CN114876133A - Building roof waterproof construction method - Google Patents
Building roof waterproof construction method Download PDFInfo
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- CN114876133A CN114876133A CN202210572372.6A CN202210572372A CN114876133A CN 114876133 A CN114876133 A CN 114876133A CN 202210572372 A CN202210572372 A CN 202210572372A CN 114876133 A CN114876133 A CN 114876133A
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- Prior art keywords
- powder
- water
- layer
- roof
- waterproof
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- 238000010276 construction Methods 0.000 title claims abstract description 27
- 239000000843 powder Substances 0.000 claims abstract description 96
- 239000010410 layer Substances 0.000 claims abstract description 90
- 239000011241 protective layer Substances 0.000 claims abstract description 45
- 238000002955 isolation Methods 0.000 claims abstract description 34
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000003292 glue Substances 0.000 claims abstract description 27
- 230000007480 spreading Effects 0.000 claims abstract description 16
- 238000003892 spreading Methods 0.000 claims abstract description 16
- 238000000034 method Methods 0.000 claims abstract description 12
- 239000011248 coating agent Substances 0.000 claims abstract description 8
- 238000000576 coating method Methods 0.000 claims abstract description 8
- 238000007790 scraping Methods 0.000 claims description 16
- 239000004570 mortar (masonry) Substances 0.000 claims description 10
- 238000002156 mixing Methods 0.000 claims description 9
- 239000004568 cement Substances 0.000 claims description 7
- 229920002522 Wood fibre Polymers 0.000 claims description 6
- 239000004744 fabric Substances 0.000 claims description 6
- 239000001866 hydroxypropyl methyl cellulose Substances 0.000 claims description 6
- 235000010979 hydroxypropyl methyl cellulose Nutrition 0.000 claims description 6
- 229920003088 hydroxypropyl methyl cellulose Polymers 0.000 claims description 6
- 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 claims description 6
- 239000004816 latex Substances 0.000 claims description 6
- 229920000126 latex Polymers 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 239000002025 wood fiber Substances 0.000 claims description 6
- 239000004575 stone Substances 0.000 claims description 5
- 238000004078 waterproofing Methods 0.000 claims description 4
- 239000011083 cement mortar Substances 0.000 claims description 3
- 239000002655 kraft paper Substances 0.000 claims description 3
- 238000012423 maintenance Methods 0.000 claims description 3
- 239000011527 polyurethane coating Substances 0.000 claims description 3
- 238000012545 processing Methods 0.000 claims description 3
- 125000000391 vinyl group Chemical group [H]C([*])=C([H])[H] 0.000 claims description 3
- 229920002554 vinyl polymer Polymers 0.000 claims description 3
- 239000002023 wood Substances 0.000 claims description 3
- 238000004140 cleaning Methods 0.000 claims description 2
- 239000012535 impurity Substances 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 9
- 230000002209 hydrophobic effect Effects 0.000 abstract description 2
- 238000009700 powder processing Methods 0.000 abstract 1
- 238000010186 staining Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 description 29
- 239000000853 adhesive Substances 0.000 description 7
- 230000001070 adhesive effect Effects 0.000 description 7
- 230000002349 favourable effect Effects 0.000 description 5
- 230000008595 infiltration Effects 0.000 description 5
- 238000001764 infiltration Methods 0.000 description 5
- 238000009413 insulation Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000010426 asphalt Substances 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 230000001965 increasing effect Effects 0.000 description 2
- 238000004321 preservation Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D5/00—Roof covering by making use of flexible material, e.g. supplied in roll form
- E04D5/10—Roof covering by making use of flexible material, e.g. supplied in roll form by making use of compounded or laminated materials, e.g. metal foils or plastic films coated with bitumen
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D11/00—Roof covering, as far as not restricted to features covered by only one of groups E04D1/00 - E04D9/00; Roof covering in ways not provided for by groups E04D1/00 - E04D9/00, e.g. built-up roofs, elevated load-supporting roof coverings
- E04D11/02—Build-up roofs, i.e. consisting of two or more layers bonded together in situ, at least one of the layers being of watertight composition
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04D—ROOF COVERINGS; SKY-LIGHTS; GUTTERS; ROOF-WORKING TOOLS
- E04D13/00—Special arrangements or devices in connection with roof coverings; Protection against birds; Roof drainage; Sky-lights
- E04D13/16—Insulating devices or arrangements in so far as the roof covering is concerned, e.g. characterised by the material or composition of the roof insulating material or its integration in the roof structure
-
- 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
- Y02B80/00—Architectural or constructional elements improving the thermal performance of buildings
- Y02B80/32—Roof garden systems
Abstract
The invention discloses a building roof waterproof construction method, which relates to the technical field of building waterproof construction, and comprises the following steps: roofing is handled, the powder processing of spreading, lay the isolation layer, lay the protective layer, the coating glue film that insulates against water, through the laying that utilizes the water proof powder, can be when the structure produces the difference in temperature and warp, the water proof powder has good deformation adaptability, can not destroy waterproof performance because of structural deformation, and the water proof powder is laid and is formed the waterproof layer and have ventilative waterproof performance, consequently at the construction of moist roofing, can not influence water-proof effects, cooperate the application of protective layer and water proof glue simultaneously, can further improve the waterproof of roofing, moisture resistance, the hydrophobic performance of water proof glue adds the nature of mud and caulks, can completely restore building surface and waterproof, do not have the requirement to the surface is wet and dry simultaneously, whole construction technique is simple and convenient, the non-staining environment.
Description
Technical Field
The invention relates to the technical field of building waterproof construction, in particular to a building roof waterproof construction method.
Background
At present, the temperature difference between winter and summer in the north of China is about 60 ℃, which brings a lot of problems to the waterproofing of coiled materials and asphalts, because the condition requires that the asphalts products do not flow in summer and have toughness in winter, all the existing waterproofing materials are difficult to provide and meet the requirements of the waterproofing materials of the roof in the north;
the traditional coiled waterproof materials can cause the humidity of the heat-insulating layer to increase as long as local water leakage or an air-proof layer below the heat-insulating layer is not tight, so that the heat-insulating and heat-insulating effects of the roof are reduced, the heat-insulating and heat-insulating effects are mainly caused by the increase of the heat-insulating humidity, and in fact, even if the coiled waterproof layer is not damaged, as long as the construction quality of the air-proof layer is low and the service life of the material is limited, engineering examples show that the humidity of the heat-insulating layer is increased due to the problem of the air-proof layer of most engineering, the better the coiled waterproof material is, the stronger the blocking effect on water vapor is, the water vapor permeating into the heat-insulating layer indoors is detained below the coiled material, the temperature in winter is very low, and the temperature below the coiled material is below 0 ℃, so that the excessive water vapor is frozen into ice frost, and the volume of the frozen water is expanded, so that the waterproof coiled material is separated from the leveling layer;
the temperature of the coiled material can reach about 50 ℃ in summer under burning sun, after the coiled material is separated from the leveling layer, the volume of the air in the middle is rapidly expanded, so that the hollowing effect of the coiled material on the roof is formed, the coiled material is further separated from the leveling layer, more air is infiltrated in the middle, the hollowing area is enlarged after the air is heated, the waterproof layer is damaged due to vicious circulation, and therefore the defect that the coiled material type is waterproof is overcome, the problem needs to be solved at present urgently, and therefore the invention provides the waterproof construction method for the building roof.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a building roof waterproof construction method, which solves the problems in the background technology.
In order to achieve the purpose, the invention is realized by the following technical scheme: a building roof waterproof construction method comprises the following steps:
s1, processing the roof;
sundries on the roof are cleaned, so that the cleanness of the roof is ensured, each node of the roof is processed, sundries or bulges at the joint of each node are avoided, and the smoothness of the roof is ensured;
s2, powder spreading treatment;
measuring the flatness of the roof, manually paving water-resisting powder on the roof to form a water-resisting powder layer according to the flatness of the roof, wherein the powder paving thickness is 5-10mm, the water-resisting powder is ensured to cover the roof in percentage, the powder paving width is controlled within the range of 1m, and 50mm is taken as the lap joint width of the isolation layer;
s3, laying an isolation layer;
after the powder spreading is finished, covering the isolation layers on the water-resisting powder layer without disturbing the water-resisting powder layer, wherein the width of each isolation layer is 50mm smaller than that of the water-resisting powder layer, and the 50mm is the lap joint size when two adjacent isolation layers are laid, so that the water-resisting powder can be completely covered;
s4, laying a protective layer;
after the laying of the isolation layer is completed, the ratio of 3: 2.5, mixing cement mortar to prepare protective mortar, laying the protective mortar on the isolation layer to form a protective layer, wherein the laying thickness of the protective layer is 30-50 mm, and the protective layer is laid by taking 50mm from the edge of the isolation layer to ensure that the isolation layer can be lapped when the isolation layer is laid after powder is laid on adjacent parts in the next step;
s5, coating a water-proof glue layer;
after the protective layer is laid and maintained, water is sprayed on the surface of the protective layer, then the waterproof glue is coated on the protective layer, the thickness is 3mm, after the scraping and the cleaning are completed, the waterproof glue is initially set, then the grid cloth is added, the waterproof glue is coated for 3mm, after the waterproof glue is completely dried, the polyurethane coating is scraped, and after the waterproof glue is solidified, the maintenance is well performed.
As a further technical scheme of the invention, the control conditions of the powder spreading thickness in the step S2 are as follows: nails at two ends of a one-meter long scraping rule are used as the foundation of the powder laying thickness, and nail tips at two ends of the scraping rule are exposed by 5-10mm according to the flatness of the roof;
if the roof is flat, the nail tips at the two ends of the scraping ruler are exposed by 5mm, and the powder spreading thickness is 5 mm;
if the roof is not flat, the nail tips at the two ends of the scraping ruler are exposed by 10mm, and the powder spreading thickness is 10 mm.
As a further technical scheme of the invention, when the waterproof powder is paved in the step S2, the root of each node is necessarily compacted, so as to ensure the completeness of paving the waterproof powder.
As a further technical solution of the present invention, the isolation layer in S3 may be cut from kraft paper or vinyl cloth.
As a further technical scheme of the invention, the protective layer in S4 can also adopt c15 or c20 fine stone concrete.
As a further technical scheme of the invention, if the laying area of the protective layer in the S4 is too large, the surface of the protective layer is preferably divided into grids, wood lead bars are used for dividing the grids, the lead bars are taken out after cement is solidified, sundries in the gaps of the grids on the surface of the protective layer can be removed after 3-7 days according to the air temperature condition, water-proof powder with the thickness of 10-15mm is sprayed, and the upper surface of the water-proof glue is compacted to be higher than the surface of the protective layer.
As a further technical scheme of the invention, the water-proof powder comprises the following components: latex powder, wood fiber and hydroxypropyl methyl cellulose; and the proportion of each component is as follows: 3: 1: 1, the water-proof powder is a powder formed by stirring and mixing latex powder, wood fiber and hydroxypropyl methyl cellulose according to a proportion.
As a further technical scheme of the invention, the proportioning method of the water-resisting adhesive comprises the following steps: mixing the water-insulating powder and cement according to the weight ratio of 2: 1, adding 30 percent of water, and stirring uniformly by a glue beater without dry powder.
Advantageous effects
The invention provides a building roof waterproof construction method, which has the following beneficial effects compared with the prior art:
a building roof waterproof construction method, through utilizing the laying of the water-proof powder, can produce when the temperature difference is out of shape in the structure, the water-proof powder has good deformation adaptive capacity, will not destroy the waterproof performance because of the structural deformation, and the water-proof layer that the water-proof powder lays has ventilative watertight performance, therefore construct in the moist roof, will not influence the water-proof effect, in contrast, bitumen and other coil stock kind can't be constructed on the moist basic unit, the water-proof powder this performance is favorable to constructing under rainy season or moist environment, the vapor infiltration resistance of the water-proof layer that the water-proof powder forms is small, favorable to the drying of the heat insulation layer, can improve the thermal behavior of the heat insulation layer and improve the roof, the waterproof construction of the water-proof powder cooperates with protective layer and application of the water-proof glue at the same time, can further improve the water-proof, and the water-proof performance of the water-proof glue adds the natural caulking of the mud, the building surface can be completely repaired and waterproof, and meanwhile, no requirement is imposed on the surface dryness and wetness, the whole construction technology is simple and convenient, and the environment is not polluted.
Detailed Description
The invention provides a technical scheme of a building roof waterproof construction method, which comprises the following steps: a building roof waterproof construction method comprises the following steps:
s1, processing the roof; sundries on the roof are cleaned, so that the cleanness of the roof is ensured, each node of the roof is processed, sundries or bulges at the joint of each node are avoided, and the smoothness of the roof is ensured; the joint treatment of parapet root such as chimney, air duct outlet, launching exhaust pipe, etc., the joint treatment is very important, the insulating powder is while laying, must be compacted in the root of each joint, guarantee the comprehensive property that the insulating powder lays, because the characteristic of the joint is not to do the air barrier under the heat insulation layer, the vapor infiltration resistance of mortar and fine stone protective layer is smaller than the air infiltration resistance of the floor layer so can discharge to the outdoor in winter from the indoor vapor infiltration in the heat insulation layer, coiled material and other waterproof materials must set up the isolating layer in the past, because the vapor infiltration resistance of the waterproof layer is very big, but the design adopts the ventilative, impervious, do not do the air barrier of the insulating powder and is harmless to the thermal resistance and waterproof of the roofing, and has reduced very big cost;
s2, powder spreading treatment; measuring the flatness of the roof, manually paving water-resisting powder on the roof to form a water-resisting powder layer according to the flatness of the roof, wherein the powder paving thickness is 5-10mm, the water-resisting powder is ensured to cover the roof in percentage, the powder paving width is controlled within the range of 1m, and 50mm is taken as the lap joint width of the isolation layer;
further, the powder spreading thickness control conditions are as follows: nails at two ends of a one-meter long scraping rule are used as the foundation of the powder laying thickness, and nail tips at two ends of the scraping rule are exposed by 5-10mm according to the flatness of the roof;
if the roof is flat, the nail tips at the two ends of the scraping ruler are exposed by 5mm, and the powder spreading thickness is 5 mm;
if the roof is not flat, the nail tips at the two ends of the scraping ruler are exposed by 10mm, and the powder spreading thickness is paved according to 10 mm;
still further, the water-proof powder comprises the following components: latex powder, wood fiber and hydroxypropyl methyl cellulose; and the proportion of each component is as follows: 3: 1: 1, the waterproof powder is a powder formed by stirring and mixing latex powder, wood fiber and hydroxypropyl methyl cellulose according to a proportion;
by adopting the waterproof technology of the waterproof powder, when the roofing structure generates temperature difference deformation, the waterproof powder has good deformation adaptability, the waterproof performance cannot be damaged due to structural deformation, the waterproof structure does not belong to rigid waterproof, is favorable for flexible waterproof, and can be called loose waterproof, the powdery loose waterproof material is waterproof by virtue of the water increasing effect, but has no water blocking effect on water vapor, so that the waterproof effect cannot be influenced when the moist roofing is constructed, in contrast, asphalt and other coiled materials cannot be constructed on the moist roofing, the waterproof powder has the performance of being favorable for construction in rainy seasons or in a moist environment, the water vapor permeation resistance of the waterproof powder layer is small, the drying of the heat preservation layer is favorable, and the thermal resistance of the heat preservation layer can be improved, so that the thermal resistance of the roof can be improved.
S3, laying an isolation layer; after the powder spreading is finished, covering the isolation layers on the water-resisting powder layer without disturbing the water-resisting powder layer, wherein the width of each isolation layer is 50mm smaller than that of the water-resisting powder layer, and the 50mm is the lap joint size when two adjacent isolation layers are laid, so that the water-resisting powder can be completely covered;
furthermore, the isolation layer can be cut by kraft paper or vinyl cloth, and has the functions of preventing the mortar protection layer from being influenced by the hydrophobicity of the waterproof layer, facilitating construction and avoiding damaging the uniformity of the water-proof powder when the protection layer is smeared;
s4, laying a protective layer; after the laying of the isolation layer is completed, the ratio of 3: 2.5, mixing cement mortar to prepare protective mortar, laying the protective mortar on the isolation layer to form a protective layer, wherein the laying thickness of the protective layer is 30-50 mm, and the protective layer is laid by taking 50mm from the edge of the isolation layer to ensure that the isolation layer can be lapped when the isolation layer is laid after powder is laid on adjacent parts in the next step;
if the protective layer is laid, the layer surface of the roof on which people do not exist is laid, the laying thickness of the protective layer is about 30mm, if the layer surface of the roof on which people exist, fine cement stone concrete can be adopted, the laying thickness is about 50mm, and when the mortar is discharged on the layer surface, the protective layer is placed on the roof and is not placed on the waterproof powder so as to prevent the insulating layer from being damaged when the mortar falls down;
further, the protective layer can also adopt c15 or c20 fine stone concrete, and if the protective layer is laid in an overlarge area, the surface of the protective layer is preferably divided into grids, wood lead bars are used for dividing the grids, the lead bars are taken out after the cement is solidified, sundries in the gaps of the grids on the surface of the protective layer can be removed after 3-7 days according to the temperature condition, water-proof powder with the thickness of 10-15mm is sprayed, and the upper surface of the water-proof glue is compacted to be higher than the surface of the protective layer;
s5, coating a water-proof glue layer;
after the laying and maintenance of the protective layer are finished, spraying water on the surface of the protective layer, then coating a water-proof adhesive on the protective layer, wherein the thickness is 3mm, after the scraping and the coating are finished, the water-proof adhesive is initially solidified, then adding a mesh cloth, coating the water-proof adhesive for 3mm, after the water-proof adhesive is completely dried, scraping and coating a polyurethane coating, and after the water-proof adhesive is solidified, well maintaining;
further, the proportioning method of the waterproof adhesive comprises the following steps: mixing the water-insulating powder and cement according to the weight ratio of 2: 1, adding 30% of water, and uniformly stirring by a glue beater without dry powder.
In conclusion, the invention adopts the construction mode of the water-proof powder, the isolation layer, the protective layer and the water-proof glue, is suitable for water storage parts on the surfaces or the interiors of various buildings, can also be used for water prevention of various planes, furrows and the like, can be soaked in water for a long time after being dried thoroughly, is not afraid of high temperature and low temperature, does not deform, does not crack, is hard and flexible, has long service life, and is not influenced by cracking and deformation of the buildings, because the problem of the air-proof layer of most of the prior projects causes the humidity of the heat-insulating layer to increase, the better the waterproof performance of the coiled materials is, the stronger the blocking effect on water vapor is, because the water vapor permeating into the heat-insulating layer indoors is detained below the coiled materials, the temperature below the coiled materials is very low in winter, the temperature below the coiled materials is below 0 ℃, the excessive water vapor is formed into frost under the coiled materials, the volume is expanded after the water is frozen, the separation of the waterproof coiled materials and the leveling layer is caused, and the temperature of the coiled materials in summer can reach about 50 ℃, after the coiled material is separated from the roof base layer, the volume of the air in the middle is rapidly expanded, so that the hollowing effect of the coiled material of the roof is formed, the coiled material is further separated from the roof base layer, more air is permeated in the middle, the hollowing area is expanded after the air is heated, the waterproof layer is damaged due to vicious circle, the air permeability and water impermeability of the waterproof powder waterproof layer and the hydrophobic property of the waterproof glue are added with the natural joint filling of the slurry, the surface of a building can be completely repaired and the waterproof effect is achieved, and the defect that the coiled material is waterproof is overcome fundamentally.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. A building roof waterproof construction method is characterized by comprising the following steps:
s1, processing the roof;
sundries on the roof are cleaned, so that the cleanness of the roof is ensured, each node of the roof is processed, sundries or bulges at the joint of each node are avoided, and the smoothness of the roof is ensured;
s2, powder spreading treatment;
measuring the flatness of the roof, manually paving water-resisting powder on the roof to form a water-resisting powder layer according to the flatness of the roof, wherein the powder paving thickness is 5-10mm, the water-resisting powder is ensured to cover the roof in percentage, the powder paving width is controlled within the range of 1m, and 50mm is taken as the lap joint width of the isolation layer;
s3, laying an isolation layer;
after the powder spreading is finished, covering the isolation layers on the water-resisting powder layer without disturbing the water-resisting powder layer, wherein the width of each isolation layer is 50mm smaller than that of the water-resisting powder layer, and the 50mm is the lap joint size when two adjacent isolation layers are laid, so that the water-resisting powder can be completely covered;
s4, laying a protective layer;
after the laying of the isolation layer is completed, the ratio of 3: 2.5, mixing cement mortar to prepare protective mortar, laying the protective mortar on the isolation layer to form a protective layer, wherein the laying thickness of the protective layer is 30-50 mm, and the protective layer is laid by taking 50mm from the edge of the isolation layer to ensure that the isolation layer can be lapped when the isolation layer is laid after powder is laid on adjacent parts in the next step;
s5, coating a water-proof glue layer;
after the protective layer is laid and maintained, water is sprayed on the surface of the protective layer, then the waterproof glue is coated on the protective layer, the thickness is 3mm, after the scraping and the cleaning are completed, the waterproof glue is initially set, then the grid cloth is added, the waterproof glue is coated for 3mm, after the waterproof glue is completely dried, the polyurethane coating is scraped, and after the waterproof glue is solidified, the maintenance is well performed.
2. The building roof waterproof construction method according to claim 1, wherein the thickness control conditions of the middle spreading powder in S2 are as follows: nails at two ends of a one-meter long scraping rule are used as the foundation of the powder laying thickness, and nail tips at two ends of the scraping rule are exposed by 5-10mm according to the flatness of the roof;
if the roof is flat, the nail tips at the two ends of the scraping ruler are exposed by 5mm, and the powder spreading thickness is 5 mm;
if the roof is not flat, the nail tips at the two ends of the scraping ruler are exposed by 10mm, and the powder spreading thickness is 10 mm.
3. The method for waterproof construction of building roof according to claim 1, wherein when the waterproof powder is laid in S2, the root of each node is compacted to ensure the completeness of waterproof powder laying.
4. The method for waterproofing a building roof according to claim 1, wherein the insulating layer in S3 is cut from kraft paper or vinyl cloth.
5. The method for waterproof construction of building roof as claimed in claim 1, wherein said protective layer in S4 can also be c15 or c20 fine stone concrete.
6. The method according to claim 1, wherein if the protective layer in S4 is laid in an excessively large area, the surface of the protective layer is preferably divided into grids, wood lead bars are used for division, the lead bars are taken out after cement is solidified, impurities in gaps of the grids on the surface of the protective layer can be removed after 3-7 days according to air temperature conditions, water-proof powder with the thickness of 10-15mm is sprayed, and the water-proof glue is used for compacting the surface of the protective layer to be higher than the surface of the protective layer.
7. The building roof waterproof construction method according to claim 1, wherein the water-proof powder comprises the following components: latex powder, wood fiber and hydroxypropyl methyl cellulose; and the proportion of each component is as follows: 3: 1: 1, the water-proof powder is a powder formed by stirring and mixing latex powder, wood fiber and hydroxypropyl methyl cellulose according to a proportion.
8. The building roof waterproof construction method according to claim 7, wherein the proportioning method of the water-resisting glue is as follows: mixing the water-insulating powder and cement according to the weight ratio of 2: 1, adding 30% of water, and uniformly stirring by a glue beater without dry powder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210572372.6A CN114876133A (en) | 2022-05-25 | 2022-05-25 | Building roof waterproof construction method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210572372.6A CN114876133A (en) | 2022-05-25 | 2022-05-25 | Building roof waterproof construction method |
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| CN114876133A true CN114876133A (en) | 2022-08-09 |
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| CN202210572372.6A Pending CN114876133A (en) | 2022-05-25 | 2022-05-25 | Building roof waterproof construction method |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1077975A (en) * | 1992-04-22 | 1993-11-03 | 湖州三联拒水粉厂 | Fibrous hydrophobic powder for building |
| CN1133384A (en) * | 1995-04-12 | 1996-10-16 | 张凤杰 | Double-layer safety water-proof construction method |
| CN103058614A (en) * | 2013-01-25 | 2013-04-24 | 山东高阳建材有限公司 | Special thin anti-crack plastering mortar for autoclaved aerated concrete |
| CN103964771A (en) * | 2014-05-07 | 2014-08-06 | 中启胶建集团有限公司 | Waterproof surface mortar for thermal insulation system outside building outer wall and application method thereof |
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2022
- 2022-05-25 CN CN202210572372.6A patent/CN114876133A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1077975A (en) * | 1992-04-22 | 1993-11-03 | 湖州三联拒水粉厂 | Fibrous hydrophobic powder for building |
| CN1133384A (en) * | 1995-04-12 | 1996-10-16 | 张凤杰 | Double-layer safety water-proof construction method |
| CN103058614A (en) * | 2013-01-25 | 2013-04-24 | 山东高阳建材有限公司 | Special thin anti-crack plastering mortar for autoclaved aerated concrete |
| CN103964771A (en) * | 2014-05-07 | 2014-08-06 | 中启胶建集团有限公司 | Waterproof surface mortar for thermal insulation system outside building outer wall and application method thereof |
Non-Patent Citations (1)
| Title |
|---|
| 贾淑明等: "《土木工程材料》", vol. 1, 西安电子科技大学出版社, pages: 250 * |
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Application publication date: 20220809 |