CN104612262A - Improvement method for anti-cracking property and durability of rock wool exterior wall external insulation system - Google Patents
Improvement method for anti-cracking property and durability of rock wool exterior wall external insulation system Download PDFInfo
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- CN104612262A CN104612262A CN201410823803.7A CN201410823803A CN104612262A CN 104612262 A CN104612262 A CN 104612262A CN 201410823803 A CN201410823803 A CN 201410823803A CN 104612262 A CN104612262 A CN 104612262A
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Abstract
Provided is an improvement method for an anti-cracking property and durability of a rock wool exterior wall external insulation system. The method comprises the main steps that a rock wool insulation board is adopted; hot galvanizing steel meshes are laid and fixed on the two sides of the rock wool insulation board to form a composite steel mesh rock wool board finished product, and the mesh size of the external steel mesh is 20 mm * 20 mm; a technical measure of combining sticking and anchoring with anchoring given priority is adopted by the exterior wall insulation system formed by the composite steel mesh rock wool boards; connectors are adopted in connection at horizontal or vertical joints between the composite steel mesh rock wool boards; the number of anchors or anchor bolts of the exterior wall insulation system formed by the composite steel mesh rock wool boards is 7-13/m<2>. The improvement method for the anti-cracking property and the durability of the rock wool exterior wall external insulation system is applicable to energy-saving renovation projects of all kinds of industrial and civil buildings and existing buildings, wherein the buildings are no higher than 100m and located in areas with seismic fortification intensity no higher than 8 in Gansu Province. The reasonable service life of the improvement method for the anti-cracking property and the durability of the rock wool exterior wall external insulation system is 50 years long to be the same as those of the rock wool exterior wall external insulation system and structures of the buildings. Accordingly, the economic, social and environmental benefits are prominent.
Description
Technical field
The present invention relates to skin external insulation system technical field, specifically refer to a kind of method improving external wall heat insulation system crack resistance and endurance quality, particularly raising rock wool outer wall external insulation system cracking resistance and endurance quality.
Background technology
In recent years, the fire disaster of several Building Building exterior-wall heat insulations.Cause serious casualties and property loss, again cause the concern of various circles of society to fire-retardant type external-wall heat-insulation material, the external wall heat insulation system that do not fire adopting excellent, the fireproof performance of thermal and insulating performance good has become the current urgent task taken into account building energy conservation and people's property safety and be significant.
In view of current external wall heat insulating material for external, its combustibility reaches A level and can reach the less of energy-conservation 65% design standard of the 3rd step comprehensively, some inorganic heat insulation materials at present, its combustibility is in reaching A level, as foam glass, foam cement etc., but coefficient of thermal conductivity is larger, density is also relatively heavier, flexibility is also poor, high intensity Zone highrise building is applied, and consider the impact of negative blast, its security reliability there is no ripe practical experience, at present in inorganic heat insulation material, only have rock wool coefficient of thermal conductivity relatively low, density is also relatively light, there is fire prevention, insulation, heat insulation, the advantages such as sound absorption.Therefore, building adopts rock wool outer wall external insulation system to have to develop faster in recent years.But the Chief technical problem existed at present is: one is that the cracking resistance of this heat insulation system is poor, to wipe one's face outward and hollowing, crack easily appear in finish coat, even come off.Cause thermal and insulating performance to reduce, have impact on the comfort level of dwelling environment; Two is that its design life is only 25 years (identical with current organic material external wall heat insulation system), with 50 years service lives of design of building structures, and the different life-span.On the middle and senior level increasing with highrise building at present, if during 25 years there is hollowing, crack, come off in exterior-wall heat insulation.Cause riddled with gaping wounds, need whole dismounting again to construct, not only difficulty is comparatively large, causes environment pollution, but also has a strong impact on resident family's life, causes significant wastage.Therefore the urgent task that the cracking resistance of rock wool outer wall external insulation system and endurance quality are current solution how is improved.
Summary of the invention
The invention provides a kind of method improving rock wool outer wall external insulation system crack resistance and durability, the pre-manufactured steel silk screen composite rock wool slab external wall heat insulation system of formation is made not only to ensure that building energy conservation reaches the energy saving igniter of 65% comprehensively, and fireproof performance reaches and structure ad eundem, endurance quality and building same life-span.
For this reason, the technical solution adopted in the present invention is:
Improve a method for rock wool outer wall external insulation system crack resistance and durability, adopt with the following method:
One, the hydrophobic type rock-wool heat insulation plate that pendulum method or 3D approach production technology are produced is adopted;
Two, lay stationary heat galvanized steel wire netting in rock-wool heat insulation plate both sides and make gauze wire cloth composite rock wool board finished product, the size of mesh opening of outside gauze wire cloth is 20 × 20mm;
Three, adopt sticky, anchor combination, the technical measures based on anchor with the outer wall heat preservation system that gauze wire cloth composite rock wool slab is formed, that is: adopt the full adhering method of cementing agent between gauze wire cloth composite rock wool slab and base course wall, chamber of not leaving a blank; Between gauze wire cloth composite rock wool insulation board, level or vertical abutment joint place adopt connector to connect;
Four, by the anchoring piece of outer wall heat preservation system or the quantity of crab-bolt of the formation of gauze wire cloth composite rock wool slab: 7 ~ 13 every square metre;
Five, with inorganic, water conservation, reduce special cracking resistant cement mortar and do leveling layer and float coat, float coat divides three times constructions, and float coat thickness is that 25 ~ 30mm is thick, and water seasoning; Meanwhile, alkali-proof glass fiber mesh is set up wherein;
Six, the vertical and horizontally set dividing joint of float coat, vertically every layer arranges together, and laterally should arrange together by every standard width of a room in an old-style house, the vertical dividing joint of gable is no more than 4 meters, and parapet is no more than 2 meters;
Seven, various wall feed-through pipeline, fire ladder, rainwater comb, house-service pipeline, cable, decorative frame, billboard, air conditioner stand answer pre-plugged or pre-buried pipe sleeve, between warming plate and the component of wall feed-through pipeline, the places such as deformation joint position, carry out sealing and waterproofing work;
Eight, gauze wire cloth composite rock wool outer wall heat preservation system should arrange through antiseptic angle bracket every two-layer at floor absolute altitude place along building height, angle bracket wider than gauze wire cloth composite rock wool slab go out 5mm ~ 10mm, and fix by zinc-plated crab-bolt or cast-in-situ steel reinforced concrete holder bridging piece scheme can be adopted at floor absolute altitude place;
Nine, finish coat adopts flexible waterproof putty and high resiliency weather resisteant coating.
Gauze wire cloth composite rock wool slab external wall heat insulation system of the present invention, in Force Calculation, only consider under static load, negative blast and geological process, needed for this heat insulation system, the quantity of anchoring piece ensures the security reliability of this system, do not consider the adhesion strength of composite rock wool insulation board and base course wall, only using the safety stock of adhesion strength as this system; To improve its overall durability energy.
The crack resistance of raising rock wool outer wall external insulation system that the present invention takes and the On Comprehensive Technique way of durability are gained on " on-site investigation of rock wool outer wall Surgery therapy and durability research " scientific achievement basis, this achievement is thought through Gansu Province's house and the expert appraisal of the town and country construction Room: 1, this problem has carried out on-site investigation in four rock wool outer wall Surgery therapy buildings of completed for use to Lanzhou 20 years and 10 years, to its out-wall crack feature, rule has carried out summary fracture Producing reason and harmfulness is analyzed, to the heat insulating material of system open take sample after carry out endurance quality test with analysis and research, propose and prevent rock wool outer wall external insulation system from occurring crack and improve the technical measures of endurance quality, approve and initiate a project in time, the selected topic accurately, there is realistic price, 2, propose the structure way of heat-resisting galvanized steel wire netting composite rock wool external wall heat insulation system, in thermal insulation and endurance quality, innovation obviously, has promotional value, 3, this scientific and technological achievement reaches international most advanced level in rock wool outer wall external insulation system Study on Durability, System structure and key point control.
" multiple defence line " taked according to the present invention improves the technology way of rock wool outer wall thermal-insulating and anti-cracking and durability and the gauze wire cloth composite rock wool slab external wall heat insulation system formed, be applicable to Gansu Province's building height and be not more than 100m, seismic fortification intensity less than 8 degree and 8 degree area is newly-built, enlarging, all types of industries of reconstruction and civilian construction and existing building reducing energy consumption engineering.Its reasonable using period is 50 years, reaches and rock wool outer wall external insulation system and building structure same life-span, has significant economy, society and environmental benefit.
accompanying drawing illustrates:
Fig. 1-1 is pre-manufactured steel silk screen composite rock wool board thermal insulation board exterior configuration schematic diagram of the present invention;
Fig. 1-2 is pre-manufactured steel silk screen composite rock wool board thermal insulation board inner conformation schematic diagram of the present invention;
Fig. 1-3 is A-A sectional view in Fig. 1-1;
Fig. 1-4 is B-B sectional view in Fig. 1-1;
Fig. 2 is pre-manufactured steel silk screen composite rock wool external wall heat insulation system organigram of the present invention;
Fig. 3 is that negative and positive angular position of the present invention adds hot-galvanized steel silk screen (along building overall height) drawing;
Fig. 4 of the present inventionly strangles angle organigram;
Fig. 5 is the drawing of connector of the present invention.
detailed description of the invention:
Below in conjunction with diagram, the present invention is further elaborated.
Improve a method for rock wool outer wall external insulation system crack resistance and durability, specific as follows:
One, the hydrophobic type rock-wool heat insulation plate adopting pendulum method or 3D approach production technology to produce is to improve the combination property of its product and antistripping and tear resistance;
Two, adopt by rock wool factory process be prefabricated into hot-galvanized steel silk screen composite rock wool insulation board, hot-galvanized steel silk screen is all laid in this gauze wire cloth composite rock wool slab both sides inside and outside rock cotton board, and by band hole connector, rock cotton board and gauze wire cloth is connected into overall composite rock wool insulation board.Its main purpose is: 1, improve the holistic resistant behavior of rock wool-steel plywood and prevent transport and work progress breakage.2, nexine adds the adhesion strength that gauze wire cloth can improve rock cotton board and base course wall.
To using 10 years, (cover wire net size of mesh opening is 50 × 50mm) and more than 20 years (the present invention and cover wire net size of mesh opening are 20 × 20mm) rock wool outer wall Surgery therapy housing survey structure is as follows below: used the residence outer wall face of the existing structure of 10 years all to occur part Vertical Cracks and irregular cracks, and it belongs to floated coat shrinkage crack.
Used the residence outer wall face of the structure of the present invention in more than 20 years all not find crackle, and the data obtained as thermograph by thermal infrared imager East, West, South, North four metopes of this house are as shown in table 1, table 2, table 3, table 4.
Table 1 structure house of the present invention is wall thermal imaging data in the east
Table 2 structure house of the present invention west wall thermal imaging data
Table 3 structure house of the present invention wall thermal imaging in the south data
Table 4 structure house of the present invention north wall thermal imaging data
Table 1 data have used in investigation L0, L1, L2, L3, L4 totally five temperature line marked in the Infrared Thermogram that more than 20 years house east wall does, from the profiling temperatures of mark, average temperature is about 28.0 ° of about C, and the standard temperature difference is at 0.37 ° of about C.
Table 2 data have used in investigation L0, L1, L2, L3 totally four temperature line marked in the Infrared Thermogram that more than 20 years house west wall does, from the profiling temperatures of mark, average temperature is about 30.0 ° of about C, and the standard temperature difference is 0.75 ° of C to the maximum, and minimum is 0.29 ° of C.
Table 3 data have used in investigation L0, L1, L2, L3, L4, L5 totally six temperature line marked in the Infrared Thermogram that more than 20 years house wall in the south does, from the profiling temperatures of mark, average temperature is about 28.0 ° of about C, the standard temperature difference is 1.05 ° of C to the maximum, and minimum is 0.54 ° of C.
Table 4 data have used in investigation L0, L1, L2, L3 totally four temperature line marked in the Infrared Thermogram that more than 20 years house north wall does, from the profiling temperatures of mark, average temperature is about 27.0 ° of about C, and the standard temperature difference is 2.43 ° of C to the maximum, and minimum is 0.59 ° of C.
Infrared thermal imagery thermo parameters method situation in consolidated statement 1 ~ table 4, wall surface temperature distribution is relatively more even, and wall surface temperature difference, within 2 ° of C, does not have the situation of temperature jump substantially.From the distribution of infrared nondestructive test wall surface temperature, do not have obvious large area hollowing and large-area stripping situation through 20 years wind and weather insulating layer of external wall, heat insulation effect keeps better.
Putting into practice from using (size of mesh opening 50 × 50mm) rock wool outer wall Surgery therapy construction work in more than 20 years (size of mesh opening is 20 × 20mm) and 10 years, sufficient proof is given to above-mentioned conclusion, the adhesion strength of rock cotton board and float coat can be improved so skin adds gauze wire cloth (size of mesh opening is 20 × 20mm) and the Shrinkage and temperature stress of float coat can be reduced, preventing float coat hollowing, ftracture, come off.And gauze wire cloth rockwool sandwich board outer net (veil) size of mesh opening is for being 50 × 50mm in prior art, it shrinks release, thermal stresses is unfavorable.
The present invention has been classified as Gansu Province's key scientific and technological projects, and project verification is numbered JK2012-6.
Three, gauze wire cloth composite rock wool slab outer wall heat preservation system adopts sticky, anchor combination, the technical measures based on anchor, and adopt between rock cotton board and base course wall and adopt the full adhering method of cementing agent, chamber of not leaving a blank, to improve its adhesion strength, endurance quality and to prevent hollowing.Between gauze wire cloth composite rock wool insulation board, level or vertical abutment joint place adopt connector to connect, and improve seam crossing overall performance.
Four, the quantity of the anchoring piece (crab-bolt) of rock wool outer wall Surgery therapy: be undertaken calculating (to big and medium-sized cities by under the static load of external wall heat insulation system, 100 meters of negative blast and geological process, by surface roughness be category-B consider height variation factor of wind pressure), and consider the anchoring piece quantity of every square metre that detailing requiments draws, 100 meters are not more than to meet depth of building, Fortify Intensity less than 8 degree or 8 degree area is newly-built, enlarging, in reconstruction all types of industries and civilian construction and existing building reducing energy consumption engineering, safe and reliable application.Refer to following table.
Five, organic material general at present is not adopted to be main polymer cement mortar thin-coat plaster way, and adopt inorganic material to be main, that float coat thickness is 25 ~ 30mm thick way of plastering according to scientific achievement, with inorganic, water conservation, reduce special cracking resistant cement mortar and do leveling layer and float coat, float coat divides three times constructions, reach designing requirement, and water seasoning.Meanwhile, set up alkali-proof glass fiber mesh wherein, to improve cracking resistance and the endurance quality of leveling layer and float coat;
Six, the vertical and horizontally set dividing joint of float coat, vertically every layer arranges together, and laterally should arrange together by every standard width of a room in an old-style house, the vertical dividing joint of gable is no more than 4 meters, and parapet, no more than 2 meters, discharges Shrinkage and temperature stress further, to reduce and crackle preventing;
Seven, in the reinforcement technical measures such as the door and window hole of building, moulding employing increases alkaline-resisting grid cloth, negative and positive bight is set up, hot-galvanized steel silk screen, prevent contraction, thermal stresses concentrates crack; To cement on cracking-resistant cement mortar wiped one's face by the bottom strangling angular position based penetration crystallization type water proofing paint, and set up one hot-galvanized steel silk screen to improve waterproof and the impact resistant capability at this position.
Eight, various wall feed-through pipeline, fire ladder, rainwater comb, house-service pipeline, cable, decorative frame, billboard, air conditioner stand etc. answer pre-plugged or pre-buried pipe sleeve, between warming plate and the component of wall feed-through pipeline, deformation joint position etc., should carry out sealing and waterproofing work, immerse with rainwater-proof and cause float coat and finish coat crack, reduce thermal and insulating performance and the endurance quality (through to the external wall outer insulation engineering sounding using 10 years, demonstrating the necessity taking above-mentioned measure) of insulation layer.
Nine, gauze wire cloth composite rock wool outer wall heat preservation system should arrange by force through the angle bracket of corruption process every two-layer at floor absolute altitude place along building height, angle bracket than composite rock wool slab can wide go out 5mm ~ 10mm, and fix (also can adopt cast-in-situ steel reinforced concrete holder bridging piece scheme at floor absolute altitude place) to increase security reliability and the endurance quality of this warming plate further by zinc-plated crab-bolt.
Ten, finish coat adopts flexible waterproof putty and high resiliency weather resisteant coating, to improve the deformability of finish coat acclimatization change, is also prevent one of finish coat cracking and the measure improving durability.
11, external wall heat insulation system does not generally advocate bonding applique surface brick.Finish coat is as adopted bonding applique surface brick, and should adopt special ceramic tile bond, the height pasting face brick should not be greater than 10m, and no more than two-layer.This considers that Gansu province is dry, the temperature difference is large, evaporation capacity is large climatic characteristic, guarantees the technical measures (hurt sb.'s feelings to Gansu province Countermeasures for Dropping of Face Bricks of Exposed Walls through decades, hinder the casualty investigation findings such as car and draw afore mentioned rules) of the safe and reliable and endurance quality of this system.
Wherein, as shown in Fig. 1-1 to 1-4, described gauze wire cloth composite rock wool insulation board method for prefabricating is: in rock cotton board, both sides arrange hot-galvanized steel silk screen inside and outside 1, outside gauze wire cloth 2(size of mesh opening is 20 × 20mm), inner side gauze wire cloth 3(size of mesh opening is 40 × 40mm), and be the connector of disk, interior band hole (Circularhole diameter is 10mm) 4 with top, by its top plastic disk 5, rock cotton board and gauze wire cloth are coupled to entirety, form gauze wire cloth composite rock wool slab.After this gauze wire cloth composite rock wool slab is good by rock wool factory processing and packing, be transported to engineering site, after constructure body structure final acceptance of construction is qualified, first at agent structure floor absolute altitude, angle bracket 6 is set as shown in Figure 2 and fixes by zinc-plated steel crab-bolt 7 and reinforced concrete floor 8, then by two-sided for pre-manufactured steel silk screen composite rock wool insulation board spary interfacial agents (object improves the adhesive property on rock wool heat-preservation surface), by the method for full Tu bonding agent 9 this composite rock wool slab 10 is pasted onto on the base course wall 11 of agent structure that (dirt first should be removed in base course wall surface, and keep dry), and be 8mm with diameter and top with the plastic anchor bolt 12(quantity of disk by calculation requirement), by its enlarged footing, composite rock wool slab is anchored on base course wall, the degree of depth that crab-bolt anchor enters concrete or solid brick base course wall is not less than 50mm, if base course wall is that air-entrained concrete building block is then not less than 60mm, as being hollow brick wall, band kink type crab-bolt should be adopted.Above-mentioned operation is through after the assay was approved, cracking-resistant cement mortar leveling layer 13 is first smeared at the outer layer surface of composite rock wool slab, and then the thick float coat 14(float coat thickness of plastering of inorganic water conservation reducing and anti-cracking cement mortar of constructing is 25 ~ 30mm), float coat carries out the tri-level constructions such as bottom, middle level, surface layer by job specfication requirement, and alkali-proof glass fiber mesh 15 is set between middle level and surface layer, during every layer of construction, all carry out wet curing, prevent float coat from occurring crack; Except adopting inorganic water conservation reducing and anti-cracking cement mortar by above-mentioned requirements, centre arranges outside the measures such as alkali-proof glass fiber mesh, also according to building facade situation, float coat suitably should arrange dividing joint, to discharge contraction and the thermal stresses of float coat; After float coat construction is qualified, then carry out finish coat construction, finish coat is as adopted flexible waterproof putty and high resiliency weatherability coating 16 for coating ornamental surface; As bonding applique surface brick, adopt special tile binding material to paste, overall height should not be greater than 10m; And no more than two-layer, this measure mainly considers Gansu province, dry, the temperature difference is large, evaporation capacity is large, and face brick is subject to outside climatic impact, causes case accident.
Rock wool outer wall place of the present invention insulation construction, should also be noted that and take following several respects technological means, to improve cracking resistance and the endurance quality of this system:
1, in door and window hole surrounding, reinforced type alkali-proof glass fiber mesh (width >=200mm) should be set up in float coat 14 on gauze wire cloth composite rock wool insulation board 10, and add 400 × 300mm in window opening corner and add alkali resistant glass fibre open weave cloth, occur that stress concentrates crack to prevent door and window hole place.
2, at building rotation angle position, gauze wire cloth composite rock wool insulation board 10 should carry out fissure of displacement stickup and anchoring along building overall height by 600mm one deck.
3, as shown in Figure 3, should set up one deck (L-type) hot-galvanized steel silk screen 17 along building overall height in the float coat of building negative and positive angular position, this gauze wire cloth width is 150mm, both sides angle in 90 °, occurs crack to prevent negative and positive angle.
4, as shown in Figure 4, building aproll less than 18 300mm plays the plinth position 20 of wall face 19, at levelling aspect brushing cement based penetration crystallization type water proofing paint 21, and in float coat, set up one deck hot-galvanized steel silk screen 22, set up anchoring angle steel 23 brushing anticorrosive paint, to improve the external corner water resistance and crashworthiness punching performance of strangling angle strangling angle external corner (corner) position.
5, as shown in Figure 5, at level and the vertical abutment joint place of gauze wire cloth composite rock wool insulation board, the connector be made up of cold drawn wire is pressed into during construction, this connector is made up of the main body of right-angled intersection, the body end of this right-angled intersection has the bending section at a right angle with body, a kind of connector of similar butterfly.To increase the overall performance of connecting portion.
Claims (6)
1. improve a method for rock wool outer wall external insulation system crack resistance and durability, it is characterized in that: adopt with the following method:
One, the hydrophobic type rock-wool heat insulation plate that pendulum method or 3D approach production technology are produced is adopted;
Two, make gauze wire cloth composite rock wool board finished product at rock-wool heat insulation plate both sides stationary heat galvanized steel wire netting, the size of mesh opening of outside gauze wire cloth is 20 × 20mm;
Three, adopt sticky, anchor combination, the technical measures based on anchor with the outer wall heat preservation system that gauze wire cloth composite rock wool slab is formed, that is: adopt the full adhering method of cementing agent between gauze wire cloth composite rock wool slab and base course wall, chamber of not leaving a blank; Between gauze wire cloth composite rock wool insulation board, level or vertical abutment joint place adopt connector to connect;
Four, by the anchoring piece of outer wall heat preservation system or the quantity of crab-bolt of the formation of gauze wire cloth composite rock wool slab: 7 ~ 13 every square metre;
Five, with inorganic, water conservation, reduce special cracking resistant cement mortar and do leveling layer and float coat, float coat divides three times constructions, and float coat thickness is that 25 ~ 30mm is thick, and water seasoning; Meanwhile, alkali-proof glass fiber mesh is set up wherein;
Six, the vertical and horizontally set dividing joint of float coat, vertically every layer arranges together, and laterally should arrange together by every standard width of a room in an old-style house, the vertical dividing joint of gable is no more than 4 meters, and parapet is no more than 2 meters;
Seven, various wall feed-through pipeline, fire ladder, rainwater comb, house-service pipeline, cable, decorative frame, billboard, air conditioner stand answer pre-plugged or pre-buried pipe sleeve, between warming plate and the component of wall feed-through pipeline, the places such as deformation joint position, carry out sealing and waterproofing work;
Eight, gauze wire cloth composite rock wool outer wall heat preservation system should arrange through antiseptic angle bracket every two-layer at floor absolute altitude place along building height, angle bracket wider than gauze wire cloth composite rock wool slab go out 5mm ~ 10mm, and fix by zinc-plated crab-bolt or cast-in-situ steel reinforced concrete holder bridging piece scheme can be adopted at floor absolute altitude place;
Nine, finish coat adopts flexible waterproof putty and high resiliency weather resisteant coating.
2. a kind of method improving rock wool outer wall external insulation system crack resistance and durability according to claim 1, it is characterized in that: in door and window hole surrounding, set up reinforced type alkali-proof glass fiber mesh in float coat on gauze wire cloth composite rock wool insulation board, and add 400 × 300mm in window opening corner and add alkali resistant glass fibre open weave cloth.
3. a kind of method improving rock wool outer wall external insulation system crack resistance and durability according to claim 1, it is characterized in that: at building rotation angle position, described gauze wire cloth composite rock wool insulation board should carry out fissure of displacement stickup and anchoring along building overall height by 600mm one deck.
4. a kind of method improving rock wool outer wall external insulation system crack resistance and durability according to claim 1, is characterized in that: should set up one deck hot-galvanized steel silk screen along building overall height in the float coat of building negative and positive angular position.
5. a kind of method improving rock wool outer wall external insulation system crack resistance and durability according to claim 1, it is characterized in that: 300mm below building aproll plays the plinth position of wall face, at levelling aspect brushing cement based penetration crystallization type water proofing paint, and in float coat, set up one deck hot-galvanized steel silk screen, strangling angle external corner, namely rotation angle position sets up anchoring angle steel and brushing anticorrosive paint.
6. a kind of method improving rock wool outer wall external insulation system crack resistance and durability according to claim 1, is characterized in that: described connector is be made up of the main body of right-angled intersection, and the main part of this right-angled intersection has the bending section at a right angle with body.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110042939A (en) * | 2019-04-15 | 2019-07-23 | 中建城市建设发展有限公司 | A kind of asbestos product and its fixing means |
| CN110158796A (en) * | 2019-06-13 | 2019-08-23 | 中国三冶集团有限公司 | A kind of wall body heat insulating construction method |
| CN110552433A (en) * | 2019-09-18 | 2019-12-10 | 刘海若 | Construction method for climbing and fixing wire braid of wall heat insulation system |
| CN112081258A (en) * | 2020-07-31 | 2020-12-15 | 江苏高龙机械科技有限公司 | Hinder fire-retardant integration rock wool board of heat |
-
2014
- 2014-12-26 CN CN201410823803.7A patent/CN104612262A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110042939A (en) * | 2019-04-15 | 2019-07-23 | 中建城市建设发展有限公司 | A kind of asbestos product and its fixing means |
| CN110158796A (en) * | 2019-06-13 | 2019-08-23 | 中国三冶集团有限公司 | A kind of wall body heat insulating construction method |
| CN110552433A (en) * | 2019-09-18 | 2019-12-10 | 刘海若 | Construction method for climbing and fixing wire braid of wall heat insulation system |
| CN112081258A (en) * | 2020-07-31 | 2020-12-15 | 江苏高龙机械科技有限公司 | Hinder fire-retardant integration rock wool board of heat |
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Application publication date: 20150513 |
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