CN104947809A - Full-seal waterproof system of concrete construction project - Google Patents
Full-seal waterproof system of concrete construction project Download PDFInfo
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- CN104947809A CN104947809A CN201510379739.2A CN201510379739A CN104947809A CN 104947809 A CN104947809 A CN 104947809A CN 201510379739 A CN201510379739 A CN 201510379739A CN 104947809 A CN104947809 A CN 104947809A
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Abstract
The invention discloses a full-seal waterproof system of a concrete construction project, and belongs to the field of building waterproofing. The full-seal waterproof system comprises a fundamental face and a waterproof roll layer laid and pasted to the fundamental face in a sealed mode. Abnormal-shaped portions are arranged on the fundamental face. The connecting transition portions between the abnormal-shaped portions and the fundamental face are coated with sealing paste waterproof layers, and the sealing paste waterproof layers are in lap joint with the waterproof roll layer in a sealed and bonded mode. The chemical bonding reaction and the physical crosslinking effect can be carried out on the waterproof roll layer and cast-in-place concrete. Waterproof rolls are formed by combining multiple material layers, including a reaction pasting sealant layer, a macromoleculer isolating membrane layer and a fiber structure basic layer, with reactivity. The full-seal waterproof system pays attention to the large-area waterproof effect, and effective measures are taken for each weak waterproof joint for leaking stoppage; in addition, the raw materials of the waterproof rolls and the raw materials of sealing paste are compatible and coincident in property, the nature of the waterproof rolls and the nature of the sealing paste are close, seamless combining of the waterproof rolls and the sealing paste can be guaranteed, and the full-seal and all-dimensional waterproof effect and the waterproof effect of completely avoiding leaking can be achieved.
Description
Technical field
The present invention relates to buildings waterproof field, especially relate to a kind of hermetically sealed waterproofing system.
Background technology
Although waterproofing budget only accounts for a little part for construction budget, its effect is but extremely huge.If do not carry out building waterproof process, basement meeting seepage, roofing, washroom can leak, and that causes space cannot use or occur that calamity is caved in, and as subway, culvert, civil air defense constructions and installations etc. cannot use, thus brings massive losses.
At present; the appearance of the new type waterproof coiled material such as modified asphalt waterproof coiled material and synthetic polymeric waterproofing material compensate for the deficiency such as traditional material insufficient strength, permeability resistance difference; construction process can be simplified; but still there is complex structure, waterproofing course protection intensity difference in existing buildings waterproof system; only focus on large area waterproof and despise the problems such as the leak stopping of position of joints, being difficult to the integral waterproofing level improving building.Analyze according to statistics, the leakage problems of waterproofing 90% occurs to be all occur in the position such as slight position of joints, coiled material lapping place.Once coiled material lapping place overlaps unsuccessfully, position of joints generation breakthrough, whole waterproofing system will be affected, cause waterproof failure.
Summary of the invention
Goal of the invention of the present invention is: for above-mentioned Problems existing, provides a kind of hermetically sealed waterproofing system, and the structure of this waterproofing system can realize the hermetically sealed waterproof of large area and position of joints, stop the waterproof effect of seepage.
To achieve these goals, the technical solution used in the present invention is as follows:
A kind of hermetically sealed waterproofing system of concrete construction engineering, described waterproofing system comprises basal plane and the waterproof roll layer of sealing paving on basal plane, basal plane is provided with special-shaped part, be coated with at the connection transition position of described special-shaped part and basal plane and be brushed with sealing compound waterproofing course, and sealing compound waterproofing course and the mutual seal bond of waterproof roll layer overlap;
Described waterproof roll layer can with cast-in-situ concrete generation chemical crosslink reaction and the effect of physics mortise and tenon, this waterproof roll be adopt the reaction with reactivity to glue sealant layer, the multilayer material of macromolecule separating film layer and fibre structure basic unit is composited.
Further, the interlayer structure of waterproof roll layer of the present invention is: surface course is macromolecule separating film layer, second and the 4th layer be the sticky sealant layer of reaction, third layer is fibre structure basic unit, bottom is macromolecule separating film layer, and five synusia materials are integrated by the hot melting cohesion in manufacturing process.
Above-mentioned reaction bonded sealant layer is modified asphalt layer, and the modified bitumen that the preferred version of modified asphalt layer uses is one or several blend in SBS modified bitumen, APP modified bitumen, SBR modified bitumen.Or the applicant can be used to apply for and the Chinese patent of having obtained the authorization on October 9th, 2009, title: carry out the waterproof roll that bonding worked in coordination with by chemical crosslinking and physics mortise and tenon with concrete, modified bitumen compound in number of patent application 200910114456.X, the composition namely adopting pitch to mix with functional aid, filler, thickener and water is made.
Special-shaped part described in the present invention refers at basal plane projection or recessed position, comprises drain gully, floor drain, Guan Gen or pile crown etc.
Further, described basal plane is also provided with negative and positive angle or gap category node, described negative and positive angle or gap category node cover and is pasted with waterproof roll enhancement Layer, described waterproof roll enhancement Layer is between waterproof roll layer and basal plane.The width of described waterproof roll enhancement Layer is 100-800mm.Waterproof roll enhancement Layer can increase the waterproof effect of Nodes.
Further, described waterproof roll layer is also provided with cement mortar protective course.Further, described cement mortar protective course adopts volume ratio to be that the cement mortar of 1:1 or 1:3 is made, and its thickness is 3-12mm.For the waterproof of side wall; the thickness of cement mortar protective course is preferably according to following requirement construction: the thickness of height of side wall 50cm-100cm place cement mortar protective course from base plate is 10mm, and the thickness of height of side wall 50cm-more than 100cm cement mortar protective course from base plate is 3mm-5mm.The industry standard way of current side wall watertight interface topping does 50 thick extruded polystyrene boards or builds wall brick by laying bricks or stones.Making cement screed of the present invention only needs 3-12mm.
The industry standard way of waterproof slab interface topping does the thick pea gravel concreten layer of 50mm to do topping, and making cement mortar cover of the present invention only needs 3-6mm.
Further, described sealing compound can carry out with cement or concrete the waterproof sealing cream that bonding worked in coordination with by chemical crosslinking and physics mortise and tenon.The Chinese patent application that the applicant submits on November 10th, 2012 can be used, title: modified emulsifying asphalt waterproof sealing cream and preparation method thereof, application number: the sealing compound in CN201210446557.9, the composition namely adopting rubber latex to mix with functional aid, filler, thickener and water is made.
Further, the thickness of described sealing compound waterproofing course is 1-3mm, and sealing compound waterproofing course is 10-100mm around special-shaped part to the radius of extension, and it is highly 1-50mm that facade turns over.
Further preferably, in order to reach better node sealing effectiveness, before and after large area paving waterproof roll, all at the root place brush seals cream of drain gully, floor drain, Guan Gen or pile crown, make node pretreatment layer and joint strengthening layer, during brush seals cream waterproofing course, be 10-100mm around special-shaped part root to the radius of extension, it is highly 1-50mm that facade turns over.Therefore, the concrete mode that described sealing compound waterproofing course and described waterproof roll layer overlap mutually can be: the connection transition position being close to described special-shaped part and basal plane is brushed with one deck sealing compound waterproofing course, described sealing compound waterproofing course is 10-100mm around wearing special-shaped part to the radius of extension, and it is highly 1-50mm that facade turns over; The paving of described waterproof roll layer, to special-shaped part root edges, is also coated with around special-shaped part root place and on waterproof roll layer and is brushed with other one deck sealing compound waterproofing course.
In the present invention, described basal plane comprises the combining structure of the base plate basal plane of building structure, side wall basal plane or top board basal plane or wherein both or three.The present invention is applicable to the various building needing waterproof, as basement, culvert, tunnel, roofing, pond, washroom etc.
Further, between described waterproof roll and basal plane, cement mortar screeding layer is also had.
The present invention can realize the seamless combination between waterproofing materials and basal plane to be onstructed, between node sealing compound and position of joints, between waterproofing materials, between waterproofing materials and node encapsulant, realize hermetically sealed waterproof, stop the waterproof effect of seepage, its reason is:
Strong bond can be realized: if add special modifier in waterproof roll (see the authorized Chinese patent of the applicant between waterproof roll and basal plane to be onstructed, application 200910114456.X), CPS is called for short by the synergy (Chemical Bonding and Physical CrosslinkingSynergism) of chemical crosslinking and physics mortise and tenon, coiled material just can be made at cement, wriggle in the basal plane process of setting such as concrete and penetrate into cement gel and concrete pore, form netted mortise and tenon, and with cement related compounds generation chemical reaction, form chemical crosslinking effect, play CPS effect, waterproof roll and concrete is made to reach the adhesive effect that as closely linked as flesh and blood.It is with the process of concrete binding, not only there is the creep crack resistance of self-adhesive coiled material, self-healing, wet bonding, the performance of anti-channeling water-based, more highlight its unique advantage in concrete interface bonding, it forms " IPN grid type " interfacial structure between waterproof roll and concrete, thus reach combination closely, firmly, irreversible as closely linked as flesh and blood bond effect, thoroughly solve modified bituminous pitch coiled material and basal plane adhesion stress is large not, adhesion stress is not lasting, problem easily affected by environment, achieve coiled material and basal plane formed bond irreversible, the Waterproof structural course of not impaired integral type, " skin-type " waterproof idea is made to obtain perfect realization.
Strong bond can be realized: because node encapsulant sealing compound is for raw material with synthetic rubber latex and modified rubber mulseal between node encapsulant and position of joints, add functional aid, by the coupled action of functional aid, synthetic rubber molecule and asphaltene molecule coupling is made to become to have the large molecule of reactivity, when this large molecule contacts with cement or concrete surface, rubber molecule and asphaltene molecule section and basal plane form physical absorption, and there is large molecule and the suction-operated of basal plane generation chemical bonding of reactivity, produce very strong chemical interactions, therefore the adhesion stress of waterproof sealing cream and basal plane is very strong, be not easy the impact being subject to extraneous factor, they can also with a variety of material as plastics, metal carries out effectively bonding, in addition, waterproof sealing cream is water-based, therefore can construct at the basal plane of humidity.The present invention has pretreated sealing compound waterproofing course at Nodes and strengthens the sealing compound waterproofing course of process, guarantees the water-tight of node.
Seam crossing between waterproof roll can realize strong bond: the seam crossing between waterproofing materials is one of weak link of waterproof, easily produce at seam crossing with traditional waterproof roll and come off, and adopt the waterproof roll that can play a common chemical crosslink reaction and the synergistic reaction bonded sealant layer of physics mortise and tenon with concrete or cement gel, at cement, wriggle in concrete setting process and penetrate into cement gel and concrete pore, reach and combine closely, firmly, irreversible as closely linked as flesh and blood bond effect, its bonding force is large, not only there are physical absorption and mortise and tenon effect, and produce chemical bonding effect at the mortise and tenon position of going down to the grass-roots units, two kinds of effects of mortise and tenon and chemical crosslinking are worked in coordination with carry out, make bonding more firm.Even if coiled material top layer is destroyed, the interface of bonding basal plane also can not be impaired and produce channeling water drainage.Can reach that waterproofing course is combined closely with concrete, firmly effect.
Can strong bond be realized between waterproof roll and node encapsulant: the raw material that large area waterproof roll and node encapsulant sealing compound adopt are same materials, possess good compatibility, therefore can ensure that both secure seal merge.
In sum, owing to have employed technique scheme, the invention has the beneficial effects as follows:
What 1, the present invention adopted the applicant to study can play chemical crosslink reaction and the synergistic waterproofing materials of physics mortise and tenon and node encapsulant jointly with cement, concrete, can produce in conjunction with tight, firm, the irreversible bond effect that as closely linked as flesh and blood with basal plane, position of joints, therefore there is compared to common the waterproof roll of physisorption, its bonding is more tight, firmly, waterproof effect is better.The present invention not only focuses on the effect of large area waterproof, and effective measures leak stopping is adopted for the node of each waterproof weakness, and waterproof roll and the raw material of sealing compound be compatible, wood property is consistent, both character is comparatively close, both seamless combination can be ensured, hermetically sealed, omnibearing waterproof can be realized, stop the waterproof effect of seepage completely.
2, fish tail and waterproof layer of the present invention only needs on waterproof roll layer, to do a layer thickness by the cement mortar that volume ratio is 1:1 or 1:3 to be that namely the cement mortar protective course of 3-12mm can reach intensity high, the fish tail and waterproof layer that protected effect is desirable.Compared to paving polyphenyl plate, easy construction of the present invention, intensity is high, and protected effect is good; Compared to complicated, that cost is higher wall protection of laying bricks of constructing, easy construction of the present invention, cost are low, protected effect meets construction needs.
When 3, common SBS (APP) modified asphalt waterproof coiled material and self-adhering polymer waterproof coiled material construction, require as clean, dry, smooth to basal plane, and actual field construction environment is moist moisture, out-of-flatness, unclean.Want to reach qualified waterproof effect, just face the pressure of duration cost.And adopt the way of structure of the present invention, used can play chemical crosslink reaction and the synergistic waterproof roll of physics mortise and tenon jointly with cast-in-situ concrete or cement gel, low to the requirement of working face, moist moisture, out-of-flatness, clean in the same old way can normal construction, can the reduction of erection time about 1/3, substantially reduce duration cost.
Accompanying drawing explanation
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein:
Fig. 1 is the structural representation of waterproof roll in the present invention;
Wherein, 21-fibre structure basic unit, the sticky sealant layer of 22-reaction, 23-macromolecule separating film layer;
Fig. 2 is the functional schematic of the hermetically sealed waterproof in embodiment 1;
Wherein, 1-basal plane, 2-waterproof roll layer, 3-cement mortar protective course, 4-special-shaped part, 5-sealing compound waterproofing course;
Fig. 3 is the functional schematic of the hermetically sealed waterproof in embodiment 2;
Wherein, 1-basal plane, 2-waterproof roll layer, 3-cement mortar protective course, 4-special-shaped part, 5-sealing compound waterproofing course, 6-gap, 7-waterproof roll enhancement Layer;
Fig. 4 is the functional schematic of the hermetically sealed waterproof in embodiment 3;
Wherein, 1-basal plane, 2-waterproof roll layer, 3-cement mortar protective course, 41-water inlet pipe, 42-outlet pipe, 5-sealing compound waterproofing course, 7-waterproof roll enhancement Layer.
Detailed description of the invention
The structure of a kind of hermetically sealed waterproof that what the present invention will protect is, the structure of this waterproofing system can realize the hermetically sealed waterproof of large area and position of joints, stop the waterproof effect of seepage.Below by way of specific embodiment, the invention will be further described.
In the following stated embodiment, described waterproof roll layer 2 can with cast-in-situ concrete generation chemical crosslink reaction and the effect of physics mortise and tenon, this waterproof roll layer 2 be adopt the reaction with reactivity to glue sealant layer 22, the multilayer material of macromolecule separating film layer 23 and fibre structure basic unit 21 is composited.As shown in Figure 1, its interlayer structure is: surface course is macromolecule separating film layer 23, the second and the four layers is the sticky sealant layer 22 of reaction, and third layer is fibre structure basic unit 21, bottom is that macromolecule separating film layer 23, five synusia material is integrated by the hot melting cohesion in manufacturing process.
In following examples, described reaction bonded sealant layer is modified asphalt layer, modified asphalt layer uses the applicant to apply on October 9th, 2009 and modified bitumen compound in the Chinese patent of having obtained the authorization (application number 200910114456.X), and the composition namely adopting pitch to mix with functional aid, filler, thickener and water is made.
In the present invention, sealing compound in the Chinese patent application (application number: CN201210446557.9) that described sealing compound uses the applicant to submit on November 10th, 2012, the composition namely adopting rubber latex to mix with functional aid, filler, thickener and water is made.
Embodiment 1
As shown in Figure 2, be the base plate of basement, there is concrete floor basal plane 1, base plate has special-shaped part 4, be specially floor drain and water pipe.Hermetically sealed waterproof construction is formed after constructing; be coated with at the root place of described floor drain, pipe root and be brushed with sealing compound waterproofing course 5; concrete surface 1 is provided with waterproof roll layer 2, cement mortar protective course 3 successively, and sealing compound waterproofing course 4 and waterproof roll layer 2 overlap mutually.The concrete mode of overlap joint is: be close to the described root of special-shaped part 4 (floor drain, water pipe) and the connection transition position of basal plane is brushed with one deck sealing compound waterproofing course 5, described sealing compound waterproofing course 5 is 10-50mm around special-shaped part 4 root to the radius of extension, and it is highly 1-20mm that facade turns over; The paving of described waterproof roll layer 2 to special-shaped part root edges, around floor drain, water pipe root place and on waterproof roll layer 2 be also coated be brushed with another layer of sealing compound waterproofing course 4.
Wherein, above-mentioned cement mortar protective course 3 adopts volume ratio to be that the cement mortar of 1:3 is made, and its thickness is 3-6mm.
Wherein, the above-mentioned thickness stating sealing compound waterproofing course 5 is 1-3mm, and sealing compound waterproofing course 5 is 10-50mm around special-shaped part 4 to the radius of extension, and it is highly 1-20mm that facade turns over.
This project waterproof construction is so far complete, and through the test of 1 year, does not find that there is seepage and seminess.
Embodiment 2
As shown in Figure 3; for the side wall of basement; there is concrete side wall basal plane 1; side wall has special-shaped part 4, gap 6; hermetically sealed waterproof construction is formed after it is constructed; be coated with at the root place of described special-shaped part 4 and be brushed with sealing compound waterproofing course 5, concrete surface 1 is provided with waterproof roll layer 2, cement mortar protective course 3 successively, and sealing compound waterproofing course 5 and waterproof roll layer 2 overlap mutually.The concrete mode of overlap joint is: be brushed with one deck sealing compound waterproofing course 5 at described special-shaped part 4 everywhere with the connection transition of basal plane 1, described sealing compound waterproofing course 5 is 50-100mm around node root to the radius of extension, and it is highly 20-50mm that facade turns over; The paving of described waterproof roll layer 2, to special-shaped part root edges, is also coated with around special-shaped part root and on waterproof roll layer 2 and is brushed with one deck sealing compound waterproofing course 5.Described constuction joint covers and is pasted with waterproof roll enhancement Layer 7, described waterproof roll enhancement Layer 7 is between waterproof roll layer 2 and basal plane 1.The width of this waterproof roll enhancement Layer is 300-600mm.
Wherein, above-mentioned cement mortar protective course 3 adopts volume ratio to be that the cement mortar of 1:1 is made, and its thickness is 3-12mm.Wherein, the thickness of height of side wall 50cm-100cm place cement mortar protective course 3 from base plate is 10-12mm, and the thickness of height of side wall 50cm-more than 100cm cement mortar protective course 3 from base plate is 3mm-5mm.
Wherein, the above-mentioned thickness stating sealing compound waterproofing course 5 is 1-3mm, and sealing compound waterproofing course 5 is 50-100mm around special-shaped part to the radius of extension, and it is highly 20-50mm that facade turns over.
This project waterproof construction is so far complete, and through the test of more than 1 year, does not find that there is seepage and seminess.
Embodiment 3
As shown in Figure 4, for the waterproof construction of certain club's swimming pool, build the concrete self-waterproof layer basal plane 1 that structure is closely knit, swimming pool side wall is provided with water inlet pipe mouth 41 through walls, base plate is provided with effluent pipe mouth 42 through walls, form negative and positive angle, many places between sidewall and base plate, after waterproof construction is carried out to it, form hermetically sealed waterproof construction:
Concrete surface 1 is provided with waterproof roll layer 2, cement mortar protective course 3 successively, and arrange at each negative and positive angle place of swimming pool and be pasted with waterproof roll enhancement Layer 7, described waterproof roll enhancement Layer 7 is between waterproof roll layer 2 and concrete surface 1; The width of this waterproof roll enhancement Layer is 500-800mm.
Be coated with at the connection transition position of described water inlet pipe 41, outlet pipe 42 and basal plane 1 and be brushed with sealing compound waterproofing course 5, and sealing compound waterproofing course 5 and waterproof roll layer 2 overlap mutually.The concrete mode of overlap joint is: be brushed with one deck sealing compound waterproofing course 5 at the root of described water inlet pipe 41, outlet pipe 42 and the connection transition position of basal plane 1, described sealing compound waterproofing course 5 is 60-100mm around water inlet pipe 41, outlet pipe 42 root to the radius of extension, and it is highly 1-30mm that facade turns over; The paving of described waterproof roll layer 2 to special-shaped part root edges, around water inlet pipe 41, outlet pipe 42 root and on waterproof roll layer 2 be also coated be brushed with one deck sealing compound waterproofing course 5.
Wherein, the cement mortar protective course 3 on above-mentioned side wall adopts volume ratio to be that the cement mortar of 1:1 is made, and its thickness is 3-5mm.Cement mortar protective course on above-mentioned base plate adopts volume ratio to be that the cement mortar of 1:1 is made, and its thickness is 3-5mm.
Wherein, the above-mentioned thickness stating sealing compound waterproofing course 5 is 1-3mm, and sealing compound waterproofing course 5 is 60-100mm around special-shaped part to the radius of extension, and it is highly 30-50mm that facade turns over.
This project waterproof construction is so far complete, and through the test more than 1 year, does not find that there is seepage and seminess.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. the hermetically sealed waterproofing system of a concrete construction engineering, it is characterized in that: described waterproofing system comprises basal plane (1) and the waterproof roll layer (2) of sealing paving on basal plane (1), basal plane (1) is provided with special-shaped part (4), is coated with at the connection transition position of described special-shaped part (4) and basal plane (1) and is brushed with sealing compound waterproofing course (5), and sealing compound waterproofing course (5) overlaps with the mutual seal bond of waterproof roll layer (2);
Described waterproof roll layer (2) can with cast-in-situ concrete generation chemical crosslink reaction and the effect of physics mortise and tenon, this waterproof roll be adopt the reaction with reactivity to glue sealant layer (22), the multilayer material of macromolecule separating film layer (23) and fibre structure basic unit (21) is composited.
2. the hermetically sealed waterproofing system of a kind of concrete construction engineering according to claim 1, is characterized in that: described sealing compound can carry out with cement or concrete the waterproof sealing cream that bonding worked in coordination with by chemical crosslinking and physics mortise and tenon.
3. the hermetically sealed waterproofing system of a kind of concrete construction engineering according to claim 2, it is characterized in that: described basal plane (1) is also provided with negative and positive angle or gap category node (6), be pasted with waterproof roll enhancement Layer (7) at described negative and positive angle or the upper covering of gap category node (6), described waterproof roll enhancement Layer (7) is positioned between waterproof roll layer (2) and basal plane (1).
4. the hermetically sealed waterproofing system of a kind of concrete construction engineering according to claim 3, is characterized in that: described waterproof roll layer is also provided with cement mortar protective course.
5. the hermetically sealed waterproofing system of a kind of concrete construction engineering according to claim 4, it is characterized in that: the interlayer structure of described waterproof roll layer (2) is: surface course is macromolecule separating film layer (23), second and the 4th layer be the sticky sealant layer (22) of reaction, third layer is fibre structure basic unit (21), bottom is macromolecule separating film layer (23), and five synusia materials are integrated by the hot melting cohesion in manufacturing process.
6. the hermetically sealed waterproofing system of a kind of concrete construction engineering according to claim 4, is characterized in that: described cement mortar protective course (3) adopts volume ratio to be that the cement mortar of 1:1 or 1:3 is made, and its thickness is 3-12mm.
7. the hermetically sealed waterproofing system of a kind of concrete construction engineering according to any one of claim 1-4, it is characterized in that: the thickness of described sealing compound waterproofing course (5) is 1-3mm, sealing compound waterproofing course (5) is 10-100mm around special-shaped part (4) to the radius of extension, and it is highly 1-50mm that facade turns over.
8. the hermetically sealed waterproofing system of a kind of concrete construction engineering according to claim 3, is characterized in that: the width of described waterproof roll enhancement Layer (7) is 100-800mm.
9. the hermetically sealed waterproofing system of a kind of concrete construction engineering according to claim 7, it is characterized in that: described sealing compound waterproofing course (5) and described waterproof roll layer (2) the concrete mode that seal bond overlaps mutually is: be close to described special-shaped part (4) and be brushed with one deck sealing compound waterproofing course (5) with the connection transition position of basal plane, described sealing compound waterproofing course (5) is 10-100mm around wearing special-shaped part (4) to the radius of extension, and it is highly 1-50mm that facade turns over; The paving of described waterproof roll layer (2), to special-shaped part (4) root edges, is also coated with around special-shaped part (4) root place and on waterproof roll layer (2) and is brushed with other one deck sealing compound waterproofing course (5).
10. the hermetically sealed waterproofing system of a kind of concrete construction engineering according to claim 9, is characterized in that: described basal plane (1) comprises the combining structure of the base plate basal plane of building structure, side wall basal plane or top board basal plane or wherein both or three.
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| CN107063965A (en) * | 2017-03-23 | 2017-08-18 | 上海市建筑科学研究院(集团)有限公司 | A kind of wide span house cap flexible waterproof layer construction and impervious experimental provision |
| CN109487756A (en) * | 2018-01-20 | 2019-03-19 | 深圳市深水水务咨询有限公司 | The repairing structure and its construction method at the expansion joint of pressurized water transmission box culvert |
| CN111997207A (en) * | 2020-08-10 | 2020-11-27 | 安徽金寨抽水蓄能有限公司 | Waterproof process for 500KV switch station |
| CN111997207B (en) * | 2020-08-10 | 2022-03-15 | 安徽金寨抽水蓄能有限公司 | Waterproof process for 500KV switch station |
| CN113582595A (en) * | 2021-08-12 | 2021-11-02 | 合肥工业大学 | Functionally graded concrete composite garbage pool and manufacturing method thereof |
| CN114703895A (en) * | 2022-03-04 | 2022-07-05 | 中铁第五勘察设计院集团有限公司 | Reinforced structure and construction method for small-included-angle downward-penetrating construction of open-cut tunnel |
| CN114703895B (en) * | 2022-03-04 | 2023-11-17 | 中铁第五勘察设计院集团有限公司 | Reinforcing structure for downward penetrating construction of open cut tunnel with small included angle and construction method |
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Application publication date: 20150930 |