CN104003680B - Self-heat conserving masonry is built by laying bricks or stones and is used heat insulating mortar powder - Google Patents
Self-heat conserving masonry is built by laying bricks or stones and is used heat insulating mortar powder Download PDFInfo
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- CN104003680B CN104003680B CN201410267291.0A CN201410267291A CN104003680B CN 104003680 B CN104003680 B CN 104003680B CN 201410267291 A CN201410267291 A CN 201410267291A CN 104003680 B CN104003680 B CN 104003680B
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Abstract
Description
Technical field
The invention belongs to building masonry wall lagging material technical field, is that a kind of self-heat conserving masonry is built by laying bricks or stones and used heat insulating mortar powder.
Background technology
According to national energy-saving technical development plan requirement, energy-saving building will become the developing direction of construction industry from now on.The heat preservation energy-saving problem of buildings is a complex art problem, and building energy conservation will be realized, building external must be improved and protect energy-saving index, one of its key is exactly reduce the thermal conductivity of body of wall, increase substantially self heat-insulating property of masonry panel, along with deepening continuously of building energy conservation, various new wall material such as the multiple wallings with autonomous incubation and thermal insulation function such as concrete hollow block, air-entrained concrete building block, light porous brick, fly ash building block are widely used.But masonry mortar supporting with above-mentioned self-insulating wall material at present mostly adopts common masonry mortar to build self heat insulating energy saving building block by laying bricks or stones, because common masonry mortar is generally sand-cement slurry or polymer mortar, the density of this kind of mortar is large, be generally 1600 ~ 1800kg/m3, thermal conductivity is high, be generally 0.8 ~ 1.0W/ (mk), when supporting the use with self heat insulation wall, due to self heat insulating energy saving building block and common masonry mortar thermal conductivity gap large, the mortar joint of masonry is caused to occur " heat bridge " or " cold bridge " phenomenon, the wall thermal insulating power loss caused therefrom reaches about 25%, at building mortar layer, there is condensation in even whole metope, have a strong impact on the integral heat insulation effect of body of wall, make building can not meet national 65% energy conservation standard requirement.Therefore, the insulation of energy-conserving construction wall be realized, not only need light heat insulation blocks, and need the masonry mortar with good thermal insulation property.Develop a kind of performance requriements that can meet the terms of mechanics such as intensity thus, low thermal conductivity requirement can be met again, and can seem extremely important with self-heat conserving masonry matching used heat preservation energy-saving masonry mortar.
Summary of the invention
The object of the invention is to overcome deficiency of the prior art, there is provided one mutually can mate with self-thermal insulation wall building block (brick), and thermal conductivity is little, ultimate compression strength is high, adhesive property is good, workability is good, good water-retaining property, high insulating effect, energy-conserving and environment-protective self-heat conserving masonry build by laying bricks or stones and use heat insulating mortar powder.
Realizing the technical scheme that object of the present invention takes is: this heat-insulating mortar dry material is formed by the proportioning raw materials of following weight part, light skeletal 25 ~ 55 parts, thermal insulation material 5 ~ 30 parts, nanometer strengthener 3 ~ 10 parts, cement 30 ~ 60 parts, 1 ~ 5 part, fiber thermal insulation material, binding agent 0.2 ~ 10 part, redispersible latex powder 0.5 ~ 10 part; Wherein,
Described light skeletal employing particle diameter is page pottery or the haydite of 0.5 ~ 3mm;
Described thermal insulation material is closed perlite or expanded vermiculite or sepiolite;
Described nanometer strengthener is lime or volcanic ash or SILICA FUME;
Described cement adopts strength grade to be the silicate cement of 42.5;
Described fiber thermal insulation material adopts microglass fiber or mineral wool;
Described binding agent adopts wilkinite or hypromellose.
The light skeletal of above-mentioned materials adopts page pottery or haydite, belong to porous light-weight material, because there is obturator foramen micro-hole structural its inside, there is the fine and close dense layer of one deck on surface, shell is very hard, thus has unique premium properties such as high-strength light, heat-insulation and heat-preservation, fire-proof and damp-proof, good endurance.Page pottery or haydite are aggregate, it is again heat-insulating heat-preserving material, the water-retentivity of mortar, plasticity and intensity can be improved, and page pottery or haydite have that thermal conductivity is low, water-intake rate is little, penetrating power is strong, the features such as intensity is high, light capacity, high temperature resistant, acid and alkali-resistance, high adsorption capacity, anti-pressure and abrasion-proof.Thermal insulation material is closed perlite or expanded vermiculite or sepiolite, closed perlite can overcome that conventional expanded perlite water-intake rate is large, intensity is low, the feature of poor fluidity, extend the Application Areas of pearlstone, there is intensity high, water-intake rate is low, and intensity is high, Combination is good etc., the easy feature such as dispersion; Expanded vermiculite has unique structural property and surface properties, and nontoxic, aseptic and unreactiveness, and has the characteristic of environmental protection, insulation, heat insulation, insulation; Sepiolite is the moisture magnesium silicate of a kind of threadiness, has adsorptivity, rheological, catalytic and high temperature resistant, heat insulation, insulation, anticorrosive, radioprotective, the performance such as fire-retardant and thermally-stabilised.Nanometer strengthener is lime or volcanic ash SILICA FUME, has good filling effect, can be filled between cement granules space, can increase substantially intensity and the weather resistance of mortar, reduces the water-intake rate of light skeletal, improves the cohesive force between light material slurry.Cement is silicate cement, and strength grade is 42.5.Fiber thermal insulation material is microglass fiber or mineral wool, and mineral wool is called for short mineral wool, the cotton shape staple fibre obtained by molten silicate thing, comprise slag wool, rock wool, with metallurgical slag or flyash for main raw material person claims slag wool; With rocks such as basalt for main raw material person claims " rock wool ", mineral wool and rock wool and goods thereof have light weight, durable, do not fire, be stale-proof, not mould, the feature such as not damaged by worms, be excellent heat insulating, sound-absorbing material.Binding agent adopts wilkinite or hypromellose, can improve workability and the workability of mortar.Redispersible latex powder has high viscosifying power and unique water resisting property, application property and thermal insulation etc., above-mentioned several raw material is after mixing with cement and adding water, the avidity in slurry between each component raw material can be made greatly to strengthen, simultaneously before cement does not solidify, inside forms micropore, makes mortar not only have stronger cohesion and cohesive strength, and insulation, heat insulation effect can be played, the hot and cold bridge phenomenon of masonry panel can be eliminated completely.
Build by laying bricks or stones with heat insulating mortar powder according to the prepare burden self-heat conserving masonry made of such scheme, be applicable to the bonding of various buildings self-thermal insulation wall building block brickwork joint.This heat insulating mortar powder thermal conductivity is low, at 0.16W/(m ﹒ k) below, the generation of the hot and cold bridge of building block seam crossing can be avoided, thus effectively form the self-heat conserving effect of masonry panel.Meanwhile, the cementability of this heat insulating mortar powder is good, has good ageing resistance, can the life-span same with buildings, and having nontoxic, pollution-free, harmless, raw material sources are extensive, the advantages such as cost is low, easy construction are more satisfactory building wall materials.Self-heat conserving masonry of the present invention is built by laying bricks or stones with heat insulating mortar powder, effectively can eliminate the cracking, hollowing, cold bridge, the condensation trouble that use ordinary mortar to produce, contribute to the target that self heat insulation wall reaches energy-conservation 65%.Beneficial effect compared with prior art:
(1) thermal conductivity is low: thermal conductivity has and significantly reduces compared with the prior art, is only 0.16W/ (mk) after testing, and heat insulating effect is obvious, overcomes the power loss solved because building mortar layer causes.
(2) low density: density is 923kg/m3 after testing, with self heat insulating energy saving building block similar density, the quality problems such as the crack and water leakage avoiding the body of wall using other mortar to build by laying bricks or stones to produce because material stress is different.
(3) ultimate compression strength is high: ultimate compression strength is more than 5.0Mpa after testing, can meet the needs of masonry.
(4) heat insulating mortar powder Functionality, quality and appealing design of the present invention, cost low, be easy to produce, environmental protection easy to use, safe, energy-saving effect is remarkable, for building by laying bricks or stones of self-thermal insulation wall building block (brick), can stop the generation of " hot and cold bridge ".
(5) heat insulating mortar powder of the present invention is used for self-heat conserving masonry and plays leading building by laying bricks or stones, can obtain the effect that mortar matches with walling characteristic, overcomes power loss and problem of Cracking that existing air-entrained concrete building block causes because of cold bridge, condensation as body of wall.
Embodiment
Self-heat conserving masonry of the present invention is built by laying bricks or stones with heat insulating mortar powder, according to energy-saving heat preserving, reduce the principle of cost, select with energy-saving light skeletal as major ingredient, cement is gelating material, add thermal insulation material, nanometer strengthener, fiber thermal insulation material and a small amount of binding agent for increasing workability and rubber powder, its finished product form is the dry material that fine particle mixes with powdery.The proportioning of each component raw material all can receive good effect in following weight parts ratio range: light skeletal 25 ~ 55 parts, thermal insulation material 5 ~ 30 parts, nanometer strengthener 3 ~ 10 parts, cement 30 ~ 60 parts, 1 ~ 5 part, fiber thermal insulation material, binding agent 0.2 ~ 10 part, redispersible latex powder 0.5 ~ 10 part; Wherein, described light skeletal employing particle diameter is page pottery or the haydite of 0.5 ~ 3mm; Described thermal insulation material is closed perlite or expanded vermiculite or diatomite; Described thermal insulation material is closed perlite or expanded vermiculite or sepiolite; Described nanometer strengthener is lime or volcanic ash or SILICA FUME; Described cement adopts strength grade to be the silicate cement of 42.5; Described fiber thermal insulation material adopts microglass fiber or mineral wool; Described binding agent adopts wilkinite or hypromellose.
The preparation method of heat insulating mortar powder of the present invention carries out according to the following steps:
Step 1: first the page of light skeletal pottery or haydite being filtered out particle diameter is that the particulate material of 0.5 ~ 3mm is for subsequent use;
Step 2: will filter out page pottery or haydite particles material and nanometer strengthener, cement, fiber thermal insulation material, binding agent, redispersible latex powder etc. measure respectively by described proportioning, insert in powder stirrer, after being mixed by powder stirrer, make compound for subsequent use;
Step 3: get compound prepared by step 2, then add after thermal insulation material continues to be uniformly mixed by described proportioning, namely make and build by laying bricks or stones with heat insulating mortar powder, finally pack packaging.
Step 4: during site operation, only heat insulating mortar powder need be added water and mix and stir into the bonding that mortar pasty state material can carry out building block and build by laying bricks or stones, the ratio of heat insulating mortar powder and water is: Gan Fen Liao ︰ water=1 ︰ 2.5 ~ 3.5.
Main performance index after heat insulating mortar powder of the present invention and ordinary mortar contrast is:
| Index subjet | Heat insulating mortar powder | Normal sands slurry |
| Dry density | ≤1000kg/m3 | ≥1000 |
| Ultimate compression strength | ≥5.0Mpa | ≥5.0 |
| Thermal conductivity | ≤0.16W/(m·k) | ≥0.8 |
Embodiment one
The weight of each component raw material of described heat insulating mortar powder can be: light skeletal 25 parts, thermal insulation material 5 parts, nanometer strengthener 3 parts, cement 30 parts, 1 part, fiber thermal insulation material, binding agent 0.2 part, redispersible latex powder 0.5 part.
Embodiment two
The weight of each component raw material of described heat insulating mortar powder also can be: light skeletal 28 parts, thermal insulation material 8 parts, nanometer strengthener 4 parts, cement 35 parts, 1.5 parts, fiber thermal insulation material, binding agent 0.6 part, redispersible latex powder 1 part.
Embodiment three
The weight of each component raw material of described heat insulating mortar powder also can be: light skeletal 30 parts, thermal insulation material 10 parts, nanometer strengthener 5 parts, cement 40 parts, 2 parts, fiber thermal insulation material, binding agent 1 part, redispersible latex powder 2 parts.
Embodiment four
The weight of each component raw material of described heat insulating mortar powder also can be: light skeletal 33 parts, thermal insulation material 13 parts, nanometer strengthener 5.5 parts, cement 43 parts, 2.5 parts, fiber thermal insulation material, binding agent 2 parts, redispersible latex powder 3.5 parts.
Embodiment five
The weight of each component raw material of described heat insulating mortar powder can also be: light skeletal 35 parts, thermal insulation material 15 parts, nanometer strengthener 6 parts, cement 45 parts, 3 parts, fiber thermal insulation material, binding agent 3 parts, redispersible latex powder 5 parts.
Embodiment six
The weight of each component raw material of described heat insulating mortar powder also can be: light skeletal 40 parts, thermal insulation material 18 parts, nanometer strengthener 7 parts, cement 48 parts, 3.5 parts, fiber thermal insulation material, binding agent 4.5 parts, redispersible latex powder 6 parts.
Embodiment seven
The weight of each component raw material of described heat insulating mortar powder also can be: light skeletal 45 parts, thermal insulation material 22 parts, nanometer strengthener 8 parts, cement 51 parts, 4 parts, fiber thermal insulation material, binding agent 6 parts, redispersible latex powder 7 parts.
Embodiment eight
The weight of each component raw material of described heat insulating mortar powder also can be: light skeletal 50 parts, thermal insulation material 26 parts, nanometer strengthener 9 parts, cement 55 parts, 4.5 parts, fiber thermal insulation material, binding agent 8 parts, redispersible latex powder 8.5 parts.
Embodiment nine
The weight of each component raw material of described heat insulating mortar powder also can be: light skeletal 55 parts, thermal insulation material 30 parts, nanometer strengthener 10 parts, cement 60 parts, 5 parts, fiber thermal insulation material, binding agent 10 parts, redispersible latex powder 10 parts.
Claims (10)
1. a self-heat conserving masonry is built by laying bricks or stones with heat insulating mortar powder, it is characterized in that: it is formed by the proportioning raw materials of following weight part, light skeletal 25 ~ 55 parts, thermal insulation material 5 ~ 30 parts, nanometer strengthener 3 ~ 10 parts, cement 30 ~ 60 parts, 1 ~ 5 part, fiber thermal insulation material, binding agent 0.2 ~ 10 part, redispersible latex powder 0.5 ~ 10 part; Wherein:
Described light skeletal adopts particle diameter to be the haydite of 0.5 ~ 3mm;
Described thermal insulation material is closed perlite or expanded vermiculite or sepiolite;
Described nanometer strengthener is lime or volcanic ash or SILICA FUME;
Described cement adopts strength grade to be the silicate cement of 42.5;
Described fiber thermal insulation material adopts microglass fiber or mineral wool;
Described binding agent adopts wilkinite or hypromellose.
2. self-heat conserving masonry according to claim 1 is built by laying bricks or stones with heat insulating mortar powder, it is characterized in that: the weight of each component raw material of described heat insulating mortar powder is: light skeletal 25 parts, thermal insulation material 5 parts, nanometer strengthener 3 parts, cement 30 parts, 1 part, fiber thermal insulation material, binding agent 0.2 part, redispersible latex powder 0.5 part.
3. self-heat conserving masonry according to claim 1 is built by laying bricks or stones with heat insulating mortar powder, it is characterized in that: the weight of each component raw material of described heat insulating mortar powder is: light skeletal 28 parts, thermal insulation material 8 parts, nanometer strengthener 4 parts, cement 35 parts, 1.5 parts, fiber thermal insulation material, binding agent 0.6 part, redispersible latex powder 1 part.
4. self-heat conserving masonry according to claim 1 is built by laying bricks or stones with heat insulating mortar powder, it is characterized in that: the weight of each component raw material of described heat insulating mortar powder is: light skeletal 30 parts, thermal insulation material 10 parts, nanometer strengthener 5 parts, cement 40 parts, 2 parts, fiber thermal insulation material, binding agent 1 part, redispersible latex powder 2 parts.
5. self-heat conserving masonry according to claim 1 is built by laying bricks or stones with heat insulating mortar powder, it is characterized in that: the weight of each component raw material of described heat insulating mortar powder is: light skeletal 33 parts, thermal insulation material 13 parts, nanometer strengthener 5.5 parts, cement 43 parts, 2.5 parts, fiber thermal insulation material, binding agent 2 parts, redispersible latex powder 3.5 parts.
6. self-heat conserving masonry according to claim 1 is built by laying bricks or stones with heat insulating mortar powder, it is characterized in that: the weight of each component raw material of described heat insulating mortar powder is: light skeletal 35 parts, thermal insulation material 15 parts, nanometer strengthener 6 parts, cement 45 parts, 3 parts, fiber thermal insulation material, binding agent 3 parts, redispersible latex powder 5 parts.
7. self-heat conserving masonry according to claim 1 is built by laying bricks or stones with heat insulating mortar powder, it is characterized in that: the weight of each component raw material of described heat insulating mortar powder is: light skeletal 40 parts, thermal insulation material 18 parts, nanometer strengthener 7 parts, cement 48 parts, 3.5 parts, fiber thermal insulation material, binding agent 4.5 parts, redispersible latex powder 6 parts.
8. self-heat conserving masonry according to claim 1 is built by laying bricks or stones with heat insulating mortar powder, it is characterized in that: the weight of each component raw material of described heat insulating mortar powder is: light skeletal 45 parts, thermal insulation material 22 parts, nanometer strengthener 8 parts, cement 51 parts, 4 parts, fiber thermal insulation material, binding agent 6 parts, redispersible latex powder 7 parts.
9. self-heat conserving masonry according to claim 1 is built by laying bricks or stones with heat insulating mortar powder, it is characterized in that: the weight of each component raw material of described heat insulating mortar powder is: light skeletal 50 parts, thermal insulation material 26 parts, nanometer strengthener 9 parts, cement 55 parts, 4.5 parts, fiber thermal insulation material, binding agent 8 parts, redispersible latex powder 8.5 parts.
10. self-heat conserving masonry according to claim 1 is built by laying bricks or stones with heat insulating mortar powder, it is characterized in that: the weight of each component raw material of described heat insulating mortar powder is: light skeletal 55 parts, thermal insulation material 30 parts, nanometer strengthener 10 parts, cement 60 parts, 5 parts, fiber thermal insulation material, binding agent 10 parts, redispersible latex powder 10 parts.
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| CN105036620A (en) * | 2015-07-03 | 2015-11-11 | 枞阳县天筑新型建筑材料有限公司 | High efficient thermal insulation mortar added with glass wool and preparation method thereof |
| CN105776972A (en) * | 2016-03-22 | 2016-07-20 | 苏州百联建筑工程有限公司 | Special repair mortar for subway tunnel segments |
| CN106083014A (en) * | 2016-06-12 | 2016-11-09 | 浙江孚瓯科技有限公司 | Preparation method of foaming building stones roof heat insulation brick and products thereof |
| CN111807761A (en) * | 2019-04-12 | 2020-10-23 | 耀星(廊坊)建筑材料有限公司 | QHJ light active energy-saving masonry material |
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| CN102162282A (en) * | 2011-03-17 | 2011-08-24 | 徐振飞 | Automatic heat preservation, energy saving and air-entrapping concrete brick wall and manufacturing method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR100483702B1 (en) * | 2002-10-29 | 2005-04-19 | 이대균 | The method for manufacturing of heatproof and light weight for materials |
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Patent Citations (4)
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|---|---|---|---|---|
| CN102162282A (en) * | 2011-03-17 | 2011-08-24 | 徐振飞 | Automatic heat preservation, energy saving and air-entrapping concrete brick wall and manufacturing method thereof |
| CN102424560A (en) * | 2011-09-20 | 2012-04-25 | 上海英硕聚合材料股份有限公司 | Waterproof crack-resistant inorganic heat-insulating mortar and preparation method thereof |
| CN103193420A (en) * | 2012-01-10 | 2013-07-10 | 平湖市法而特建筑保温科技有限公司 | Nano-material-containing high-strength high-heat insulation exterior wall inorganic heat-retaining face brick |
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