CN103243837B - Construction and construction method exclusively used in composite shear wall structure filler wall - Google Patents
Construction and construction method exclusively used in composite shear wall structure filler wall Download PDFInfo
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- CN103243837B CN103243837B CN201310194391.0A CN201310194391A CN103243837B CN 103243837 B CN103243837 B CN 103243837B CN 201310194391 A CN201310194391 A CN 201310194391A CN 103243837 B CN103243837 B CN 103243837B
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Abstract
The invention relates to a construction and a construction method exclusively used in a composite shear wall structure filler wall. The construction comprises an inside concrete layer, an outside concrete layer and a steel wire frame heat preservation sandwich plate wrapped in the middle of the two concrete layers. The construction is characterized by further comprising an anti-cracking connecting piece arranged on a joint of the inside concrete layer and an inside concrete layer of a wall room of a main structure, wherein the inside concrete layer is connected and fixed with the inside concrete layer of the wall room of the main structure through the anti-cracking connecting piece, an anti-cracking net or a separation gap are further arranged on an outside concrete layer of the filler wall, and fillers are arranged in the separation gap. The construction method includes: customized production of the steel wire frame heat preservation sandwich plate; preparation work of colligation of steel bars on a construction site; formwork erection; pouring of concrete; formwork removal; and separation gap cutting. The construction and the construction method exclusively used in the composite shear wall structure filler wall has the advantages of avoiding shrinkage cracks of the outside concrete layer by measures of arranging the separation gap, the anti-cracking connecting piece and the anti-cracking net and the like, overcoming the problems in the prior art well, saving construction time, and reducing cost.
Description
Technical field
The present invention relates to field of house buildings, particularly a kind of structure and construction method being exclusively used in composite shear wall structure infilled wall.
Background technology
When Cast-in-situs type compound concrete shear wall is constructed, the traditional method at infilled wall position is after main body wall body construction, adopts the material such as masonry, sheet material to carry out secondary and builds by laying bricks or stones and carry out insulation layer construction.Above-mentioned technique is different because of different materials modulus of elasticity, can produce shrinkage crack and exterior trim surface layer way disunity at body of wall handing-over position; Infilled wall carries out after main body construction completes, and significantly extends the duration; Insulation layer causes poor durability because topping is thinner; Body of wall inside connects weak, easily comes off when earthquake.
Summary of the invention
The object of this invention is to provide a kind of structure being exclusively used in composite shear wall structure infilled wall and the construction method that do not participate in the effects such as the stressed but satisfied insulation of agent structure, heat insulation, sound insulation, maintenance.
In order to complete above-mentioned purpose, the technical solution used in the present invention is:
A kind of structure being exclusively used in composite shear wall structure infilled wall, comprise layer of concrete inside infilled wall, layer of concrete and be coated on middle infilled wall steel wire net rack insulation sandwich board by both concrete layers outside infilled wall, inside infilled wall, layer of concrete connects with agent structure wall indoor body of wall, outside infilled wall, layer of concrete connects with agent structure wall outside layer of concrete, infilled wall steel wire net rack insulation sandwich board connects with agent structure wall steel wire net rack insulation sandwich board, also comprise the anticracking connector being arranged on layer of concrete and body of wall junction, agent structure wall indoor inside infilled wall, inside infilled wall, layer of concrete and agent structure wall indoor body of wall are connected by anticracking connector and fix, outside infilled wall, layer of concrete is also provided with anti-cracking net or partitioning slot, in partitioning slot, be provided with filler, the thickness of described infilled wall warming plate is more than or equal to the thickness of agent structure wall heat-insulating board, the thickness of the layer of concrete of infilled wall both sides is less than or equal to the thickness of the layer of concrete of agent structure wall both sides, and the thickness of infilled wall is determined by the thickness of adjustment infilled wall warming plate.
Described anti-cracking net comprises reserved anti-cracking net or additional anti-cracking net, and described reserved anti-cracking net is extended to insert in the layer of concrete of agent structure wall outside and fix with the outside welded steel fabric colligation of agent structure wall by the outside welded steel fabric of infilled wall steel wire net rack insulation sandwich board and formed; Described additional anti-cracking net is the steel bar welding net being arranged on separately layer of concrete and layer of concrete junction, agent structure wall outside outside infilled wall, adds anti-cracking net and the outside welded steel fabric of infilled wall steel wire net rack insulation sandwich board and the outside welded steel fabric colligation of agent structure wall and fixes.
Described anticracking connector is steel bar welding net or anticracking reinforcing bar, the steel bar welding that described steel bar welding net is less than 4mm by diameter is connected into the net structure of spacing 50mm ~ 100mm, described anticracking reinforcing bar is diameter 6mm or 8mm and the reinforcement ratio reinforcing bar that is less than 0.1%, and the length that described anticracking connector stretches into agent structure wall indoor layer of concrete is 100mm ~ 200mm.
Described partitioning slot is one and is arranged on the junction of infilled wall outside layer of concrete and agent structure wall outside layer of concrete, and the section configuration of described partitioning slot is del wide outside and narrow inside, and its degree of depth is 10mm ~ 30mm, and width is 10mm ~ 30mm.
Described partitioning slot is that the spacing of multiple and every two partitioning slot is less than 25m, and the section configuration of described partitioning slot is del wide outside and narrow inside, and its degree of depth is 10mm ~ 30mm, and width is 10mm ~ 30mm.
Filler in described partitioning slot is exterior wall elasticity building gap-filling glue or the dividing strips such as polyurethane, the section of described dividing strip is del wide outside and narrow inside, respectively be provided with one at the lateral surface two ends of dividing strip to projecting inward strip waterstop, the material of described dividing strip is the flexible rubber of band or plastics.
Inside described infilled wall, the thickness of layer of concrete is consistent with the thickness of layer of concrete outside infilled wall and be all 40mm ~ 60mm, inside infilled wall, the strength grade of layer of concrete is identical with agent structure body of wall, and outside described infilled wall, the strength grade of layer of concrete is at least 20MPa.
Described infilled wall steel wire net rack insulation sandwich board comprises infilled wall warming plate and is arranged on the infilled wall welded steel fabric of its both sides, is provided with multiple infilled wall oblique cutting reinforcing bar and intersects fixing between two-layer infilled wall welded steel fabric with infilled wall warming plate;
Described infilled wall warming plate is made up of materials such as EPS, XPS, rock wool, phenolic resins, and its thickness is at least the thickness of agent structure wall insulated board;
The steel bar welding that described infilled wall welded steel fabric is 2.5mm ~ 4mm by diameter is connected into the net structure that spacing is 50mm or 75mm or 100mm, and described reinforcing bar takes galvanized anticorrosive to lose process.
Construction method is:
The construction method in pouring concrete frame structure house after precast composite slab mould body of wall, its feature comprises the following steps:
A, customized production infilled wall steel wire net rack insulation sandwich board: require to include the thickness of infilled wall warming plate, the specification of infilled wall welded steel fabric, the density of infilled wall oblique cutting reinforcing bar, the reserved length of anti-cracking net, the planar dimension customized production infilled wall steel wire net rack insulation sandwich board of infilled wall steel wire net rack insulation sandwich board according to construction drawing;
B, the reinforcing bar binding preparation of job site: first the reinforcing bar of the steel bar stress of agent structure wall and steel wire net rack insulation sandwich board is carried out colligation, then infilled wall steel wire net rack insulation sandwich board is placed on corresponding position, with anticracking connector, the reinforcing bar binding of infilled wall steel wire net rack insulation sandwich board with agent structure wall steel wire net rack insulation sandwich board is connected again, infilled wall welded steel fabric and adjacent agent structure wall both sides welded steel fabric also colligation are fixed together, then at the wall part not arranging partitioning slot, reserved anti-cracking net or additional anti-cracking net are carried out colligation fix,
C, install template: install template outward simultaneously at agent structure wall, infilled wall and put in place by formwork erection and carry out the fixing of split bolt;
D, concreting: take following three kinds of methods to carry out concreting respectively depending on execution conditions and situation: outside infilled wall, layer of concrete is the in advance pre-outside built in infilled wall steel wire net rack insulation sandwich board, build the layer of concrete of layer of concrete inside infilled wall and agent structure outer both sides within the walls at the construction field (site) simultaneously;
Inside and outside infilled wall, the layer of concrete of the layer of concrete of both sides and agent structure outer both sides is within the walls built at the construction field (site) simultaneously;
First the concreting of agent structure outer both sides is within the walls completed at the construction field (site), then secondary is carried out to the concrete of both sides inside and outside infilled wall build or spray and smear microdilatancy pea gravel concreten;
E, form removable: template is removed one by one and reclaims;
F, cutting partitioning slot: after concreting final set, go out partitioning slot with instruments such as toothless saws at the cut surface of the infilled wall outside layer of concrete not arranging anti-cracking net, when arranging multiple partitioning slot, the spacing of every two partitioning slot is less than 25m, the section configuration of partitioning slot is del wide outside and narrow inside, its degree of depth is 10mm ~ 30mm, width is 10mm ~ 30mm, and builds gap-filling glue shutoff by the exterior walls such as polyurethane elasticity.
Install in template described in step C, formwork erection is put in place carry out split bolt fixing after, with double faced adhesive tape, dividing strip is fixed in the outside template of agent structure wall and infilled wall intersection; When arranging multiple dividing strip, each dividing strip is positioned at its design attitude and the spacing of every two dividing strips is less than 25m.
The invention has the beneficial effects as follows: the shrinkage crack avoiding outside layer of concrete by arranging the measures such as partition seam, anticracking connector, anti-cracking net, thus solve well body of wall handing-over position easily produce shrinkage crack, exterior trim surface layer way disunity, insulation layer poor durability, caducous problem during earthquake, saves the duration, reduces costs.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation arranging vertical partition seam between infilled wall of the present invention and different-thickness agent structure body of wall.
Fig. 3 is the structural representation of partitioning slot in Fig. 1.
Fig. 4 is the structural representation arranging dividing strip in Fig. 3 in partitioning slot.
Fig. 5 is the structural representation arranging reserved anti-cracking net in embodiment 4 between infilled wall of the present invention and same thickness agent structure body of wall.
Fig. 6 is the structural representation arranging reserved anti-cracking net in embodiment 4 between infilled wall of the present invention and different-thickness agent structure body of wall.
Fig. 7 is the structural representation arranging additional anti-cracking net in embodiment 5 between infilled wall of the present invention and same thickness agent structure body of wall.
Fig. 8 is the structural representation arranging additional anti-cracking net in embodiment 5 between infilled wall of the present invention and different-thickness agent structure body of wall.
In figure: 1, infilled wall, layer of concrete inside 1-1, infilled wall, layer of concrete outside 1-2, infilled wall, 1-3, infilled wall oblique cutting reinforcing bar, 1-4, infilled wall warming plate, 1-5, infilled wall welded steel fabric,
2, agent structure wall, 2-1, agent structure wall indoor body of wall, 2-2, agent structure wall outside layer of concrete, 2-3, agent structure wall both sides welded steel fabric, 2-4, agent structure wall heat-insulating board, 2-5, agent structure wall outside body of wall,
3, anticracking connector, 4, partitioning slot, 5, dividing strip, 6-1, reserved anti-cracking net, 6-2, additional anti-cracking net.
Detailed description of the invention
The present invention is a kind of structure and construction method of being exclusively used in composite shear wall structure infilled wall, the shrinkage crack of outside layer of concrete is avoided by arranging the measures such as partition seam, anticracking connector, anti-cracking net, thus solve well body of wall handing-over position easily produce shrinkage crack, exterior trim surface layer way disunity, insulation layer poor durability, caducous problem during earthquake, saves the duration, reduces costs.
Below in conjunction with accompanying drawing, the present invention will be further described.
Specific embodiment 1, as shown in Figure 1 to Figure 3, a kind of structure being exclusively used in composite shear wall structure infilled wall, comprise layer of concrete 1-1 inside infilled wall, layer of concrete 1-2 and be coated on middle infilled wall steel wire net rack insulation sandwich board by both concrete layers outside infilled wall, inside infilled wall, layer of concrete 1-1 connects with agent structure wall indoor body of wall 2-1, agent structure wall indoor body of wall 2-1 is for being provided with the concrete reinforced concrete structure body of wall of agent structure wall indoor welded steel fabric 2-3 and agent structure wall indoor, one deck welded steel fabric is at least provided with in the body of wall 2-1 of agent structure wall indoor, outside infilled wall, layer of concrete 1-2 connects with agent structure wall outside layer of concrete 2-2, agent structure wall outside concrete 2-2 and agent structure wall outside welded steel fabric 2-3 forms agent structure wall outside body of wall 2-5, infilled wall steel wire net rack insulation sandwich board connects with agent structure wall steel wire net rack insulation sandwich board, the thickness of described infilled wall steel wire net rack insulation sandwich board is more than or equal to the thickness of agent structure wall steel wire net rack insulation sandwich board, the thickness of the layer of concrete of infilled wall 1 both sides is less than or equal to the thickness of the layer of concrete of agent structure wall 2 both sides, the thickness of infilled wall 1 is determined by the thickness of adjustment infilled wall steel wire net rack insulation sandwich board, as shown in Figure 1 when the thickness of infilled wall 1 equals the thickness of agent structure wall 2, the thickness of infilled wall warming plate 1-4 is greater than the thickness of main body wall warming plate 2-4, as shown in Figure 2 when the thickness of infilled wall 1 is less than the thickness of agent structure wall 2, the thickness of infilled wall warming plate 1-4 at least equals the thickness of main body wall warming plate 2-4.
Originally the structure being exclusively used in composite shear wall structure infilled wall also comprises the anticracking connector 3 being arranged on layer of concrete 1-1 and body of wall 2-1 junction, agent structure wall indoor inside infilled wall, inside infilled wall, layer of concrete 1-1 and agent structure wall indoor body of wall 2-1 are connected by anticracking connector 3 and fix, described anticracking connector 3 is steel bar welding net or anticracking reinforcing bar, the steel bar welding that described steel bar welding net is less than 4mm by diameter is connected into the net structure of spacing 50mm ~ 100mm, described anticracking reinforcing bar is diameter 6mm or 8mm and the reinforcement ratio reinforcing bar that is less than 0.1%, the length that described anticracking connector 3 stretches into agent structure wall indoor body of wall 2-1 is 100mm ~ 200mm.The object arranging anticracking connector 3 is to prevent infilled wall steel wire net rack insulation sandwich board and main body wall steel wire net rack insulation sandwich board from fracture occurring so that CRACKING ACCIDENT occurs for infilled wall 2 and main body wall 1.
When the entire length of infilled wall 2 is less than or equal to 25m, a partitioning slot 4 is vertically provided with on the top layer of infilled wall outside layer of concrete 1-2, partitioning slot 4 is arranged on the junction of layer of concrete 1-2 and agent structure wall outside layer of concrete 2-2 outside infilled wall, in partitioning slot 4, be provided with filler, the filler in described partitioning slot 4 is that the exterior wall elasticity such as polyurethane build gap-filling glue.The object arranging partitioning slot 4 reduces body of wall shrinkage crack and body of wall is disconnected at partitioning slot 4 place, because stress concentrates on leg-of-mutton end points place can cause concrete cracking, the crack in such other places of body of wall just can be reduced.
Inside described infilled wall, the thickness of layer of concrete 1-1 is consistent with the thickness of layer of concrete 1-2 outside infilled wall and be all 40mm ~ 60mm, inside infilled wall, the strength grade of layer of concrete 1-1 is identical with agent structure body of wall, and outside described infilled wall, layer of concrete 1-2 is that strength grade when being preset at infilled wall steel wire net rack insulation sandwich board is at least 20MPa.
Described infilled wall steel wire net rack insulation sandwich board comprises infilled wall warming plate 1-4 and is arranged on the infilled wall welded steel fabric 1-5 of its both sides, is provided with multiple infilled wall oblique cutting reinforcing bar 1-3 and intersects fixing between two-layer infilled wall welded steel fabric 1-5 with infilled wall warming plate 1-4; Described infilled wall warming plate 1-4 is made up of materials such as EPS, XPS, rock wool, phenolic resins, and its thickness is at least the thickness of agent structure wall insulated board 2-4 and the thickness with infilled wall steel wire net rack heat insulating sandwich slab integral increases and decreases; The steel bar welding that described both sides infilled wall welded steel fabric 1-5 is 2.5mm ~ 4mm by diameter is connected into the net structure that spacing is 50mm, 75mm or 100mm, and described reinforcing bar takes galvanized anticorrosive to lose process.
Specific embodiment 2, when the entire length of infilled wall is greater than 25m, described partitioning slot 4 is that the spacing of multiple and every two partitioning slot 4 is less than 25m, and the section configuration of described partitioning slot 4 is del wide outside and narrow inside, its degree of depth is 10mm ~ 30mm, and width is 10mm ~ 30mm.
Specific embodiment 3, as shown in Figure 4, when filler in partitioning slot 4 is dividing strip 5, need before the concrete of agent structure wall heat-insulating board 2-4 and infilled wall warming plate 1-4 both sides is built, formwork erection is put in place carry out split bolt fixing after, with double faced adhesive tape, dividing strip 5 is vertically fixed on agent structure wall 2 with in the outside template of infilled wall 1 intersection again, when arranging multiple dividing strip 5, each dividing strip 5 is positioned at its design attitude and the spacing of two dividing strips 5 is less than 25m, the section of described dividing strip 5 is del wide outside and narrow inside, one is respectively provided with to projecting inward strip waterstop at the lateral surface two ends of dividing strip 5, the effect of waterstop prevents rainwater or waste water from entering body of wall from partitioning slot 4, the material of described dividing strip 5 is the flexible rubber of band or plastics, then the concrete of agent structure wall heat-insulating board 2-4 and infilled wall warming plate 1-4 both sides is built.
Specific embodiment 4, as Fig. 5, shown in Fig. 6, when partitioning slot 4 not being set in infilled wall 1 and anti-cracking net is set, need when customized production infilled wall steel wire net rack insulation sandwich board, when needing to arrange anti-cracking net, the infilled wall welded steel fabric 1-5 of infilled wall steel wire net rack insulation sandwich board side is reserved certain length as reserved anti-cracking net 6-1, the length of this reserved anti-cracking net 6-1 will meet the requirement of national regulation lap length, until after infilled wall steel wire net rack insulation sandwich board is in place, the outside welded steel fabric 2-3 colligation of reserved anti-cracking net 6-1 and agent structure wall is fixedly played the effect of anti-cracking net, arranging anti-cracking net is because steel mesh reinforcement is large by the effect of pulling force, increase and can reduce concrete tensile stress after anti-cracking net thus the cracking preventing layer of concrete.
Specific embodiment 5, as Fig. 7, shown in Fig. 8, when partitioning slot 4 not being set in infilled wall 1 and anti-cracking net is set, infilled wall steel wire net rack insulation sandwich board is in place, first by infilled wall welded steel fabric 1-5, agent structure wall both sides welded steel fabric 2-3, after anticracking connector 3 colligation is fixed together, outside infilled wall, the junction of layer of concrete 1-2 and agent structure wall outside layer of concrete 2-2 arranges additional anti-cracking net 6-2 again, additional anti-cracking net 6-2 is the steel bar welding net of setting separately and fixedly plays the effect of anti-cracking net with the outside welded steel fabric 1-5 of infilled wall steel wire net rack insulation sandwich board and the outside welded steel fabric 2-3 colligation of agent structure wall, arranging anti-cracking net is because steel mesh reinforcement is large by the effect of pulling force, increase and can reduce concrete tensile stress after anti-cracking net thus the cracking preventing layer of concrete.
During construction, carry out according to following steps:
A, customized production steel wire net rack insulation sandwich board: require to include the thickness of infilled wall warming plate 1-4, the specification of infilled wall welded steel fabric 1-5, the density of infilled wall oblique cutting reinforcing bar 1-3, the reserved length of anti-cracking net 6-1, the planar dimension customized production infilled wall steel wire net rack insulation sandwich board of infilled wall steel wire net rack insulation sandwich board according to construction drawing;
B, the reinforcing bar binding preparation of job site: first the reinforcing bar of the steel bar stress of agent structure wall and steel wire net rack insulation sandwich board is carried out colligation, then infilled wall steel wire net rack insulation sandwich board is placed on corresponding position, with anticracking connector 3, the reinforcing bar binding of infilled wall steel wire net rack insulation sandwich board with agent structure wall steel wire net rack insulation sandwich board is connected again, infilled wall welded steel fabric 1-5 and adjacent agent structure wall both sides welded steel fabric 2-3 also colligation is fixed together, then at the wall part not arranging partitioning slot 4, reserved anti-cracking net 6-1 or additional anti-cracking net 6-2 is carried out colligation fix,
C, install template: agent structure wall 2, infilled wall 1 outer install template simultaneously and formwork erection put in place carry out the fixing of split bolt, when dividing strip 5 filled by needs in partitioning slot 4, need, with double faced adhesive tape, dividing strip 5 is fixed on agent structure wall 2 with in the outside template of infilled wall 1 intersection, when arranging multiple dividing strip 5, each dividing strip 5 is positioned at its design attitude and the spacing of every two dividing strips 5 is less than 25m;
D, concreting: take following three kinds of methods to carry out concreting respectively depending on execution conditions and situation: outside infilled wall, layer of concrete 1-2 shifts to an earlier date the pre-outside built in infilled wall steel wire net rack insulation sandwich board, builds at the construction field (site) to the layer of concrete of both sides inside and outside layer of concrete 1-1 inside infilled wall and agent structure wall 2 simultaneously;
Inside and outside infilled wall 1, inside and outside the layer of concrete of both sides and agent structure wall 2, the layer of concrete of both sides is built at the construction field (site) simultaneously;
First the concreting of both sides inside and outside agent structure wall 2 is completed at the construction field (site), then secondary is carried out to the concrete of both sides inside and outside infilled wall 1 build or spray and smear microdilatancy pea gravel concreten;
E, form removable: template is removed one by one and reclaims;
F, cutting partitioning slot: after concreting final set, go out partitioning slot 4 with instruments such as toothless saws at the cut surface of the infilled wall outside layer of concrete 1-2 not arranging anti-cracking net, the section configuration of partitioning slot 4 is del wide outside and narrow inside, its degree of depth is 10mm ~ 30mm, width is 10mm ~ 30mm, and builds gap-filling glue shutoff by the exterior walls such as polyurethane elasticity.
The present invention is exclusively used in composite shear wall structure infilled wall can be identical with agent structure thickness of wall body, also can be different from agent structure thickness of wall body, the shrinkage crack of outside layer of concrete is avoided by arranging the measures such as partition seam, anticracking connector, anti-cracking net, thus solve well body of wall handing-over position easily produce shrinkage crack, exterior trim surface layer way disunity, insulation layer poor durability, caducous problem during earthquake, saves the duration, reduces costs.
Claims (10)
1. one kind is exclusively used in the structure of composite shear wall structure infilled wall, comprise layer of concrete inside infilled wall (1-1), layer of concrete (1-2) and be coated on middle infilled wall steel wire net rack insulation sandwich board by both concrete layers outside infilled wall, inside infilled wall, layer of concrete (1-1) connects with agent structure wall indoor body of wall (2-1), outside infilled wall, layer of concrete (1-2) connects with agent structure wall outside layer of concrete (2-2), infilled wall steel wire net rack insulation sandwich board connects with agent structure wall steel wire net rack insulation sandwich board, it is characterized in that: also comprise the anticracking connector (3) being arranged on layer of concrete inside infilled wall (1-1) and body of wall (2-1) junction, agent structure wall indoor, inside infilled wall, layer of concrete (1-1) is connected with agent structure wall indoor body of wall (2-1) by anticracking connector (3) and is fixed, outside infilled wall, layer of concrete (1-2) is also provided with anti-cracking net or partitioning slot (4), in partitioning slot (4), be provided with filler, the thickness of infilled wall warming plate is more than or equal to the thickness of agent structure wall heat-insulating board, the thickness of the layer of concrete of infilled wall (1) both sides is less than or equal to the thickness of the layer of concrete of agent structure wall (2) both sides, and the thickness of infilled wall (1) is determined by the thickness of adjustment infilled wall warming plate.
2. a kind of structure being exclusively used in composite shear wall structure infilled wall according to claim 1, it is characterized in that: described anti-cracking net comprises reserved anti-cracking net (6-1) or additional anti-cracking net (6-2), described reserved anti-cracking net (6-1) is extended to insert in agent structure wall outside layer of concrete (2-2) and fix with the outside welded steel fabric colligation of agent structure wall by the outside welded steel fabric of infilled wall steel wire net rack insulation sandwich board and is formed; Described additional anti-cracking net (6-2) is be arranged on separately layer of concrete outside infilled wall (1-2) and the steel bar welding net of layer of concrete (2-2) junction, agent structure wall outside, adds anti-cracking net (6-2) and fixes with the outside welded steel fabric of infilled wall steel wire net rack insulation sandwich board and the outside welded steel fabric colligation of agent structure wall.
3. a kind of structure being exclusively used in composite shear wall structure infilled wall according to claim 1, it is characterized in that: described anticracking connector (3) is steel bar welding net or anticracking reinforcing bar, the steel bar welding that described steel bar welding net is less than 4mm by diameter is connected into the net structure of spacing 50mm ~ 100mm, described anticracking reinforcing bar is diameter 6mm or 8mm and the reinforcement ratio reinforcing bar that is less than 0.1%, and the length that described anticracking connector (3) stretches into agent structure wall indoor body of wall (2-1) is 100mm ~ 200mm.
4. a kind of structure being exclusively used in composite shear wall structure infilled wall according to claim 1, it is characterized in that: described partitioning slot (4) is one and is vertically arranged on the extexine of infilled wall outside layer of concrete (1-2) and layer of concrete (2-2) junction, agent structure wall outside, the section configuration of described partitioning slot (4) is del wide outside and narrow inside, its degree of depth is 10mm ~ 30mm, and width is 10mm ~ 30mm.
5. a kind of structure being exclusively used in composite shear wall structure infilled wall according to claim 1, it is characterized in that: described partitioning slot (4) is for multiple and be vertically arranged on the extexine of infilled wall outside layer of concrete (1-2), the spacing of every two partitioning slot (4) is less than 25m, the section configuration of described partitioning slot (4) is del wide outside and narrow inside, its degree of depth is 10mm ~ 30mm, and width is 10mm ~ 30mm.
6. a kind of structure being exclusively used in composite shear wall structure infilled wall according to claim 1, it is characterized in that: the filler in described partitioning slot (4) is polyurethane exterior wall elasticity building gap-filling glue or dividing strip (5), the section of described dividing strip (5) is del wide outside and narrow inside, respectively be provided with one at the lateral surface two ends of dividing strip (5) to projecting inward strip waterstop, the material of described dividing strip (5) is the flexible rubber of band or plastics.
7. a kind of structure being exclusively used in composite shear wall structure infilled wall according to claim 1, it is characterized in that: inside described infilled wall, the thickness of layer of concrete (1-1) is consistent with the thickness of layer of concrete outside infilled wall (1-2) and be all 40mm ~ 60mm, inside infilled wall, the strength grade of layer of concrete (1-1) is identical with agent structure body of wall, and outside described infilled wall, the strength grade of layer of concrete (1-2) is at least 20MPa.
8. a kind of structure being exclusively used in composite shear wall structure infilled wall according to claim 1, is characterized in that:
Described infilled wall steel wire net rack insulation sandwich board comprises infilled wall warming plate (1-4) and is arranged on the infilled wall welded steel fabric (1-5) of its both sides, is provided with multiple infilled wall oblique cutting reinforcing bar (1-3) and intersects fixing between two-layer infilled wall welded steel fabric (1-5) with infilled wall warming plate (1-4);
Described infilled wall warming plate (1-4) is made up of materials such as EPS, XPS, rock wool, phenolic resins, and its thickness is at least the thickness of agent structure wall insulated board (2-4);
The steel bar welding that described infilled wall welded steel fabric (1-5) is 2.5mm ~ 4mm by diameter is connected into the net structure that spacing is 50mm or 75mm or 100mm, and described reinforcing bar takes galvanized anticorrosive to lose process.
9. be exclusively used in a construction method for composite shear wall structure infilled wall, its feature comprises the following steps:
A, customized production steel wire net rack insulation sandwich board: according to the designing requirement of construction drawing, comprise the thickness of infilled wall warming plate (1-4), the specification of infilled wall welded steel fabric (1-5), the density of infilled wall oblique cutting reinforcing bar (1-3), the reserved length of anti-cracking net (6-1), the planar dimension of infilled wall steel wire net rack insulation sandwich board carry out customized production infilled wall steel wire net rack insulation sandwich board;
B, the reinforcing bar binding preparation of job site: first the reinforcing bar of the steel bar stress of agent structure wall and steel wire net rack insulation sandwich board is carried out colligation, then infilled wall steel wire net rack insulation sandwich board is placed on corresponding position, with anticracking connector (3), the indoor reinforcing bar binding of infilled wall steel wire net rack insulation sandwich board with agent structure wall steel wire net rack insulation sandwich board is connected again, infilled wall welded steel fabric (1-5) and adjacent agent structure wall both sides welded steel fabric (2-3) also colligation are fixed together, then at the wall part not arranging partitioning slot (4), anti-cracking net (6-1) or additional anti-cracking net (6-2) will be reserved carry out colligation and fix,
C, install template: install template outward simultaneously and put in place by formwork erection carry out the fixing of split bolt at agent structure wall (2), infilled wall (1);
D, concreting: take following three kinds of methods to carry out concreting respectively depending on execution conditions and situation: outside infilled wall, layer of concrete (1-2) is for shifting to an earlier date the pre-outside built in infilled wall steel wire net rack insulation sandwich board, build the layer of concrete of the inside and outside both sides of layer of concrete inside infilled wall (1-1) and agent structure wall (2) at the construction field (site) simultaneously;
The layer of concrete of the inside and outside both sides of infilled wall (1) and the layer of concrete of the inside and outside both sides of agent structure wall (2) are built at the construction field (site) simultaneously;
First the concreting of inside and outside for agent structure wall (2) both sides is completed at the construction field (site), then secondary is carried out to the concrete of the inside and outside both sides of infilled wall (1) build or spray and smear microdilatancy pea gravel concreten;
E, form removable: template is removed one by one and reclaims;
F, cutting partitioning slot: after concreting final set, go out partitioning slot (4) with instruments such as toothless saws at the cut surface of infilled wall outside layer of concrete (1-2) not arranging anti-cracking net, when arranging multiple partitioning slot (4), the spacing of every two partitioning slot (4) is less than 25m, the section configuration of partitioning slot (4) is del wide outside and narrow inside, its degree of depth is 10mm ~ 30mm, width is 10mm ~ 30mm, and builds gap-filling glue shutoff by the exterior walls such as polyurethane elasticity.
10. a kind of construction method being exclusively used in composite shear wall structure infilled wall according to claim 9, it is characterized in that: install in template described in step C, formwork erection is put in place carry out split bolt fixing after, with double faced adhesive tape, dividing strip (5) is fixed on agent structure wall (2) with in the outside template of infilled wall (1) intersection; When arranging multiple dividing strip (5), each dividing strip (5) is positioned at its design attitude and the spacing of every two dividing strips (5) is less than 25m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN103696516B (en) * | 2014-01-14 | 2015-10-07 | 石家庄晶达建筑体系有限公司 | A kind of cast-in-place compound concrete shear wall of point type drawknot and construction method thereof |
| CN105781010B (en) * | 2016-04-28 | 2019-03-26 | 河北合创建筑节能科技有限责任公司 | A kind of combined wall board and its cast in place and precast construction |
| CN106088603A (en) * | 2016-07-27 | 2016-11-09 | 张晶廷 | A kind of construction method of cast-in-place concrete building structure |
| CN106930428A (en) * | 2017-04-25 | 2017-07-07 | 山东龙新节能科技有限公司 | Prefabricated steel wire net rack integrated board self-heat conserving structure and construction method for filling wall |
| CN112411805A (en) * | 2020-11-27 | 2021-02-26 | 上海宝冶集团有限公司 | Heat-insulation building method for shear wall and filler wall of heat-insulation integrated system |
| CN112709358B (en) * | 2020-12-25 | 2022-02-08 | 浙江东设建筑设计有限公司 | Shear force wall and integrative connection structure of pouring of infilled wall and template structure thereof |
| CN117605183B (en) * | 2024-01-23 | 2024-04-16 | 北京市建筑工程研究院有限责任公司 | Ultra-long concrete wall body with self-adaptive release of temperature stress |
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| US4193240A (en) * | 1978-08-10 | 1980-03-18 | Odoerfer Hans F | Exterior wall composition |
| CN101368409A (en) * | 2008-09-05 | 2009-02-18 | 张晶廷 | Construction method for external heat preservation of concrete wall |
| CN202611009U (en) * | 2012-04-11 | 2012-12-19 | 天津住宅集团建设工程总承包有限公司 | Construction structure of connection part of filler wall and shear wall |
| CN202767257U (en) * | 2012-07-23 | 2013-03-06 | 青岛建安建设集团有限公司 | Plastered free concrete wall and plastered concrete wall connection anti-fissure structure |
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