CN105601323B - A kind of foam concrete composite light partition wall batten and preparation method thereof - Google Patents

A kind of foam concrete composite light partition wall batten and preparation method thereof Download PDF

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Publication number
CN105601323B
CN105601323B CN201510964567.5A CN201510964567A CN105601323B CN 105601323 B CN105601323 B CN 105601323B CN 201510964567 A CN201510964567 A CN 201510964567A CN 105601323 B CN105601323 B CN 105601323B
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China
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foam concrete
batten
panel
foam
core
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CN201510964567.5A
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Chinese (zh)
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CN105601323A (en
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黄绍龙
黄修林
卞周宏
金帆
罗霄
唐涛
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湖北大学
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    • 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
    • C04B28/02—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 containing hydraulic cements other than calcium sulfates
    • C04B28/04—Portland cements
    • 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
    • C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
    • C04B20/10—Coating or impregnating
    • C04B20/1018—Coating or impregnating with organic materials
    • C04B20/1029—Macromolecular compounds
    • C04B20/1037—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
    • E04C2/02—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials
    • E04C2/04—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres
    • E04C2/049—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by specified materials of concrete or other stone-like material; of asbestos cement; of cement and other mineral fibres completely or partially of insulating material, e.g. cellular concrete or foamed plaster
    • E—FIXED CONSTRUCTIONS
    • E04—BUILDING
    • E04C—STRUCTURAL ELEMENTS; BUILDING MATERIALS
    • E04C2/00—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels
    • E04C2/30—Building elements of relatively thin form for the construction of parts of buildings, e.g. sheet materials, slabs, or panels characterised by the shape or structure
    • 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
    • C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
    • C04B2103/48—Foam stabilisers
    • 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
    • C04B2103/00—Function or property of ingredients for mortars, concrete or artificial stone
    • C04B2103/60—Agents for protection against chemical, physical or biological attack
    • C04B2103/65—Waterproofers or -repellents
    • 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
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/20—Resistance against chemical, physical or biological attack
    • 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
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/20—Resistance against chemical, physical or biological attack
    • C04B2111/28—Fire resistance, i.e. materials resistant to accidental fires or high temperatures
    • 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
    • C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
    • C04B2111/52—Sound-insulating materials
    • 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

Abstract

The invention discloses a kind of foam concrete composite light partition wall battens, it is made of panel foam concrete and core foam concrete, wherein panel foam concrete is symmetricly set on core foam concrete both sides, and the unit weight of panel foam concrete is 600 900kg/m3, the unit weight of core foam concrete is 150 500kg/m3.The present invention designs composite light partition wall batten using different densities and the bubble concrete layer of functional requirement, traditional calcium silicate board with microporous panel construction is substituted with the foam concrete of higher density, high grade, combined wall middle part is filled using compared with low-density, low intensive core foam concrete；The use of calcium silicate board with microporous can be effectively reduced, reduce the production cost of composite light partition wall batten, production process is simplified, and gained foam concrete composite light partition wall batten has the excellent properties such as waterproof and dampproof, insulation, fire-proof sound insulation and phase-change accumulation energy, has a extensive future.

Description

A kind of foam concrete composite light partition wall batten and preparation method thereof

Technical field

The present invention relates to building material technical fields, and in particular to a kind of foam concrete composite light partition wall batten and its Preparation method.

Background technology

China's light partition board for building mainly includes glass fiber reinforced cement batten, glass fiber reinforced gypsum item Plate, steel wire enhancing cement batten, lightweight concrete slat, granules of polystyrene sandwich light lath etc..Since the " 12th Five-Year Plan ", Green building material and green wall materials are carried out energetically by country, limit the production of clay brick and solid brick, energy-saving environment-friendly light partition wall batten Tremendous development is obtained.

At present, existing concrete foamed light mill for slats of center partition wall, there are weight is heavy, of high cost, soundproof effect is poor etc. Defect limits its popularization and application in engineering.Since the single cystosepiment surface quality of tradition can not be controlled effectively, calcium silicate board with microporous Sandwich structure composite plate is applied.But the sandwiches light lath such as polystyrene foam, polyurethane foam it is heat-resisting, Loss of properties on aging, there are easy firing, burning when discharge a large amount of poison gas the shortcomings that, serious threat people lives and properties peace Entirely.Panel used in compound sandwich partition wall batten is mostly calcium silicate board with microporous, and the cost of raw material is high, and production technology is stringent, complex procedures, wall Body unit weight is big and calcium silicate board with microporous inferior in contain the harmful components such as asbestos.Traditional light partition board drying is shunk greatly, is easily caused Wallboard cracks, and seriously affects its quality.

Therefore, further exploring Novel foam concrete composite light partition wall batten has important practical application meaning.

Invention content

In view of the deficienciess of the prior art, the present invention proposes a kind of foam concrete composite light partition wall batten, tool Have the features such as light unit weight, at low cost, fire-proof and damp-proof, phase-change accumulation energy, can solve traditional silico-calcium board finish unit weight it is big, it is of high cost and folder The problems such as sandwich layer easy shrinkage cracking, is suitble to promote and apply.

To achieve the above object, the technical solution adopted by the present invention is：

A kind of foam concrete composite light partition wall batten, it is by panel foam concrete and core foam concrete structure Into wherein panel foam concrete is symmetricly set on core foam concrete both sides, and the unit weight of panel foam concrete is 600- 900kg/m3, the unit weight of core foam concrete is 150-400kg/m3。

In said program, the thickness of the panel foam concrete is 2.5-4.5cm；The thickness of core foam concrete accounts for The 80-200% of panel foam concrete thickness.In said program, quality hundred shared by each component in the panel foam concrete Divide ratio：Cement 30-55%, admixture 10-40%, super-light aggregate 5-20%, fiber 0.01-0.05%, water 20-35%, foam stabilizing Agent 0.01-0.05%, hydrophober 0.01-0.05%, foaming agent 0.05-0.25%.

In said program, mass percent shared by each component in the core foam concrete：Cement 30-55%, blending Expect that 5-40%, phase transformation increase steady material 5-20%, fiber 0.01-0.05%, water 20-35%, foam stabilizer 0.01-0.05%, foaming Agent 0.05-0.25%.

In said program, the admixture is one in flyash, silicon ash, slag, blast-furnace cinder, diatomite, volcanic ash Kind or a variety of

In said program, the super-light aggregate is leca, lytag, haydites of book structure, silt sludge ceramsite, bastard coal It is one or more in stone haydite, unit weight 300-900kg/m3, simple Compressive Strength >=0.5Mpa.

In said program, the hydrophober is polysiloxanes, one kind in Metallic stearates, redispersible latex powder It is or a variety of.

In said program, the Metallic stearates are odium stearate, calcium stearate, zinc stearate or magnesium stearate etc..

In said program, the preparation method that the phase transformation increases steady material is：1) butyl stearate and spy are gently gathered materials Heating stirring is uniform in vacuum kettle, mass ratio 1.8-2.2:1, controlled at 25-35 DEG C；2) in the negative pressure of 0.1-0.5Mpa Under the conditions of pressurize 5-15min, then continuously decrease temperature in the kettle to -5~5 DEG C, and restore normal pressure；3) it is described by step 1) and 2) Heating, cooling, restores normal pressure step cycle 3-5 times at decompression；4) special gently aggregate temperature≤10 DEG C after control process, then Its surface is wrapped with epoxy resin, the phase transformation for being made described increases steady material.

In said program, the spy gently gathers materials for one kind in expanded perlite, glass bead, special light haydite or more Kind, unit weight 50-300kg/m3。

In said program, the fiber is polypropylene fibre, polyethylene fibre, cyclization, Fypro, glass It is one or more in glass fiber, vinylon fibre, plant fiber, basalt fibre；The foam stabilizer is cellulose ether, alkyl phenol It is one or more in ethylene oxide ether, polyvinyl alcohol, polyacrylamide, ethanol amine.

In said program, to realize that wallboard is assembled, at the both ends of foam concrete composite light partition wall batten thickness direction Tenon and tongue-and-groove are also set respectively.

The preparation method of above-mentioned a kind of foam concrete composite light partition wall batten, which is characterized in that include the following steps：

1) it prepares panel foam concrete and is molded：Each component is weighed according to the following ratio：Cement 30-55%, admixture 10- 40%th, super-light aggregate 5-20%, fiber 0.01-0.05%, water 20-35%, foam stabilizer 0.01-0.05%, hydrophober 0.01- 0.05%th, foaming agent 0.05-0.25%, wherein super-light aggregate make full water 12-24h processing, and when use drains surface water；By water Mud, admixture, super-light aggregate, hydrophober, fiber add in dry mixing 1-2min in blender, add water mix 2-3min, obtain cement mortar Expect I, foaming agent and water are pressed 1:The extension rate of (40-80) is diluted, and adds foam stabilizer, is poured into foaming machine and is beaten Bubble；Be mixed 30-45s by gained foam and cement slurry I to go out machine and carry out panel foam concrete to pour, be conserved in mould 2d；

2) it prepares core foam concrete and pours：Each component is weighed according to the following ratio：Cement 30-55%, admixture 5- 40%th, phase transformation increases steady material 5-20%, fiber 0.01-0.05%, water 20-35%, foam stabilizer 0.01-0.05%, foaming agent 0.05-0.25%；Cement, admixture, phase transformation are increased into steady material, fiber adds in dry mixing 1-2min in blender, addition water mix 2-3min obtains cement slurry II；Foaming agent and water are pressed 1:The extension rate of (40-80) is diluted, and adds foam stabilizer, Enter foaming machine to get blisters；Gained foam and cement slurry II are carried out 30-45s is mixed and goes out machine and obtains core foam concrete Slurry；

3) core foam concrete is poured into a mould：Panel foam concrete plate obtained by two pieces of identical steps 1) is set using mold Defined distance (spacing distance is core foam concrete thickness) is set to, core foam concrete slurry, sealing is then perfused Blanks and moulding and conserving 5d is demoulded, and after continuing maintenance to 28d, obtains the foam concrete composite light partition wall batten.

The present invention designs composite light partition wall batten using different densities and the bubble concrete layer of functional requirement：

1) traditional calcium silicate board with microporous panel construction is substituted with the foam concrete of higher density, high grade, can saved multiple The production cost of light partition board is closed, simplifies production process, can also solve the bonding consistency problem between unlike material；It is logical It crosses and high tenacity staple fiber and full water super-light aggregate is added in panel foam concrete slurry so that inside panel foam concrete Shear stress is effectively dissipated, and has blocked crack sustainable development, and crack is effectively controlled；Super-light aggregate can play simultaneously Aggregate increases steady effect, limits foam concrete drying and shrinks, and the panel foam concrete surface quality prepared is excellent, facing Property is strong；The inside that the hydrophober mixed in panel concrete simultaneously has blocked moisture to enter light composite wallboard, solves wallboard The shortcomings of hygroscopicity is big；Gained foam concrete panel construction has excellent heat-insulating, fire-preventing, noise reduction sound insulation value, anti-up to A grades Fiery class requirement.

2) it, to being filled in the middle part of combined wall, is alleviated multiple using compared with low-density, low intensive core foam concrete The whole surface density of plywood reduces the synthesis cost of composite lightweight wall plate；Meanwhile the phase transformation of admixture increases steady material and plays energy storage Heat-insulated and structure increases steady double action；Core foam concrete phase change material inside is drawn by the variation of internal and external environment temperature The suction heat release of phase-change material is played, reduces the thermal conductivity factor of light composite wallboard, improves the heat storage coefficient of light composite wallboard, It is more conducive to Indoor environment energy-saving heat preserving effect.

Compared with prior art, beneficial effects of the present invention are：

1) traditional calcium silicate board with microporous sandwich cystosepiment is substituted using MULTILAYER COMPOSITE light foam concrete sandwich structure, can effectively subtracted The use of few calcium silicate board with microporous, reduces the production cost of composite light partition wall batten, simplifies production process；

2) layer foam concrete panel construction in face can play the performances such as effective fire-proof and thermal-insulation, sound-absorbing noise reduction, air every Volume increases 10-20%, and burning grade reaches A grades of requirements, increases the comfortableness and security of indoor inhabitation；

3) staple fiber introduced in panel foam concrete and full water Superlight ceramsites increase the stable structure of concrete Property, the development of distress in concrete is limited, efficiently solves the problems such as partition wall batten is easy to crack, contraction is big；

4) moisture that the hydrophober being introduced into panel foam concrete can be obstructed in air environment enters in partition wall batten The problems such as portion, concrete water absorption rate significantly reduces, can reach≤3% requirement, efficiently solve wallboard hygroscopicity；

5) heat-proof quality of the foam concrete composite light partition wall batten, heat storage performance significantly improve, and thermal conductivity factor≤ 0.20W/ (mK), energy-saving benefit increase 5-10%, and indoor energy-saving heat preservation remarkable benefit increases, while also improves relaxing for inhabitation Adaptive.

Description of the drawings

Fig. 1 is the structure diagram of multifunctional bubble foam concrete composite light partition wall batten described in the embodiment of the present invention 1.

In figure, 1 is panel foam concrete, and 2 be core foam concrete.

Specific embodiment

For a better understanding of the present invention, with reference to the embodiment content that the present invention is furture elucidated, but the present invention is not It is limited only to the following examples.

Unless specific instructions, the reagent used is commercially available chemical reagent or industrial products to following embodiment.

In following embodiment, the cement is 42.5 cement of hero's board PO；Admixture is flyash, silicon ash 3:1 mixing and Into；Super-light aggregate be silt sludge ceramsite, unit weight 525kg/m3, simple Compressive Strength 2.0Mpa；Hydrophober is by odium stearate and can divide again It dissipates property latex powder and presses 4:1 mass ratio mixes；Fiber is polypropylene fibre；Foam stabilizer is cellulose ether；Foaming agent is deep Extra large SH-1261 foam concrete cement special foaming agent.

The preparation method that the phase transformation increases steady material is：1) butyl stearate and spy are gently gathered materials and is heated in vacuum kettle It stirs evenly, mass ratio 2:1, controlled at 30 DEG C；2) then the pressurize 5min under the condition of negative pressure of 0.2Mpa gradually drops Low temperature in the kettle restores normal pressure to 0 DEG C；3) it so heats up, decompression, cooling, restore normal pressure, recycle 3 times；4) after control process Special gently aggregate temperature≤10 DEG C, wrap its surface with epoxy resin, and the phase transformation is made and increases steady material.

The spy gently gathers materials for expanded perlite, unit weight 100kg/m3。

In following embodiment, the preparation method of the foam concrete composite light partition wall batten includes the following steps：

1) panel foam concrete is prepared：The mass percent as shared by panel foam concrete each component weighs each raw material, Wherein super-light aggregate is made full water and is handled for 24 hours, and when use drains surface water；By cement, admixture, super-light aggregate, hydrophober, fiber Dry mixing 1min in blender is added in, adds water mix 3min, obtains cement slurry I, by foaming agent and water (the additional addition needed for foaming Water) by 1:50 extension rate is diluted, and adds foam stabilizer, is poured into foaming machine and is got blisters；By gained foam with Cement slurry I be mixed 40s and goes out machine and carry out panel foam concrete to pour, and carry out maintenance 2d in mould；

2) core foam concrete slurry is prepared：The mass percent as shared by core foam concrete each component weighs each original Cement, admixture, phase transformation are increased dry mixing 1min in steady material, fiber addition blender, add in water mix 3min, obtain cement by material Slurry II；By foaming agent and water (water additionally added in needed for foaming) by 1:50 extension rate is diluted, and is added steady Infusion pours into foaming machine and gets blisters；Gained foam and cement slurry II are carried out 30s is mixed and goes out machine and obtains core foam concrete Slurry；

3) core foam concrete is poured into a mould：Using special die by panel foam concrete obtained by two pieces of identical steps 1) Plate is arranged to defined distance, and core foam concrete is perfused, and the 5d demouldings of sealing blanks and moulding and conserving carry out after continuing maintenance to 28d Cutting, polishing, obtain the foam concrete composite light partition wall batten.

Embodiment 1

A kind of foam concrete composite light partition wall batten, it is by 2 structure of panel foam concrete 1 and core foam concrete Into (see Fig. 1), wherein panel foam concrete 1 is symmetricly set on 2 left and right sides of core foam concrete, panel foam concrete 1 and the thickness of core foam concrete 2 be 3cm.

Mass percent shared by each component is in the panel foam concrete：Cement 47%, admixture 18%, ultralight collection Material 8.83%, water 26%, fiber 0.03%, foam stabilizer 0.02%, hydrophober 0.02%, foaming agent 0.10%；Core foam mixes Mass percent shared by each component is in solidifying soil：Cement 35%, admixture 27%, phase transformation increase steady material 10.82%, water 27%, Fiber 0.01%, foam stabilizer 0.02%, foaming agent 0.15%.

Panel foam concrete and core foam concrete slurry are prepared according to the above method, and carries out foam concrete and answers Close the pouring molding of light partition board.Foundation《Roof heat insulation is heat-insulated to use foam concrete》(JC/T 2125-2012) is right respectively The performances such as the unit weight of panel foam concrete plate and core foam concrete, compression strength, water absorption rate, thermal conductivity factor are surveyed Examination, the results are shown in Table 1.Foundation《Light partition board for building》(GB/T 2451-2009) is to foam concrete obtained by the present embodiment Composite light partition wall batten carries out performance detection, the results are shown in Table 2.

The performance test results of 1 embodiment of table, 1 gained panel foam concrete plate and core foam concrete

The performance test results of 2 embodiment of table, 1 gained foam concrete composite light partition wall batten

It can be seen that by table 1, table 2：The foam concrete composite light partition wall prepared using coextruded mulilayer foam concrete Batten performance is up to state standards requirement, and the more conventional calcium silicate board with microporous sandwich batten of thermal conductivity factor is lower, and heat storage capacity significantly rises, Compression strength, shock resistance and bending resistance are above standard defined requirement, and the foam concrete composite light every Wall strip sound insulation, fire protecting performance are excellent.

Embodiment 2

A kind of foam concrete composite light partition wall batten, it is by panel foam concrete and core foam concrete structure Into wherein panel foam concrete is symmetricly set at left and right sides of core foam concrete, panel foam concrete and core bubble The thickness of foam concrete is 4cm.The match ratio of panel foam concrete and core foam concrete carries out as described in embodiment 1 The cast of concrete mixing and foam concrete composite light partition wall batten.

Foundation《Roof heat insulation is heat-insulated to use foam concrete》(JC/T 2125-2012) is respectively to panel foam concrete plate The performances such as unit weight, compression strength, water absorption rate, thermal conductivity factor with core foam concrete are tested, and the results are shown in Table 3.Foundation 《Light partition board for building》(GB/T 2451-2009) is to foam concrete composite light partition wall batten obtained by the present embodiment Performance detection is carried out, the results are shown in Table 4.

The performance test results of 3 embodiment of table, 2 gained panel foam concrete plate and core foam concrete

The performance test results of 4 embodiment of table, 2 gained foam concrete composite light partition wall batten

It can be seen that by data in table 3, table 4：The foam concrete composite light-weight prepared using coextruded mulilayer foam concrete Matter partition wall batten performance is up to state standards requirement, and the appropriate thickness for increasing partition wall batten is increased slightly its thermal conductivity factor, resists Compressive Strength, shock resistance and bending resistance are above standard defined requirement, and the foam concrete composite light partition wall Batten sound insulation, fire protecting performance are excellent.

Embodiment 3

A kind of foam concrete composite light partition wall batten, it is by panel foam concrete and core foam concrete structure Into wherein panel foam concrete is symmetricly set at left and right sides of core foam concrete, panel foam concrete and core bubble The thickness of foam concrete is 4cm.

Mass percent shared by each component is in the panel foam concrete：Cement 55%, admixture 10%, ultralight collection Material 5.76%, water 29%, fiber 0.04%, foam stabilizer 0.02%, hydrophober 0.03%, foaming agent 0.15%.Core foam mixes Mass percent shared by each component is in solidifying soil：Cement 45%, admixture 15%, phase transformation increase steady material 8.81%, water 31%, fibre Dimension 0.02%, foam stabilizer 0.02%, foaming agent 0.15%.

Panel foam concrete and core foam concrete slurry are prepared according to the above method, and carries out foam concrete and answers Close the pouring molding of light partition board.Foundation《Roof heat insulation is heat-insulated to use foam concrete》(JC/T 2125-2012) is right respectively The performances such as the unit weight of panel foam concrete plate and core foam concrete, compression strength, water absorption rate, thermal conductivity factor are surveyed Examination, the results are shown in Table 5.Foundation《Light partition board for building》(GB/T 2451-2009) is to foam concrete obtained by the present embodiment Composite light partition wall batten carries out performance detection, the results are shown in Table 6.

The performance test results of 5 embodiment of table, 3 gained panel foam concrete plate and core foam concrete

The performance test results of 6 embodiment of table, 3 gained foam concrete composite light partition wall batten

Embodiment 4

A kind of foam concrete composite light partition wall batten, it is by panel foam concrete and core foam concrete structure Into wherein panel foam concrete is arranged at left and right sides of core foam concrete, the thickness 4cm of panel foam concrete, core The thickness of body foam concrete is 7cm.As described in embodiment the match ratio of panel foam concrete and core foam concrete into The cast of row concrete mixing and foam concrete composite light partition wall batten.

Foundation《Roof heat insulation is heat-insulated to use foam concrete》(JC/T 2125-2012) is respectively to panel foam concrete plate The performances such as unit weight, compression strength, water absorption rate, heat conduction heat storage coefficient with core foam concrete are tested, and the results are shown in Table 7. Foundation《Light partition board for building》(GB/T 2451-2009) is to foam concrete composite light partition wall obtained by the present embodiment Batten carries out performance detection, the results are shown in Table 8.

The performance test results of 7 embodiment of table, 4 gained panel foam concrete plate and core foam concrete

The performance test results of 8 embodiment of table, 4 gained foam concrete composite light partition wall batten

Embodiment 5

A kind of foam concrete composite light partition wall batten, it is by panel foam concrete and core foam concrete structure Into wherein panel foam concrete is symmetricly set at left and right sides of core foam concrete, panel foam concrete and core bubble The thickness of foam concrete is 3cm.

Mass percent shared by each component is in the panel foam concrete：Cement 35%, admixture 33%, ultralight collection Material 7.76%, water 24%, fiber 0.05%, foam stabilizer 0.04%, hydrophober 0.03%, foaming agent 0.12%；Core foam mixes Mass percent shared by solidifying soil each component is：Cement 40%, admixture 25%, phase transformation increase steady material 8.74%, water 26%, fiber 0.03%th, foam stabilizer 0.03%, foaming agent 0.20%.

Panel foam concrete and core foam concrete slurry are prepared according to the above method, and carries out foam concrete and answers Close the pouring molding of light partition board.Foundation《Roof heat insulation is heat-insulated to use foam concrete》(JC/T 2125-2012) is right respectively The performances such as the unit weight of panel foam concrete plate and core foam concrete, compression strength, water absorption rate, heat conduction heat storage coefficient carry out Test, the results are shown in Table 9.Foundation《Light partition board for building》(GB/T 2451-2009) is to foam coagulation obtained by the present embodiment Native composite light partition wall batten carries out performance detection, the results are shown in Table 10.

The performance test results of 9 embodiment of table, 5 gained panel foam concrete plate and core foam concrete

The performance test results of 10 embodiment of table, 5 gained foam concrete composite light partition wall batten

It can be seen that according to data in table 5, table 6, table 7, table 8, table 9, table 10：It is prepared using coextruded mulilayer foam concrete Foam concrete composite light partition wall batten, performance is up to state standards requirement, the more conventional calcium silicate board with microporous sandwich of thermal conductivity factor Batten is lower, and heat storage capacity significantly rises, and compression strength, shock resistance and bending resistance are above standard defined requirement, And with excellent sound insulation and fire protecting performance.

In conclusion foam concrete composite light partition wall batten of the present invention has waterproof and dampproof, insulation, prevents The excellent properties such as fire screen sound and phase-change accumulation energy, meet property indices as defined in standard, are conducive to replace calcium silicate board with microporous in reality It is applied in engineering.

The foregoing is merely the preferred embodiment of the present invention, it is noted that those of ordinary skill in the art are come It says, without departing from the concept of the premise of the invention, makes several modifications and variations, these belong to the protection model of the present invention It encloses.

Claims (9)

1. a kind of foam concrete composite light partition wall batten, which is characterized in that it is by panel foam concrete and core foam Concrete is formed, and wherein panel foam concrete is symmetricly set on core foam concrete both sides, the appearance of panel foam concrete Weight is 600-900kg/m3, the unit weight of core foam concrete is 150-500kg/m3；
Mass percent shared by each component in the panel foam concrete：Cement 30-55%, admixture 10-40%, super-light aggregate 5-20%, fiber 0.01-0.05%, water 20-35%, foam stabilizer 0.01-0.05%, hydrophober 0.01-0.05%, foaming agent 0.05- 0.25%；
Mass percent shared by each component in the core foam concrete：Cement 30-55%, admixture 5-40%, phase transformation increase surely Material 5-20%, fiber 0.01-0.05%, water 20-35%, foam stabilizer 0.01-0.05%, foaming agent 0.05-0.25%.
2. foam concrete composite light partition wall batten according to claim 1, which is characterized in that the panel foam mixes The thickness for coagulating soil is 2.5-4.5cm；The thickness of core foam concrete accounts for the 80-200% of panel foam concrete thickness.
3. foam concrete composite light partition wall batten according to claim 1, which is characterized in that the admixture is powder It is one or more in coal ash, silicon ash, slag, blast-furnace cinder, diatomite, volcanic ash；The fiber is polypropylene fibre, poly- second One kind in alkene fiber, cyclization, Fypro, glass fibre, vinylon fibre, plant fiber, basalt fibre It is or a variety of；The foam stabilizer is cellulose ether, one kind in alkyl phenol ethylene oxide ether, polyvinyl alcohol, polyacrylamide, ethanol amine It is or a variety of.
4. foam concrete composite light partition wall batten according to claim 1, which is characterized in that the super-light aggregate is It is one or more in leca, lytag, haydites of book structure, silt sludge ceramsite, coal gangue haydite, unit weight 300- 900kg/m3, simple Compressive Strength >=0.5Mpa.
5. foam concrete composite light partition wall batten according to claim 1, which is characterized in that the hydrophober is poly- It is one or more in siloxanes, Metallic stearates, redispersible latex powder.
6. foam concrete composite light partition wall batten according to claim 1, which is characterized in that the phase transformation increases steady material The preparation method of material is：1) butyl stearate and the special heating stirring in vacuum kettle of gently gathering materials is uniform, mass ratio is (1.8- 2.2):1, controlled at 25-35 DEG C；2）Pressurize 5-15min, then continuously decreases kettle under the condition of negative pressure of 0.1-0.5Mpa Interior temperature restores normal pressure to -5 ~ 5 DEG C；3）By step 1）With 2）The heating, cooling, restores normal pressure step cycle 3- at decompression 5 times；4）Special gently aggregate temperature≤10 DEG C, epoxy resin after control process wrap its surface, and the phase is made Become and increase steady material.
7. foam concrete composite light partition wall batten according to claim 6, which is characterized in that the spy gently gathers materials For one or more, the unit weight 50-300kg/m in expanded perlite, glass bead, special light haydite3。
8. the preparation method of any one of the claim 1-7 foam concrete composite light partition wall battens, which is characterized in that packet Include following steps：
1）Prepare panel foam concrete：Each component is weighed according to the following ratio：Cement 30-55%, admixture 10-40%, ultralight collection Expect 5-20%, fiber 0.01-0.05%, water 20-35%, foam stabilizer 0.01-0.05%, hydrophober 0.01-0.05%, foaming agent 0.05- 0.25%, wherein super-light aggregate makees full water 12-24h processing, and when use drains surface water；By cement, admixture, super-light aggregate, hate Aqua, fiber add in dry mixing 1-2min in blender, add water mix 2-3min, obtain cement slurry I, and foaming agent and water are pressed 1: The extension rate of (40-80) is diluted, and adds foam stabilizer, is poured into foaming machine and is got blisters；By gained foam and cement Slurry I be mixed 30-45s and goes out machine and carry out panel foam concrete to pour, and conserve in mould；
2）Prepare core foam concrete slurry：Each component is weighed according to the following ratio：Cement 30-55%, admixture 5-40%, phase transformation Increase steady material 5-20%, fiber 0.01-0.05%, water 20-35%, foam stabilizer 0.01-0.05%, foaming agent 0.05-0.25%；By water Mud, admixture, phase transformation increases steady material, fiber adds in dry mixing 1-2min in blender, adds in water mix 2-3min, obtains cement slurry II；Foaming agent and water are pressed 1:The extension rate of (40-80) is diluted, and adds foam stabilizer, is poured into foaming machine and is got blisters； Gained foam and cement slurry II are carried out 30-45s is mixed and goes out machine and obtains core foam concrete slurry；
3）Core foam concrete is poured into a mould：Using mold by two pieces of identical steps 1）Gained panel foam concrete plate is arranged to Core foam concrete is perfused in defined distance, seals blanks and moulding and conserving, continue to conserve after demoulding the foam concrete is compound Light partition board.
CN201510964567.5A 2015-12-18 2015-12-18 A kind of foam concrete composite light partition wall batten and preparation method thereof CN105601323B (en)

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