CN110748015A - Novel waterproof structure of toilet and construction process thereof - Google Patents
Novel waterproof structure of toilet and construction process thereof Download PDFInfo
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- CN110748015A CN110748015A CN201910993734.7A CN201910993734A CN110748015A CN 110748015 A CN110748015 A CN 110748015A CN 201910993734 A CN201910993734 A CN 201910993734A CN 110748015 A CN110748015 A CN 110748015A
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- 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
- E04B1/66—Sealings
Abstract
The invention provides a novel waterproof structure of a toilet, which comprises a base layer, a fine stone concrete layer, a waterproof layer, a drainage plate, geotextiles, a ceramsite concrete backfill layer, an extruded sheet, a reflective film, a ground heating pipe, a fine stone concrete backfill layer, a second waterproof layer and a cement mortar protective layer which are sequentially arranged from bottom to top. The construction process of the novel waterproof structure of the toilet is simple and convenient, the operability is strong, and the labor intensity is low; the construction speed is high, the work efficiency is high, and the construction period can be ensured; the construction quality is easy to guarantee, the high waterproof requirement can be met, and the method is particularly suitable for toilets with high waterproof requirements and large-scale construction.
Description
Technical Field
The invention belongs to the technical field of building construction, and particularly relates to a novel waterproof structure of a toilet and a construction process thereof.
Background
The development situation of the room areas is still rapid nowadays, the market of the room areas is active abnormally, but the quality of each building is not satisfactory, and a part of the commodity rooms purchased by common people at a large price have quality problems, wherein the waterproof engineering of the toilet is one of the most easily-appearing problems in house decoration, the waterproof construction of the toilet has the particularity, and the problems of small construction space, more hollow grooves, more and complicated professional systems and more water volume exist, so the existing toilet is difficult in the waterproof boundary and can cause leakage by carelessness. Once a leak occurs, the unforeseen consequences are numerous. Not only has quality problem, but also causes various disputes and brings unnecessary trouble to owners.
The waterproof construction material of the toilet mostly adopts flexible waterproof material and has higher environmental protection requirement. But because the toilet mostly adopts drainage on the same floor, water leakage and water seepage are directly caused to have strong concealment, and hidden dangers are caused because the hidden dangers are not easy to find in the construction acceptance process.
Disclosure of Invention
The invention aims to solve the technical problem of providing a novel waterproof structure of a toilet and a construction process thereof, wherein the construction process is simple and convenient, the operability is strong, and the labor intensity is low; the construction speed is high, the work efficiency is high, and the construction period can be ensured; the construction quality is easy to guarantee, and the high waterproof requirement can be met. Is particularly suitable for toilets with higher waterproof requirements and large-scale construction.
In order to solve the technical problem, an embodiment of the invention provides a novel waterproof structure for a toilet, which comprises a base layer, a fine stone concrete layer, a waterproof layer, a drainage plate, geotextile, a ceramsite concrete backfill layer, an extruded sheet, a reflective film, a ground heating pipe, a fine stone concrete backfill layer, two waterproof layers and a cement mortar protective layer which are sequentially arranged from bottom to top.
The invention also provides a construction process of the novel waterproof structure of the toilet, which comprises the following steps:
(1) cleaning a base layer;
(2) finding a slope by using fine stone concrete;
(3) brushing waterproof paint to form a waterproof layer;
(4) a water-closing test;
(5) laying a drainage plate and geotextile;
(6) backfilling and polishing ceramsite concrete;
(7) laying an extruded sheet and a ground heating pipe;
(8) leveling the fine stone concrete;
(9) brushing waterproof paint for 2 times to form a second waterproof layer;
(10) and pouring a cement mortar protective layer with the thickness of 3 mm.
3. The construction process of the novel waterproof structure of the toilet according to claim 2, wherein the concrete construction method in each step is as follows:
(1) cleaning of substrate
Before construction, carefully checking the condition of a base cement mortar or cast-in-place concrete surface layer, cleaning up impurities and floating slurry on the concrete base layer, soaking the concrete base layer in water for 24 hours, washing the base layer, and airing the concrete base layer for 24 hours to construct;
(2) fine stone concrete slope finding
Determining to make ash cakes around a room according to design requirements and actual on-site elevation, performing slope release according to the slope gradient of 0.5% along the slope release direction of flashing, wherein the thickness of the thinnest part of a fine stone concrete slope finding layer is 30mm, the heights of other parts are determined according to the slope gradient of flashing, brushing cement with the water of 1: 0.4-0.45 of plain cement slurry on the surface of a wetted base layer before pouring a fine stone concrete cushion layer, paving concrete along with brushing, scraping the ash cakes by using an aluminum alloy scraping ruler with the height of more than 2m, maintaining for 24 hours, and performing next procedure construction after the compressive strength reaches 1.2 Mpa;
(3) the waterproof coating forms a waterproof layer
Before a waterproof layer is constructed, impurities on the surface of a fine stone concrete layer are clear and clean, the surface of a base layer of the waterproof layer is coated, a waterproof material is coated in construction, and a waterproof additional layer is firstly made before a floor drain, a pipe root, a water outlet and a yin-yang angle on the ground are coated in a large area; reinforcing treatment is carried out on the pipe root, the pipeline, the internal and external corners and the parts of the construction joint where water leakage easily occurs; chiseling around the pipe root and the pipeline to plug without water leakage, and then brushing the cement-based waterproof coating for one or two times with paint; reinforcing the internal and external corners and the construction joint part by adopting glass fiber mesh cloth, and then coating a cement-based waterproof coating by using a scraper blade, wherein the width of the reinforced mesh cloth is 300 mm;
(4) water shut-off test
After the construction of one waterproof layer is finished, a water closing test of the waterproof engineering is carried out in time, the waterproof depth of the water closing test requires that the water depth at the shallowest position is not less than 20mm, and the water closing time is not less than 24 hours; carefully checking whether the wall surface and the ground have leakage or not after the time is up, or observing whether water seeps from downstairs, if so, marking and plugging in time, and then performing a water closing test until the water seepage phenomenon does not occur;
(5) laying drainage plate and geotextile
Naturally unfolding the drainage plate, loosely laying the drainage plate at a planned position, and laying a layer of geotextile on the laid drainage plate;
(6) backfilling and polishing ceramsite concrete
Before backfilling the light ceramsite, cleaning the geotextile, and fixing the drainage plate and the geotextile; the preferred proportion of the ceramsite and the cement is 5: 1, when backfilling to about 4/5, using cement mortar with the thickness of about 30-60 mm as a secondary waterproof coating base layer;
(7) laying extruded sheet and floor heating pipe
After the ceramsite concrete is backfilled and leveled, cleaning sundries after the ceramsite concrete reaches the strength, and paving an extruded sheet, a reflective film and a ground heating pipe;
(8) fine stone concrete leveling
After the floor heating construction is finished, pouring a fine stone concrete protective layer on the floor heating pipe;
(9) brushing waterproof paint for 2 times to form two waterproof layers
The first coating construction: uniformly coating the single-component polyurethane waterproof coating on the surface of the base layer by using a plastic scraper, wherein the required thickness is consistent, the scraping amount is 0.6-0.8 kg/m, and the coating can be subjected to next coating construction after the coating is completely dried;
and (3) coating construction for the second time: uniformly coating and scraping the single-component polyurethane waterproof coating on the coating after the first-time coating and curing in a direction vertical to the first-time coating, wherein the scraping amount is the same as that of the first-time coating, and the interval between the first-time coating and the second-time coating is not less than 24 hours;
(10) pouring cement mortar protective layer with thickness of 3mm
And (5) after the waterproof layer is dried and solidified, a cement mortar protective layer with the thickness of 3mm is made.
The technical scheme of the invention has the following beneficial effects:
the construction process of the novel waterproof structure of the toilet is simple and convenient, the operability is strong, and the labor intensity is low; the construction speed is high, the work efficiency is high, and the construction period can be ensured; the construction quality is easy to guarantee, the high waterproof requirement can be met, and the method is particularly suitable for toilets with high waterproof requirements and large-scale construction.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Description of reference numerals:
1. a base layer; 2. a fine stone concrete layer; 3. a waterproof layer; 4. a drainage plate and geotextile; 5. a ceramsite concrete backfill layer; 6. extruding a plastic plate; 7. a light-reflecting film; 8. a ground heating pipe; 9. a fine aggregate concrete backfill layer; 10. a second waterproof layer; 11. and (5) a cement mortar protective layer.
Detailed Description
In order to make the technical problems, technical solutions and advantages of the present invention more apparent, the following detailed description is given with reference to the accompanying drawings and specific embodiments.
As shown in figure 1, the invention provides a novel waterproof structure of a toilet, which comprises a base layer 1, a fine stone concrete layer 2, a waterproof layer 3, a drainage plate and geotextile 4, a ceramsite concrete backfill layer 5, an extruded sheet 6, a reflective film 7, a ground heating pipe 8, a fine stone concrete backfill layer 9, a secondary waterproof layer 10 and a cement mortar protective layer 11 which are sequentially arranged from bottom to top.
Besides the traditional process construction, the invention also adds a layer of drainage plate, thereby having good auxiliary effect on leakage and reducing the leakage risk.
The drainage protection plate used by the invention is a plate which is produced by adopting high-density polyethylene (HDPE) to form a high-density polyethylene geomembrane through an extrusion or blow molding method, and then pressing a semi-conical, cylindrical and semi-circular shell with a closed protrusion on the geomembrane through a special process, wherein the formed membrane and shell are continuous, have a three-dimensional space and certain space supporting rigidity, and can flow and drain liquid in the plate. The plate has the characteristics of water resistance, good flexibility in a plane and extremely high space rigidity, can bear the compression load of 250KPa, and is an engineering waterproof protective material with excellent performance. The principle is that water permeating into the drainage plate flows and is drained out rapidly along the drainage slope in the overhead layer formed by the drainage protection plate, and the semi-conical multi-cavity drainage plate and the geotextile also form a drainage system to effectively eliminate the long-term threat of environmental water, so that the ground drainage of the toilet is ensured.
Construction process
The invention also provides a construction process of the novel waterproof structure of the toilet, which comprises the following steps:
(1) cleaning a base layer;
(2) finding a slope by using fine stone concrete;
(3) brushing waterproof paint to form a waterproof layer;
(4) a water-closing test;
(5) laying a drainage plate and geotextile;
(6) backfilling and polishing ceramsite concrete;
(7) laying an extruded sheet and a ground heating pipe;
(8) leveling the fine stone concrete;
(9) brushing waterproof paint for 2 times to form a second waterproof layer;
(10) and pouring a cement mortar protective layer with the thickness of 3 mm.
The concrete construction method of the steps comprises the following steps:
(1) cleaning of substrate
Before construction, the condition of a base cement mortar or cast-in-place concrete surface layer is carefully checked, sundries and laitance on the concrete base layer are cleaned, then the base layer is washed after being soaked in water for 24 hours, and construction can be carried out after the base cement mortar or cast-in-place concrete surface layer is aired for 24 hours. In order to ensure good bonding to the substrate without hollowing, it is necessary to ensure that the substrate is free of contaminants, soil, and floe.
(2) Fine stone concrete slope finding
Determining to make ash cakes around a room according to design requirements and actual elevation on site, carrying out slope releasing according to the slope of 0.5% along the slope releasing direction of flashing, wherein the thickness of the thinnest part of a fine aggregate concrete slope-finding layer is 30mm, the heights of other parts are determined according to the slope of flashing, brushing plain cement slurry of 1: 0.4-0.45 (cement: water) on the surface of a wetted base layer before pouring a fine aggregate concrete cushion layer, and paving concrete along with brushing without overlarge area so as to avoid hollowing caused by air drying of cement mortar for too long time. And (5) leveling the ash cake according to the height of the ash cake by using an aluminum alloy scraper with the height of more than 2 m. And curing for 24 hours, and performing the next working procedure after the compressive strength reaches 1.2 Mpa.
(3) The waterproof coating forms a waterproof layer
Before the construction of a waterproof layer, dust and other impurities on the surface of a base layer are cleaned, the surface of the base layer of the waterproof layer is coated with paint, the defects of unevenness, looseness, hollowing, sanding, cracking and the like are avoided, the protruding part is shoveled, and the recessed part is filled with cement mortar doped with an adhesive and is dense. The coating waterproof material in construction needs accurate proportioning and must be stirred uniformly. The water-proof additional layer is firstly made on the root (edge) of floor drain, pipe root, water outlet, etc. and the external and internal corners, etc. before large-area coating. The water leakage of pipe root, pipe, internal and external corner, construction joint, etc. should be strengthened. Chiseling around the pipe root and the pipeline to seal the pipe root and the pipeline with no leakage of water, and then painting the cement-based waterproof coating once or twice by using a paintbrush; and reinforcing the internal and external corners and the construction joint by adopting glass fiber mesh cloth, and then blade-coating the cement-based waterproof coating once by using a scraper, wherein the width of the reinforced mesh cloth is 300 mm.
(4) Water shut-off test
After one waterproof layer construction is finished (dried), a water closing test of the waterproof engineering is carried out in time, the waterproof depth of the water closing test requires that the water depth at the shallowest position is not less than 20mm, and the water closing time is not less than 24 hours; carefully checking whether the wall surface and the ground have the leakage phenomenon or not after the time is reached, or observing whether water seeps from the downstairs, if so, marking in time, plugging, and then carrying out a water closing test until the water seepage phenomenon does not occur.
(5) Laying drainage plate and geotextile
And naturally unfolding the drainage plate, loosely laying the drainage plate at a planned position, and laying a layer of geotextile on the laid drainage plate.
(6) Backfilling and polishing ceramsite concrete
Before the light ceramsite is backfilled, the geotextile is cleaned, and the drainage plate and the geotextile are fixed so as to avoid the position deviation during the backfilling. The preferred proportion of the ceramsite and the cement is 5: 1, when backfilling to about 4/5, using cement mortar with the thickness of about 30-60 mm as a secondary waterproof coating base layer.
(7) Laying extruded sheet and floor heating pipe
After the ceramsite concrete is backfilled and leveled, cleaning sundries after the ceramsite concrete reaches the strength, and paving the extruded sheet, the reflective film and the ground heating pipe.
(8) Fine stone concrete leveling
And after the floor heating construction is finished, pouring a fine stone concrete protective layer on the floor heating pipe.
(9) Brushing waterproof paint for 2 times to form two waterproof layers
The first coating construction: uniformly coating the single-component polyurethane waterproof coating on the surface of the base layer by using a plastic scraper, wherein the required thickness is consistent, the scraping amount is 0.6-0.8 kg/m, and the coating can be subjected to next coating construction after the coating is completely dried;
and (3) coating construction for the second time: and uniformly coating and scraping the single-component polyurethane waterproof coating on the coating after the first-time coating and curing in a direction vertical to the first-time coating, wherein the scraping amount is the same as that of the first-time coating, and the scraping interval between the first-time coating and the second-time coating is not less than 24 hours.
(10) Pouring cement mortar protective layer with thickness of 3mm
And (5) after the waterproof layer is dried and solidified, a cement mortar protective layer with the thickness of 3mm is made. The protective layer of cement mortar is mainly used for preventing the waterproof layer from being excessively rubbed to generate holes when workers do other processes. The fundamental reason is that the thickness of the waterproof layer is only 1-2 mm, and the waterproof layer does not have the capability of resisting the damage of external force.
Material equipment and labour organization
2.1 Main Material
2.1.1 Cement: ordinary portland cement should be used, and the strength thereof should not be less than 42.5 grade.
2.1.2 Sand: and (5) medium sand is sieved by a sieve with the aperture of 8mm, and the mud content is not more than 3%.
2.1.3 drainage plate: a high-density semi-conical polyethylene (HDPE) drainage plate is adopted.
2.1.4 geotextile: a water permeable geosynthetic material of synthetic fibers formed by needling or weaving.
2.1.5 waterproof coating: jiashi paint 100 mixed polymer waterproof paint.
2.2 Main tool
Scraper and scissors
2.3 labor input
TABLE 2.3-1 field operator
Quality control
3.1 quality Standard
The material, variety and strength of various materials meet the design requirements and construction specifications. The bonding with the base layer must be firm and free from defects such as hollowing, cracks and the like. The base surface is flat, firm and clean, and has no dust, greasiness, wax, holes, apertures and the like. The periphery of the floor drain, the pipe orifice and the periphery of the flue are firstly reinforced by cement mortar.
3.2 toilet Water-proof surface layer tolerance deviation and inspection method
TABLE 3.2-1 toilet Water-proof finish tolerance and test method
| Order of item | Item | Tolerance deviation (mm) | |
| 1 | Surface flatness | 2.0 | Inspection with 2m running rule and feeler gauge |
| 2 | Designed elevation | 3.0 | Inspection with a steel ruler |
3.3 causes of common quality problems and predictive control measures
TABLE 3.3-1 common causes of quality problems and predictive control measures
Fourthly, protection of finished products
4.1 after the waterproof layer construction is finished, a protective layer is prepared in time and backfilled.
4.2 for the construction of the coating waterproof layer in the toilet, the coated coating waterproof layer is required to be adopted, protective measures are required to be taken in time, the coating waterproof layer is not damaged, and an operator cannot wear shoes with nails for operation.
Fifth, safety measure
5.1 general measures
Strictly abiding by a construction safety management system, paying attention to safe production, strengthening organization discipline, and performing safety education and safety intersection on all constructors. When the building enters a construction site, a safety helmet needs to be arranged.
5.2 construction safety measures
5.2.1 in the construction process, the ground is more smooth, and constructors need to be equipped with special anti-skidding rubber shoes, obey the unified command and arrangement of engineering.
And 5.2.2, the plane planning and arrangement of the construction site are reasonably carried out.
Sixth, benefit analysis
6.1 it is both waterproof and protective. On the one hand, the HDPE drainage protection plate is formed by pressing an HDPE film and is a waterproof material.
6.2 enhancing the heat preservation function. The overhead layer formed by the HDPE drainage protective plate and the low heat conduction of the HDPE film are very good heat insulation layers.
6.3 accumulated water on the top plate can be dredged and drained. Effectively eliminating the long-term threat of environmental water, and because the structural system has no accumulated water, the waterproof effect and the heat preservation effect are permanently ensured.
And the ratio of comprehensive benefit to cost is maximum in the 6.4 life period. HDPE is a non-degradable material, so that the service life of the building is long, the effective service life of the HDPE drainage protection plate is long, and the HDPE drainage protection plate is beneficial for the whole life after one-time investment.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (3)
1. The utility model provides a novel waterproof construction of bathroom which characterized in that includes from down up basic unit, fine stone concrete layer, a waterproof layer, drain bar and geotechnological cloth, haydite concrete backfill layer, extruded sheet, reflective membrane, ground heating coil, fine stone concrete backfill layer, two waterproof layers and cement mortar protective layer that set gradually.
2. The construction process of the novel waterproof structure of the toilet is characterized by comprising the following steps of:
(1) cleaning a base layer;
(2) finding a slope by using fine stone concrete;
(3) brushing waterproof paint to form a waterproof layer;
(4) a water-closing test;
(5) laying a drainage plate and geotextile;
(6) backfilling and polishing ceramsite concrete;
(7) laying an extruded sheet and a ground heating pipe;
(8) leveling the fine stone concrete;
(9) brushing waterproof paint for 2 times to form a second waterproof layer;
(10) and pouring a cement mortar protective layer with the thickness of 3 mm.
3. The construction process of the novel waterproof structure of the toilet according to claim 2, wherein the concrete construction method in each step is as follows:
(1) cleaning of substrate
Before construction, carefully checking the condition of a base cement mortar or cast-in-place concrete surface layer, cleaning up impurities and floating slurry on the concrete base layer, soaking the concrete base layer in water for 24 hours, washing the base layer, and airing the concrete base layer for 24 hours to construct;
(2) fine stone concrete slope finding
Determining to make ash cakes around a room according to design requirements and actual on-site elevation, performing slope release according to the slope gradient of 0.5% along the slope release direction of flashing, wherein the thickness of the thinnest part of a fine stone concrete slope finding layer is 30mm, the heights of other parts are determined according to the slope gradient of flashing, brushing cement with the water of 1: 0.4-0.45 of plain cement slurry on the surface of a wetted base layer before pouring a fine stone concrete cushion layer, paving concrete along with brushing, scraping the ash cakes by using an aluminum alloy scraping ruler with the height of more than 2m, maintaining for 24 hours, and performing next procedure construction after the compressive strength reaches 1.2 Mpa;
(3) the waterproof coating forms a waterproof layer
Before a waterproof layer is constructed, impurities on the surface of a fine stone concrete layer are clear and clean, the surface of a base layer of the waterproof layer is coated, a waterproof material is coated in construction, and a waterproof additional layer is firstly made before a floor drain, a pipe root, a water outlet and a yin-yang angle on the ground are coated in a large area; reinforcing treatment is carried out on the pipe root, the pipeline, the internal and external corners and the parts of the construction joint where water leakage easily occurs; chiseling around the pipe root and the pipeline to plug without water leakage, and then brushing the cement-based waterproof coating for one or two times with paint; reinforcing the internal and external corners and the construction joint part by adopting glass fiber mesh cloth, and then coating a cement-based waterproof coating by using a scraper blade, wherein the width of the reinforced mesh cloth is 300 mm;
(4) water shut-off test
After the construction of one waterproof layer is finished, a water closing test of the waterproof engineering is carried out in time, the waterproof depth of the water closing test requires that the water depth at the shallowest position is not less than 20mm, and the water closing time is not less than 24 hours; carefully checking whether the wall surface and the ground have leakage or not after the time is up, or observing whether water seeps from downstairs, if so, marking and plugging in time, and then performing a water closing test until the water seepage phenomenon does not occur;
(5) laying drainage plate and geotextile
Naturally unfolding the drainage plate, loosely laying the drainage plate at a planned position, and laying a layer of geotextile on the laid drainage plate;
(6) backfilling and polishing ceramsite concrete
Before backfilling the light ceramsite, cleaning the geotextile, and fixing the drainage plate and the geotextile; the preferred proportion of the ceramsite and the cement is 5: 1, when backfilling to about 4/5, using cement mortar with the thickness of about 30-60 mm as a secondary waterproof coating base layer;
(7) laying extruded sheet and floor heating pipe
After the ceramsite concrete is backfilled and leveled, cleaning sundries after the ceramsite concrete reaches the strength, and paving an extruded sheet, a reflective film and a ground heating pipe;
(8) fine stone concrete leveling
After the floor heating construction is finished, pouring a fine stone concrete protective layer on the floor heating pipe;
(9) brushing waterproof paint for 2 times to form two waterproof layers
The first coating construction: uniformly coating the single-component polyurethane waterproof coating on the surface of the base layer by using a plastic scraper, wherein the required thickness is consistent, the scraping amount is 0.6-0.8 kg/m, and the coating can be subjected to next coating construction after the coating is completely dried;
and (3) coating construction for the second time: uniformly coating and scraping the single-component polyurethane waterproof coating on the coating after the first-time coating and curing in a direction vertical to the first-time coating, wherein the scraping amount is the same as that of the first-time coating, and the interval between the first-time coating and the second-time coating is not less than 24 hours;
(10) pouring cement mortar protective layer with thickness of 3mm
And (5) after the waterproof layer is dried and solidified, a cement mortar protective layer with the thickness of 3mm is made.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112392157A (en) * | 2020-12-07 | 2021-02-23 | 南通华荣建设集团有限公司 | Toilet waterproof structure, construction process and protection process thereof |
| CN113047576A (en) * | 2021-03-31 | 2021-06-29 | 牧原食品股份有限公司 | Waterproof construction process and waterproof layer |
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| CN101832011A (en) * | 2009-12-22 | 2010-09-15 | 中冶京唐建设有限公司 | Waterproof construction method of water-stopping doorsill of heating washroom with low-temperature radiation floor |
| CN102561686A (en) * | 2010-12-17 | 2012-07-11 | 中国建筑第七工程局有限公司 | Construction method of polyurethane waterproof coating film under low-temperature and wet environment |
| CN109811870A (en) * | 2019-03-21 | 2019-05-28 | 四川奥翔圣铭建设工程有限公司 | A kind of segmented combined floor drain double-layer drainage moisture discharge device and construction method |
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101832011A (en) * | 2009-12-22 | 2010-09-15 | 中冶京唐建设有限公司 | Waterproof construction method of water-stopping doorsill of heating washroom with low-temperature radiation floor |
| CN102561686A (en) * | 2010-12-17 | 2012-07-11 | 中国建筑第七工程局有限公司 | Construction method of polyurethane waterproof coating film under low-temperature and wet environment |
| CN109811870A (en) * | 2019-03-21 | 2019-05-28 | 四川奥翔圣铭建设工程有限公司 | A kind of segmented combined floor drain double-layer drainage moisture discharge device and construction method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112392157A (en) * | 2020-12-07 | 2021-02-23 | 南通华荣建设集团有限公司 | Toilet waterproof structure, construction process and protection process thereof |
| CN113047576A (en) * | 2021-03-31 | 2021-06-29 | 牧原食品股份有限公司 | Waterproof construction process and waterproof layer |
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Application publication date: 20200204 |