CN108396879A - Composite rock wool plate exterior wall external heat preservation system and its construction technology - Google Patents
Composite rock wool plate exterior wall external heat preservation system and its construction technology Download PDFInfo
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- CN108396879A CN108396879A CN201810382122.XA CN201810382122A CN108396879A CN 108396879 A CN108396879 A CN 108396879A CN 201810382122 A CN201810382122 A CN 201810382122A CN 108396879 A CN108396879 A CN 108396879A
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- rock wool
- waterproof
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- composite rock
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- 239000011490 mineral wool Substances 0.000 title claims abstract description 74
- 239000002131 composite material Substances 0.000 title claims abstract description 71
- 238000004321 preservation Methods 0.000 title claims abstract description 27
- 238000010276 construction Methods 0.000 title claims abstract description 16
- 238000005516 engineering process Methods 0.000 title claims abstract description 14
- 239000010410 layer Substances 0.000 claims abstract description 117
- 238000005336 cracking Methods 0.000 claims abstract description 77
- 238000004078 waterproofing Methods 0.000 claims abstract description 40
- 230000037452 priming Effects 0.000 claims abstract description 37
- 239000012790 adhesive layer Substances 0.000 claims abstract description 25
- 238000004873 anchoring Methods 0.000 claims abstract description 6
- 239000004568 cement Substances 0.000 claims description 41
- 239000004570 mortar (masonry) Substances 0.000 claims description 39
- 229920000642 polymer Polymers 0.000 claims description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 22
- 239000003795 chemical substances by application Substances 0.000 claims description 19
- 239000003365 glass fiber Substances 0.000 claims description 18
- 239000002585 base Substances 0.000 claims description 16
- 238000009413 insulation Methods 0.000 claims description 16
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 claims description 13
- 239000000843 powder Substances 0.000 claims description 13
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 11
- 230000001070 adhesive effect Effects 0.000 claims description 11
- 229910052710 silicon Inorganic materials 0.000 claims description 11
- 239000010703 silicon Substances 0.000 claims description 11
- 230000001680 brushing effect Effects 0.000 claims description 10
- 239000004744 fabric Substances 0.000 claims description 10
- 239000002994 raw material Substances 0.000 claims description 10
- 239000000853 adhesive Substances 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 9
- 238000000576 coating method Methods 0.000 claims description 9
- 239000003513 alkali Substances 0.000 claims description 5
- 239000003638 chemical reducing agent Substances 0.000 claims description 5
- 239000011162 core material Substances 0.000 claims description 5
- 239000000839 emulsion Substances 0.000 claims description 5
- 239000004816 latex Substances 0.000 claims description 5
- 229920000126 latex Polymers 0.000 claims description 5
- 229920001296 polysiloxane Polymers 0.000 claims description 5
- 239000004576 sand Substances 0.000 claims description 5
- 230000008961 swelling Effects 0.000 claims description 5
- 229920000742 Cotton Polymers 0.000 claims description 4
- 239000002518 antifoaming agent Substances 0.000 claims description 4
- 230000009977 dual effect Effects 0.000 claims description 4
- 239000000835 fiber Substances 0.000 claims description 4
- 239000011435 rock Substances 0.000 claims description 4
- 239000000080 wetting agent Substances 0.000 claims description 4
- 239000002562 thickening agent Substances 0.000 claims description 2
- 239000011521 glass Substances 0.000 claims 1
- 230000002265 prevention Effects 0.000 abstract description 2
- 230000001681 protective effect Effects 0.000 abstract 1
- 239000013530 defoamer Substances 0.000 description 6
- 238000002360 preparation method Methods 0.000 description 6
- WPJGWJITSIEFRP-UHFFFAOYSA-N 1,3,5-triazine-2,4,6-triamine;hydrate Chemical compound O.NC1=NC(N)=NC(N)=N1 WPJGWJITSIEFRP-UHFFFAOYSA-N 0.000 description 3
- SMZOUWXMTYCWNB-UHFFFAOYSA-N 2-(2-methoxy-5-methylphenyl)ethanamine Chemical compound COC1=CC=C(C)C=C1CCN SMZOUWXMTYCWNB-UHFFFAOYSA-N 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 3
- 239000002253 acid Substances 0.000 description 3
- -1 alcohol ester Chemical class 0.000 description 3
- 125000001931 aliphatic group Chemical group 0.000 description 3
- 229920002678 cellulose Polymers 0.000 description 3
- 239000001913 cellulose Substances 0.000 description 3
- 239000001866 hydroxypropyl methyl cellulose Substances 0.000 description 3
- 235000010979 hydroxypropyl methyl cellulose Nutrition 0.000 description 3
- 229920003088 hydroxypropyl methyl cellulose Polymers 0.000 description 3
- UFVKGYZPFZQRLF-UHFFFAOYSA-N hydroxypropyl methyl cellulose Chemical compound OC1C(O)C(OC)OC(CO)C1OC1C(O)C(O)C(OC2C(C(O)C(OC3C(C(O)C(O)C(CO)O3)O)C(CO)O2)O)C(CO)O1 UFVKGYZPFZQRLF-UHFFFAOYSA-N 0.000 description 3
- 238000005213 imbibition Methods 0.000 description 3
- 230000008719 thickening Effects 0.000 description 3
- 150000001336 alkenes Chemical class 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910010272 inorganic material Inorganic materials 0.000 description 2
- 239000011147 inorganic material Substances 0.000 description 2
- 239000012774 insulation material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 210000004209 hair Anatomy 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000009545 invasion Effects 0.000 description 1
- HTMIBDQKFHUPSX-UHFFFAOYSA-N methdilazine Chemical group C1N(C)CCC1CN1C2=CC=CC=C2SC2=CC=CC=C21 HTMIBDQKFHUPSX-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000003739 neck Anatomy 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 238000009736 wetting Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/62—Insulation or other protection; Elements or use of specified material therefor
- E04B1/74—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls
- E04B1/76—Heat, sound or noise insulation, absorption, or reflection; Other building methods affording favourable thermal or acoustical conditions, e.g. accumulating of heat within walls specifically with respect to heat only
- E04B1/762—Exterior insulation of exterior walls
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/90—Passive houses; Double facade technology
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Acoustics & Sound (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Building Environments (AREA)
Abstract
The invention discloses a kind of composite rock wool plate exterior wall external heat preservation systems and its construction technology, outer heat preservation system to include：Base, adhesive layer, insulating layer, waterproof priming coat, anti-cracking waterproof layer and finish coat, insulating layer is composite rock wool slab insulating layer, composite rock wool slab insulating layer is fixed in such a way that adhesive layer bonds and anchor bolt anchoring combines in base, and the outside of the insulating layer is covered with waterproof priming coat, anti-cracking waterproof layer and finish coat successively outward from interior.Its construction technology includes the following steps：Insulating layer is constructed；Waterproof priming coat is constructed；Anti-cracking waterproof layer is constructed；Finish coat is constructed.The present invention uses the composite rock wool slab Jing Guo protective treatment, and the integral waterproofing construction being combined with anti-cracking waterproof layer using waterproof priming coat outside insulating layer in insulating layer, has taken into account the functional requirements such as waterproof, anticracking, fire prevention, the heat preservation of construction wall energy-saving system.
Description
Technical field
The present invention relates to External Thermal Insulation Technology for External field, more particularly to a kind of composite rock wool plate exterior wall external heat preservation system and
Its construction technology.
Background technology
Wall thermal insulating saving energy sense is gradually rooted in the hearts of the people in recent years, exterior wall insulation energy efficient system with its numerous advantage at
For the mainstream of wall thermal insulating form.2014,《Code for fire protection design of buildings》And《Code for fire protection design of high rise buildings》It is whole
Close revised edition《Code for fire protection design of buildings》（GB 50016-2014）In supplement architectural exterior insulation system fire protection requirement, compared with
External thermal insulation fireproof particular technique content is comprehensively defined, the fire protection requirement of architectural exterior insulation system is improved, it at present can be with
The thermal insulation material of selection is mainly the inorganic material such as thermal insulation mortar, cement board, rock cotton board, but inorganic material water imbibition is strong,
Thermal insulation material is once absorb water, and properties will fail, and heat insulation effect will have a greatly reduced quality, and also result in external wall alien invasion
Heat preservation and decorative engineering generate different degrees of cracking, infiltration, hollowing, fall off and other issues, not only seriously destroy and build
The appearance and energy-saving effect for building object, are also greatly reduced the service life of building.
Invention content
The invention mainly solves the technical problem of providing a kind of composite rock wool plate exterior wall external heat preservation system and its construction works
Skill is to make full use of advantage of the composite rock wool slab in terms of preventing fires with heat preservation, by the way that waterproof priming coat and anti-cracking waterproof is arranged
The integral waterproofing construction of layer combination, solves its waterproof, the technical problems such as cracking resistance have taken into account the work(such as waterproof, anticracking, fire prevention, heat preservation
Energy.
In order to solve the above technical problems, one aspect of the present invention is：A kind of composite rock wool slab exterior wall is provided
Outer heat preservation system, including：Base, adhesive layer, insulating layer, waterproof priming coat, anti-cracking waterproof layer and finish coat, insulating layer are compound
Rock cotton board insulating layer, composite rock wool slab insulating layer are fixed in such a way that adhesive layer bonds and anchor bolt anchoring combines in base,
The outside of the insulating layer is covered with waterproof priming coat, anti-cracking waterproof layer and finish coat successively outward from interior.
In a preferred embodiment of the present invention, the composite rock wool slab insulating layer be using rock wool belt as heat insulation core material,
Size arrangement as requested is assembled, dual coating adhesive, and is combined with cement glass fiber felt.
In a preferred embodiment of the present invention, the dry density 80-150 kg/m of the composite rock wool slab insulating layer3,
Thermal coefficient is less than 0.40 W/（m·K）.
In a preferred embodiment of the present invention, the adhesive layer is polymer dry powder mortar.
In a preferred embodiment of the present invention, the waterproof priming coat is modified cement polymer waterproof primer,
It is made of the raw material of following parts by weight：45-60 parts of silicone acrylic emulsion, 0.2-0.5 parts of thickener, 0.1-0.3 parts of antifoaming agent, wetting
0.2-0.5 parts of agent, 4-6 parts of coalescents, 25-35 parts of water, 5-10 parts of cement.
In a preferred embodiment of the present invention, the anti-cracking waterproof layer is that anti-cracking and waterproofing mortar surface is pressed into alkaline-resisting glass
Fibre web cloth, the anti-cracking and waterproofing mortar are made of the raw material of following parts by weight：27-35 parts of cement, 43-55 parts of fine sand, silicon
4-7 parts grey, 4-6 parts of swelling agent, 3-5 parts of waterproofing agent, 4-6 parts of acrylic latex powder, 0.1-0.3 parts of antifoaming agent, water-reducing agent 0.2-
0.3 part, 0.1-0.2 parts of fiber, 0.1-0.2 parts of water-retaining agent.
In a preferred embodiment of the present invention, the adhesive layer thickness be 3-6mm, insulation layer thickness 20-80mm,
Waterproof priming coat thickness is 1-2mm, and anti-cracking waterproof layer thickness is 3-6mm, and facing layer thickness is 3-5mm.
In order to solve the above technical problems, another technical solution used in the present invention is：It provides outside a kind of composite rock wool slab
The construction technology of wall outer heat preservation system, includes the following steps：
（1）Composite rock wool slab insulating layer is constructed：Composite rock wool slab is pasted using adhesive layer on the outer surface of base, and uses anchor bolt
It is fixed；
（2）Waterproof priming coat is constructed：In composite rock wool slab outer surface brushing waterproof primer, waterproof priming coat, composite rock are obtained
The side of cotton plate also uses waterproof primer Seal treatment；
（3）Anti-cracking waterproof layer is constructed：Anti-cracking and waterproofing mortar and water are mixed and stirred for uniformly according to weight proportion, in waterproof primary coat
One layer of anti-cracking and waterproofing mortar is smeared on layer outer surface, and presses upper alkali resistant glass fibre open weave cloth on anti-cracking and waterproofing mortar surface, obtains cracking resistance
Waterproof layer；
（4）Finish coat is constructed：The brushing finish coat on anti-cracking waterproof layer outer surface.
In a preferred embodiment of the present invention, step（3）The weight proportion of middle anti-cracking and waterproofing mortar and water is 1:0.14-
0.17。
The beneficial effects of the invention are as follows：
1, insulating layer of the invention selects composite rock wool slab, composite rock wool slab dual coating adhesive, and is answered with cement glass fiber felt
It closes；Adhesive has preferable water proofing property with cement glass fiber felt, reduces the water imbibition of thermal insulation board, and composite rock wool slab is led
Hot coefficient is low, and fire protecting performance is good.
2, the integral waterproofing construction that waterproof priming coat is combined with anti-cracking waterproof layer outside insulating layer of the invention is set, improve
The water resistance of system can not only reach power conservation requirement but also profound eradicate hidden leakage defect.
3, waterproof priming coat of the invention is modified cement polymer waterproof primer, by adding a small amount of cement, is improved
Waterproof priming coat and insulating layer and the adhesive property of anti-cracking waterproof layer, are that total system is safer.
Description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, it can also be obtained according to these attached drawings other
Attached drawing, wherein：
Fig. 1 is the structural schematic diagram of one preferred embodiment of composite rock wool plate exterior wall external heat preservation system of the present invention；
The label of each component is as follows in attached drawing：1, base, 2, adhesive layer, 3, insulating layer, 4, waterproof priming coat, 5, anti-cracking waterproof
Layer, 6, finish coat.
Specific implementation mode
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
All other embodiment that technical staff is obtained without making creative work belongs to the model that the present invention protects
It encloses.
Embodiment 1, please refers to Fig.1：
A kind of composite rock wool plate exterior wall external heat preservation system, including：Base 1, adhesive layer 2, insulating layer 3, waterproof priming coat 4, cracking resistance
Waterproof layer 5 and finish coat 6, insulating layer 3 be composite rock wool slab insulating layer, composite rock wool slab insulating layer by adhesive layer 2 bond and
The mode that anchor bolt anchoring combines is fixed in base, and the outside of the insulating layer 3 is covered with waterproof primary coat successively outward from interior
Layer 4, anti-cracking waterproof layer 5 and finish coat 6.2 thickness of adhesive layer is 4mm, and 3 thickness of insulating layer is 50mm, waterproof priming coat 4
Thickness is 1.5mm, and 5 thickness of anti-cracking waterproof layer is 5mm, and 6 thickness of finish coat is 4mm.
Wherein, the adhesive layer 2 is polymer dry powder mortar；Waterproof priming coat 4 is the anti-bottom of modified cement polymer
Coating；Anti-cracking waterproof layer 5 is that anti-cracking and waterproofing mortar surface is pressed into alkali-resisting glass fiber screen cloth.
The construction technology of the composite rock wool plate exterior wall external heat preservation system, specifically includes following steps：
（1）The preparation of modified cement polymer waterproof primer and anti-cracking and waterproofing mortar：
Modified cement polymer waterproof primer is made of the raw material of following parts by weight：53 parts of silicone acrylic emulsion, cellulose thickening
0.4 part of agent, 0.2 part of organic silicon defoamer, 0.3 part of acrylic acid wetting agent, 5 parts of 12 coalescents of alcohol ester, 30 parts of water, cement 7
Part；
Anti-cracking and waterproofing mortar is made of the raw material of following parts by weight：31 parts of cement, 49 parts of fine sand, 6 parts of silicon ash, UEA swelling agents 5
Part, is gathered 4 parts of aliphatic acid waterproofing agent, 5 parts of acrylic latex powder, 0.2 part of organic silicon defoamer, 0.25 part of melamine water reducing agent
0.15 part of tacryl, 0.15 part of hydroxypropyl methyl cellulose water-retaining agent；
（2）The preparation of composite rock wool slab insulating layer：Using rock wool belt as heat insulation core material, size arrangement as requested is assembled, two-sided
Adhesive is coated, and is combined with cement glass fiber felt, 110 kg/m of dry density of composite rock wool slab insulating layer3, thermal coefficient
0.30 W/（m·K）, 0.1 kg/m of water absorption for 24 hours2, A grades of fire-protection rating；
（3）Composite rock wool slab insulating layer is constructed：Composite rock wool slab is pasted using polymer dry powder mortar on the outer surface of base 1,
And it is fixed using anchor bolt；
（4）Waterproof priming coat 4 is constructed：In composite rock wool slab outer surface brushing modified cement polymer waterproof primer, prevented
The side of basecoat 4, composite rock wool slab also uses modified cement polymer waterproof primer Seal treatment；
（5）Anti-cracking waterproof layer 5 is constructed：By anti-cracking and waterproofing mortar and water according to weight proportion 1:0.15 be mixed and stirred for uniformly,
One layer of anti-cracking and waterproofing mortar is smeared on waterproof priming coat outer surface, and presses upper alkali resistant glass fibre open weave cloth on anti-cracking and waterproofing mortar surface,
Obtain anti-cracking waterproof layer 5；
（6）Finish coat 6 is constructed：The brushing finish coat 6 on anti-cracking waterproof layer outer surface.
Embodiment 2, please refers to Fig.1：
A kind of composite rock wool plate exterior wall external heat preservation system, including：Base 1, adhesive layer 2, insulating layer 3, waterproof priming coat 4, cracking resistance
Waterproof layer 5 and finish coat 6, insulating layer 3 be composite rock wool slab insulating layer, composite rock wool slab insulating layer by adhesive layer 2 bond and
The mode that anchor bolt anchoring combines is fixed in base, and the outside of the insulating layer 3 is covered with waterproof primary coat successively outward from interior
Layer 4, anti-cracking waterproof layer 5 and finish coat 6.2 thickness of adhesive layer is 3mm, and 3 thickness of insulating layer is 20mm, waterproof priming coat 4
Thickness is 2mm, and 5 thickness of anti-cracking waterproof layer is 6mm, and 6 thickness of finish coat is 3mm.
Wherein, the adhesive layer 2 is polymer dry powder mortar；Waterproof priming coat 4 is the anti-bottom of modified cement polymer
Coating；Anti-cracking waterproof layer 5 is that anti-cracking and waterproofing mortar surface is pressed into alkali-resisting glass fiber screen cloth.
The construction technology of the composite rock wool plate exterior wall external heat preservation system, specifically includes following steps：
（1）The preparation of modified cement polymer waterproof primer and anti-cracking and waterproofing mortar：
Modified cement polymer waterproof primer is made of the raw material of following parts by weight：60 parts of silicone acrylic emulsion, cellulose thickening
0.5 part of agent, 0.3 part of organic silicon defoamer, 0.5 part of acrylic acid wetting agent, 6 parts of 12 coalescents of alcohol ester, 35 parts of water, cement 10
Part；
Anti-cracking and waterproofing mortar is made of the raw material of following parts by weight：35 parts of cement, 55 parts of fine sand, 7 parts of silicon ash, UEA swelling agents 6
Part, 5 parts of aliphatic acid waterproofing agent, 6 parts of acrylic latex powder, 0.3 part of organic silicon defoamer, 0.3 part of melamine water reducing agent, poly- third
0.2 part of alkene fiber, hydroxypropyl methyl cellulose protect 0.2 part of water-retaining agent；
（2）The preparation of composite rock wool slab insulating layer：Using rock wool belt as heat insulation core material, size arrangement as requested is assembled, two-sided
Adhesive is coated, and is combined with cement glass fiber felt, the dry density 80kg/m of composite rock wool slab insulating layer3, thermal coefficient
0.20 W/（m·K）, 0.15 kg/m of water absorption for 24 hours2, A grades of fire-protection rating；
（3）Composite rock wool slab insulating layer is constructed：Composite rock wool slab is pasted using polymer dry powder mortar on the outer surface of base 1,
And it is fixed using anchor bolt；
（4）Waterproof priming coat 4 is constructed：In composite rock wool slab outer surface brushing modified cement polymer waterproof primer, prevented
The side of basecoat 4, composite rock wool slab also uses modified cement polymer waterproof primer Seal treatment；
（5）Anti-cracking waterproof layer 5 is constructed：By anti-cracking and waterproofing mortar and water according to weight proportion 1:0.17 be mixed and stirred for uniformly,
One layer of anti-cracking and waterproofing mortar is smeared on waterproof priming coat outer surface, and presses upper alkali resistant glass fibre open weave cloth on anti-cracking and waterproofing mortar surface,
Obtain anti-cracking waterproof layer 5；
（6）Finish coat 6 is constructed：The brushing finish coat 6 on anti-cracking waterproof layer outer surface.
Embodiment 3, please refers to Fig.1：
A kind of composite rock wool plate exterior wall external heat preservation system, including：Base 1, adhesive layer 2, insulating layer 3, waterproof priming coat 4, cracking resistance
Waterproof layer 5 and finish coat 6, insulating layer 3 be composite rock wool slab insulating layer, composite rock wool slab insulating layer by adhesive layer 2 bond and
The mode that anchor bolt anchoring combines is fixed in base, and the outside of the insulating layer 3 is covered with waterproof primary coat successively outward from interior
Layer 4, anti-cracking waterproof layer 5 and finish coat 6.2 thickness of adhesive layer is 6mm, and 3 thickness of insulating layer is 80mm, waterproof priming coat 4
Thickness is 1mm, and 5 thickness of anti-cracking waterproof layer is 3mm, and 6 thickness of finish coat is 3mm.
Wherein, the adhesive layer 2 is polymer dry powder mortar；Waterproof priming coat 4 is the anti-bottom of modified cement polymer
Coating；Anti-cracking waterproof layer 5 is that anti-cracking and waterproofing mortar surface is pressed into alkali-resisting glass fiber screen cloth.
The construction technology of the composite rock wool plate exterior wall external heat preservation system, specifically includes following steps：
（1）The preparation of modified cement polymer waterproof primer and anti-cracking and waterproofing mortar：
Modified cement polymer waterproof primer is made of the raw material of following parts by weight：45 parts of silicone acrylic emulsion, cellulose thickening
0.2 part of agent, 0.1 part of organic silicon defoamer, 0.2 part of acrylic acid wetting agent, 4 parts of 12 coalescents of alcohol ester, 25 parts of water, cement 5
Part；
Anti-cracking and waterproofing mortar is made of the raw material of following parts by weight：27 parts of cement, 43 parts of fine sand, 4 parts of silicon ash, UEA swelling agents 4
Part, 3 parts of aliphatic acid waterproofing agent, 4 parts of acrylic latex powder, 0.1 part of organic silicon defoamer, 0.2 part of melamine water reducing agent, poly- third
0.1 part of alkene fiber, hydroxypropyl methyl cellulose protect 0.1 part of water-retaining agent；
（2）The preparation of composite rock wool slab insulating layer：Using rock wool belt as heat insulation core material, size arrangement as requested is assembled, two-sided
Adhesive is coated, and is combined with cement glass fiber felt, 150 kg/m of dry density of composite rock wool slab insulating layer3, thermal coefficient
0.10 W/（m·K）, 0.1 kg/m of water absorption for 24 hours2, A grades of fire-protection rating；
（3）Composite rock wool slab insulating layer is constructed：Composite rock wool slab is pasted using polymer dry powder mortar on the outer surface of base 1,
And it is fixed using anchor bolt；
（4）Waterproof priming coat 4 is constructed：In composite rock wool slab outer surface brushing modified cement polymer waterproof primer, prevented
The side of basecoat 4, composite rock wool slab also uses modified cement polymer waterproof primer Seal treatment；
（5）Anti-cracking waterproof layer 5 is constructed：By anti-cracking and waterproofing mortar and water according to weight proportion 1:0.14 be mixed and stirred for uniformly,
One layer of anti-cracking and waterproofing mortar is smeared on waterproof priming coat outer surface, and presses upper alkali resistant glass fibre open weave cloth on anti-cracking and waterproofing mortar surface,
Obtain anti-cracking waterproof layer 5；
（6）Finish coat 6 is constructed：The brushing finish coat 6 on anti-cracking waterproof layer outer surface.
The present invention insulating layer select composite rock wool slab, composite rock wool slab dual coating adhesive, and with cement glass fiber felt
It is combined；Adhesive has preferable water proofing property with cement glass fiber felt, reduces the water imbibition of thermal insulation board, and composite rock wool slab
Thermal coefficient is low, and fire protecting performance is good.The entirety that waterproof priming coat is combined with anti-cracking waterproof layer is set outside the insulating layer of the present invention
Water proof structure improves the water resistance of system, can not only reach power conservation requirement but also profound elimination hidden leakage defect.The present invention's
Waterproof priming coat is modified cement polymer waterproof primer, by adding a small amount of cement, improves waterproof priming coat and insulating layer
And the adhesive property of anti-cracking waterproof layer, it is that total system is safer.
Example the above is only the implementation of the present invention is not intended to limit the scope of the invention, every to utilize this hair
Equivalent structure or equivalent flow shift made by bright description is applied directly or indirectly in other relevant technology necks
Domain is included within the scope of the present invention.
Claims (9)
1. a kind of composite rock wool plate exterior wall external heat preservation system, which is characterized in that including：Base, adhesive layer, insulating layer, the anti-bottom
Coating, anti-cracking waterproof layer and finish coat, insulating layer are composite rock wool slab insulating layer, and composite rock wool slab insulating layer is viscous by adhesive layer
The mode that knot and anchor bolt anchoring combine is fixed in base, and the outside of the insulating layer is covered with the anti-bottom successively outward from interior
Coating, anti-cracking waterproof layer and finish coat.
2. composite rock wool plate exterior wall external heat preservation system according to claim 1, which is characterized in that the composite rock wool slab
Insulating layer is using rock wool belt as heat insulation core material, and the arrangement of size as requested is assembled, dual coating adhesive, and with cement glass
Felt is combined.
3. composite rock wool plate exterior wall external heat preservation system according to claim 2, which is characterized in that the composite rock wool slab
The dry density 80-150 kg/m of insulating layer3, thermal coefficient is less than 0.40 W/（m·K）.
4. composite rock wool plate exterior wall external heat preservation system according to claim 1, which is characterized in that the adhesive layer is poly-
Close object dry powder and mortar.
5. composite rock wool plate exterior wall external heat preservation system according to claim 1, which is characterized in that the waterproof priming coat
For modified cement polymer waterproof primer, it is made of the raw material of following parts by weight：45-60 parts of silicone acrylic emulsion, thickener
0.2-0.5 parts, 0.1-0.3 parts of antifoaming agent, 0.2-0.5 parts of wetting agent, 4-6 parts of coalescents, 25-35 parts of water, 5-10 parts of cement.
6. composite rock wool plate exterior wall external heat preservation system according to claim 1, which is characterized in that the anti-cracking waterproof layer
For anti-cracking and waterproofing mortar surface be pressed into alkali-resisting glass fiber screen cloth, the anti-cracking and waterproofing mortar by following parts by weight raw material system
At：27-35 parts of cement, 43-55 parts of fine sand, 4-7 parts of silicon ash, 4-6 parts of swelling agent, 3-5 parts of waterproofing agent, acrylic latex powder 4-6
Part, 0.1-0.3 parts of antifoaming agent, 0.2-0.3 parts of water-reducing agent, 0.1-0.2 parts of fiber, 0.1-0.2 parts of water-retaining agent.
7. composite rock wool plate exterior wall external heat preservation system according to claim 1, which is characterized in that the adhesive layer thickness
For 3-6mm, insulation layer thickness 20-80mm, waterproof priming coat thickness is 1-2mm, and anti-cracking waterproof layer thickness is 3-6mm, facing
Layer thickness is 3-5mm.
8. the construction technology of composite rock wool plate exterior wall external heat preservation system according to claim 1, which is characterized in that including with
Lower step：
（1）Composite rock wool slab insulating layer is constructed：Composite rock wool slab is pasted using adhesive layer on the outer surface of base, and uses anchor bolt
It is fixed；
（2）Waterproof priming coat is constructed：In composite rock wool slab outer surface brushing waterproof primer, waterproof priming coat, composite rock are obtained
The side of cotton plate also uses waterproof primer Seal treatment；
（3）Anti-cracking waterproof layer is constructed：Anti-cracking and waterproofing mortar and water are mixed and stirred for uniformly according to weight proportion, in waterproof primary coat
One layer of anti-cracking and waterproofing mortar is smeared on layer outer surface, and presses upper alkali resistant glass fibre open weave cloth on anti-cracking and waterproofing mortar surface, obtains cracking resistance
Waterproof layer；
（4）Finish coat is constructed：The brushing finish coat on anti-cracking waterproof layer outer surface.
9. construction technology according to claim 8, which is characterized in that step（3）The weight of middle anti-cracking and waterproofing mortar and water
Proportioning is 1:0.14-0.17.
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| CN110714543A (en) * | 2019-12-10 | 2020-01-21 | 中苏控股有限公司 | Special rock wool board for building external wall heat preservation |
| CN111305591A (en) * | 2020-03-06 | 2020-06-19 | 河北省建筑科学研究院有限公司 | External thermal insulation prefabricated fireproof isolation strip for existing building external wall and construction method thereof |
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