
In this embodiment, the high-strength non-shrinkage grouting material is a high-strength non-shrinkage cement-based grouting material.
The high-strength non-shrinkage cement-based grouting material is a dry-mixed material which is prepared by taking cement as a base material and adding a proper amount of natural high-strength aggregate, concrete admixture and the like, and has the characteristics of high fluidity, early strength, high strength, micro-expansion and the like after being mixed by adding water.
In this embodiment, the shear wall plate at the bottommost layer of the plurality of layers of shear wall plates is a bottom shear steel plate;
the bottom shear steel plate is supported on a horizontal supporting structure, the horizontal supporting structure is a reinforced concrete beam or a reinforced concrete foundation, and the bottom sections of all vertical stress steel bars 1-3 in the bottom shear steel plate are fixed in the horizontal supporting structure;
during actual construction, before the bottom layer shear wall plate is installed in the first step, the construction position of the integral shear wall structure is measured and set out.
The above, only be the utility model discloses a preferred embodiment, it is not right the utility model discloses do any restriction, all according to the utility model discloses the technical entity all still belongs to any simple modification, change and the equivalent structure change of doing above embodiment the utility model discloses technical scheme's within the scope of protection.
Claims (8)
1. The utility model provides an assembled shear wall structure which characterized in that: the integrated shear wall structure comprises an integrated shear wall structure formed by connecting a plurality of layers of shear wall plates arranged from top to bottom, wherein the shear wall plates are identical in structure and are uniformly distributed on the same vertical surface, the shear wall plates are identical in thickness, and the integrated shear wall structure is a rectangular wall body;
each layer of shear wall board is vertically arranged and is a prefabricated shear wall (1), and each prefabricated shear wall (1) is a rectangular wall body horizontally arranged; each prefabricated shear wall (1) comprises a concrete wall body (1-1) and an internal supporting framework poured in the concrete wall body (1-1); the internal supporting framework comprises a left vertical steel bar framework and a right vertical steel bar framework which are symmetrically arranged, the two vertical steel bar frameworks are arranged in parallel and are arranged along the length direction of the prefabricated shear wall (1); each vertical steel bar framework is formed by connecting N vertical stress steel bars (1-3) which are vertically arranged and a plurality of longitudinal horizontal steel bars (1-2) which are arranged on the same vertical surface from bottom to top, and the vertical stress steel bars (1-3) are arranged on the same vertical surface from front to back along the length direction of the prefabricated shear wall (1); each longitudinal horizontal steel bar (1-2) in the vertical steel bar framework is fixedly connected with a plurality of vertical stressed steel bars (1-3) into a whole; wherein N is a positive integer and N is not less than 5; the bottom section of each vertical stressed steel bar (1-3) in the prefabricated shear wall (1) extends to the lower side of the concrete wall body (1-1), the upper section of each vertical stressed steel bar (1-3) extends to the upper side of the concrete wall body (1-1), the bottom section and the upper section are steel bar exposed sections, the length of each steel bar exposed section is L, and the value range of the L is 40 cm-60 cm;
the vertical stress steel bars (1-3) symmetrically distributed at the left and right in the prefabricated shear wall (1) form a stress steel bar group, and each stress steel bar group is positioned on one cross section of the prefabricated shear wall (1); the vertical steel reinforcement framework positioned on the left side in the prefabricated shear wall (1) is a left steel reinforcement framework, and the vertical steel reinforcement framework positioned on the right side in the prefabricated shear wall (1) is a right steel reinforcement framework;
the prefabricated shear wall (1) is a steel bar external shear wall or a steel bar internal shear wall, the steel bar external shear wall and the steel bar internal shear wall in the integral shear wall structure are arranged in a staggered mode, and the horizontal distance between the front vertical stressed steel bar (1-3) and the rear vertical stressed steel bar (3) in all vertical steel bar frameworks of the integral shear wall structure is the same; the distance between the left vertical steel reinforcement framework and the right vertical steel reinforcement framework in the external steel reinforcement shear wall is larger than the distance between the left vertical steel reinforcement framework and the right vertical steel reinforcement framework in the built-in steel reinforcement shear wall, the horizontal distance between the left side wall of the left steel reinforcement framework and the right side wall of the right steel reinforcement framework in the built-in steel reinforcement shear wall is d, and the clear distance between the left vertical steel reinforcement framework and the right vertical steel reinforcement framework in the external steel reinforcement shear wall is the same as d;
the upper layer and the lower layer of the shear wall boards in the integral shear wall structure are connected through a horizontal connecting structure (2), and the horizontal connecting structure (2) is arranged along the length direction of the integral shear wall structure; the horizontal connecting structure (2) comprises a grouting structure (2-1) formed by pouring grouting materials poured between two adjacent shear wall plates at the upper part and the lower part and a middle supporting structure poured in the middle of the inner side of the grouting structure (2-1), the grouting structure (2-1) is horizontally arranged and is a horizontal grouting layer arranged along the length direction of the integral shear wall structure, the cross section of the horizontal grouting layer is square, and the width of the horizontal grouting layer is the same as the thickness of the prefabricated shear wall (1); the horizontal grouting layer is connected between the upper shear wall plate and the lower shear wall plate, and the vertical height of the horizontal grouting layer is greater than L; the middle supporting structure comprises a horizontal H-shaped steel (2-2), an upper rigid protective layer and a lower rigid protective layer, the upper rigid protective layer is arranged right above the H-shaped steel (2-2), the lower rigid protective layer is arranged right below the H-shaped steel (2-2), the H-shaped steel (2-2) is arranged along the length direction of the integral shear wall structure, the upper rigid protective layer and the lower rigid protective layer are both arranged horizontally, and the upper rigid protective layer and the lower rigid protective layer are both arranged along the length direction of the integral shear wall structure; the upper wing plate and the lower wing plate of the I-shaped steel (2-2) are horizontally arranged and are arranged along the length direction of the integral shear wall structure; the upper rigid protection layer comprises a plurality of upper steel cushion blocks (2-3) which are arranged on the same horizontal plane from front to back along the length direction of the integral shear wall structure, and the upper steel cushion blocks (2-3) are welded and fixed on the upper wing plate; the lower rigid protection layer comprises a plurality of lower steel cushion blocks (2-4) which are arranged on the same horizontal plane from front to back along the length direction of the integral shear wall structure, and the lower steel cushion blocks (2-4) are welded and fixed on the lower wing plate; the upper surface of the upper rigid protection layer and the bottom surface of the lower rigid protection layer are horizontal planes, and the vertical distance between the upper surface of the upper rigid protection layer and the bottom surface of the lower rigid protection layer is not more than the vertical height of the grouting structure (2-1); the length of the horizontal connecting structure (2) and the length of the I-shaped steel (2-2) are the same as the length of the integral shear wall structure;
the two layers of shear wall boards which are adjacent up and down in the integral shear wall structure comprise an upper layer of shear wall board and a lower layer of shear wall board which is positioned right below the upper layer of shear wall board, the bottom sections of all vertical stress steel bars (1-3) in the upper layer of shear wall board are all poured in a grouting structure (2-1), and the upper sections of all vertical stress steel bars (1-3) in the lower layer of shear wall board are all poured in the grouting structure (2-1); the stressed steel bar group in the lower shear wall plate is a lower stressed steel bar group, and the stressed steel bar group in the upper shear wall plate is an upper stressed steel bar group; the upper layer stress steel bar group is uniformly distributed right above each lower layer stress steel bar group in the two layers of shear wall boards which are adjacent up and down, each lower layer stress steel bar group and one upper layer stress steel bar group which is positioned right above the lower layer stress steel bar group form a stress steel bar connection group, and four vertical stress steel bars (1-3) in each stress steel bar connection group are positioned on the same cross section of the integral shear wall structure;
the bottom section of each vertical stress steel bar (1-3) in the left steel bar framework of the upper shear wall plate is an upper left exposed section, and the bottom section of each vertical stress steel bar (1-3) in the right steel bar framework of the upper shear wall plate is an upper right exposed section; the upper section of each vertical stress steel bar (1-3) in the left steel bar framework of the lower shear wall plate is a left lower side exposed section, and the upper section of each vertical stress steel bar (1-3) in the right steel bar framework of the lower shear wall plate is a right lower side exposed section; and the upper left exposed segment and the lower left exposed segment in each stress steel bar connection group are overlapped and welded and fixed into a whole, and the upper right exposed segment and the lower right exposed segment in each stress steel bar connection group are overlapped and welded and fixed into a whole.
2. A fabricated shear wall structure according to claim 1, wherein: the left upper side exposed section and the left lower side exposed section in each stress steel bar connection group are connected to form a left steel bar connection structure, and the right upper side exposed section and the right lower side exposed section in each stress steel bar connection group are connected to form a right steel bar connection structure; the left steel bar connecting structures and the right steel bar connecting structures in each stress steel bar connecting group are symmetrically arranged, and the middle supporting structures are arranged between the left steel bar connecting structures and the right steel bar connecting structures.
3. A fabricated shear wall structure according to claim 1 or 2, wherein: the upper steel cushion blocks (2-3) and the lower steel cushion blocks (2-4) are all cubic cushion blocks.
4. A fabricated shear wall structure according to claim 3, wherein: the upper steel cushion blocks (2-3) and the lower steel cushion blocks (2-4) are horizontally arranged, and the upper steel cushion blocks (2-3) and the lower steel cushion blocks (2-4) are arranged along the thickness direction of the integral shear wall structure.
5. A fabricated shear wall structure according to claim 4, wherein: the upper wing plate and the lower wing plate of the I-shaped steel (2-2) are symmetrically arranged, the structures and the sizes of all the lower steel cushion blocks (2-4) in the lower rigid protective layer are the same, the structures and the sizes of all the upper steel cushion blocks (2-3) in the upper rigid protective layer are the same, and the structures and the sizes of the upper steel cushion blocks (2-3) and the lower steel cushion blocks (2-4) are the same; the lower steel cushion blocks (2-4) in the lower rigid protective layer are uniformly distributed, and the upper steel cushion blocks (2-3) in the upper rigid protective layer are uniformly distributed;
the left side walls of the upper steel cushion blocks (2-3) and the lower steel cushion blocks (2-4) are flush with the left side wall of the upper wing plate of the connected I-steel (2-2), and the right side walls of the upper steel cushion blocks (2-3) and the lower steel cushion blocks (2-4) are flush with the right side wall of the upper wing plate of the connected I-steel (2-2).
6. A fabricated shear wall structure according to claim 5, wherein: the distance between two upper steel cushion blocks (2-3) which are adjacent to each other in the front and back direction in the upper rigid protective layer is the same as the distance between two lower steel cushion blocks (2-4) which are adjacent to each other in the front and back direction in the lower rigid protective layer, and one lower steel cushion block (2-4) is arranged right below each upper steel cushion block (2-3) in the upper rigid protective layer; the distance between two upper steel cushion blocks (2-3) adjacent to each other in the front and back of the upper rigid protective layer is 250-350 mm, the front and back width of each upper steel cushion block (2-3) is D, the value range of D is 150-180 mm, and the thickness of each upper steel cushion block (2-3) is 50-80 mm.
7. A fabricated shear wall structure according to claim 5, wherein: the bottom surface of the lower steel cushion block (2-4) is higher than the bottom surface of the grouting structure (2-1), and the upper surface of the upper steel cushion block (2-3) is lower than the upper surface of the grouting structure (2-1); the vertical distance between the bottom surface of the lower steel cushion block (2-4) and the bottom surface of the grouting structure (2-1) where the lower steel cushion block is located and the vertical distance between the upper surface of the upper steel cushion block (2-3) and the upper surface of the grouting structure (2-1) where the upper steel cushion block is located are not more than 1 cm.
8. A fabricated shear wall structure according to claim 1 or 2, wherein: the webs of the I-shaped steel (2-2) are vertically arranged, and a plurality of horizontally arranged shearing resistant groups are arranged on the webs from top to bottom; each shearing group comprises two rows of shearing pieces (2-5) symmetrically arranged on the left side and the right side of the web plate, each row of shearing pieces (2-5) comprises a plurality of shearing pieces (2-5) arranged on the same horizontal plane from front to back along the length direction of the web plate, and each shearing piece (2-5) is horizontally arranged and is vertically arranged with the web plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921665211.1U CN211257424U (en) | 2019-09-30 | 2019-09-30 | Assembled shear wall structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921665211.1U CN211257424U (en) | 2019-09-30 | 2019-09-30 | Assembled shear wall structure |
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| Publication Number | Publication Date |
|---|---|
| CN211257424U true CN211257424U (en) | 2020-08-14 |
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| CN201921665211.1U Active CN211257424U (en) | 2019-09-30 | 2019-09-30 | Assembled shear wall structure |
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|---|---|
| CN (1) | CN211257424U (en) |
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2019
- 2019-09-30 CN CN201921665211.1U patent/CN211257424U/en active Active
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