CN108343173A - High-strength foam concrete self-heat conserving shear wall and high-strength foam concrete self-heat conserving shear wall structure system - Google Patents
High-strength foam concrete self-heat conserving shear wall and high-strength foam concrete self-heat conserving shear wall structure system Download PDFInfo
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- CN108343173A CN108343173A CN201810099557.3A CN201810099557A CN108343173A CN 108343173 A CN108343173 A CN 108343173A CN 201810099557 A CN201810099557 A CN 201810099557A CN 108343173 A CN108343173 A CN 108343173A
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- 239000011381 foam concrete Substances 0.000 title claims abstract description 122
- 238000009826 distribution Methods 0.000 claims abstract description 23
- 239000002002 slurry Substances 0.000 claims abstract description 20
- 239000006260 foam Substances 0.000 claims abstract description 15
- 238000002360 preparation method Methods 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 7
- 239000006087 Silane Coupling Agent Substances 0.000 claims abstract description 6
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims abstract description 6
- 239000011324 bead Substances 0.000 claims abstract description 6
- 239000004568 cement Substances 0.000 claims abstract description 6
- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 6
- 239000011521 glass Substances 0.000 claims abstract description 6
- 229910052710 silicon Inorganic materials 0.000 claims abstract description 6
- 239000010703 silicon Substances 0.000 claims abstract description 6
- 229920005594 polymer fiber Polymers 0.000 claims abstract description 5
- 229910000831 Steel Inorganic materials 0.000 claims description 31
- 239000010959 steel Substances 0.000 claims description 31
- 238000010276 construction Methods 0.000 claims description 22
- 230000002787 reinforcement Effects 0.000 claims description 19
- 230000003014 reinforcing effect Effects 0.000 claims description 17
- 239000010410 layer Substances 0.000 claims description 14
- 229910001294 Reinforcing steel Inorganic materials 0.000 claims description 13
- 238000004458 analytical method Methods 0.000 claims description 13
- 238000009434 installation Methods 0.000 claims description 12
- 210000003205 muscle Anatomy 0.000 claims description 9
- 239000000835 fiber Substances 0.000 claims description 6
- 238000011065 in-situ storage Methods 0.000 claims description 6
- 239000011083 cement mortar Substances 0.000 claims description 5
- 239000004088 foaming agent Substances 0.000 claims description 5
- 108010082495 Dietary Plant Proteins Proteins 0.000 claims description 4
- 239000004743 Polypropylene Substances 0.000 claims description 3
- 235000021120 animal protein Nutrition 0.000 claims description 3
- 239000003795 chemical substances by application Substances 0.000 claims description 3
- 239000004615 ingredient Substances 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 claims description 3
- 229920002239 polyacrylonitrile Polymers 0.000 claims description 3
- -1 polypropylene Polymers 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 239000002356 single layer Substances 0.000 claims description 3
- 238000010008 shearing Methods 0.000 claims description 2
- 239000002689 soil Substances 0.000 claims description 2
- 238000009417 prefabrication Methods 0.000 claims 1
- 238000009435 building construction Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 10
- 238000013461 design Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 6
- 238000004321 preservation Methods 0.000 description 6
- 238000009413 insulation Methods 0.000 description 5
- 238000005266 casting Methods 0.000 description 4
- 239000004567 concrete Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 238000004134 energy conservation Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000015271 coagulation Effects 0.000 description 2
- 238000005345 coagulation Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 239000011449 brick Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000011451 fired brick Substances 0.000 description 1
- 238000004079 fireproofing Methods 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/20—Mortars, concrete or artificial stone characterised by specific physical values for the density
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/30—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values
- C04B2201/32—Mortars, concrete or artificial stone characterised by specific physical values for heat transfer properties such as thermal insulation values, e.g. R-values for the thermal conductivity, e.g. K-factors
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2201/00—Mortars, concrete or artificial stone characterised by specific physical values
- C04B2201/50—Mortars, concrete or artificial stone characterised by specific physical values for the mechanical strength
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/90—Passive houses; Double facade technology
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Chemical & Material Sciences (AREA)
- Structural Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Ceramic Engineering (AREA)
- Acoustics & Sound (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The invention discloses a kind of foam concrete self-heat conserving shear wall, including foam concrete and distribution bar, the preparation method of foam concrete includes：1) preparation includes the slurry of polymer fiber, cement, water, glass bead, silicon ash, water-reducing agent and silane coupling agent；Be added foam simultaneously be uniformly mixed, so as to get hygrometric state foam concrete density be 720~1150kg/m3.The invention also discloses the foam concrete self-heat conserving shear wall structure systems including above-mentioned foam concrete self-heat conserving shear wall, by using precast foam concrete self-heat conserving shear wall, instead of existing ordinary masonry load bearing wall, and collar tie beam, constructional column and superstructure are poured after passing through, this structure each section is connected integral, the foam concrete self-heat conserving shear wall structure system of the present invention has energy saving, self-heat conserving, fire-proof and water-proof, good integrity, stress performance good characteristics, can be widely applied to country building construction.
Description
Technical field
The invention belongs to building fields, and in particular to a kind of high-strength foam concrete self-heat conserving shear wall and high-strength comprising this
The high-strength foam concrete self-heat conserving shear wall structure system of foam concrete self-heat conserving shear wall.
Background technology
Building industrialization is a kind of emerging technology, by the prefabricated all or part of building element of batch production, is then transported
Field combinations are installed, and field operation amount can be substantially reduced, and are reduced various scene pollutions, are accelerated construction progress, save the duration, be
The architecture production form for being puted forth effort to promote at present.
Foam concrete is used as always heat preservation packing material because its intensity is low or non-stress heat preservation structural component uses, and
Its thermal coefficient more small intensity is lower；In recent years, it with the realization of high intensity low thermal conductivity foam concrete technology, has ground
3 megapascal of compression strength or more is sent out, intensity and ordinary sinter brick setting are suitable, and the novel foam coagulation with low thermal conductivity
Soil.
China's country building mostly uses masonry structure or mixed structure at present, and for mixed structure, collar tie beam, constructional column are formed
Weak frame effect, can enhance building globality, improve shock resistance；But concrete block masonry construction excessively relies on worker's level,
Quality discreteness is big, and building construction speed is slow, and fired brick density is big, causes dead load excessive unfavorable to antidetonation.
Building heat preservation mainly uses paste heat-preserving material or thermal insulation board at present, cannot accomplish structure self-heat-insulation, and work of constructing
Sequence is cumbersome, energy waste, fire-proof and water-proof and sound insulation value it is poor, can not be with the same life cycle of structure.
Invention content
The object of the present invention is to provide it is a kind of with high intensity, low thermal conductivity foam concrete self-heat conserving shear wall.
It is a further object of the present invention to provide the height that can efficiently prepare for including above-mentioned foam concrete self-heat conserving shear wall
Strong foam concrete self-heat conserving shear wall structure system, the foam concrete self-heat conserving shear wall structure system have it is energy saving, from
Heat preservation, fire-proof and water-proof, good integrity, stress performance good characteristics, can be widely applied to country building construction.
Technical solution：The present invention provides a kind of foam concrete self-heat conserving shear wall, including foam concrete and distribution
The dry density of reinforcing bar, foam concrete is 600~1000kg/m3, intensity is 5~10Mpa, and thermal coefficient is less than 0.20W/ (m
K)；The preparation method of foam concrete includes the following steps：
1) slurry is prepared, the slurry includes the ingredient of following weight：0.5~1.5 part of polymer fiber, cement 250~
350 parts, 80~120 parts of water, 10~20 parts of glass bead, 6~15 parts of silicon ash, 1.5~3.5 parts of water-reducing agent, silane coupling agent 1.5
~3.0 parts；Polymer fiber is polypropylene fibre, polyacrylonitrile fibre or vinal；
2) be added and foam and be uniformly mixed in the slurry prepared to step 1), so as to get hygrometric state foam concrete density
For 720~1150kg/m3。
Above-mentioned steps 1) in prepare slurry when, only need to by each ingredient for including in slurry be uniformly mixed.
Preferably, the thermal coefficient of foam concrete is 0.14~0.20W/ (mK)；Above-mentioned foam can be used known
Arbitrary foam, it is preferable that above-mentioned foam is made by animal protein or vegetable protein foaming agent, and the density of foam is 70~90g/L.
Reinforcing bar bilayer described in foam concrete self-heat conserving shear wall configures.Above-mentioned foam concrete self-heat conserving shear wall can pass through ability
The method that shear wall is prepared known to domain prefabricated forms.Preferably, above-mentioned foam concrete self-heat conserving shear wall is poured by level
It forms, preparation process includes template processing, installation end template, side template, coating release agent, binding wall distribution bar, lifting
Built-in fitting pours foam concrete, maintenance and demoulding lifting.
Another aspect of the present invention provides a kind of foam concrete self-heat conserving shear wall structure system, including above-mentioned prefabricated bubble
Foam concrete self-heat conserving shear wall, superstructure, collar tie beam and constructional column, distribution bar stretches into bubble in foam concrete self-heat conserving shear wall
In ring beam reinforcing steel bar cage and constructional column steel reinforcement cage around foam concrete self-heat conserving shear wall, superstructure be steel bar girder superposed floor or
The distribution bar of cast-in-situ floor, superstructure stretches into ring beam reinforcing steel bar cage；Foam concrete self-heat conserving shear wall, collar tie beam, constructional column with
And superstructure forms a stress entirety.
Specifically, in above-mentioned foam concrete self-heat conserving shear wall structure system, in foam concrete self-heat conserving shear wall
Genesis analysis reinforcing bar stretches into ring beam reinforcing steel bar cage, and transversely distributed steelbar stretches into constructional column steel reinforcement cage；In binding bottom collar tie beam steel
Embedded bar can be set when muscle cage, and the spacing or size of embedded ribs meet the related request or separately of Code for design of concrete structures
Design；When precast shear wall is installed, slurry connection, embedded ribs and shear wall bottom genesis analysis are sat in shear wall bottom with bottom ring beam
Reinforcing bar overlaps at reserved plastering slot, and cement mortar or foamed concrete sealing groove is used in combination to connect.After pour ring beam and construction column can be used
Normal concrete or high-strength foam concrete.
Above-mentioned distribution bar end is stretched into construction column dimension and is met《Code for design of masonry strucres》Tension rib detailing requiments or
Otherwise designed；Prefabricated foam concrete self-heat conserving shear wall reserves link slot or post-cast strip.Above-mentioned foam concrete self-heat conserving
The thickness of shear wall can be according to load bearing wall requirement for bearing capacity, and considers《Civil Building Energy Conservation design standard》、《Public building energy
Design standard》、《Hot-summer and cold-winter area Residential Buildings Energy standard》、《Residential Buildings In Hot Summer And Warm Winter energy conservation standard》Etc. correlations
Heat preservation energy-saving construction standards safeguard that wall heat transfer coefficient requirement determines to different-thickness；Foam concrete self-heat conserving shear wall is distributed
Different bar spacings, the solderable connection of distribution bar or binding connection can be used in reinforcing bar, can the single layer also double-deck configuration；Wall transversal
Constructional column steel reinforcement cage is stretched into distribution bar, the size that transversely distributed steelbar stretches into constructional column steel reinforcement cage can join《Masonry structure is set
Count specification》The detailing requiments of middle tension rib design or otherwise designed.
When foam concrete self-heat conserving shear wall is installed, foam concrete self-heat conserving shear wall bottom is sat slurry with foundation ring beam and is connected
It connects, embedded ribs and foam concrete self-heat conserving shear wall bottom genesis analysis reinforcing bar overlap at reserved link slot, and reserved
Cement mortar is smeared in link slot or foamed concrete carries out sealing groove overlap joint connection；It also can be by reserving definite shape in wall bottom
Post-cast strip, distribution bar is connected with bottom ring beam embedded bar overlap joint at post-cast strip, and realizes foam concrete by post-cast strip
The connection of self-heat conserving shear wall and bottom ring beam；Collar tie beam and constructional column arrangement of reinforcement meet《Code for design of masonry strucres》Detailing requiments.
After pour collar tie beam and constructional column so that shear wall, collar tie beam, constructional column and superstructure be a stress entirety.
Genesis analysis reinforcing bar all stretches into wall top ring beam steel reinforcement cage, and all or part of genesis analysis at the top of shear wall
Reinforcing bar passes through and stretches out steel reinforcement cage certain length, stretch out ring beam reinforcing steel bar cage part genesis analysis reinforcing bar can be used as upper wall and
The embedded bar of this steel reinforcement cage connection.
Advantageous effect：The foam concrete self-heat conserving shear wall structure system of the present invention passes through precast wall body fabricated construction
Can very big reduction field operation amount, reduce it is various scene pollution, accelerate construction progress, save the duration；Foam concrete self-insurance
Warm shear wall materials'use high intensity low thermal conductivity foam concrete, had both met vertical carrying of the country building for load bearing wall
Power and anti-side requirement, and can accomplish the structure self-heat-insulation of masonry wall structure, avoid the cumbersome process for separately doing insulating layer, Yi Jibao
Adiabator cannot with building structure with life cycle the shortcomings that, while improving the waterproof fireproofing of building, sound insulation value；By rear
Collar tie beam, constructional column are poured by wall, collar tie beam, constructional column and superstructure one stress entirety of formation, has and is mixed better than ordinary masonry
The characteristics of structure country building globality, while light foam concrete can effectively reduce building structure dead weight, reduce earthquake
Response improves country building shock resistance, can be energy saving, improves construction efficiency, reinforces the industrialization water of country building production
It is flat, simplify country building and keep the temperature process, accomplish the self-heat conserving of building enclosure supporting member, while improving building fire-resistance, waterproof energy
Power has extensive future in engineering applications.
Description of the drawings
Fig. 1 is precast foam concrete self-heat conserving shear wall (reserving link slot in wall bottom)；
Fig. 2 is precast foam concrete self-heat conserving shear wall (reserving post-cast strip in wall bottom)；
Fig. 3 A are to bind foundation ring beam steel cage, embedded bar and constructional column in L-type corner to indulge muscle schematic diagram, and Fig. 3 B are
Foundation ring beam steel cage, embedded bar and constructional column, which are bound, in T-type corner indulges muscle schematic diagram；
Fig. 4 is that seat slurry connection mortar schematic diagram is smeared on the beam of foundation ring；
Fig. 5 is the installation precast foam concrete self-heat conserving shear wall schematic diagram on the beam of foundation ring；
Binding construction column tie-bar schematic diagram after Fig. 6 is that installation is complete high-strength foam concrete self-heat conserving shear wall；
Fig. 7 is to pour constructional column schematic diagram；
Fig. 8 is to pour foam concrete self-heat conserving shear wall bottom post-cast strip schematic diagram；
Fig. 9 is two layers of steel bar girder superposed floor of installation and binds two layers of ring beam reinforcing steel bar cage schematic diagram；
Figure 10 is to pour two layers of steel bar girder superposed floor post-cast strip schematic diagram；
Figure 11 is one two layers complete house schematic diagram.
Reference numeral indicates respectively in Fig. 1~11：1 indicates foam concrete self-heat conserving shear wall, and 2 indicate genesis analysis steel
Muscle, 3 indicate transversely distributed steelbar, and 4 indicate lifting built-in fitting, and 5 indicate ring beam reinforcing steel bar cage, and 6 indicate constructional column steel reinforcement cage, and 7 indicate
Superstructure, 8 indicate collar tie beam, and 9 indicate constructional column, and 10 indicate embedded ribs, and 11 indicate to sit slurry, and 12 indicate link slot, and 13 indicate post-cast strip,
14 indicate that constructional column indulges muscle, and 15 indicate temporary support, and 16 indicate construction column tie-bar, and 17 indicate building cover board distribution bar.
Specific implementation mode
The foam concrete self-heat conserving shear wall structure system of the present invention, is by precast foam concrete self-heat conserving shear wall
1, superstructure 7, collar tie beam 8 and constructional column 9 are constituted, 1 inside configuration genesis analysis reinforcing bar 2 of precast foam concrete self-heat conserving shear wall and
Transversely distributed steelbar 3 is simultaneously respectively protruding into around ring beam reinforcing steel bar cage 5 and constructional column steel reinforcement cage 6, and superstructure 7 is overlapped using steel bar girder
Superstructure or cast-in-situ floor, steel bar girder plate or cast in site floor distribution bar 17 stretch into ring beam reinforcing steel bar cage 5, poured after collar tie beam 8,
Constructional column 9 so that foam concrete self-heat conserving shear wall 1, collar tie beam 8, constructional column 9 and superstructure 7 form a stress entirety.
Figure of description 1~11 shows that the high-strength foam concrete self-heat conserving of the present invention shears according to figure number sequence
The preparation method of wall construction system.
As depicted in figs. 1 and 2, in high-strength foam concrete self-heat conserving shear wall structure system, prefabricated foam concrete
Self-heat conserving shear wall 1 is poured by the foam concrete of high intensity low thermal conductivity, and configuration distribution bar and lifting are pre- inside wall
Link slot 12 or post-cast strip 13 are reserved in embedded part 4, wall bottom, and wall surrounding stretches out reserved steel bar.Foam concrete self-heat conserving is cut
Distribution bar bilayer or single layer configuration in power wall 1.Foam concrete self-heat conserving shear wall 1 is poured using level, i.e., successively
It carries out template processing, installation end template, side template, coating release agent, binding wall distribution bar and lifts built-in fitting, pours foam
Concrete, maintenance and demoulding lifting.Wherein, the intensity of foam concrete is 5~10Mpa, and thermal coefficient is less than 0.20W/ (m
K)。
As shown in Figure 3 and Figure 4, when foundation ring beam is constructed, correlation is first pressed《Code for design of masonry strucres》Bind bottom ring beam
Steel reinforcement cage 5, binding embedded ribs 10 and binding constructional column indulge muscle 14, then pour foundation ring beam.
As shown in Figure 4 and Figure 5, it when installing precast foam concrete self-heat conserving shear wall 1, is first applied on bottom ring beam 8
Cement mortar sits pulp layer 11, and when installation makes precast wall body bottom stretch into reserved link slot 12, genesis analysis reinforcing bar 2 and foundation ring
Connection embedded ribs 10 on beam are connected in reserved 12 inside lap of link slot, then install shear wall temporary lateral support 15, then
It is sealed with cement mortar and reserves link slot 12.
As shown in Figure 6 and Figure 7, after installation is complete foam concrete self-heat conserving shear wall 1, start binding construction tie
Then muscle 16 pours constructional column 9 so that foam concrete self-heat conserving shear wall 1 pours constructional column 9 after passing through and is linked to be entirety.
As shown in figure 8, high-strength 1 bottom of foam concrete self-heat conserving shear wall is by pouring the realization of post-cast strip 13 and bottom turns
The connection of beam 8.
As shown in figure 9, after the strong installation of foam concrete self-heat conserving shear wall 1 of one floor height of completion and constructional column 9 pour,
Hoisting prefabricated superposed floor 7, and bind two layers of ring beam reinforcing steel bar cage 5 and superposed floor plate distribution bar 17 so that superposed floor plate
Distribution bar 17 it is overhanging enter ring beam reinforcing steel bar cage 5, or directly according to design bind cast-in-situ floor steel reinforcement cage.
As shown in Figure 10, it after completing the binding of 7 reinforcing bar of superposed floor, or binding completion all reinforcing bars of cast-in-situ floor, uses
Normal concrete pours to form complete superstructure so that all foam concrete self-heat conserving shear walls 1 of bottom, collar tie beam 8, constructional column 9
And superstructure 7 connects into an entirety.
As shown in figure 11, after completing one layer of construction, upper layer construction is carried out after the same method, is completely steeped
Foam concrete self-heat conserving shear wall structure system.
The high-strength foam concrete self-heat conserving shear wall structure system of the present invention, construction technology are：Foam concrete self-insurance
Prefabricated-binding foundation ring beam steel cage 5, embedded ribs 10 and constructional column of warm shear wall 1 indulges muscle 14- and pours foundation ring beam 8- foam coagulations
1 installation of native self-heat conserving shear wall-plastering of foam concrete self-heat conserving shear wall link slot 12 pours post-cast strip 13- binding constructions
Column tie-bar 16- pours constructional column 9- installation superposed floors 7 or two layers of binding cast-in-situ floor steel reinforcement cage, binding ring beam reinforcing steel bar cage 5- are poured
It builds superposed floor last layer or one-piece casting superstructure and carries out upper layer construction according to same method.
In short, a kind of high-strength foam concrete self-heat conserving shear wall structure system of the present invention, by using a kind of high-strength
Self-heat conserving foam concrete precast shear wall is spent, instead of existing ordinary masonry load bearing wall, and pours collar tie beam or constructional column after passing through,
Precast shear wall is connected integral, by prefabricated assembled wall construction, improves construction efficiency, primary structure member can be used as
It bears upper load and lateral strength is provided, and foam concrete heat-preserving performance can be utilized, accomplish building structure self-heat conserving.This kind
High-strength foam concrete self-heat conserving shear wall structure system can simplify construction regulations and build process, have heat preservation energy-saving, every
The effects that sound, fire prevention, waterproof, is suitble to build 6 layers or less green energy conservation country buildings.
Embodiment 1
The preparation method for the foam concrete that shear wall uses includes the following steps：
1) component of following parts by weight is uniformly mixed, forms slurry：1 part of polyacrylonitrile fibre, 300 parts of cement, water 100
Part, 15 parts of glass bead, 10 parts of silicon ash, 2.5 parts of water-reducing agent, 2 parts of silane coupling agent；
2) foam that density made from animal protein foaming agent is 80g/L, mixing are added in the slurry prepared to step 1)
Uniformly, so as to get hygrometric state foam concrete density (wet density) be 1000kg/m3.
Dry density after the casting of above-mentioned hygrometric state foam concrete is 875kg/m3, thermal coefficient 0.18W, and intensity is
8Mpa。
Embodiment 2
The preparation method for the foam concrete that shear wall uses includes the following steps：
1) component of following parts by weight is uniformly mixed, forms slurry：0.5 part of vinal, 350 parts of cement, water
120 parts, 20 parts of glass bead, 6 parts of silicon ash, 3.5 parts of water-reducing agent, 1.5 parts of silane coupling agent；
2) foam and the mixing that density made from vegetable protein foaming agent is 70g/L are added in the slurry prepared to step 1)
Uniformly, so as to get hygrometric state foam concrete density (wet density) be 720kg/m3。
Dry density after above-mentioned hygrometric state foam concrete casting is 600kg/m3, thermal coefficient 0.14W, intensity is
5Mpa。
Embodiment 3
The preparation method for the foam concrete that shear wall uses includes the following steps：
1) component of following parts by weight is uniformly mixed, forms slurry：1.5 parts of polypropylene fibre, 250 parts of cement, water 80
Part, 10 parts of glass bead, 15 parts of silicon ash, 1.5 parts of water-reducing agent, 3.0 parts of silane coupling agent；
2) foam and the mixing that density made from vegetable protein foaming agent is 80g/L are added in the slurry prepared to step 1)
Uniformly, so as to get hygrometric state foam concrete density (wet density) be 1150kg/m3.
Dry density after above-mentioned hygrometric state foam concrete casting is 1000kg/m3, thermal coefficient 0.20W, intensity is
10Mpa。
Claims (9)
1. a kind of foam concrete self-heat conserving shear wall, including foam concrete and distribution bar, which is characterized in that the bubble
The dry density of foam concrete is 600~1000kg/m3, intensity is 5~10Mpa, and thermal coefficient is less than 0.20W/ (mK)；It is described
The preparation method of foam concrete includes the following steps：
1) slurry is prepared, the slurry includes the ingredient of following weight：0.5~1.5 part of polymer fiber, cement 250~350
Part, 80~120 parts of water, 10~20 parts of glass bead, 6~15 parts of silicon ash, 1.5~3.5 parts of water-reducing agent, silane coupling agent 1.5~
3.0 part；The polymer fiber is polypropylene fibre, polyacrylonitrile fibre or vinal；
2) be added and foam and be uniformly mixed in the slurry prepared to step 1), so as to get the density of hygrometric state foam concrete be
720~1150kg/m3。
2. foam concrete self-heat conserving shear wall according to claim 1, which is characterized in that the foam concrete is led
Hot 0.14~0.20W/ of coefficient (mK).
3. foam concrete self-heat conserving shear wall according to claim 2, which is characterized in that the foam is by animal protein
Or vegetable protein foaming agent is made, the density of the foam is 70~90g/L.
4. foam concrete self-heat conserving shear wall according to claim 1, which is characterized in that the foam concrete self-insurance
Distribution bar single layer described in warm shear wall or the double-deck configuration.
5. foam concrete self-heat conserving shear wall according to claim 1, which is characterized in that the foam concrete self-insurance
Warm shear wall by level pour it is prefabricated form, prefabrication step include template processing, installation end template, installation side template, apply
Releasing agent, binding wall distribution bar and lifting built-in fitting pour foam concrete, maintenance and demoulding lifting.
6. a kind of foam concrete self-heat conserving shear wall structure system, which is characterized in that the foam concrete self-heat conserving shearing
Wall construction system include foam concrete self-heat conserving shear wall (1) described in any one of Claims 1 to 5, superstructure (7),
Collar tie beam (8) and constructional column (9), distribution bar stretches into the circle around shear wall in the foam concrete self-heat conserving shear wall (1)
In beam steel cage (5) and constructional column steel reinforcement cage (6), the superstructure (7) is steel bar girder superposed floor or cast-in-situ floor, the building
The distribution bar of lid (7) stretches into ring beam reinforcing steel bar cage (5)；Collar tie beam (8), constructional column (9) and superstructure (7) are poured after so that foam
Concrete self-insulating shear wall (1), collar tie beam (8), constructional column (9) and superstructure (7) form a stress entirety.
7. foam concrete self-heat conserving shear wall structure system according to claim 6, which is characterized in that the foam is mixed
Genesis analysis reinforcing bar (2) stretches into ring beam reinforcing steel bar cage (5) in solidifying soil self-heat conserving shear wall (1), and transversely distributed steelbar (3) stretches into structure
It makes in column steel reinforcement cage (6)；The foam concrete self-heat conserving shear wall (1) bottom is sat slurry (11) with bottom ring beam (8) and is connect；In advance
Muscle (10) and foam concrete self-heat conserving shear wall (1) bottom genesis analysis reinforcing bar (2) is buried to overlap at reserved link slot (12),
It is used in combination cement mortar or foamed concrete sealing groove to carry out overlap joint connection.
8. foam concrete self-heat conserving shear wall structure system according to claim 6, which is characterized in that wall is installed
When, post-cast strip (13) are reserved in foam concrete self-heat conserving shear wall (1) bottom, the distribution bar of wall and bottom at post-cast strip (13)
Portion's collar tie beam embedded ribs (10) overlap joint connection, and by pour post-cast strip (13) realize foam concrete self-heat conserving shear wall (1) with
The connection of bottom ring beam (8)；In the high-strength foam concrete self-heat conserving shear wall structure system, after pour collar tie beam (8), constructional column
(9) and superstructure (7) so that foam concrete self-heat conserving shear wall (1), collar tie beam (8), constructional column (9) and superstructure (7) become
One stress entirety.
9. foam concrete self-heat conserving shear wall structure system according to claim 6, which is characterized in that foam concrete
Genesis analysis reinforcing bar (2) stretches into wall top ring beam steel reinforcement cage (5) at the top of self-heat conserving shear wall (1), and all or part of longitudinal
Distribution bar (2) stretches out top ring beam steel reinforcement cage (5), stretches out in genesis analysis reinforcing bar (2) conduct of top ring beam steel reinforcement cage (5)
The embedded bar that layer wall is connect with the top ring beam steel reinforcement cage (5).
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| CN201810099557.3A CN108343173A (en) | 2018-01-31 | 2018-01-31 | High-strength foam concrete self-heat conserving shear wall and high-strength foam concrete self-heat conserving shear wall structure system |
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| CN110295681A (en) * | 2019-03-14 | 2019-10-01 | 南京东垚环保材料有限公司 | The high-strength foam concrete filled-in panel external wall self-insulation system of precast light |
| CN112096123A (en) * | 2020-07-21 | 2020-12-18 | 温州千筱建设有限公司 | Integrated process template house for building engineering construction and construction method thereof |
| CN112695928A (en) * | 2021-01-07 | 2021-04-23 | 中铁建设集团有限公司 | PBL (Poly-p-phenylene benzobisoxazole) -based precast concrete shear wall-ring beam connection structure and installation method |
| CN112695926A (en) * | 2021-01-07 | 2021-04-23 | 中铁建设集团有限公司 | Connect precast concrete composite window wall based on PBL |
| CN113323187A (en) * | 2021-01-07 | 2021-08-31 | 中铁建设集团有限公司 | Prefabricated concrete ring beam connection structure based on PBL connection and installation method |
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|---|---|---|---|---|
| CN110295681A (en) * | 2019-03-14 | 2019-10-01 | 南京东垚环保材料有限公司 | The high-strength foam concrete filled-in panel external wall self-insulation system of precast light |
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| CN112695926A (en) * | 2021-01-07 | 2021-04-23 | 中铁建设集团有限公司 | Connect precast concrete composite window wall based on PBL |
| CN113323187A (en) * | 2021-01-07 | 2021-08-31 | 中铁建设集团有限公司 | Prefabricated concrete ring beam connection structure based on PBL connection and installation method |
| CN112695928B (en) * | 2021-01-07 | 2024-04-26 | 中铁建设集团有限公司 | PBL-based precast concrete shear wall-ring beam connection structure and installation method |
| CN112695926B (en) * | 2021-01-07 | 2024-04-30 | 中铁建设集团有限公司 | PBL-based connection precast concrete composite window wall |
| CN113323187B (en) * | 2021-01-07 | 2024-05-28 | 中铁建设集团有限公司 | Precast concrete ring beam connection structure based on PBL connection and installation method |
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