CN111101617A - Combined anti-cracking structure of filler wall and construction method - Google Patents
Combined anti-cracking structure of filler wall and construction method Download PDFInfo
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- CN111101617A CN111101617A CN201911392651.9A CN201911392651A CN111101617A CN 111101617 A CN111101617 A CN 111101617A CN 201911392651 A CN201911392651 A CN 201911392651A CN 111101617 A CN111101617 A CN 111101617A
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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
- E04B2/562—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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Abstract
The invention relates to a combined crack-resistant structure of a filler wall, which comprises an upper floor beam, a frame column, a lower floor beam, building structural bricks, tie beams, serrated racking, spring beams, a filler wall constructional column pouring mold and a filler wall tie beam pouring mold, wherein the upper floor beam and the frame column are arranged on the upper floor beam; the upper floor beam and the lower floor beam are positioned at an upper layer and a lower layer of the structure, the frame columns are erected at two sides between the upper floor beam and the lower floor beam, and the building body structure building bricks are arranged in a structural frame formed by enclosing the upper floor beam, the lower floor beam and the structural columns; a serrated racking is reserved between the frame column and the building structural building brick, and a tie beam is reserved at the upper part of the serrated racking; the top of the building brick of the building body structure is provided with a spring beam. The invention has the beneficial effects that: the invention adopts a hexagonal building body structure, the pores are filled with the micro-expansion concrete, the hexagon has good ductility, and the building body provides certain tensile resistance after the micro-expansion concrete is filled, so that the generation of cracks of the building body can be well prevented.
Description
Technical Field
The invention relates to a filler wall structure, in particular to a filler wall combined anti-cracking structure and a construction method.
Background
With the rapid development of social economy in China, the proportion of high-rise buildings in urban construction is continuously increased, and the high-rise buildings are designed with frames as main bodies and filled walls as auxiliary bodies, so that the application is wide. Because the factors such as load are considered during the design of the building, the filling wall is mainly made of light building blocks. After the filling wall with the frame structure is constructed and whitewashed, the use and the attractiveness of a house are directly influenced due to the common vertical, horizontal and oblique crack phenomena of different degrees caused by various reasons, and particularly, the outer wall surface can also leak to influence the use function in heavy rain. At present, a frame infilled wall is mostly built by adopting a plurality of small hollow building blocks or perforated bricks and is connected with a main structure through a certain number of tie bars, but the structure has certain defects, in terms of structural stress performance, due to the problem of building quality, the overall performance of the infilled wall is poor, and the infilled wall is easy to slip and damage of a building mortar layer under the action of an earthquake, in the prior art, a reinforced concrete frame structure is a lateral force resistant structure widely used for buildings such as hotels, schools, office buildings and the like, the frame infilled wall is a surrounding wall and a partition wall of a frame structure house, generally a non-bearing wall, the frame structure is found to be serious in 5.12 Wen earthquake damage investigation, wherein a great part of the frame structure is caused by the influence of the arrangement of the infilled wall on the overall rigidity of the structure, namely the infilled wall and the main structure collide with each other during the earthquake, and the influence of the rigidity of the partition wall cannot be accurately considered in design, the main structure of the frame is damaged, and the frame structure is widely applied in China at present, so that the reinforcing work of the frame filling wall is particularly important. The invention provides a new solution for solving the problems by finding out from macroscopic earthquake damage and experimental research that the frame infilled wall cracks and collapses under the action of an earthquake mainly due to the insufficient shear strength and deformation capacity of the frame infilled wall.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provides a filler wall combined anti-cracking structure and a construction method.
The composite crack-resistant structure of the filled wall comprises an upper floor beam, a frame column, a lower floor beam, building structural bricks, tie beams, serrated racking, spring beams, a pouring mold for the constructional columns of the filled wall and a pouring mold for the tie beams of the filled wall; the upper floor beam and the lower floor beam are positioned at an upper layer and a lower layer of the structure, the frame columns are erected at two sides between the upper floor beam and the lower floor beam, and the building body structure building bricks are arranged in a structural frame formed by enclosing the upper floor beam, the lower floor beam and the structural columns; a serrated racking is reserved between the frame column and the building structural building brick, and a tie beam is reserved at the upper part of the serrated racking; the top of the building brick of the building body structure is provided with a spring beam; reinforcing steel wire meshes are arranged at the parts where the frame columns and the building structure brickwork are removed, and dog-tooth bricks are arranged between the building structure brickwork and the upper floor beam;
the filler wall tie beam pouring mold comprises a frame column, an upper floor beam, an upper truss, a lower truss, I-shaped steel, a connecting wood block, a template support, a side mold support nut bolt and an embedded part; the I-steel is positioned between the upper floor beam and the upper truss and connected in a welding mode; the lower layer truss is connected with the embedded part; the formwork support is fixedly connected between the upper layer truss and the lower layer truss through a connecting wood block, and the side mold support is erected between the upper layer truss and the lower layer truss and is fixedly connected through a side mold support nut bolt;
the filler wall constructional column pouring mold comprises building structure bricks, a constructional column template, exposed steel bars, stirrups, a template fixing frame, a template supporting frame, constructional column template fixing bolts, constructional column template fixing nuts and bottom structural bricks; bottom structural bricks are built at the bottoms of the building structural bricks; the structure column template is arranged on one side of the building structure brickwork, and exposed steel bars and stirrups are arranged in the structure column template; template fixing frames are arranged on the outer sides of the structural column templates at equal intervals, the template fixing frames are reinforced through template supporting frames, and the template supporting frames penetrate through the template fixing frames and are fixed; the template fixing frame and the structural column template are fixed through a structural column template fixing bolt and a structural column template fixing nut.
Preferably, the method comprises the following steps: building bricks of a building structure into a hexagonal structure, wherein the angle between the lower oblique edge of the hexagon and the horizontal plane is not less than 75 degrees, the angle between the upper oblique edge of the hexagon and the horizontal plane is not less than 75 degrees, and an opening window is reserved in the middle of the building structure bricks; filling micro-expansion concrete in a gap between building structural bricks and a structural frame; the serrated racking is distributed in a serrated manner, a serrated racking steel wire grid is arranged at the part, in contact with the building structural brick, of the serrated racking upper part, one end of the serrated racking steel wire grid is connected with the frame column, and the other end of the serrated racking steel wire grid extends into the building structural brick; the part of tie beam lower extreme and horse tooth raft contact is provided with tie beam steel wire grid, and the length that the tie beam steel wire grid gos deep into building body structure bricklaying is greater than horse tooth raft steel wire grid.
Preferably, the method comprises the following steps: the lateral I-steel is arranged on the inner side of the frame column, the stiffening rib is also arranged on the inner side of the frame column, and the lateral I-steel and the stiffening rib are positioned on the same vertical line; the internal transverse truss and the internal vertical truss are respectively arranged on two sides of a building body structure bricklaying, namely the front side and the back side, and the internal transverse truss is reinforced through the connecting block.
Preferably, the method comprises the following steps: a hole is reserved in the upper floor beam, and one end of the spring penetrates into the hole and is reinforced through an expansion bolt and a nut; the other end of the spring is inserted into the spring beam, and a spring beam steel wire grating is arranged between the spring beam and the building structure bricklaying.
Preferably, the method comprises the following steps: the upper-layer truss is connected and fixed with the frame column through an upper-layer fixing screw rod, an upper-layer fixing bolt and an upper-layer fixing nut, the upper-layer fixing nut extends into the frame column, the upper-layer fixing screw rod is arranged on the upper-layer truss, and the upper-layer fixing nut and the upper-layer fixing screw rod are connected and fixed together through the upper-layer fixing bolt; the lower floor truss passes through the built-in fitting connection to be fixed on the frame post, and the built-in fitting includes splint, buried bolt in advance, lower floor's dead lever, mount, built-in fitting bolt and built-in fitting nut, and buried bolt in advance is pre-buried among the frame post, and splint are laid on frame post surface, and the splint are connected through the welded mode to the mount, and the built-in fitting bolt gos deep into buried bolt in advance, and the built-in fitting nut is connected with buried bolt in advance, and lower floor's dead lever is fixed in the built.
Preferably, the method comprises the following steps: the structure column template comprises reserved holes, a front template, a middle template, a rear template and fixing columns, the front template, the middle template and the rear template are fixedly connected through welding, the reserved holes are formed in the upper portions of the middle template and the upper portions of the rear template, and the fixing columns are arranged on the lower portions of the middle template and the rear template.
Preferably, the method comprises the following steps: the fixed column is fixed on the lower parts of the middle template and the rear template through the expansion bolt hole and the expansion bolt; the structure column template is spliced on one side of the wall structure brick in a segmented mode, and the spliced position is connected with the reserved hole in a matched mode through the fixing column.
The construction method of the infilled wall combined anti-crack structure comprises the following construction steps:
1) under the condition that the upper-layer floor beam, the frame column and the lower-layer floor beam are poured, serrated racking is arranged on two sides of the frame column and distributed in a serrated manner, and serrated racking steel wire gratings are arranged at corresponding positions of the frame columns on two sides;
2) then, a tie beam template is built; arranging embedded parts: embedding the embedded bolt in the frame column, laying a clamping plate on the surface of the frame column, connecting the fixing frame and the clamping plate in a welding mode, inserting the embedded part bolt into the embedded bolt, connecting the embedded part bolt with an embedded part nut, fixing a lower-layer fixing rod in the embedded part bolt, and preparing to be connected with a lower-layer truss;
3) welding I-steel with an upper floor beam, and connecting the I-steel with an upper truss, wherein the upper truss is connected with a frame column through an upper fixing screw, an upper fixing bolt and an upper fixing nut so as to fix the upper truss; after the upper and lower layers of trusses are fixed, the internal structure of the formwork is erected, the formwork support and the side formwork support are arranged, the formwork support is fixed through a connecting wood block, the side formwork support is fixed through a side formwork support nut bolt, and finally the side formwork is installed;
4) holes are preset in the upper floor beam; fixing one end of a spring on the upper floor beam through an expansion bolt and a nut, connecting the other end of the spring with the spring beam, arranging a spring beam steel wire grating, setting a tie beam and a tie beam steel wire grating, and filling micro-expansion concrete; building bottom structure bricks, building a building body into a hexagon by using building body structure bricks on the basis of the bottom structure bricks, and reserving positions of an opening window and a structure column at corresponding positions of the building body;
5) arranging exposed steel bars and stirrups on one end of a wall structure brick and the position basis of a constructional column, and after finishing arranging the steel bars, starting to set up a structural column template; prefabricating a structural column template: welding a front template, a middle template and a rear template, presetting reserved holes at the upper parts of the middle template and the rear template, arranging fixed columns at the lower parts of the middle template and the rear template, reserving expansion bolt holes at the lower parts of the fixed columns and the templates, and connecting and fixing the fixed columns and the templates by using expansion bolts;
6) building a structural column template: the structure column template adopts a nesting mode, and one section of the structure column template is nested; after the sheathing and embedding of the structural column template is completed, template fixing frames are arranged on the outer side of the structural column template at equal intervals, the template fixing frames are reinforced through template supporting frames, and the template supporting frames penetrate through the template fixing frames and are fixed; the contact part of the template fixing frame and the structural column template is reinforced by a structural column template fixing nut and a structural column template fixing bolt;
7) pouring a constructional column, arranging lateral I-shaped steel on the inner side of the frame column, arranging a stiffening rib on the inner side of the frame column, and enabling the lateral I-shaped steel and the stiffening rib to be in the same vertical line; the internal transverse truss and the internal vertical truss are arranged on two sides, namely the front side and the back side, of the building brick of the building body structure, and the internal transverse truss is reinforced through a connecting block; and finishing the construction of the combined anti-cracking structure of the filler wall.
The invention has the beneficial effects that:
1. the invention adopts a hexagonal building body structure, the pores are filled with the micro-expansion concrete, the hexagon has good ductility, and the building body provides certain tensile resistance after the micro-expansion concrete is filled, so that the generation of cracks of the building body can be well prevented.
2. The tie beam is built by adopting the semi-suspended template, so that compared with the method of building the template from the ground, a lot of construction materials are saved, the construction steps are simple and convenient, manpower and material resources are saved, and the method has good economic and technical benefits.
3. The pouring mold for the constructional column of the filler wall is erected in a sleeving and embedding mode, is convenient to erect and simple in structure, can be prefabricated and erected on site, saves manpower and material resources, and has good technical and economic benefits.
Drawings
FIG. 1 is an overall schematic view of a combined crack resistant structure of a infill wall;
FIG. 2 is a schematic view of an upper floor beam and spring attachment arrangement;
FIG. 3 is a schematic view of a reinforcing wire mesh structure and a dog-tooth brick inside a frame column;
FIG. 4 is a schematic overall front view of a filler wall tie beam casting mold;
FIG. 5 is a schematic view of an embedded part of a filler wall tie beam pouring mold;
FIG. 6 is a schematic side view of the integral infilled wall tie beam casting mold;
FIG. 7 is a general schematic view of a infilled wall constructional column casting mould;
FIG. 8 is a schematic diagram of the structural column form structure;
FIG. 9 is a schematic view of a fixed column connection at the bottom of a structural column template;
fig. 10 is a schematic view of a combined crack-resistant structure reinforcement structure of the infill wall.
Description of reference numerals: 1-upper floor beam; 2-frame columns; 3-lower floor beam; 4-opening an account window; 5-building bricks in a building structure; 6-tying a beam; 7-a steel wire grid of the tie beam; 8-serrated racking; 9-serrated racking wire grating; 10-micro-expansive concrete; 11-a spring beam; 12-spring beam wire grid; 13-a spring; 14-expansion bolt and nut; 15-dog tooth brick; 16-reinforcing a steel wire mesh; 17-i-section steel; 18-a lower truss; 19-a template holder; 20-connecting wood blocks; 21-side form support; 22-upper truss; 23-side form support nut and bolt; 24-upper layer fixing bolt; 25-upper layer fixing screw; 26-upper layer fixing screw cap; 27-an embedded part; 28-clamping plate; 29-embedding bolts; 30-lower layer fixing rod; 31-a fixing frame; 32-embedment bolts; 33-embedment nuts; 34-side forms; 35-side i-section steel; 36-a stiffener; 37-internal transverse girders; 38-internal vertical truss; 39-connecting block; 40-structural column template; 41-bare steel bars; 42-stirrup; 43-bottom structural brick; 44-template fixing frame; 45-formwork support; 46-constructional column template fixing screw cap; 47-constructional column template fixing bolts; 48-reserving holes; 49-front form; 50-middle template; 51-a rear template; 52-fixed column; 53-expansion bolt hole; 54-expansion bolts.
Detailed Description
The present invention will be further described with reference to the following examples. The following examples are set forth merely to aid in the understanding of the invention. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
According to fig. 1, in the condition that upper floor roof beam 1, frame post 2, lower floor roof beam 3 (upper floor roof beam 1 and lower floor roof beam 3 be located two-layer about the structure, for the structure that exists originally) all pour, arrange serrated racking 8, serrated racking 8 arranges in frame post 2 both sides, is the cusp and distributes to corresponding position at the frame post 2 of both sides sets up serrated racking steel wire grid 9.
And building a tie beam template according to the steps shown in fig. 4, 5 and 6. Arranging the embedded part 27: the embedded bolts 29 are embedded in the frame columns 2, the clamping plates 28 are laid on the surfaces of the frame columns 2, the fixing frames 31 are connected with the clamping plates 28 in a welding mode, the embedded part bolts 32 penetrate into the embedded bolts 29, the embedded part bolts 32 are connected with embedded part nuts 33, and the lower fixing rods 30 are fixed in the embedded part bolts 32 and are ready to be connected with the lower trusses 18.
As shown in fig. 4, 5 and 6, the i-beam 17 is welded to the upper floor beam 1 and is connected to the upper truss 22, and the upper truss 22 is connected to the frame column 2 through the upper fixing screw 24, the upper fixing bolt 26 and the upper fixing nut 25 to fix the upper truss 22. After the upper-layer truss and the lower-layer truss are fixed, the internal structure of the formwork begins to be built, the formwork support 19 and the side formwork support 21 are arranged, the formwork support 19 is fixed through the connecting wood block 20, the side formwork support 21 is fixed through the side formwork support nut bolt 23 and provides certain vertical supporting force, and finally the side formwork 34 is installed.
According to the drawings of fig. 1 and 2, holes are preset in the upper floor beam 1 to facilitate the next construction step. The spring 13 is fixed on the upper floor beam 1 through an expansion bolt and a nut 14, the spring 13 is connected with the spring beam 11, a spring beam steel wire grid 12 is arranged, the tie beam 6 and the tie beam steel wire grid 7 are arranged, and then micro-expansion concrete 10 is filled. And then building bottom structure bricks 43 to ensure stability, building a building body into a hexagon by using building body structure bricks 5 on the basis of the bottom structure bricks 43, and reserving the positions of the window 4 and the structural column at the corresponding positions of the building body.
According to fig. 7, 8 and 9, the exposed steel bars 41 and stirrups 42 are arranged at one end of the wall structural brick 5 and on the basis of the position of the structural column, and after the arrangement of the steel bars is completed, the construction of the structural column formwork 40 can be started. Prefabricated structural column formwork 40: welding a front template 49, a middle template 50 and a rear template 51, presetting reserved holes 48 at the upper parts of the middle template 50 and the rear template 51, arranging fixed columns 52 at the lower parts of the middle template 50 and the rear template 51, reserving expansion bolt holes 53 at the fixed columns 52 and the lower parts of the templates, and connecting and fixing by using expansion bolts 54.
As shown in fig. 7, a structural column template 40 is built: the structural column template 40 adopts a nesting mode, and nesting is carried out on a section. After the sheathing and embedding of the structural column template 40 is completed, a circle of template fixing frames 44 are arranged at intervals of half a meter outside the structural column template 40, the template fixing frames 44 are reinforced by template supporting frames 45, and the template supporting frames 45 penetrate through the template fixing frames 44 and are fixed. The portion of the template holder 44 in contact with the structural column template 40 is reinforced by structural column template fixing nuts 46, structural column template fixing bolts 47.
According to fig. 10, the construction column is poured, the side i-beams 35 are arranged inside the frame column 2, and the stiffening ribs 36 are also arranged inside the frame 2, both in the same vertical line. The inner cross girders 37 and the inner vertical girders 38 are arranged on both sides, i.e., the front and back, of the building construction brickwork 5, and the inner cross girders 37 are reinforced by connecting blocks 39. Thus, the infill wall combined crack resistant structure is completed.
Claims (8)
1. The utility model provides a crack structure is split in infilled wall combination which characterized in that: the building structure comprises an upper floor beam (1), a frame column (2), a lower floor beam (3), building structure bricks (5), tie beams (6), serrated racking (8), spring beams (11), a filler wall constructional column pouring mold and a filler wall tie beam pouring mold; the upper floor beam (1) and the lower floor beam (3) are positioned at an upper layer and a lower layer of the structure, the frame columns (2) are erected at two sides between the upper floor beam (1) and the lower floor beam (3), and the building body structure bricks (5) are arranged in a structural frame formed by enclosing the upper floor beam (1), the lower floor beam (3) and the structural columns (2); a serrated racking (8) is reserved between the frame column (2) and the building structure bricklaying (5), and a tie beam (6) is reserved at the upper part of the serrated racking (8); the top of the building structure brick (5) is provided with a spring beam (11); a reinforced steel wire mesh (16) is arranged at the part where the frame column (2) and the building structure brickwork (5) are released, and dog-tooth bricks (15) are arranged between the building structure brickwork (5) and the upper floor beam (1);
the filling wall tie beam pouring mold comprises a frame column (2), an upper-layer floor beam (1), an upper-layer truss (22), a lower-layer truss (18), I-shaped steel (17), a connecting wood block (20), a template support (19), a side mold support (21), a side mold support nut bolt (23) and an embedded part (27); the I-shaped steel (17) is positioned between the upper floor beam (1) and the upper truss (22) and is connected in a welding mode; the lower-layer truss (18) is connected with the embedded part (27); the formwork support (19) is fixedly connected between the upper layer truss and the lower layer truss through a connecting wood block (20), and the side mould support (21) is erected between the upper layer truss (22) and the lower layer truss (18) and is fixedly connected through a side mould support nut bolt (23);
the pouring mold for the constructional column of the filler wall comprises building structure bricks (5), a structural column template (40), exposed steel bars (41), stirrups (42), a template fixing frame (44), a template support frame (45), constructional column template fixing bolts (47), constructional column template fixing nuts (46) and bottom structural bricks (43); a bottom structural brick (43) is built at the bottom of the building structural brick (5); the structure column template (40) is arranged on one side of the building structure brickwork (5), and exposed steel bars (41) and stirrups (42) are arranged in the structure column template (40); template fixing frames (44) are arranged on the outer sides of the structural column templates (40) at equal intervals, the template fixing frames (44) are reinforced through template supporting frames (45), and the template supporting frames (45) penetrate through the template fixing frames (44) and are fixed; the template fixing frame (44) and the structural column template (40) are fixed through a structural column template fixing bolt (47) and a structural column template fixing nut (46).
2. The infilled wall combined crack resistant structure of claim 1, wherein: building the building structure bricks (5) into a hexagonal structure, wherein the angle between the lower oblique edge of the hexagon and the horizontal plane is not less than 75 degrees, the angle between the upper oblique edge of the hexagon and the horizontal plane is not less than 75 degrees, and an opening window (4) is reserved in the middle of each building structure brick (5); micro-expansion concrete (10) is filled in a gap between the building structure bricks (5) and the structural frame; the serrated racking (8) is distributed in a serrated manner, a serrated racking steel wire grating (9) is arranged at the part, contacted with the building structure bricklaying (5), of the upper part of the serrated racking (8), one end of the serrated racking steel wire grating (9) is connected with the frame column (2), and the other end of the serrated racking steel wire grating extends into the building structure bricklaying (5); the part of the lower end of the tie beam (6) contacting with the serrated racking (8) is provided with a tie beam steel wire grating (7), and the length of the tie beam steel wire grating (7) penetrating into the building structure bricklaying (5) is greater than the serrated racking steel wire grating (9).
3. The infilled wall combined crack resistant structure of claim 1, wherein: the lateral I-shaped steel (35) is arranged on the inner side of the frame column (2), the stiffening rib (36) is also arranged on the inner side of the frame column (2), and the lateral I-shaped steel (35) and the stiffening rib (36) are positioned on the same vertical line; the internal transverse truss (37) and the internal vertical truss (38) are respectively arranged on the two sides, namely the front side and the back side, of the building structure brickwork (5), and the internal transverse truss (37) is reinforced through a connecting block (39).
4. The infilled wall combined crack resistant structure of claim 1, wherein: a hole is reserved in the upper floor beam (1), and one end of the spring (13) penetrates into the hole and is reinforced through an expansion bolt and a nut (14); the other end of the spring (13) is inserted into the spring beam (11), and a spring beam steel wire grid (12) is arranged between the spring beam (11) and the building structure bricks (5).
5. The infilled wall combined crack resistant structure of claim 1, wherein: the upper-layer truss (22) is connected and fixed with the frame column (2) through an upper-layer fixing screw rod (24), an upper-layer fixing bolt (25) and an upper-layer fixing nut (26), the upper-layer fixing nut (26) extends into the frame column (2), the upper-layer fixing screw rod (24) is arranged on the upper-layer truss (22), and the upper-layer fixing nut (26) and the upper-layer fixing screw rod (24) are connected and fixed together through the upper-layer fixing bolt (25); the lower-layer truss (18) is connected and fixed on the frame column (2) through the embedded part (27), the embedded part (27) comprises a clamping plate (28), an embedded bolt (29), a lower-layer fixing rod (30), a fixing frame (31), an embedded part bolt (32) and an embedded part nut (33), the embedded bolt (29) is embedded in the frame column (2), the clamping plate (28) is laid on the surface of the frame column (2), the fixing frame (31) is connected with the clamping plate (28) in a welding mode, the embedded part bolt (32) penetrates into the embedded bolt (29), the embedded part nut (33) is connected with the embedded bolt (29), and the lower-layer fixing rod (30) is fixed in the embedded part bolt (32) and is connected with the lower-layer truss (18).
6. The infilled wall combined crack resistant structure of claim 1, wherein: the structure column template (40) comprises reserved holes (48), a front template (49), a middle template (50), a rear template (51) and fixing columns (52), the front template (49), the middle template (50) and the rear template (51) are fixedly connected through welding, the reserved holes (48) are formed in the upper portions of the middle template (50) and the rear template (51), and the fixing columns (52) are arranged on the lower portions of the middle template (50) and the rear template (51).
7. The infilled wall combined crack resistant structure of claim 6, wherein: the fixed column (52) is fixed at the lower parts of the middle template (50) and the rear template (51) through an expansion bolt hole (53) and an expansion bolt (54); the structural column template (40) is spliced on one side of the wall structural brick (5) in sections, and the spliced part is connected with the reserved hole (48) in a matching way through a fixed column (52).
8. A construction method of a infilled wall combined crack resistant structure according to claim 1, characterized by comprising the following construction steps:
1) under the condition that the upper-layer floor beam (1), the frame columns (2) and the lower-layer floor beam (3) are poured, serrated racking (8) are arranged on two sides of the frame columns (2) and distributed in a serrated manner, and serrated racking steel wire gratings (9) are arranged at corresponding positions of the frame columns (2) on the two sides;
2) then, a tie beam template is built; arranging an embedded part (27): embedding embedded bolts (29) in a frame column (2), laying a clamping plate (28) on the surface of the frame column (2), connecting a fixing frame (31) with the clamping plate (28) in a welding mode, penetrating embedded part bolts (32) into the embedded bolts (29), connecting the embedded part bolts (32) with embedded part screw caps (33), fixing lower-layer fixing rods (30) in the embedded part bolts (32) and preparing to be connected with a lower-layer truss (18);
3) welding an I-shaped steel (17) with an upper floor beam (1) and connecting the I-shaped steel with an upper truss (22), wherein the upper truss (22) is connected with a frame column (2) through an upper fixing screw rod (24), an upper fixing bolt (26) and an upper fixing nut (25) so as to fix the upper truss (22); after the upper-layer truss and the lower-layer truss are fixed, the internal structure of the formwork is erected, a formwork support (19) and a side formwork support (21) are arranged, the formwork support (19) is fixed through a connecting wood block (20), the side formwork support (21) is fixed through a side formwork support nut bolt (23), and finally a side formwork (34) is installed;
4) holes are preset in the upper floor beam (1); one end of a spring (13) is fixed on the upper floor beam (1) through an expansion bolt and a nut (14), the other end of the spring (13) is connected with a spring beam (11) and is provided with a spring beam steel wire grating (12), a tie beam (6) and a tie beam steel wire grating (7) are arranged, and then micro-expansion concrete (10) is filled; building bottom structural bricks (43), building a building body into a hexagon by using building body structural bricks (5) on the basis of the bottom structural bricks (43), and reserving positions of an opening window (4) and a structural column at corresponding positions of the building body;
5) arranging exposed steel bars (41) and stirrups (42) on one end of a wall structure brick (5) and the position basis of a constructional column, and after finishing arranging the steel bars, starting to set up a structural column template (40); prefabricating a structural column template (40): welding a front template (49), a middle template (50) and a rear template (51), presetting reserved holes (48) at the upper parts of the middle template (50) and the rear template (51), arranging fixing columns (52) at the lower parts of the middle template (50) and the rear template (51), reserving expansion bolt holes (53) at the lower parts of the fixing columns (52) and the templates, and connecting and fixing the fixing columns and the templates by using expansion bolts (54);
6) building a structural column template (40): the structure column template (40) adopts a nesting mode, and nesting is carried out on a section; after the sheathing and embedding of the structure column template (40) are completed, template fixing frames (44) are arranged on the outer side of the structure column template (40) at equal intervals, the template fixing frames (44) are reinforced through template supporting frames (45), and the template supporting frames (45) penetrate through the template fixing frames (44) and are fixed; the contact part of the template fixing frame (44) and the structural column template (40) is reinforced by a structural column template fixing nut (46) and a structural column template fixing bolt (47);
7) pouring the constructional column, arranging lateral I-shaped steel (35) on the inner side of the frame column (2), arranging a stiffening rib (36) on the inner side of the frame column (2), and enabling the two to be located on the same vertical line; the internal transverse truss (37) and the internal vertical truss (38) are arranged on two sides, namely the front side and the back side, of the building structure brickwork (5), and the internal transverse truss (37) is reinforced through a connecting block (39); and finishing the construction of the combined anti-cracking structure of the filler wall.
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| CN201911392651.9A CN111101617A (en) | 2019-12-30 | 2019-12-30 | Combined anti-cracking structure of filler wall and construction method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113931351A (en) * | 2021-09-29 | 2022-01-14 | 永铭集团有限公司 | Crack-resistant structure for space between filler wall and horizontal bearing structure and wall surface and construction method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113931351A (en) * | 2021-09-29 | 2022-01-14 | 永铭集团有限公司 | Crack-resistant structure for space between filler wall and horizontal bearing structure and wall surface and construction method thereof |
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