CN102182260B - Composite armored thermal insulation wall of foamed concrete and construction method thereof - Google Patents

Composite armored thermal insulation wall of foamed concrete and construction method thereof Download PDF

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Publication number
CN102182260B
CN102182260B CN2011100769049A CN201110076904A CN102182260B CN 102182260 B CN102182260 B CN 102182260B CN 2011100769049 A CN2011100769049 A CN 2011100769049A CN 201110076904 A CN201110076904 A CN 201110076904A CN 102182260 B CN102182260 B CN 102182260B
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China
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steel
concrete
concrete slab
flaggy
load
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CN102182260A (en
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王利亚
刘献明
王建平
李森兰
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Luoyang Normal University
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Luoyang Normal University
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Priority to PCT/CN2011/081266 priority patent/WO2012129906A1/en
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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
    • E04B2/84—Walls made by casting, pouring, or tamping in situ
    • E04B2/86—Walls made by casting, pouring, or tamping in situ made in permanent forms
    • E04B2/8652—Walls made by casting, pouring, or tamping in situ made in permanent forms with ties located in the joints of the forms
    • 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
    • E04B2/88—Curtain walls
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
    • E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
    • E04B2/84—Walls made by casting, pouring, or tamping in situ
    • E04B2/86—Walls made by casting, pouring, or tamping in situ made in permanent forms
    • E04B2002/8676—Wall end details
    • 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

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Building Environments (AREA)
  • Load-Bearing And Curtain Walls (AREA)

Abstract

The invention relates to a composite armored thermal insulation wall of foamed concrete and a construction method thereof, belonging to the field of thermal insulation walls, and the composite armored thermal insulation wall is used for a non-bearing wall of a building. The wall disclosed by the invention comprises an external wall plate layer, an internal wall plate layer, a foamed concrete insulating layer, a trowel finish mortar layer for an external wall surface, a trowel finish mortar layer for an internal wall surface, and foamed concrete filling blocks, wherein the foamed concrete insulating layer is arranged among the internal wall plate layer, a load bearing pillar and the external wall plate layer; the trowel finish mortar layer for the external wall surface and the trowel finish mortar layer for the internal wall surface are arranged on the external surfaces of the external wall plate layer and the internal wall plate layer; and the weight by volume of the foamed concrete of the wall disclosed by the invention is 200 to 400 kg/m<3>. The invention provides the novel thermal insulation wall which has the advantages of low manufacturing cost, convenience and rapidity for construction, light dead weight but high strength, prominent energy-saving effect, superior service performance and no secondary pollution.

Description

A kind of foam concrete composite armour heat-preserving wall and job practices
Technical field
The present invention relates to a kind of heat-preserving wall, belong to a kind of foam concrete composite armour heat-preserving wall and the job practices of a kind of lightweight, high-strength, low heat transfer specifically.
Background technology
Energy-conservation minimizing disposal of pollutants realizes that low-carbon economy is the fundamental state policy of China, and wherein building energy conservation is a very important aspect.Building energy conservation is a key with exterior wall and roof heat insulation again, yet China is using or the External Walls Heating Insulation promoted has: 1. external application plastic foamboard; 2. it is sandwich to do exterior wall with plastic foamboard; 3. process the outer body of wall of slurry external application to granular polystyrene or glass microballoon and cement by specialist additive; 4. be (700～1200) kg/m with unit weight 3The integrated poured outer body of wall of foam concrete.Wherein all there is shortcoming in various degree in the body of wall of first three, and the whole unit weight of wall is big, wall face compressive strength is low, and hang down application life all can not be consistent with the application life of structure trunk.When breaking out of fire, can produce a large amount of noxious materials and black smoke, make personnel very easily suck dense smoke and be difficult to escape, destroy environment and possibly be detrimental to health contaminated environment enduringly.The integrated poured outer body of wall of foam concrete though the total unit weight of body of wall reduces to some extent, non-secondary pollution, exists suction easy to crack to make problems such as heat-insulating property reduction and powdering mortar are prone to come off.One Chinese patent application number is 201010543013.5 to disclose the concrete composite bionic wall technology of the superpower low heat transfer of a kind of ultralight, exists the cost of production height; Constructional difficulties, the concrete slab stress point is little.
Summary of the invention
The purpose of this invention is to provide a kind of high insulating effect, deadweight is little but armoring heat-preserving wall of foam concrete that intensity is high and job practices thereof; The heat-preserving wall that this method is processed is coated with just as protect the concrete slab as the plate armour outside the foam concrete insulation layer; Be superior to application life existing heat-preserving wall and can be with the same life-span of structure trunk, do not burn, do not have any secondary pollution again.
The present invention is for addressing the above problem; The technical scheme that adopts is: a kind of foam concrete composite armour heat-preserving wall, comprise collar tie beam, lower ring beam and load-bearing pillar, and the distance of the lateral surface of last collar tie beam and lower ring beam and the lateral surface of load-bearing pillar is 50-100mm; Heat-preserving wall also comprises exterior wall flaggy, interior wall flaggy, foam concrete insulation layer, wall face plastering mortar layer, interior metope plastering mortar layer and foam concrete filling block; The exterior wall flaggy is arranged on the load-bearing pillar outside, and the distance of exterior wall flaggy and load-bearing pillar is 10-75mm, is provided with the interior wall flaggy between two adjacent load-bearing pillars; The foam concrete insulation layer is arranged between interior wall flaggy, load-bearing pillar and the exterior wall flaggy; Interior wall flaggy between two load-bearing pillars is made up of 4 angle steel, many T-steel II and polylith concrete slab, and angle steel is separately positioned on load-bearing pillar and the last lower ring beam, constitutes rectangular fixed frame; The T-steel II is vertically set in the fixed frame; The T-steel II is divided into multiple row concrete slab draw-in groove with fixed frame, and the width of concrete slab draw-in groove is than the big 6mm-10mm of width of concrete slab, and concrete slab is arranged in the concrete slab draw-in groove; The exterior wall flaggy is made up of 2 angle steel, many T-steel I and concrete slab; Article 2, angle steel is horizontally set on respectively on collar tie beam and the lower ring beam; The T-steel I is vertically set between 2 angle steel, and the web of the web of T-steel I and T-steel II is relative, and connects through support bar; Concrete slab is arranged in the draw-in groove of two adjacent T-steel I formations; The width of draw-in groove is than the big 6mm-10mm of width of concrete slab, and the foam concrete insulation layer is made up of foam concrete pours and many support bars, and the dry density of foam concrete pours is 200-400kg/m 3Between the bottom surface of end face and last collar tie beam on interior wall flaggy and the foam concrete insulation layer, leave the space of height 80-100mm; The foam concrete filling block is horizontally installed in the space between interior wall flaggy and foam concrete insulation layer and the last collar tie beam; Exterior wall flaggy, interior wall flaggy and foam concrete insulation layer are connected with many support bars in the foam concrete insulation layer through many T-steel II in many T-steel I in the exterior wall flaggy, the interior wall flaggy, and the thickness of exterior wall flaggy and interior wall flaggy is respectively 25-40mm.
The wing plate of described T-steel II is arranged in the interior metope plastering mortar layer; The wing plate of described T-steel I is arranged in the wall face plastering mortar layer.
Described foam concrete insulation layer by the foam concrete pours between support bar, condense, drying and moulding, described foam concrete pours, its dry density is 200-400kg/m 3, raw material is made up of cement, flyash, blowing agent and water, and every cubic metre raw material consumption is: cement 168-360kg, flyash 0-144kg, blowing agent 0.25-0.32kg, water 140-198kg.
A kind of job practices of foam concrete composite armour heat-preserving wall, its step is following:
Step 1, respectively be provided with building load-bearing pillar, go up collar tie beam and lower ring beam, the distance of the lateral surface of last collar tie beam and lower ring beam and the lateral surface of load-bearing pillar is 50-100mm;
Step 2, at the opposite face of two load-bearing pillars; Respectively weld a vertical angle steel along the inside edge; Respectively weld the angle steel of a level in the lower surface of last collar tie beam and the upper surface of lower ring beam, the welding of the angle steel on angle steel on the load-bearing pillar and the last lower ring beam is constituted a fixed frame; In fixed frame; Along continuous straight runs is every to be provided with a vertical T-steel II at a distance from 400mm-600mm; The web of T-steel II is towards outdoor, the two ends of T-steel II respectively with last lower ring beam on angle steel be connected, the T-steel II is divided into multiple row concrete slab draw-in groove with fixed frame;
Step 3, in the lower surface of last collar tie beam and the upper surface of lower ring beam; Weld the angle steel of a level respectively along outer ledge; Every separated 400mm-600mm vertically is provided with a T-steel I between two angle steel, and the web of the web of T-steel I and T-steel II is relative, and two adjacent T-steel I constitute a row concrete slab draw-in groove; Vertically every separated 600mm-800mm is provided with support bar on the web of T-steel I, and the other end of support bar is connected with the web of T-steel II;
Step 4, choose a block concrete plate, make cementing agent, concrete slab is installed in the concrete slab draw-in groove that the T-steel I constitutes with cement mortar, with anchor clamps with concrete slab and the clamping of T-steel I;
The opposite face of step 5, the concrete slab that installed in step 4 is made cementing agent with cement mortar, a block concrete plate is installed in the concrete slab draw-in groove that two adjacent T-steel II constitute, with anchor clamps with concrete slab and the clamping of T-steel II;
Step 6, between two relative concrete slabs that step 4 and step 5 have installed; A support bar is set; Two concrete slabs that are oppositely arranged are separately fixed in the concrete slab draw-in groove of T-steel I and the formation of T-steel II, take off the anchor clamps on the two block concrete plates then;
Step 7, according to the method for step 4, on the horizontal position adjacent of the concrete slab that the T-steel I has installed, a block concrete plate is installed again; According to the method for step 5, on the horizontal position adjacent of the concrete slab that the T-steel II has installed, a block concrete plate is installed again; Between two relative concrete slabs that installed, a support bar is set, two concrete slabs that are oppositely arranged are separately fixed in the concrete slab draw-in groove of T-steel I and the formation of T-steel II, take off the anchor clamps on the two block concrete plates then;
Step 8, according to the method for step 7, block-by-block is accomplished the installation of delegation's concrete slab in regular turn, fills up the slit between each concrete slab with the jointing cement mortar;
The step of step 9, repeating step four to step 8; On T-steel I and T-steel II; Block-by-block is installed concrete slab line by line in regular turn; The concrete slab of exterior wall flaggy last column is mounted to the lower surface of collar tie beam, reserves the high sprue gate of 80-100mm between last column concrete slab of interior wall flaggy and the last collar tie beam;
Step 10, use the jointing cement mortar, fill up angle steel and load-bearing pillar, go up the slit between collar tie beam, the lower ring beam, and the slit between each concrete slab, dry 24-48 hours;
Step 11, cast foam concrete insulation layer: by every cubic metre of consumption; Get the cement of 168-360kg, the flyash of 0-144kg, the blowing agent of 0.25-0.32kg and the water of 140-198kg, after mixing, process the foam concrete pours; Pour into the foam concrete pours from the sprue gate of interior wall flaggy; Irritate to the space of filling up between exterior wall flaggy and the interior wall flaggy, dry 12-24 hours, form the foam concrete insulation layer;
Step 12, with the space between foam concrete filling block filled and process concrete heat-insulating layer and interior wall flaggy and the last collar tie beam bottom surface;
Cement sand plaster is used on the surface of step 13, difference external wall board layer and interior wall flaggy, forms wall face plastering mortar layer and interior metope plastering mortar layer, accomplishes wall construction;
The thickness of described concrete slab is 15-20mm.
Employed blowing agent is the blowing agent prescription that is provided in the one Chinese patent application number 200910138376.8 disclosed LC-01 type foam concrete foamers in the foam concrete pours in the present invention; Be made up of NaOH, succinic acid, borax, triethanolamine, rosin, fat alcohol polyethylene ether sodium sulphate, cocoanut fatty acid diethanolamide, hydrogen peroxide solution, the mol ratio of its each composition is: NaOH 37.5-38mol, succinic acid 1.8-2.4mol, borax 1.9-2.1mol, triethanolamine 2-8mol, rosin 18-22mol, fat alcohol polyethylene ether sodium sulphate 28-32mol, cocoanut fatty acid diethanolamide 0-0.1mol, hydrogen peroxide solution 0-0.1mol.
Described concrete slab and reserved opening concrete slab; By cement, sand, stone and water mixes after the machine mold pressing, vibrate, the demoulding, maintenance process, the percentage by weight of each raw material is: cement is 20%-25%, sand is 20%-25%; Stone is 30%-40%, and water is 10-30%.
Plate armour described in the present invention is meant: be arranged on formed robust construction bodies such as exterior wall flaggy, interior wall flaggy and load-bearing pillar around the foam concrete insulation layer, collar tie beam.
Beneficial effect
The heat-preserving wall that forms through the present invention be a kind of cheap, easy construction fast, deadweight is little but intensity high, energy-saving effect is remarkable, functional performance is superior, the New-type heat insulating walling of non-secondary pollution.
The present invention adopts foam concrete is arranged between exterior wall flaggy and the interior wall flaggy; Not only can make it avoid erosion by wind and rain and keep its heat-insulating property; And can increase considerably its thickness; Overcome the inferior position of its coefficient of thermal conductivity, thereby the heat insulation effect of body of wall of the present invention is enhanced about more than once than 6cm polystyrene foam plastics heat-preserving wall not as organic foam plastic.Because the inside and outside wall board layer is made up of concrete slab, steel and plastering mortar, and has support bar to fuse the inside and outside wall board layer, thereby has also given full play to the durable advantage of these strong.
Body of wall of the present invention; By exterior wall flaggy and interior wall flaggy and load-bearing pillar, collar tie beam etc. the foam concrete insulation layer is wrapped in wherein; Exterior wall flaggy and interior wall flaggy are welded to connect with the steel bar end that support bar is connected, exterior wall flaggy and interior wall flaggy are reserved with angle steel and load-bearing pillar, collar tie beam; Thereby make whole building form firm structure, strengthen anti-seismic performance.
Heat-preserving wall of the present invention compare with the thermal insulation wall of exterior wall that occurs on the market now have that unit weight is little, thermal transmittance is low, easy construction, saving labour, reduce production costs, advantages such as anti-pressure ability is strong, long service life, do not have secondary pollutions such as organic foam plastic, glass fiber behind the demolishing buildings simultaneously yet.
Description of drawings
Fig. 1 is a body of wall vertical cross-section sketch map;
Fig. 2 does not have the plastering mortar internal view for body of wall of the present invention;
Fig. 3 does not have the plastering mortar external view for body of wall of the present invention;
Fig. 4 is the horizontal section sketch map of body of wall load-bearing pillar position;
Fig. 5 is horizontal section, 90 ° of turnings of a body of wall sketch map;
Fig. 6 is body of wall horizontal section, an outside sketch map;
Fig. 7 is an inboard body of wall horizontal section sketch map;
Fig. 8 is the structural representation of inner frame;
Fig. 9 is the vertical cross-section sketch map of load-bearing pillar and collar tie beam
Figure 10 is the vertical cross-section sketch map of window preformed hole;
Figure 11 is the horizontal section sketch map of window preformed hole;
Figure 12 is the vertical cross-section sketch map of body of wall water, electricity and gas switch board;
Figure 13 is the horizontal section sketch map of body of wall water, electricity and gas switch board;
Figure 14 is electrical socket, switch enclosure scheme of installation;
Figure 15 is the power switch elevation;
Figure 16 is the electrical socket elevation;
Figure 17 is an anchor clamps method for using sketch map;
Figure 18 is a support bar method for using sketch map;
Figure 19 is the vertical cross-section sketch map of floor;
Figure 20 is a body of wall horizontal section sketch map;
Indicate among the figure: 1, foam concrete insulation layer, 2, wall face plastering mortar layer, 3, interior metope plastering mortar layer, 4, the foam concrete filling block, 5, angle steel, 6, go up collar tie beam; 7, T-steel I, 8, the T-steel II, 9, the exterior wall flaggy, 10, support bar, 11, load-bearing pillar, 12, the interior wall flaggy; 13, concrete slab, 14, fixed frame, 15, the jointing cement mortar, 16, the window preformed hole, 17, water, electricity and gas switch board installing port, 18, sleeve pipe; 19, socket, 20, the outside corner of wall angle steel, 21, wing plate, 22, web, 23, power switch, 24, anchor clamps; 25, support bar, 26, the load-bearing pillar angle steel, 27, geosphere joist steel backing plate, 28, lower ring beam, 29, build the plate mortar, 30, the sprue gate; 31, weld seam, 32, internal layer framework pad, 33, framework reserved opening angle steel, 34, steel bar end, 35, power switch (socket) lid; 36, prebored hole, 37, self-tapping screw, 38, power switch (socket) inner box, 39, the reserved opening concrete slab, 40, building foundation.
The specific embodiment
As shown in the figure; A kind of foam concrete composite armour heat-preserving wall comprises collar tie beam 6, lower ring beam 28 and load-bearing pillar 11, and the distance of the lateral surface of last collar tie beam 6 and lower ring beam 28 and the lateral surface of load-bearing pillar 11 is 50-100mm; It is characterized in that: heat-preserving wall also comprises exterior wall flaggy 9, interior wall flaggy 12, foam concrete insulation layer 1, wall face plastering mortar layer 2, interior metope plastering mortar layer 3 and foam concrete filling block 4; Exterior wall flaggy 9 is arranged on load-bearing pillar 11 outsides, and exterior wall flaggy 9 is 10-75mm with the distance of load-bearing pillar 11, is provided with interior wall flaggy 12 between two adjacent load-bearing pillars 11; Foam concrete insulation layer 1 is arranged between interior wall flaggy 12, load-bearing pillar 11 and the exterior wall flaggy 9; Interior wall flaggy 12 between two load-bearing pillars 11 is made up of 4 angle steel 5, many T-steel II 8 and polylith concrete slab 13, and angle steel 5 is separately positioned on load-bearing pillar 11 and the last lower ring beam, constitutes rectangular fixed frame 14; T-steel II 8 is vertically set in the fixed frame 14; T-steel II 8 is divided into multiple row concrete slab draw-in groove with fixed frame 14, and the width of concrete slab draw-in groove is than the big 6mm-10mm of width of concrete slab, and concrete slab 13 is arranged in the concrete slab draw-in groove; Exterior wall flaggy 9 is made up of 2 angle steel 5, many T-steel I 7 and concrete slab 13; Article 2, angle steel 5 is horizontally set on respectively on collar tie beam 6 and the lower ring beam 28; T-steel I 7 is vertically set between 2 angle steel 5, and the web 22 of T-steel I 7 is relative with the web 22 of T-steel II 8, and connects through support bar 10; Concrete slab 13 is arranged in the draw-in groove of two adjacent T-steel I, 7 formations; The width of draw-in groove is than the big 6mm-10mm of width of concrete slab, and foam concrete insulation layer 1 is made up of foam concrete pours and many support bars 10, and the dry density of foam concrete pours is 200-400kg/m 3Between the bottom surface of end face and last collar tie beam 6 on interior wall flaggy 12 and the foam concrete insulation layer 1, leave the space of height 80-100mm; Foam concrete filling block 4 is horizontally installed in the space between interior wall flaggy 12 and foam concrete insulation layer 1 and the last collar tie beam 6; Exterior wall flaggy 9, interior wall flaggy 12 and foam concrete insulation layer 1 are connected with many support bars 10 in the foam concrete insulation layer 1 through many T-steel II 8 in many T-steel I 7 in the exterior wall flaggy 9, the interior wall flaggy 12, and the thickness of exterior wall flaggy 9 and interior wall flaggy 12 is respectively 25-40mm.
The wing plate of described T-steel II is arranged in the interior metope plastering mortar layer; The wing plate of described T-steel I is arranged in the wall face plastering mortar layer.
Described foam concrete insulation layer 1 by the foam concrete pours between support bar 10, condense, drying and moulding, described foam concrete pours, its dry density is 200-400kg/m 3, raw material is made up of cement, flyash, blowing agent and water, and every cubic metre raw material consumption is: cement 168-360kg, flyash 0-144kg, blowing agent 0.25-0.32kg, water 140-198kg.
The job practices of described a kind of foam concrete composite armour heat-preserving wall, its step is following:
Step 1, respectively be provided with building load-bearing pillar 11, go up collar tie beam 6 and lower ring beam 28, the distance of the lateral surface of last collar tie beam 6 and lower ring beam 28 and the lateral surface of load-bearing pillar 11 is 50-100mm;
Step 2, at the opposite face of two load-bearing pillars 11; Respectively weld a vertical angle steel along the inside edge; Respectively weld the angle steel of a level in the lower surface of last collar tie beam 6 and the upper surface of lower ring beam 28, the welding of the angle steel on angle steel on the load-bearing pillar 11 and the last lower ring beam is constituted a fixed frame 14; In fixed frame 14; Along continuous straight runs is every to be provided with a vertical T-steel II 8 at a distance from 400mm-600mm; The web 22 of T-steel II 8 is towards outdoor, the two ends of T-steel II 8 respectively with last lower ring beam on angle steel 5 be connected, T-steel II 8 is divided into multiple row concrete slab draw-in groove with fixed frame 14;
Step 3, in the lower surface of last collar tie beam 6 and the upper surface of lower ring beam 28; Weld the angle steel 5 of a level respectively along outer ledge; Every separated 400mm-600mm vertically is provided with a T-steel I 7 between two angle steel 5; The web 22 of T-steel I 7 is relative with the web 22 of T-steel II 8; Article two, adjacent T-steel I 7 constitutes a row concrete slab draw-in groove, and vertically every separated 600mm-800mm is provided with support bar 10 on the web 22 of T-steel I 7, and the other end of support bar 10 is connected with the web 22 of T-steel II 8;
Step 4, choose a block concrete plate, make cementing agent, concrete slab is installed in the concrete slab draw-in groove that T-steel I 7 constitutes with cement mortar, with anchor clamps 24 with concrete slab and 7 clampings of T-steel I;
The opposite face of step 5, the concrete slab that installed in step 4 is made cementing agent with cement mortar, a block concrete plate is installed in the concrete slab draw-in groove that two adjacent T-steel II 8 constitute, with anchor clamps 24 with concrete slab and 8 clampings of T-steel II;
Step 6, between two relative concrete slabs that step 4 and step 5 have installed; A support bar 25 is set; Two concrete slabs that are oppositely arranged are separately fixed in the concrete slab draw-in groove of T- steel I 7 and 8 formation of T-steel II, take off the anchor clamps 24 on the two block concrete plates then;
Step 7, according to the method for step 4, on the horizontal position adjacent of the concrete slab that T-steel I 7 has installed, a block concrete plate is installed again; According to the method for step 5, on the horizontal position adjacent of the concrete slab that T-steel II 8 has installed, a block concrete plate is installed again; Between two relative concrete slabs that installed, a support bar 25 is set, two concrete slabs that are oppositely arranged are separately fixed in the concrete slab draw-in groove of T- steel I 7 and 8 formation of T-steel II, take off the anchor clamps 24 on the two block concrete plates then;
Step 8, according to the method for step 7, block-by-block is accomplished the installation of delegation's concrete slab in regular turn, fills up the slit between each concrete slab with jointing cement mortar 15;
The step of step 9, repeating step four to step 8; On T-steel I 7 and T-steel II 8; Block-by-block is installed concrete slab line by line in regular turn; The concrete slab of exterior wall flaggy 9 last columns is mounted to the lower surface of collar tie beam 6, reserves the high sprue gate of 80-100mm 30 between last column concrete slab of interior wall flaggy 12 and the last collar tie beam 2;
Step 10, with jointing cement mortar 15, fill up angle steel 5 and load-bearing pillar 11, go up collar tie beam 6, the slit between the lower ring beam 28, and the slit of 13 of each concrete slabs, dry 24-48 hours;
Step 11, cast foam concrete insulation layer 1: by every cubic metre of consumption; Get the cement of 168-360kg, the flyash of 0-144kg, the blowing agent of 0.25-0.32kg and the water of 140-198kg, after mixing, process the foam concrete pours; Pour into the foam concrete pours from the sprue gate 30 of interior wall flaggy 12; Irritate to the space of filling up between exterior wall flaggy 9 and the interior wall flaggy 12, dry 12-24 hours, form foam concrete insulation layer 1;
Step 12, with the space between foam concrete filling block 4 filled and process concrete heat-insulating layers 1 and interior wall flaggy 12 and last collar tie beam 6 bottom surfaces;
Cement sand plaster is used on the surface of step 13, difference external wall board layer 9 and interior wall flaggy 12, forms wall face plastering mortar layer 2 and interior metope plastering mortar layer 3, accomplishes wall construction.
The thickness of the concrete slab described in the present invention is 15-20mm.
Described foam concrete pours, its dry density are 200-400kg/m 3, raw material is made up of cement, flyash, blowing agent and water, and every cubic metre raw material consumption is: the blowing agent of the cement of 168-360kg, the flyash of 0-144kg, 0.25-0.32kg and the water of 140-198kg.
The used material of the material of described foam concrete filling block 4 and the foam concrete cast bed of material is identical, and it is 200 kg/m that the foam concrete filling block is chosen unit weight 3-250kg/m 3The prefabricated section processed of foam concrete pours.After filling foam concrete pours and drying between external wall board layer 9 and the interior wall flaggy 12, fill in foam concrete filling block 4, and grout with the foam concrete pours and to build, the cavity in the body of wall is filled up from sprue gate along the strip of collar tie beam setting.
In the step 1 of technique scheme, step 2; When welding exterior wall flaggy 9 and interior wall flaggy 12; If be designed with window or doorway on the body of wall; When welding fixed frame 14, T-steel I 7 and T-steel II 8, should reserve a window preformed hole 16 so at the window's position of design than window level and each big 40mm of vertical direction size; The door reserved opening than the big 40mm of doorway horizontal dimension, the big 20mm of vertical direction size is reserved in position, doorway in design; As be designed with the water, electricity and gas switch board, reserve one in the relevant position than water, electricity and gas switch board level and each big 40mm water, electricity and gas switch board installing port 17 of vertical direction size; Each reserved opening is surrounded by reserved opening angle steel 33; In addition, the door reserved opening is not established the base.
In the step 2 of technique scheme, step 3, the width of concrete slab draw-in groove is smeared the space of cement mortar than the big 6mm-10mm of width of concrete slab 8 when to reserve concrete slab being installed.
In the step 2 of technique scheme, step 3; The angle steel 5 of wing plate 21 planes of T-steel I 7 and last collar tie beam 6 and lower ring beam 28 is in same plane on one side; Wing plate 21 planes of T-steel II 8 and the angle steel of fixed frame 14 5 are in same plane on one side; Make concrete slab 13 and T-steel I 7 and T-steel II 8 wing plate 21 contact closelyr, guarantee the steadiness of concrete slab 13.
Described concrete slab draw-in groove is made up of fixed frame 14 and T-steel I 7, and fixed frame 14 is made up of angle steel 5.
Described T-steel II 8 draw-in grooves are made up of two adjacent T-steel II 8.
In technique scheme, exterior wall flaggy 9 is arranged on load-bearing pillar 11 outsides, 11 distances that 10-75mm is arranged of exterior wall flaggy 9 and load-bearing pillar.
In technique scheme, when concrete slab 13 is installed, on the framework that surrounds by reserved opening angle steel 33 at each reserved opening place reserved opening concrete slab 39 is installed, 13 of reserved opening concrete slab 39 and concrete slabs are bonding through block plate mortar 29.The used material of reserved opening concrete slab 39 and concrete slab 13 is identical.
In the work progress of floor building, more firm with being connected of body of wall, as shown in Figure 5 for making exterior wall flaggy 9, on the steel bar end 34 that the load-bearing pillar 11 of body of wall corner is reserved, load-bearing pillar angle steel 26 is set, be connected with T-steel I 7 through support bar 10.
As shown in Figure 5, in the work progress of floor building, be arranged on the angle steel 5 in the room exterior wall flaggy 9 on four sides, be connected to form square frame by outside corner of wall angle steel 20 respectively, guarantee the steadiness of room exterior wall flaggy 9.
When body of wall is designed with window and water, electricity and gas switch board; Like Figure 10, Figure 11, Figure 12, shown in Figure 13; Be provided with framework reserved opening angle steel 33 in window preformed hole 16, water, electricity and gas switch board installing port 17 outer rims; On framework reserved opening angle steel 33, be provided with reserved opening concrete slab 39, reserved opening concrete slab 39 is connected with framework reserved opening angle steel 33 through self-tapping screw 37.
When body of wall is designed with power switch (socket); Like Figure 14, Figure 15, shown in Figure 16; On the concrete slab 13 that power switch (socket) inner box 38 is embedded in the interior wall flaggy 12; Power switch (socket) lid 35 is connected with power switch (socket) inner box 38 through self-tapping screw 37, and power line is arranged in the sleeve pipe 18, and sleeve pipe 18 is arranged between exterior wall flaggy 9 and the interior wall flaggy 12.
Shown in figure 19, on building foundation 40, be provided with geosphere joist steel pad 27.
When wall construction; When on load-bearing pillar 11 and last lower ring beam, being provided with the steel bar end 34 of reservation; Fixed frame 14 on the interior wall flaggy 12, the angle steel 5 on the exterior wall flaggy 9 and load-bearing pillar angle steel 26 can directly weld with the steel bar end of reserving 34; When if load-bearing pillar 11 does not have the steel bar end 34 of reservation with last lower ring beam; Then can be on load-bearing pillar 11 and last lower ring beam, be used for fixing and expansion bolt is installed on the position of angle steel 5 and fixed frame 14 on load-bearing pillar angle steel 26, the exterior wall flaggy 9 is replaced the steel bar end 34 reserved.Expansion bolt should be holed earlier when installing, the silt particle of pouring water slurry, then inserted expansion bolt, fastening.
In technique scheme; When concrete slab 13 was installed, near the concrete slab 13 of load-bearing pillar 11, the perpendicular end surface of one of which side was attached to the medial surface of vertical angle steel 5; The perpendicular end surface of opposite side is attached on the web 22 of T-steel I 7 and T-steel II 8, and bonding through cement mortar.
In technique scheme, the web 22 of said T-steel I 7 and T-steel II 8 is connected with support bar 10.Concrete slab 13 perpendicular end surface are set on the web 22 of medial surface, T-steel I 7 and T-steel II 8 of vertical angle steel 5, and are bonding through cement mortar.The wing plate 21 of described T-steel II 8 is arranged in the interior metope plastering mortar layer 3; The wing plate 21 of T-steel I 7 is arranged in the wall face plastering mortar layer 2; Angle steel 5 is arranged in interior metope plastering mortar layer 3 and the wall face plastering mortar layer 2 on one side, Yi Bian wing plate 21 has also played the effect that improves plastering mortar layer adhesive power with angle steel 5.Because the web 22 of T-steel I 7 and T-steel II 8 is inner towards body of wall; After foam concrete insulation layer 1 is set; The edge of concrete slab 13 outer faces withstands on the wing plate 21 of medial surface, T-steel I 7 and T-steel II 8 of angle steel 5; Inner face then is attached on the foam concrete insulation layer 1, thereby guarantees that concrete slab 13 can not come off.
Described support bar 10 can use plastic support bar or band steel support bar, is connected with T-steel II 8 with T-steel I 7 through rivet when using the plastic support bar; Direct and T- steel I 7 and 8 welding of T-steel II when using band steel support bar.
Embodiment one
A kind of job practices of foam concrete composite armour heat-preserving wall is established window and water, electricity and gas switch board on the body of wall, and when on load-bearing pillar 11 and last lower ring beam, being provided with the steel bar end 34 of reservation, its method step is:
Step 1, respectively be provided with building load-bearing pillar 11, go up collar tie beam 6 and lower ring beam 28, the distance of the lateral surface of last collar tie beam 6 and lower ring beam 28 and the lateral surface of load-bearing pillar 11 is 50mm;
Step 2, at the opposite face of two load-bearing pillars 11; Respectively weld a vertical angle steel along the inside edge; Respectively weld the angle steel of a level in the lower surface of last collar tie beam 6 and the upper surface of lower ring beam 28, the welding of the angle steel on angle steel on the load-bearing pillar 11 and the last lower ring beam is constituted a fixed frame 14; In fixed frame 14; Along continuous straight runs is every to be provided with a vertical T-steel II 8 at a distance from 400mm; The web 22 of T-steel II 8 is towards outdoor; Wing plate 21 planes of T-steel II 8 and the angle steel of fixed frame 14 5 is in same plane on one side, the two ends of T-steel II 8 respectively with last lower ring beam on angle steel 5 be connected, T-steel II 8 is divided into multiple row concrete slab draw-in groove with fixed frame 14;
Step 3, in the lower surface of last collar tie beam 6 and the upper surface of lower ring beam 28; Weld the angle steel 5 of a level respectively along outer ledge; Every separated 400mm vertically is provided with a T-steel I 7 between two angle steel 5; The web 22 of T-steel I 7 is relative with the web 22 of T-steel II 8, Yi Bian the angle steel 5 of wing plate 21 planes of T-steel I 7 and last collar tie beam 6 and lower ring beam 28 is in same plane, two adjacent T-steel I 7 constitute a row concrete slab draw-in groove; Vertically every separated 600mm is provided with support bar 10 on the web 22 of T-steel I 7, and the other end of support bar 10 is connected with the web 22 of T-steel II 8;
Step 4, on body of wall, be designed with window and water, electricity and gas switch board, when welding fixed frame 14, T-steel I 7 and T-steel II 8, should reserve a window preformed hole 16 so at the window's position of design than window level and each big 40mm of vertical direction size; Be designed with the water, electricity and gas switch board, reserve one in the relevant position than water, electricity and gas switch board level and each big 40mm water, electricity and gas switch board installing port 17 of vertical direction size, each reserved opening is surrounded by reserved opening angle steel 33;
Step 5, choose a block concrete plate, make cementing agent, concrete slab is installed in the concrete slab draw-in groove that T-steel I 7 constitutes with cement mortar, with anchor clamps 24 with concrete slab and 7 clampings of T-steel I;
The opposite face of step 6, the concrete slab 13 that installed in step 5 is made cementing agent with cement mortar, a block concrete plate 13 is installed in the concrete slab draw-in groove that two adjacent T-steel II 8 constitute, with anchor clamps 24 with concrete slab and 8 clampings of T-steel II;
Step 7, between two relative concrete slabs 13 that step 5 and step 6 have installed; A support bar 25 is set; Two concrete slabs that are oppositely arranged 13 are separately fixed in the concrete slab draw-in groove of T- steel I 7 and 8 formation of T-steel II, take off the anchor clamps 24 on the two block concrete plates then;
Step 8, according to the method for step 5, on the horizontal position adjacent of the concrete slab 13 that T-steel I 7 has installed, a block concrete plate 13 is installed again; According to the method for step 6, on the concrete slab 13 horizontal position adjacent that T-steel II 8 has installed, a block concrete plate 13 is installed again; Between two relative concrete slabs that installed, a support bar 25 is set, two concrete slabs that are oppositely arranged are separately fixed in the concrete slab draw-in groove of T- steel I 7 and 8 formation of T-steel II, take off the anchor clamps 24 on the two block concrete plates then;
Step 9, according to the method for step 8, block-by-block is accomplished the installation of delegation's concrete slab in regular turn, fills up the slit between each concrete slab with jointing cement mortar 15;
The step of step 10, repeating step five to step 9; On T-steel I 7 and T-steel II 8; Block-by-block is installed concrete slab line by line in regular turn, and the concrete slab of exterior wall flaggy 9 last columns is mounted to the lower surface of collar tie beam 6, reserves the high sprue gate 30 of 80mm between last column concrete slab of interior wall flaggy 12 and the last collar tie beam 2; Form exterior wall flaggy 9 and interior wall flaggy 12, its thickness is 25mm; When leaving window and water, electricity and gas switch board; On the framework reserved opening angle steel 33 around window reserved opening 16 and the water, electricity and gas switch board installing port 17, reserved opening concrete slab 39 is installed, water, electricity and gas switch board installing port 17 is connected with reserved opening concrete slab 39 through self-tapping screw 37; Sleeve pipe 18 is arranged between exterior wall flaggy 9 and the interior wall flaggy 12; Power line is arranged in the sleeve pipe 18; Link to each other with power switch 23; Power switch (socket) inner box 38 is embedded on the concrete slab 13 of interior wall flaggy 12, and power switch (socket) lid 35 is connected with power switch (socket) inner box 38 through self-tapping screw 37;
Step 11, with jointing cement mortar 15, fill up angle steel 5 and load-bearing pillar 11, go up collar tie beam 6, the slit of 28 of lower ring beams, and the slit of 13 of each concrete slabs, dry 24 hours;
Step 12, cast foam concrete insulation layer 1: by every cubic metre of consumption; Get cement, 0.25 blowing agent and the water of 198kg of 168kg, after mixing, process the foam concrete pours; Pour into the foam concrete pours from the sprue gate 30 of interior wall flaggy 12; Irritate to the space of filling up between exterior wall flaggy 9 and the interior wall flaggy 12, dry 12 hours, form foam concrete insulation layer 1;
Step 13, with the space between foam concrete filling block 4 filled and process concrete heat-insulating layers 1 and interior wall flaggy 12 and last collar tie beam 6 bottom surfaces;
Cement sand plaster is used on the surface of step 14, difference external wall board layer 9 and interior wall flaggy 12, forms wall face plastering mortar layer 2 and interior metope plastering mortar layer 3, accomplishes wall construction.
In the step 2 of technique scheme, step 3, the width of concrete slab draw-in groove is smeared the space of cement mortar than the big 6mm of width of concrete slab 8 when to reserve concrete slab being installed.
In technique scheme, exterior wall flaggy 9 is arranged on load-bearing pillar 11 outsides, 11 distances that 25mm is arranged of exterior wall flaggy 9 and load-bearing pillar.
Embodiment two
A kind of job practices of foam concrete composite armour heat-preserving wall is established the doorway on body of wall, and when on load-bearing pillar 11 and last lower ring beam, being provided with the steel bar end 34 of reservation, its method step is:
Step 1, respectively be provided with building load-bearing pillar 11, go up collar tie beam 6 and lower ring beam 28, the distance of the lateral surface of last collar tie beam 6 and lower ring beam 28 and the lateral surface of load-bearing pillar 11 is 80mm;
Step 2, at the opposite face of two load-bearing pillars 11; Respectively weld a vertical angle steel along the inside edge; Respectively weld the angle steel of a level in the lower surface of last collar tie beam 6 and the upper surface of lower ring beam 28, the welding of the angle steel on angle steel on the load-bearing pillar 11 and the last lower ring beam is constituted a fixed frame 14; In fixed frame 14; Along continuous straight runs is every to be provided with a vertical T-steel II 8 at a distance from 500mm; The web 22 of T-steel II 8 is towards outdoor; Wing plate 21 planes of T-steel II 8 and the angle steel of fixed frame 14 5 is in same plane on one side, the two ends of T-steel II 8 respectively with last lower ring beam on angle steel 5 be connected, T-steel II 8 is divided into multiple row concrete slab draw-in groove with fixed frame 14;
Step 3, in the lower surface of last collar tie beam 6 and the upper surface of lower ring beam 28; Weld the angle steel 5 of a level respectively along outer ledge; Every separated 500mm vertically is provided with a T-steel I 7 between two angle steel 5; The web 22 of T-steel I 7 is relative with the web 22 of T-steel II 8, Yi Bian the angle steel 5 of wing plate 21 planes of T-steel I 7 and last collar tie beam 6 and lower ring beam 28 is in same plane, two adjacent T-steel I 7 constitute a row concrete slab draw-in groove; Vertically every separated 700mm is provided with support bar 10 on the web 22 of T-steel I 7, and the other end of support bar 10 is connected with the web 22 of T-steel II 8;
Step 4, when being designed with the doorway on the body of wall; When welding fixed frame 14, T-steel I 7 and T-steel II 8; The door reserved opening than the big 40mm of doorway horizontal dimension, the big 20mm of vertical direction size is reserved in position, doorway in design; The door reserved opening is surrounded by framework reserved opening angle steel 33, and the door reserved opening is not established the base;
Step 5, choose a block concrete plate, make cementing agent, concrete slab is installed in the concrete slab draw-in groove that T-steel I 7 constitutes with cement mortar, with anchor clamps 24 with concrete slab and 7 clampings of T-steel I;
The opposite face of step 6, the concrete slab 13 that installed in step 5 is made cementing agent with cement mortar, a block concrete plate 13 is installed in the concrete slab draw-in groove that two adjacent T-steel II 8 constitute, with anchor clamps 24 with concrete slab and 8 clampings of T-steel II;
Step 7, between two relative concrete slabs 13 that step 5 and step 6 have installed; A support bar 25 is set; Two concrete slabs that are oppositely arranged 13 are separately fixed in the concrete slab draw-in groove of T- steel I 7 and 8 formation of T-steel II, take off the anchor clamps 24 on the two block concrete plates then;
Step 8, according to the method for step 5, on the horizontal position adjacent of the concrete slab 13 that T-steel I 7 has installed, a block concrete plate 13 is installed again; According to the method for step 6, on the concrete slab 13 horizontal position adjacent that T-steel II 8 has installed, a block concrete plate 13 is installed again; Between two relative concrete slabs that installed, a support bar 25 is set, two concrete slabs that are oppositely arranged are separately fixed in the concrete slab draw-in groove of T- steel I 7 and 8 formation of T-steel II, take off the anchor clamps 24 on the two block concrete plates then;
Step 9, according to the method for step 8, block-by-block is accomplished the installation of delegation's concrete slab in regular turn, fills up the slit between each concrete slab with jointing cement mortar 15;
The step of step 10, repeating step five to step 9; On T-steel I 7 and T-steel II 8; Block-by-block is installed concrete slab line by line in regular turn, and the concrete slab of exterior wall flaggy 9 last columns is mounted to the lower surface of collar tie beam 6, reserves the high sprue gate 30 of 90mm between last column concrete slab of interior wall flaggy 12 and the last collar tie beam 2; Form exterior wall flaggy 9 and interior wall flaggy 12, its thickness is 35mm; Leaving installation reserved opening concrete slab 39 on the doorway reserved opening framework reserved opening angle steel 33 all around, the doorway reserved opening is connected with reserved opening concrete slab 39 through self-tapping screw 37;
Step 11, with jointing cement mortar 15, fill up angle steel 5 and load-bearing pillar 11, go up collar tie beam 6, the slit of 28 of lower ring beams, and the slit of 13 of each concrete slabs, dry 36 hours;
Step 12, cast foam concrete insulation layer 1: by every cubic metre of consumption; Get the cement of 360kg, the flyash of 144kg, the blowing agent of 0.32kg and the water of 140kg, after mixing, process the foam concrete pours; Pour into the foam concrete pours from the sprue gate 30 of interior wall flaggy 12; Irritate to the space of filling up between exterior wall flaggy 9 and the interior wall flaggy 12, dry 20 hours, form foam concrete insulation layer 1;
Step 13, with the space between foam concrete filling block 4 filled and process concrete heat-insulating layers 1 and interior wall flaggy 12 and last collar tie beam 6 bottom surfaces;
Cement sand plaster is used on the surface of step 14, difference external wall board layer 9 and interior wall flaggy 12, forms wall face plastering mortar layer 2 and interior metope plastering mortar layer 3, accomplishes wall construction.
In the step 1 of technique scheme, step 2, the width of concrete slab draw-in groove is smeared the space of cement mortar than the big 6mm of width of concrete slab 8 when to reserve concrete slab being installed.
In technique scheme, exterior wall flaggy 9 is arranged on load-bearing pillar 11 outsides, 11 distances that 45mm is arranged of exterior wall flaggy 9 and load-bearing pillar.
In the step 2 of technique scheme, step 3, the width of concrete slab draw-in groove is smeared the space of cement mortar than the big 8mm of width of concrete slab 8 when to reserve concrete slab being installed.
Embodiment three
A kind of job practices of foam concrete composite armour heat-preserving wall; On body of wall, do not establish window, doorway and water, electricity and gas switch board; And there not be the steel bar end 34 reserved on load-bearing pillar 11 and the last lower ring beam, then need be on load-bearing pillar 11 and last lower ring beam, be used for fixing on the position of angle steel 5 and fixed frame 14 on load-bearing pillar angle steel 26, the exterior wall flaggy 9 steel bar end 34 that expansion bolt replaces reservation is installed; Expansion bolt should be holed earlier when installing, the silt particle of pouring water slurry; Then insert expansion bolt, fastening, interior wall flaggy 12 and exterior wall flaggy 9 are installed in the back, and its method step is:
Step 1, respectively be provided with building load-bearing pillar 11, go up collar tie beam 6 and lower ring beam 28, the distance of the lateral surface of last collar tie beam 6 and lower ring beam 28 and the lateral surface of load-bearing pillar 11 is 100mm;
Step 2, at the opposite face of two load-bearing pillars 11; Respectively weld a vertical angle steel along the inside edge; Respectively weld the angle steel of a level in the lower surface of last collar tie beam 6 and the upper surface of lower ring beam 28, the welding of the angle steel on angle steel on the load-bearing pillar 11 and the last lower ring beam is constituted a fixed frame 14; In fixed frame 14; Along continuous straight runs is every to be provided with a vertical T-steel II 8 at a distance from 600mm; The web 22 of T-steel II 8 is towards outdoor; Wing plate 21 planes of T-steel II 8 and the angle steel of fixed frame 14 5 is in same plane on one side, the two ends of T-steel II 8 respectively with last lower ring beam on angle steel 5 be connected, T-steel II 8 is divided into multiple row concrete slab draw-in groove with fixed frame 14;
Step 3, in the lower surface of last collar tie beam 6 and the upper surface of lower ring beam 28; Weld the angle steel 5 of a level respectively along outer ledge; Every separated 600mm vertically is provided with a T-steel I 7 between two angle steel 5; The web 22 of T-steel I 7 is relative with the web 22 of T-steel II 8, Yi Bian the angle steel 5 of wing plate 21 planes of T-steel I 7 and last collar tie beam 6 and lower ring beam 28 is in same plane, two adjacent T-steel I 7 constitute a row concrete slab draw-in groove; Vertically every separated 800mm is provided with support bar 10 on the web 22 of T-steel I 7, and the other end of support bar 10 is connected with the web 22 of T-steel II 8;
Step 4, choose a block concrete plate, make cementing agent, concrete slab is installed in the concrete slab draw-in groove that T-steel I 7 constitutes with cement mortar, with anchor clamps 24 with concrete slab and 7 clampings of T-steel I;
The opposite face of step 5, the concrete slab that installed in step 4 is made cementing agent with cement mortar, a block concrete plate is installed in the concrete slab draw-in groove that two adjacent T-steel II 8 constitute, with anchor clamps 24 with concrete slab and 8 clampings of T-steel II;
Step 6, between two relative concrete slabs that step 4 and step 5 have installed; A support bar 25 is set; Two concrete slabs that are oppositely arranged are separately fixed in the concrete slab draw-in groove of T- steel I 7 and 8 formation of T-steel II, take off the anchor clamps 24 on the two block concrete plates then;
Step 7, according to the method for step 4, on the horizontal position adjacent of the concrete slab that T-steel I 7 has installed, a block concrete plate is installed again; According to the method for step 5, on the horizontal position adjacent of the concrete slab that T-steel II 8 has installed, a block concrete plate is installed again; Between two relative concrete slabs that installed, a support bar 25 is set, two concrete slabs that are oppositely arranged are separately fixed in the concrete slab draw-in groove of T- steel I 7 and 8 formation of T-steel II, take off the anchor clamps 24 on the two block concrete plates then;
Step 8, according to the method for step 7, block-by-block is accomplished the installation of delegation's concrete slab in regular turn, fills up the slit between each concrete slab with jointing cement mortar 15;
The step of step 9, repeating step four to step 8; On T-steel I 7 and T-steel II 8; Block-by-block is installed concrete slab line by line in regular turn, and the concrete slab of exterior wall flaggy 9 last columns is mounted to the lower surface of collar tie beam 6, reserves the high sprue gate 30 of 100mm between last column concrete slab of interior wall flaggy 12 and the last collar tie beam 2; Form exterior wall flaggy 9 and interior wall flaggy 12, its thickness is 40mm;
Step 10, with jointing cement mortar 15, fill up angle steel 5 and load-bearing pillar 11, go up collar tie beam 6, the slit of 28 of lower ring beams, and the slit of 13 of each concrete slabs, dry 48 hours;
Step 11, cast foam concrete insulation layer 1: by every cubic metre of consumption; Get the cement of 360kg, the flyash of 144kg, the blowing agent of 0.32kg and the water of 140kg, after mixing, process the foam concrete pours; Pour into the foam concrete pours from the sprue gate 30 of interior wall flaggy 12; Irritate to the space of filling up between exterior wall flaggy 9 and the interior wall flaggy 12, dry 24 hours, form foam concrete insulation layer 1;
Step 12, with the space between foam concrete filling block 4 filled and process concrete heat-insulating layers 1 and interior wall flaggy 12 and last collar tie beam 6 bottom surfaces;
Cement sand plaster is used on the surface of step 13, difference external wall board layer 9 and interior wall flaggy 12, forms wall face plastering mortar layer 2 and interior metope plastering mortar layer 3, accomplishes wall construction.
In technique scheme, exterior wall flaggy 9 is arranged on load-bearing pillar 11 outsides, 11 distances that 60mm is arranged of exterior wall flaggy 9 and load-bearing pillar.
In the step 2 of technique scheme, step 3, the width of concrete slab draw-in groove is smeared the space of cement mortar than the big 10mm of width of concrete slab 8 when to reserve concrete slab being installed.
In the work progress of floor building, be arranged on the angle steel 5 in the room exterior wall flaggy 9 on four sides, be connected to form square frame by outside corner of wall angle steel 20 respectively, guarantee the steadiness of room exterior wall flaggy 9.
Described foam concrete pours, its dry density are 200-400kg/m 3, raw material is made up of cement, flyash, blowing agent and water, and every cubic metre raw material consumption is: the blowing agent of the cement of 168-360kg, the flyash of 0-144kg, 0.25-0.32kg and the water of 140-198kg.
Employed blowing agent is the blowing agent prescription that is provided in the one Chinese patent application number 200910138376.8 disclosed LC-01 type foam concrete foamers in the foam concrete pours in the present invention; Be made up of NaOH, succinic acid, borax, triethanolamine, rosin, fat alcohol polyethylene ether sodium sulphate, cocoanut fatty acid diethanolamide, hydrogen peroxide solution, the mol ratio of its each composition is: NaOH 37.5-38mol, succinic acid 1.8-2.4mol, borax 1.9-2.1mol, triethanolamine 2-8mol, rosin 18-22mol, fat alcohol polyethylene ether sodium sulphate 28-32mol, cocoanut fatty acid diethanolamide 0-0.1mol, hydrogen peroxide solution 0-0.1mol.
The used material of the material of described foam concrete filling block 4 and the foam concrete cast bed of material is identical, and it is 200 kg/m that the foam concrete filling block is chosen unit weight 3-250kg/m 3The prefabricated section processed of foam concrete pours.After filling foam concrete pours and drying between external wall board layer 9 and the interior wall flaggy 12, fill in foam concrete filling block 4, and grout with the foam concrete pours and to build, the cavity in the body of wall is filled up from sprue gate along the strip of collar tie beam setting.
The concrete slab 13 and the reserved opening concrete slab 39 of this method; By cement, sand, stone and water mixes after the machine mold pressing, vibrate, the demoulding, maintenance process, the percentage by weight of each raw material is: cement is 20%-25%, sand is 20%-25%; Stone is 30%-40%, and water is 10-30%.
Plate armour described in the present invention is meant: be arranged on formed robust construction bodies such as exterior wall flaggy, interior wall flaggy and load-bearing pillar around the foam concrete insulation layer, collar tie beam.
The physical and chemical index of products of the present invention, when thickness of wall body was 200mm, body of wall unit weight was 550 kg/m 3, wall total thermal resistance is 2.788 m 2K/W, its thermal transmittance are 0.360 W/ (m 2And the compressive strength of metope is 20 Mpa K); When thickness of wall body was 240mm, body of wall unit weight was 528 kg/m 3, wall total thermal resistance is 3.288 m 2K/W, its thermal transmittance are 0.304 W/ (m 2And the compressive strength of metope is 20Mpa K); When thickness of wall body was 280mm, body of wall unit weight was 524 kg/m 3, wall total thermal resistance is 3.413 m 2K/W, its thermal transmittance are 0.293W/ (m 2K) and the compressive strength of metope is 20Mpa.
The specification of described angle steel is (20～30) mm * (20～30) mm * (1.5～2.5) mm;
Used T-steel specification is (height H * width B * web thickness t1 * wing plate thickness t 2): (20～30) mm * 20mm * 2mm * (1.5～2) mm;
Used support bar is of a size of 5mm * 18mm * (100～240) mm, or is with steel with (10～20) mm * 20mm * 1mm * 2mm
The unit weight of used foam concrete pours is (200～400) kg/m 3
Used concrete slab is of a size of (400～600) mm * (400～600) mm * (15～20) mm.

Claims (4)

1. foam concrete composite armour heat-preserving wall; Comprise collar tie beam (6), lower ring beam (28) and load-bearing pillar (11); The distance of the lateral surface of the lateral surface of last collar tie beam (6) and lower ring beam (28) and load-bearing pillar (11) is 50-100mm; It is characterized in that: heat-preserving wall also comprises exterior wall flaggy (9), interior wall flaggy (12), foam concrete insulation layer (1), wall face plastering mortar layer (2), interior metope plastering mortar layer (3) and foam concrete filling block (4); Exterior wall flaggy (9) is arranged on load-bearing pillar (11) outside; Exterior wall flaggy (9) is 10-75mm with the distance of load-bearing pillar (11); Be provided with interior wall flaggy (12) between adjacent two load-bearing pillars (11), foam concrete insulation layer (1) is arranged between interior wall flaggy (12), load-bearing pillar (11) and the exterior wall flaggy (9), and the interior wall flaggy (12) between two load-bearing pillars (11) is made up of 4 angle steel (5), many T-steel II (8) and polylith concrete slab (13); Angle steel (5) is separately positioned on load-bearing pillar (11) and the last lower ring beam; Constitute rectangular fixed frame (14), T-steel II (8) is vertically set in the fixed frame (14), and T-steel II (8) is divided into multiple row concrete slab draw-in groove with fixed frame (14); The width of concrete slab draw-in groove is than the big 6mm-10mm of width of concrete slab, and concrete slab (13) is arranged in the concrete slab draw-in groove; Exterior wall flaggy (9) is made up of 2 angle steel (5), many T-steel I (7) and concrete slab (13); Article 2, angle steel (5) is horizontally set on respectively on collar tie beam (6) and the lower ring beam (28); T-steel I (7) is vertically set between 2 angle steel (5); The web (22) of T-steel I (7) is relative with the web (22) of T-steel II (8); And through support bar (10) connection, concrete slab (13) is arranged in the draw-in groove of two adjacent T-steel I (7) formations, and the width of draw-in groove is than the big 6mm-10mm of width of concrete slab; Foam concrete insulation layer (1) is made up of foam concrete pours and many support bars (10), and the dry density of foam concrete pours is 200-400kg/m 3Between the bottom surface of the last end face of interior wall flaggy (12) and foam concrete insulation layer (1) and last collar tie beam (6), leave the space of height 80-100mm; Foam concrete filling block (4) is horizontally installed in the space between interior wall flaggy (12) and foam concrete insulation layer (1) and the last collar tie beam (6); Exterior wall flaggy (9), interior wall flaggy (12) and foam concrete insulation layer (1) are connected with many support bars (10) in the foam concrete insulation layer (1) through many T-steel I (7) in the exterior wall flaggy (9), many T-steel II (8) in the interior wall flaggy (12), and the thickness of exterior wall flaggy (9) and interior wall flaggy (12) is respectively 25-40mm.
2. a kind of foam concrete composite armour heat-preserving wall as claimed in claim 1 is characterized in that: the wing plate (21) of described T-steel II (8) is arranged in the interior metope plastering mortar layer (3); The wing plate (21) of described T-steel I (7) is arranged in the wall face plastering mortar layer (2).
3. a kind of foam concrete composite armour heat-preserving wall as claimed in claim 1; It is characterized in that: described foam concrete insulation layer (1) by the foam concrete pours between support bar (10), condense, drying and moulding; The raw material of described foam concrete pours is made up of cement, flyash, blowing agent and water, and every cubic metre raw material consumption is: cement 168-360kg, flyash 0-144kg, blowing agent 0.25-0.32kg, water 140-198kg.
4. the job practices of a kind of foam concrete composite armour heat-preserving wall as claimed in claim 1, it is characterized in that: step is following:
Step 1, respectively be provided with building load-bearing pillar (11), go up collar tie beam (6) and lower ring beam (28), the distance of the lateral surface of last collar tie beam (6) and lower ring beam (28) and the lateral surface of load-bearing pillar (11) is 50-100mm;
Step 2, at the opposite face of two load-bearing pillars (11); Respectively weld a vertical angle steel along the inside edge; Respectively weld the angle steel of a level in the lower surface of last collar tie beam (6) and the upper surface of lower ring beam (28), angle steel on the load-bearing pillar (11) and the welding of the angle steel on the last lower ring beam are constituted a fixed frame (14); In fixed frame (14); Along continuous straight runs is every to be provided with a vertical T-steel II (8) at a distance from 400mm-600mm; The web (22) of T-steel II (8) is towards outdoor; The two ends of T-steel II (8) respectively with last lower ring beam on angle steel (5) be connected, T-steel II (8) is divided into multiple row concrete slab draw-in groove with fixed frame (14);
Step 3, in the lower surface of last collar tie beam (6) and the upper surface of lower ring beam (28); Weld the angle steel (5) of a level respectively along outer ledge; Every separated 400mm-600mm vertically is provided with a T-steel I (7) between two angle steel (5); The web (22) of T-steel I (7) is relative with the web (22) of T-steel II (8); Article two, adjacent T-steel I (7) constitutes a row concrete slab draw-in groove, and vertically every separated 600mm-800mm is provided with support bar (10) on the web (22) of T-steel I (7), and the other end of support bar (10) is connected with the web (22) of T-steel II (8);
Step 4, choose a block concrete plate, make cementing agent, concrete slab is installed in the concrete slab draw-in groove that T-steel I (7) constitutes with cement mortar, with anchor clamps (24) with concrete slab and T-steel I (7) clamping;
The opposite face of step 5, the concrete slab that installed in step 4; Make cementing agent with cement mortar; One block concrete plate is installed in the concrete slab draw-in groove of two adjacent T-steel II (8) formation, concrete slab and T-steel II (8) is clamped with anchor clamps (24);
Step 6, between two relative concrete slabs that step 4 and step 5 have installed; A support bar (25) is set; Two concrete slabs that are oppositely arranged are separately fixed in the concrete slab draw-in groove of T-steel I (7) and T-steel II (8) formation, take off the anchor clamps (24) on the two block concrete plates then;
Step 7, according to the method for step 4, on the horizontal position adjacent of the concrete slab that T-steel I (7) has installed, a block concrete plate is installed again; According to the method for step 5, on the horizontal position adjacent of concrete slab that T-steel II (8) has installed, a block concrete plate is installed again; Between two relative concrete slabs that installed; A support bar (25) is set; Two concrete slabs that are oppositely arranged are separately fixed in the concrete slab draw-in groove of T-steel I (7) and T-steel II (8) formation, take off the anchor clamps (24) on the two block concrete plates then;
Step 8, according to the method for step 7, block-by-block is accomplished the installation of delegation's concrete slab in regular turn, fills up the slit between each concrete slab with jointing cement mortar (15);
The step of step 9, repeating step four to step 8; On T-steel I (7) and T-steel II (8); Block-by-block is installed concrete slab line by line in regular turn; The concrete slab of exterior wall flaggy (9) last column is mounted to the lower surface of collar tie beam (6), reserves the high sprue gate of 80-100mm (30) between last column concrete slab of interior wall flaggy (12) and the last collar tie beam (2);
Step 10, with jointing cement mortar (15), fill up angle steel and load-bearing pillar, go up collar tie beam, the slit between lower ring beam, and the slit between each concrete slab, dry 24-48 hours;
Step 11, cast foam concrete insulation layer (1): by every cubic metre of consumption; Get the cement of 168-360kg, the flyash of 0-144kg, the blowing agent of 0.25-0.32kg and the water of 140-198kg; After mixing; Process the foam concrete pours, pour into the foam concrete pours, irritate to the space of filling up between exterior wall flaggy (9) and the interior wall flaggy (12) from the sprue gate (30) of interior wall flaggy (12); Dry 12-24 hours, form foam concrete insulation layer (1);
Step 12, with the space between foam concrete filling block (4) filled and process concrete heat-insulating layer (1) and interior wall flaggy (12) and last collar tie beam (6) bottom surface;
Cement sand plaster is used on the surface of step 13, difference external wall board layer (9) and interior wall flaggy (12), forms wall face plastering mortar layer (2) and interior metope plastering mortar layer (3), accomplishes wall construction;
The thickness of described concrete slab is 15-20mm.
CN2011100769049A 2011-03-29 2011-03-29 Composite armored thermal insulation wall of foamed concrete and construction method thereof Expired - Fee Related CN102182260B (en)

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