CN104895328A - Self-insulation wall and preparation and construction methods thereof - Google Patents
Self-insulation wall and preparation and construction methods thereof Download PDFInfo
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- CN104895328A CN104895328A CN201510361289.4A CN201510361289A CN104895328A CN 104895328 A CN104895328 A CN 104895328A CN 201510361289 A CN201510361289 A CN 201510361289A CN 104895328 A CN104895328 A CN 104895328A
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- 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
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- 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
- Y02A30/24—Structural elements or technologies for improving thermal insulation
- Y02A30/244—Structural elements or technologies for improving thermal insulation using natural or recycled building materials, e.g. straw, wool, clay or used tires
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- 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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Abstract
The invention provides a self-insulation wall. The self-insulation wall is characterized by comprising a reinforcement frame and a wall board, wherein the wall board comprises a cracking resisting layer, a resistor bridge layer and a cement mortar concrete layer which are sequentially overlapped from the center to the outer surfaces of two sides. The self-insulation wall has the beneficial effects that an insulation layer is arranged in the wall; the problems necessary for an insulation board of an outer wall, such as mounting and weight can be avoided; the thickness of an insulation layer can be increased on the premise that the potential risk can be avoided, and thus the insulation effect can be improved; anti-rust resistor bridge size coats the reinforcement frame and can effectively resist heat transfer; the anti-rust resistor bridge size is doped with some cement mortar, so that the coated reinforcement can be closely combined with insulation size and cement mortar concrete, and as a result, the firm coordinating and bearing effects can be improved; the self-insulation wall can meet the requirement on saving 65 to 75% of energy without using the outer wall insulation material.
Description
Technical field
The invention belongs to materials for wall technical field, particularly a kind of self heat insulation wall and preparation thereof and construction method.
Background technology
China, building energy consumption with industrial energy consumption, traffic energy consumption claim three large energy consumption rich anies influential family, energy-saving potential is huge, and building energy saving industry has become the important organic component of energy-conserving and environment-protective industry.Building energy conservation completes mainly through two aspects, and one is reduce building energy consumption, and two is the efficiency of energy utilization improving building energy consumption system.Heat preservation construction material is adopted to be the main path realizing building energy conservation at present.
In existing energy-saving building technology, in wall thermal insulating, be generally install warming plate additional on existing body of wall, with intercept heat conduction, but this method has the defect of several aspect, and one is install warming plate additional again after first building up body of wall, be equivalent to build twice body of wall, add workload.Two be adhering heat insulating plate on body of wall, because the coefficient of expansion is different, when meeting with the very large weather of the temperature difference, between warming plate and body of wall, each layer of warming plate self and and adhesive between easily peel off cracking, have a strong impact on the life-span, even can cause security incident.
Summary of the invention
Technical problem to be solved by this invention is the problem that the technology installing warming plate additional for exterior wall exists potential safety hazard, provides one not adopt external wall insulation, can reach again the method for heat insulation effect, to stop associated safety hidden danger simultaneously.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is a kind of self heat insulation wall, it is characterized in that described body of wall is made up of cage of reinforcement and wall board, wherein cage of reinforcement is made up of double sided dual layer steel mesh reinforcement and some disjunctor cross reinforcements, steel mesh reinforcement is formed by iron wire bind by crisscross reinforcing bar, disjunctor cross reinforcement, by iron wire and each layer steel mesh reinforcement bind, leaves remaining limit at each bind place after iron wire bind reinforcing bar; Reinforcing bar and iron wire outer surface have antirust resistance bridge slurry; Wall board is made up of crack-resistant layer, resistance bridge layer and the cement mortar layer of concrete stacked gradually to two side external surfaces centered by wall insulating layer; Wherein disjunctor cross reinforcement is through wall insulating layer, and two ends through crack-resistant layer and resistance bridge layer, and are buried in layer of concrete; Double sided dual layer steel mesh reinforcement is buried in layer of concrete.
The antirust resistance bridge slurry being wherein sprayed on reinforcing bar and iron wire external surface is prepared from by phosphatase 11 00 part, aluminium hydroxide 13-17 part, zinc oxide 1-3 part, portland cement 30-40 part, quartz sand 75-95 part, water 15-25 part, acrylic emulsion 20-30 part, mica powder 10-20 part according to weight portion; Zinc oxide and aluminium hydroxide are put into phosphoric acid solution by its concrete preparation method, 4-6 minute is stirred under 450-550r/min rotating speed, then while continuation is stirred, 125-145 DEG C is heated to, then stop heating and add portland cement, quartz sand and water while hot, stir with the rotating speed of 150-250r/min, to be cooled to adding acrylic emulsion and mica powder during normal temperature, continue to stir 4-6 minute, obtain antirust resistance bridge slurry; The wherein powder of Ultrafine Mica for mistake 600-700 mesh sieve after mica abrasive dust is obtained.
The resistance bridge slurry wherein manufacturing resistance bridge layer is mixed by acrylic emulsion 20-30 part, Ultrafine Mica 10-20 part according to weight portion, stirs and be prepared from for 5 minutes under 450-550r/min rotating speed.
The heat preservation slurry wherein manufacturing wall insulating layer according to weight portion by portland cement 300-400 part, nano silica fume 100-120 part, glass fiber 100-120 part, phenol formaldehyde foam particle 100-120 part, building adhesive 90-110 part, Hardening agent 2-4 part, waterproof agent 1-3 part, fire retardant 1-3 part, dispersing agent 1-3 part, blowing agent 50-70 part, water 150-250 part is prepared from; First its concrete preparation method adds water and blowing agent in foaming stirring system, stirs 6 minutes under 700-900r/min rotating speed; In dry powder stirring system, add dry mash portland cement, nano silica fume, glass fiber, phenol formaldehyde foam particle, building adhesive, Hardening agent, waterproof agent, dispersing agent and fire retardant in addition, under 100-150r/min rotating speed, stir 9-11 minute; Then the material foamed and be stirred is put in mixing and stirring system respectively, expanded material liquid in foaming stirring system is first poured into when feeding intake, feed intake with the dry powder material in dry powder stirring system again after pouring half into simultaneously, 450-550r/min rotating speed feed intake below limit stir, after feeding intake continue stir within 4-6 minute, be prepared from.
The cracking resistance slurry wherein manufacturing crack-resistant layer is prepared from by portland cement 300 parts, nano-pearl rock 600-800 part, water 150-210 part, glass fiber 30-40 part, diethylene glycol monobutyl ether 10-20 part, calcium oxide 10-20 part, 2 parts, CMC ether, hydroxypropyl methyl cellulose ether 1 part according to weight portion; Its concrete preparation method is first by diethylene glycol monobutyl ether and calcium oxide mixing, stir under 100-150r/min rotating speed and obtain mixture A in 9-11 minute, CMC ether is mixed with hydroxypropyl methyl cellulose ether, stirs under 100-150r/min rotating speed and obtain mixture B in 9-11 minute; Water is poured in mixing and stirring system, pour a half into portland cement, nano-pearl rock, glass fiber, mixture A, mixture B are fed intake simultaneously in mixing and stirring system, 450-550r/min rotating speed feed intake below limit stir, after feeding intake continue stir within 4-6 minute, be prepared from.
Manufacture a method for self heat insulation wall, combined with site operation by factory's preparation, it is characterized in that first at steel mesh reinforcement, disjunctor cross reinforcement and iron wire outer surface antirust resistance bridge slurry; Then vertically intert on the flat formwork of level by some disjunctor cross reinforcements, the length of disjunctor cross reinforcement is the 70%-90% of body of wall gross thickness; Tile heat preservation slurry again on flat formwork, and tiling thickness is the 40%-50% of body of wall gross thickness, makes wall insulating layer, and makes wall insulating layer be in the centre of each disjunctor cross reinforcement; Then insulation layer being carried out maintenance, is solidify 7-9 minute in the cure system of 170-230 DEG C in temperature; Then take out and remove flat formwork, vertically placed by wall insulating layer, at both side surface spraying cracking resistance slurry, make crack-resistant layer, the thickness of every side crack-resistant layer is the 4%-6% of body of wall gross thickness; Then the crack-resistant layer surface spraying resistance bridge slurry in both sides, makes resistance bridge layer, and the thickness of every side resistance bridge layer is the 1%-2% of body of wall gross thickness; Make self heat insulation wall just base like this; First for self heat insulation wall base is carried out step high temperature steam-cured, the first time steam-cured time is 3 minutes, and steam curing temperature is 80-100 DEG C again; The second time steam-cured time is 2 minutes, and steam curing temperature is 120-150 DEG C; Then take out Temperature fall to normal temperature, then by steel mesh reinforcement with iron wire bind on the disjunctor cross reinforcement of the first base both sides of self heat insulation wall, the two-layer steel mesh reinforcement of every side bind, completes factory's preparation like this, makes self heat insulation wall core; Self heat insulation wall core is transported to building site, vertically be installed on body of wall pedestal, as required behind settled water & electric pipe road at the coating on both sides cement mortar concrete of self heat insulation wall core, with cement mortar concrete, steel mesh reinforcement and disjunctor cross reinforcement are buried completely, make layer of concrete, and make the thickness of both sides layer of concrete complete the gross thickness of body of wall 100% in conjunction with the thickness of other each layer, execute waterside drying with back, after drying, namely make self heat insulation wall.
The invention has the beneficial effects as follows and insulation layer is arranged on body of wall inside, owing to not worrying the installation question that external wall insulation must be taken into account and weight issue, the thickness of insulation layer can be increased under the prerequisite stopping potential safety hazard, improve heat insulation effect; Cage of reinforcement is coated with antirust resistance bridge slurry, effectively can stops heat conduction, the both sides skin of body of wall is reinforced concrete structure, and is linked together by disjunctor cross reinforcement, can be competent at the due characteristic of shear wall.Warming plate sheet material mainly with portland cement, nano silica fume, glass fiber, phenol formaldehyde foam particle for main raw material(s), have the advantages that density is low, coefficient of thermal conductivity is low; Admixed in antirust resistance bridge slurry part of cement mortar can make coating after reinforcing bar be combined closely with heat preservation slurry and cement mortar concrete, improve collaborative firmly and load bearing effect; This self heat insulation wall no longer can reach the power conservation requirement of 65%-75% with external-wall heat-insulation material.
Accompanying drawing explanation
Fig. 1 is the tangent plane structural representation of self heat insulation wall of the present invention.
Fig. 2 is the decomposition texture schematic diagram of self heat insulation wall of the present invention.
1. steel mesh reinforcement, 2. disjunctor cross reinforcement, 3. iron wire, 4. insulation layer, 5. crack-resistant layer, 6. resistance bridge layer, 7. layer of concrete.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described, and following examples are intended to the present invention instead of limitation of the invention further are described, should not limit the scope of the invention with this.
Embodiment 1.
First preparation is sprayed on the antirust resistance bridge slurry of reinforcing bar and iron wire external surface, gets phosphatase 11 00kg, aluminium hydroxide 13kg, zinc oxide 1kg, portland cement 30kg, quartz sand 75kg, water 15kg, acrylic emulsion 20kg, mica powder 10kg in advance ready; Zinc oxide and aluminium hydroxide are put into phosphoric acid solution, stir 4 minutes under 450r/min rotating speed, then while continuation is stirred, 125 DEG C are heated to, then stop heating and add portland cement, quartz sand and water while hot, stir with the rotating speed of 150r/min, to be cooled to adding acrylic emulsion and mica powder during normal temperature, continue stirring 4 minutes, obtain antirust resistance bridge slurry; The wherein powder of Ultrafine Mica for mistake 600 mesh sieves after mica abrasive dust are obtained.
Preparation manufactures the resistance bridge slurry of resistance bridge layer, acrylic emulsion 20kg, Ultrafine Mica 10kg is mixed, and stirs and within 5 minutes, namely obtain resistance bridge slurry under 450r/min rotating speed.
Preparation manufactures the heat preservation slurry of wall insulating layer, preparation portland cement 300kg, nano silica fume 100kg, glass fiber 100kg, phenol formaldehyde foam particle 100kg, building adhesive 90kg, Hardening agent 2kg, waterproof agent 1kg, fire retardant 1kg, dispersing agent 1kg, blowing agent 50kg, water 150kg; First in foaming stirring system, add water and blowing agent, stir 6 minutes under 700r/min rotating speed; In dry powder stirring system, add dry mash portland cement, nano silica fume, glass fiber, phenol formaldehyde foam particle, building adhesive, Hardening agent, waterproof agent, dispersing agent and fire retardant in addition, stir 9 minutes under 100r/min rotating speed; Then the material foamed and be stirred is put in mixing and stirring system respectively, expanded material liquid in foaming stirring system is first poured into when feeding intake, feed intake with the dry powder material in dry powder stirring system again after pouring half into simultaneously, 450r/min rotating speed feed intake below limit stir, continue stirring after feeding intake 4 minutes, obtain heat preservation slurry.
Preparation manufactures the cracking resistance slurry of crack-resistant layer, and preparation portland cement 300kg, nano-pearl rock 600kg, water 150kg, glass fiber 30kg, diethylene glycol monobutyl ether 10kg, calcium oxide 10kg, CMC ether 2kg, hydroxypropyl methyl cellulose ether 1kg are prepared from; Its concrete preparation method is first by diethylene glycol monobutyl ether and calcium oxide mixing, stir under 100-150r/min rotating speed and obtain mixture A in 9 minutes, CMC ether is mixed with hydroxypropyl methyl cellulose ether, stirs under 100r/min rotating speed and obtain mixture B in 9 minutes; Water is poured in mixing and stirring system, pour a half into portland cement, nano-pearl rock, glass fiber, mixture A, mixture B are fed intake simultaneously in mixing and stirring system, 450r/min rotating speed feed intake below limit stir, continue stirring after feeding intake 4 minutes, obtain anticracking grout.
Then start to manufacture self heat insulation wall, first at steel mesh reinforcement 1, disjunctor cross reinforcement 2 and iron wire 3 outer surface antirust resistance bridge slurry; Then some disjunctor cross reinforcements 2 vertically being interted on the flat formwork of level, because needing the thickness of wall body done to be 300mm, therefore the length of disjunctor cross reinforcement 2 being become 210mm; Tile heat preservation slurry again on flat formwork, and tiling thickness is 120mm, makes wall insulating layer 4, and make wall insulating layer 4 be in the centre of each disjunctor cross reinforcement 2; Then insulation layer 4 being carried out maintenance, is solidify 7 minutes in the cure system of 170 DEG C in temperature; Then take out and remove flat formwork, vertically placed by wall insulating layer 4, at both side surface spraying cracking resistance slurry, make crack-resistant layer 5, the thickness of every side crack-resistant layer 5 is 12mm; Then the crack-resistant layer 5 surface spraying resistance bridge slurry in both sides, makes resistance bridge layer 6, and the thickness of every side resistance bridge layer 6 is 3mm; Make self heat insulation wall just base like this; First for self heat insulation wall base is carried out step high temperature steam-cured, the first time steam-cured time is 3 minutes, and steam curing temperature is 80 DEG C again; The second time steam-cured time is 2 minutes, and steam curing temperature is 120 DEG C; Then take out Temperature fall to normal temperature, then used by steel mesh reinforcement 1 iron wire 3 bind on the disjunctor cross reinforcement 2 of the first base both sides of self heat insulation wall, the two-layer steel mesh reinforcement 1 of every side bind, completes factory's preparation like this, makes self heat insulation wall core; Self heat insulation wall core is transported to building site, vertically be installed on body of wall pedestal, as required behind settled water & electric pipe road at the coating on both sides cement mortar concrete of self heat insulation wall core, with cement mortar concrete, steel mesh reinforcement 1 and disjunctor cross reinforcement 2 are buried completely, make layer of concrete 7, the thickness of every side layer of concrete 7 is 75mm, executes waterside drying, namely make self heat insulation wall after drying with back.
Embodiment 2.
First preparation is sprayed on the antirust resistance bridge slurry of reinforcing bar and iron wire external surface, gets phosphatase 11 00kg, aluminium hydroxide 15kg, zinc oxide 2kg, portland cement 35kg, quartz sand 85kg, water 20kg, acrylic emulsion 25kg, mica powder 15kg in advance ready; Zinc oxide and aluminium hydroxide are put into phosphoric acid solution, stir 5 minutes under 500r/min rotating speed, then while continuation is stirred, 135 DEG C are heated to, then stop heating and add portland cement, quartz sand and water while hot, stir with the rotating speed of 200r/min, to be cooled to adding acrylic emulsion and mica powder during normal temperature, continue stirring 5 minutes, obtain antirust resistance bridge slurry; The wherein powder of Ultrafine Mica for mistake 650 mesh sieves after mica abrasive dust are obtained.
Preparation manufactures the resistance bridge slurry of resistance bridge layer, acrylic emulsion 25kg, Ultrafine Mica 15kg is mixed, and stirs and within 5 minutes, namely obtain resistance bridge slurry under 500r/min rotating speed.
Preparation manufactures the heat preservation slurry of wall insulating layer, preparation portland cement 350kg, nano silica fume 110kg, glass fiber 110kg, phenol formaldehyde foam particle 110kg, building adhesive 100kg, Hardening agent 3kg, waterproof agent 2kg, fire retardant 2kg, dispersing agent 2kg, blowing agent 60kg, water 200kg; First in foaming stirring system, add water and blowing agent, stir 6 minutes under 800r/min rotating speed; In dry powder stirring system, add dry mash portland cement, nano silica fume, glass fiber, phenol formaldehyde foam particle, building adhesive, Hardening agent, waterproof agent, dispersing agent and fire retardant in addition, stir 10 minutes under 125r/min rotating speed; Then the material foamed and be stirred is put in mixing and stirring system respectively, expanded material liquid in foaming stirring system is first poured into when feeding intake, feed intake with the dry powder material in dry powder stirring system again after pouring half into simultaneously, 500r/min rotating speed feed intake below limit stir, continue stirring after feeding intake 5 minutes, obtain heat preservation slurry.
Preparation manufactures the cracking resistance slurry of crack-resistant layer, and preparation portland cement 300kg, nano-pearl rock 700kg, water 180kg, glass fiber 35kg, diethylene glycol monobutyl ether 15kg, calcium oxide 15kg, CMC ether 2kg, hydroxypropyl methyl cellulose ether 1kg are prepared from; Its concrete preparation method is first by diethylene glycol monobutyl ether and calcium oxide mixing, stir under 125r/min rotating speed and obtain mixture A in 10 minutes, CMC ether is mixed with hydroxypropyl methyl cellulose ether, stirs under 1250r/min rotating speed and obtain mixture B in 10 minutes; Water is poured in mixing and stirring system, pour a half into portland cement, nano-pearl rock, glass fiber, mixture A, mixture B are fed intake simultaneously in mixing and stirring system, 500r/min rotating speed feed intake below limit stir, continue stirring 5 points after feeding intake, obtain anticracking grout.
Then start to manufacture self heat insulation wall, first at steel mesh reinforcement 1, disjunctor cross reinforcement 2 and iron wire 3 outer surface antirust resistance bridge slurry; Then some disjunctor cross reinforcements vertically being interted on the flat formwork of level, because needing the thickness of wall body done to be 300mm, therefore the length of disjunctor cross reinforcement 2 being become 240mm; Tile heat preservation slurry again on flat formwork, and tiling thickness is 135mm, makes wall insulating layer 4, and make wall insulating layer 4 be in the centre of each disjunctor cross reinforcement 2; Then insulation layer 4 being carried out maintenance, is solidify 8 minutes in the cure system of 200 DEG C in temperature; Then take out and remove flat formwork, vertically placed by wall insulating layer, at both side surface spraying cracking resistance slurry, make crack-resistant layer 5, the thickness of every side crack-resistant layer 5 is 15mm; Then the crack-resistant layer 5 surface spraying resistance bridge slurry in both sides, makes resistance bridge layer 6, and the thickness of every side resistance bridge layer 6 is 4.5mm; Make self heat insulation wall just base like this; First for self heat insulation wall base is carried out step high temperature steam-cured, the first time steam-cured time is 3 minutes, and steam curing temperature is 90 DEG C again; The second time steam-cured time is 2 minutes, and steam curing temperature is 135 DEG C; Then take out Temperature fall to normal temperature, then used by steel mesh reinforcement 1 iron wire 3 bind on the disjunctor cross reinforcement 2 of the first base both sides of self heat insulation wall, the two-layer steel mesh reinforcement 1 of every side bind, completes factory's preparation like this, makes self heat insulation wall core; Self heat insulation wall core is transported to building site, vertically be installed on body of wall pedestal, as required behind settled water & electric pipe road at the coating on both sides cement mortar concrete of self heat insulation wall core, with cement mortar concrete, steel mesh reinforcement 1 and disjunctor cross reinforcement 2 are buried completely, make layer of concrete 7, the thickness of every side layer of concrete 7 is 63mm, executes waterside drying, namely make self heat insulation wall after drying with back.
Embodiment 3.
First preparation is sprayed on the antirust resistance bridge slurry of reinforcing bar and iron wire external surface, gets phosphatase 11 00kg, aluminium hydroxide 17kg, zinc oxide 3kg, portland cement 40kg, quartz sand 95kg, water 25kg, acrylic emulsion 30kg, mica powder 20kg in advance ready; Zinc oxide and aluminium hydroxide are put into phosphoric acid solution, stir 6 minutes under 550r/min rotating speed, then while continuation is stirred, 145 DEG C are heated to, then stop heating and add portland cement, quartz sand and water while hot, stir with the rotating speed of 250r/min, to be cooled to adding acrylic emulsion and mica powder during normal temperature, continue stirring 6 minutes, obtain antirust resistance bridge slurry; The wherein powder of Ultrafine Mica for mistake 700 mesh sieves after mica abrasive dust are obtained.
Preparation manufactures the resistance bridge slurry of resistance bridge layer, acrylic emulsion 30kg, Ultrafine Mica 20kg is mixed, and stirs and within 5 minutes, namely obtain resistance bridge slurry under 550r/min rotating speed.
Preparation manufactures the heat preservation slurry of wall insulating layer, preparation portland cement 400kg, nano silica fume 120kg, glass fiber 120kg, phenol formaldehyde foam particle 120kg, building adhesive 110kg, Hardening agent 4kg, waterproof agent 3kg, fire retardant 3kg, dispersing agent 3kg, blowing agent 70kg, water 250kg; First in foaming stirring system, add water and blowing agent, stir 6 minutes under 900r/min rotating speed; In dry powder stirring system, add dry mash portland cement, nano silica fume, glass fiber, phenol formaldehyde foam particle, building adhesive, Hardening agent, waterproof agent, dispersing agent and fire retardant in addition, stir 11 minutes under 150r/min rotating speed; Then the material foamed and be stirred is put in mixing and stirring system respectively, expanded material liquid in foaming stirring system is first poured into when feeding intake, feed intake with the dry powder material in dry powder stirring system again after pouring half into simultaneously, 550r/min rotating speed feed intake below limit stir, continue stirring after feeding intake 6 minutes, obtain heat preservation slurry.
Preparation manufactures the cracking resistance slurry of crack-resistant layer, and preparation portland cement 300kg, nano-pearl rock 800kg, water 210kg, glass fiber 40kg, diethylene glycol monobutyl ether 20kg, calcium oxide 20kg, CMC ether 2kg, hydroxypropyl methyl cellulose ether 1kg are prepared from; Its concrete preparation method is first by diethylene glycol monobutyl ether and calcium oxide mixing, stir under 150r/min rotating speed and obtain mixture A in 11 minutes, CMC ether is mixed with hydroxypropyl methyl cellulose ether, stirs under 150r/min rotating speed and obtain mixture B in 11 minutes; Water is poured in mixing and stirring system, pour a half into portland cement, nano-pearl rock, glass fiber, mixture A, mixture B are fed intake simultaneously in mixing and stirring system, 550r/min rotating speed feed intake below limit stir, continue stirring after feeding intake 6 minutes, obtain anticracking grout.
Then start to manufacture self heat insulation wall, first at steel mesh reinforcement 1, disjunctor cross reinforcement 2 and iron wire 3 outer surface antirust resistance bridge slurry; Then some disjunctor cross reinforcements vertically being interted on the flat formwork of level, because needing the thickness of wall body done to be 300mm, therefore the length of disjunctor cross reinforcement 2 being become 270mm; Tile heat preservation slurry again on flat formwork, and tiling thickness is 150mm, makes wall insulating layer 4, and make wall insulating layer 4 be in the centre of each disjunctor cross reinforcement 2; Then insulation layer 4 being carried out maintenance, is solidify 9 minutes in the cure system of 230 DEG C in temperature; Then take out and remove flat formwork, vertically placed by wall insulating layer, at both side surface spraying cracking resistance slurry, make crack-resistant layer 5, the thickness of every side crack-resistant layer 5 is 18mm; Then the crack-resistant layer 5 surface spraying resistance bridge slurry in both sides, makes resistance bridge layer 6, and the thickness of every side resistance bridge layer 6 is 6mm; Make self heat insulation wall just base like this; First for self heat insulation wall base is carried out step high temperature steam-cured, the first time steam-cured time is 3 minutes, and steam curing temperature is 100 DEG C again; The second time steam-cured time is 2 minutes, and steam curing temperature is 150 DEG C; Then take out Temperature fall to normal temperature, then used by steel mesh reinforcement 1 iron wire 3 bind on the disjunctor cross reinforcement 2 of the first base both sides of self heat insulation wall, the two-layer steel mesh reinforcement 1 of every side bind, completes factory's preparation like this, makes self heat insulation wall core; Self heat insulation wall core is transported to building site, vertically be installed on body of wall pedestal, as required behind settled water & electric pipe road at the coating on both sides cement mortar concrete of self heat insulation wall core, with cement mortar concrete, steel mesh reinforcement 1 and disjunctor cross reinforcement 2 are buried completely, make layer of concrete 7, the thickness of every side layer of concrete 7 is 51mm, executes waterside drying, namely make self heat insulation wall after drying with back.
Claims (6)
1. a self heat insulation wall, it is characterized in that described body of wall is made up of cage of reinforcement and wall board, wherein cage of reinforcement is made up of double sided dual layer steel mesh reinforcement (1) and some disjunctor cross reinforcements (2), steel mesh reinforcement (1) is formed by iron wire (3) bind by crisscross reinforcing bar, disjunctor cross reinforcement (2), by iron wire (3) and each layer steel mesh reinforcement (1) bind, leaves remaining limit at each bind place after iron wire (3) bind reinforcing bar; Reinforcing bar and iron wire outer surface have antirust resistance bridge slurry; Wall board is made up of the crack-resistant layer (5) stacked gradually to two side external surfaces centered by insulation layer (4), resistance bridge layer (6) and cement mortar layer of concrete (7); Wherein disjunctor cross reinforcement (2) is through insulation layer (4), and two ends through crack-resistant layer (5) and resistance bridge layer (6), and are buried in layer of concrete (7); Double sided dual layer steel mesh reinforcement (1) is buried in layer of concrete (7).
2. self heat insulation wall according to claim 1, is characterized in that the antirust resistance bridge slurry being sprayed on reinforcing bar and iron wire external surface is prepared from by phosphatase 11 00 part, aluminium hydroxide 13-17 part, zinc oxide 1-3 part, portland cement 30-40 part, quartz sand 75-95 part, water 15-25 part, acrylic emulsion 20-30 part, mica powder 10-20 part according to weight portion; Zinc oxide and aluminium hydroxide are put into phosphoric acid solution by its concrete preparation method, 4-6 minute is stirred under 450-550r/min rotating speed, then while continuation is stirred, 125-145 DEG C is heated to, then stop heating and add portland cement, quartz sand and water while hot, stir with the rotating speed of 150-250r/min, to be cooled to adding acrylic emulsion and mica powder during normal temperature, continue to stir 4-6 minute, obtain antirust resistance bridge slurry; The wherein powder of Ultrafine Mica for mistake 600-700 mesh sieve after mica abrasive dust is obtained.
3. self heat insulation wall according to claim 1, it is characterized in that the resistance bridge slurry manufacturing resistance bridge layer (6) is mixed by acrylic emulsion 20-30 part, Ultrafine Mica 10-20 part according to weight portion, stir under 450-550r/min rotating speed and be prepared from for 5 minutes; The wherein powder of Ultrafine Mica for mistake 600-700 mesh sieve after mica abrasive dust is obtained.
4. self heat insulation wall according to claim 1, it is characterized in that the heat preservation slurry of manufacture insulation layer (4) according to weight portion by portland cement 300-400 part, nano silica fume 100-120 part, glass fiber 100-120 part, phenol formaldehyde foam particle 100-120 part, building adhesive 90-110 part, Hardening agent 2-4 part, waterproof agent 1-3 part, fire retardant 1-3 part, dispersing agent 1-3 part, blowing agent 50-70 part, water 150-250 part is prepared from; First its concrete preparation method adds water and blowing agent in foaming stirring system, stirs 6 minutes under 700-900r/min rotating speed; In dry powder stirring system, add dry mash portland cement, nano silica fume, glass fiber, phenol formaldehyde foam particle, building adhesive, Hardening agent, waterproof agent, dispersing agent and fire retardant in addition, under 100-150r/min rotating speed, stir 9-11 minute; Then the material foamed and be stirred is put in mixing and stirring system respectively, expanded material liquid in foaming stirring system is first poured into when feeding intake, feed intake with the dry powder material in dry powder stirring system again after pouring half into simultaneously, 450-550r/min rotating speed feed intake below limit stir, after feeding intake continue stir within 4-6 minute, be prepared from.
5. self heat insulation wall according to claim 1, is characterized in that the cracking resistance slurry manufacturing crack-resistant layer (5) is prepared from by portland cement 300 parts, nano-pearl rock 600-800 part, water 150-210 part, glass fiber 30-40 part, diethylene glycol monobutyl ether 10-20 part, calcium oxide 10-20 part, 2 parts, CMC ether, hydroxypropyl methyl cellulose ether 1 part according to weight portion; Its concrete preparation method is first by diethylene glycol monobutyl ether and calcium oxide mixing, stir under 100-150r/min rotating speed and obtain mixture A in 9-11 minute, CMC ether is mixed with hydroxypropyl methyl cellulose ether, stirs under 100-150r/min rotating speed and obtain mixture B in 9-11 minute; Water is poured in mixing and stirring system, pour a half into portland cement, nano-pearl rock, glass fiber, mixture A, mixture B are fed intake simultaneously in mixing and stirring system, 450-550r/min rotating speed feed intake below limit stir, after feeding intake continue stir within 4-6 minute, be prepared from.
6. manufacture a method for self heat insulation wall as claimed in claim 1, combined with site operation by factory's preparation, it is characterized in that first at steel mesh reinforcement (1), disjunctor cross reinforcement (2) and iron wire (3) outer surface antirust resistance bridge slurry; Then vertically intert on the flat formwork of level by some disjunctor cross reinforcements (2), the length of disjunctor cross reinforcement (2) is the 70%-90% of body of wall gross thickness; Tile heat preservation slurry again on flat formwork, and tiling thickness is the 40%-50% of body of wall gross thickness, makes wall insulating layer (4), and makes wall insulating layer (4) be in the centre of each disjunctor cross reinforcement (2); Then insulation layer (4) being carried out maintenance, is solidify 7-9 minute in the cure system of 170-230 DEG C in temperature; Then take out and remove flat formwork, vertically placed by wall insulating layer (4), at both side surface spraying cracking resistance slurry, make crack-resistant layer (5), the thickness of every side crack-resistant layer (5) is the 4%-6% of body of wall gross thickness; Then crack-resistant layer (5) the surface spraying resistance bridge slurry in both sides, make resistance bridge layer (6), the thickness of every side resistance bridge layer (6) is the 1%-2% of body of wall gross thickness; Make self heat insulation wall just base like this; First for self heat insulation wall base is carried out step high temperature steam-cured, the first time steam-cured time is 3 minutes, and steam curing temperature is 80-100 DEG C again; The second time steam-cured time is 2 minutes, and steam curing temperature is 120-150 DEG C; Then take out Temperature fall to normal temperature, then used by steel mesh reinforcement (1) iron wire (3) bind on the disjunctor cross reinforcement (2) of the first base both sides of self heat insulation wall, the two-layer steel mesh reinforcement of every side bind (1), completes factory's preparation like this, makes self heat insulation wall core; Self heat insulation wall core is transported to building site, vertically be installed on body of wall pedestal, as required behind settled water & electric pipe road at the coating on both sides cement mortar concrete of self heat insulation wall core, with cement mortar concrete, steel mesh reinforcement (1) and disjunctor cross reinforcement (2) are buried completely, make layer of concrete (7), and make the thickness of both sides layer of concrete (7) complete the gross thickness of body of wall 100% in conjunction with the thickness of other each layer, execute waterside drying with back, after drying, namely make self heat insulation wall.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107268846A (en) * | 2017-08-02 | 2017-10-20 | 中建七局第建筑有限公司 | A kind of construction method for building heat preservation wall |
| CN109235698A (en) * | 2018-11-14 | 2019-01-18 | 华东建筑设计研究院有限公司 | Compound external wall panel |
| CN111941632A (en) * | 2020-08-25 | 2020-11-17 | 重庆君秀科技有限公司 | Energy-saving self-heat-insulation prefabricated wall body for building |
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2015
- 2015-06-28 CN CN201510361289.4A patent/CN104895328A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107268846A (en) * | 2017-08-02 | 2017-10-20 | 中建七局第建筑有限公司 | A kind of construction method for building heat preservation wall |
| CN107268846B (en) * | 2017-08-02 | 2019-02-22 | 中建七局第一建筑有限公司 | A kind of construction method for building heat preservation wall |
| CN109235698A (en) * | 2018-11-14 | 2019-01-18 | 华东建筑设计研究院有限公司 | Compound external wall panel |
| CN111941632A (en) * | 2020-08-25 | 2020-11-17 | 重庆君秀科技有限公司 | Energy-saving self-heat-insulation prefabricated wall body for building |
| CN111941632B (en) * | 2020-08-25 | 2022-08-26 | 郴州市长信住工科技有限公司 | Energy-saving self-heat-insulation prefabricated wall body for building |
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Effective date of registration: 20151111 Address after: 409000, No. eight, 117 West Road, Chengxi street, Qianjiang District, Chongqing Applicant after: CHONGQING YUDING ENERGY SAVING BUILDING MATERIAL CO., LTD. Address before: 409000, No. 114, 8 West Road, Qianjiang District, Chongqing Applicant before: Chongqing Guanke Low-Carbon Enviromental Friendly Technology Co., Ltd. |
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