CN112144581B - Large integral underground space waterproof construction structure and construction method thereof - Google Patents
Large integral underground space waterproof construction structure and construction method thereof Download PDFInfo
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- CN112144581B CN112144581B CN202011069433.4A CN202011069433A CN112144581B CN 112144581 B CN112144581 B CN 112144581B CN 202011069433 A CN202011069433 A CN 202011069433A CN 112144581 B CN112144581 B CN 112144581B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D31/00—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution
- E02D31/02—Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/16—Arrangement or construction of joints in foundation structures
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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
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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
- E04B1/68—Sealings of joints, e.g. expansion joints
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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
- E04B1/68—Sealings of joints, e.g. expansion joints
- E04B1/6806—Waterstops
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Abstract
The invention discloses a large integral underground space waterproof construction structure and a construction method thereof, and the technical scheme is as follows: the underground space comprises a base, a first wall body is poured on the top of the base, a second wall body is poured on the top of the first wall body, a construction joint is arranged at the joint of the first wall body and the second wall body, a first bundle rib is fixedly arranged on the inner wall of the first wall body and the inner wall of the second wall body, a wall body waterproof component is arranged on the inner wall of the construction joint, and a post-pouring belt is arranged at the joint of the base and the inner wall of the first wall body, so that the underground space has the beneficial effects that: install the stagnant water steel sheet at the construction joint, with bundle a muscle welding, peg graft at stagnant water steel sheet top with spacing post, the clamp plate is fixed at a wall body top, limiting plate one is fixed at two inner walls of recess and clamp plate top respectively with the limiting plate two, the ten shape stagnant water steel sheet of stagnant water steel sheet top installation again after accomplishing, ten shape stagnant water steel sheet and bundle a muscle welding have the waterproof effect of improvement wall body.
Description
Technical Field
The invention relates to the technical field of underground space waterproofing, in particular to a large integral underground space waterproofing construction structure and a construction method thereof.
Background
The productivity in the world is rapidly developed at present, the development of science and technology is changed day by day, the construction industry is regarded as an economic pillar in many countries in the world, the construction industry in China is in a rapid development stage, the construction technology is rapidly developed and continuously innovated to promote the continuous growth of the construction industry, at the present stage, along with the rapid development of the construction industry in China, the scale of building projects is larger and larger, residential building projects such as urban synthesis bodies, large-scale synthesis venues, returning buildings, security buildings and the like are from the first few buildings to the present dozens of high-rise residences, underground spaces are from the first thousands of square meters to the present hundreds of thousands of square meters, and the construction difficulty is increased along with the doubled increase of the building area of the projects.
The prior art has the following defects: the existing concrete leaks water by itself, and the water leakage phenomenon of the existing concrete can also occur in the actual engineering due to the complex structure and construction conditions, such as dense reinforcing steel bars, foundation settlement difference, large sand and stone content, poor liquidity and labor responsibility and the like.
Therefore, the invention is necessary to provide a large integral underground space waterproof construction structure and a construction method thereof.
Disclosure of Invention
Therefore, the invention provides a large integral underground space waterproof construction structure and a construction method thereof.
In order to achieve the above purpose, the invention provides the following technical scheme: the large integral underground space waterproof construction structure comprises an underground space, a wall waterproof component and a post-cast strip, wherein the underground space comprises a base, a first wall body is cast on the top of the base, a second wall body is cast on the top of the first wall body, a construction joint is arranged at the joint of the first wall body and the second wall body, a first bundle of ribs is fixedly arranged on the inner wall of the first wall body and the second wall body, the wall waterproof component is arranged on the inner wall of the construction joint, and the post-cast strip is arranged at the joint of the base and the inner wall of the first wall body;
the wall waterproof component comprises a water stop steel plate, the water stop steel plate is fixedly arranged on the inner wall of a bundle rib, a limiting column is arranged at the top of the water stop steel plate, a first groove is formed in the inner wall of the limiting column, the limiting column is inserted into the top of the water stop steel plate through the first groove, two grooves are formed in two sides of the limiting column, a third groove is formed in the inner side of the second groove, a pressing plate is arranged at the top of the first wall, a first through hole is formed in the top of the pressing plate, a steel column is arranged at the top of the first through hole, the pressing plate is fixedly arranged at the top of the first wall through the first steel column inserting through hole, two groups of limiting plates are arranged at the top of the pressing plate, a fourth groove is formed in the bottom of the left side, the inner sides of the first limiting plates are fixedly provided with the cross beams, the connecting parts of the first limiting plates and the second limiting plates are fixedly provided with the set square, the first limiting plates are fixedly arranged on the inner walls of the second grooves, the fourth grooves are connected with the second grooves, and the first limiting plates are fixedly arranged on the inner walls of the third grooves.
Preferably, the top of the second limiting plate is provided with a nut, the top of the second limiting plate is provided with a second through hole, and the second limiting plate is fixedly connected with the first wall through the nut inserted through the second through hole.
Preferably, the bottom of the pressure plate is provided with teeth.
Preferably, the inner walls of the two walls of the wall body are fixedly provided with the cross-shaped water stop steel plates, the bottoms of the cross-shaped water stop steel plates are welded with the tops of the water stop steel plates, the inner walls of the two walls of the wall body are fixedly provided with the hidden columns, the outer walls of the hidden columns are fixedly provided with the bundle ribs two, and the bundle ribs two are welded with the right sides of the cross-shaped water stop steel plates.
Preferably, a first waterproof additional layer is bonded to the first wall body and the outer wall of the first wall body, and a waterproof coating is arranged on the outer wall of the first waterproof additional layer.
Preferably, the post-cast strip top bonds and has waterproof additional layer two, two top fixed mounting on waterproof additional layer have the concrete bed course, concrete bed course central point puts and has seted up the water drainage tank, water drainage tank central point puts and buries formula rubber waterstop in being equipped with, bury formula rubber waterstop both sides fixed mounting in concrete bed course inner wall water drainage tank inner wall fixed mounting and have an AEPS infiltration board, two top fixed mounting on waterproof additional layer have back of the body formula rubber waterstop, back of the body formula rubber waterstop and concrete bed course fixed connection, base inner wall fixed mounting has the honeycomb duct, the honeycomb duct top is connected bottom the water drainage tank.
Preferably, an internal corner is arranged at the joint of the base and the second wall, and a third waterproof additional layer is bonded on the surface of the internal corner.
Preferably, a concrete bottom plate is fixedly mounted at the top of the concrete cushion layer, a waterproof coiled material layer is bonded at the top of the concrete bottom plate, compensation shrinkage concrete is arranged at the top of the waterproof coiled material layer and is inserted into the inner wall of the concrete bottom plate and the waterproof coiled material layer, a water stop strip is fixedly mounted at the joint of the compensation shrinkage concrete and the concrete bottom plate with the waterproof coiled material layer, a steel wire mesh is fixedly mounted on the outer wall of the water stop strip, and polymer cement waterproof mortar is smeared at the top of the waterproof coiled material layer.
Preferably, the wall waterproof member comprises an L-shaped water stop steel plate, and the L-shaped water stop steel plate is fixedly mounted on an inner wall of the bundle rib.
The construction method of the large integral underground space waterproof construction structure comprises the following operation steps:
the method comprises the following steps: the waterproof additional layer I is poured on the leveling layer of the first wall body and the outer wall of the second wall body, a layer of lime yellow mud is applied on the leveling layer to serve as an isolation layer, the waterproof additional layer I is poured, a single-component water emulsion type waterproof coating is prepared by taking pure acrylic acid polymer emulsion as a base material and adding an additive, and a waterproof film formed after the waterproof coating is solidified is attached to the outer walls of the first wall body and the second wall body;
step two: before the base is poured, the position with concentrated water leakage is positioned and selected, a hole is formed, a flow guide pipe is laid to be in butt joint with a drainage groove, and a second waterproof additional layer is directly poured on the surface of the base according to the water leakage;
step three: coating polymer cement waterproof mortar on the surface of the waterproof roll layer in a large area, coating mortar in layers, sequentially coating waterproof plain mortar, waterproof mortar and waterproof plain mortar, repeatedly kneading by wearing rubber gloves until no water shadow is seen, treating the surface of the waterproof roll layer to be flat and smooth, filling, compacting and polishing the uneven parts with the cement mortar, simultaneously removing dust and oil stains on the surface of the base layer, and coating, scraping and coating the polymer cement waterproof mortar after the completion of the work and the inspection of the qualification.
The invention has the beneficial effects that:
1. the water-stopping steel plate is arranged at a construction joint and welded with the first binding rib, the limiting column is inserted at the top of the water-stopping steel plate, the pressing plate is fixed at the top of the first wall body, the first limiting plate and the second limiting plate are respectively fixed at the inner wall of the second groove and the top of the pressing plate, the cross-shaped water-stopping steel plate is arranged at the top of the water-stopping steel plate after the completion of the installation, the cross-shaped water-stopping steel plate is welded with the first binding rib, and the first waterproof additional layer is poured on the leveling layers of the first wall body and the outer wall of the wall body, so that the waterproof effect of the wall body is improved;
2. and directly pouring the second waterproof additional layer on the surface of the re-base, installing a concrete cushion layer in the post-cast strip, arranging a water drainage groove in the center of the concrete cushion layer, inserting a middle-buried rubber water stop at the center of the water drainage groove, filling an AEPS (aerated polystyrene) infiltration plate on the inner wall of the water drainage groove, fixedly installing shrinkage-compensating concrete at the top of the concrete cushion layer, installing concrete bottom plates on two sides of the shrinkage-compensating concrete, adhering a waterproof roll material layer on the surface of the concrete bottom plate, and smearing polymer cement waterproof mortar on the surface of the waterproof roll material layer in a large area, so that the waterproof effect of the post-cast strip is improved.
Drawings
Fig. 1 is a schematic structural installation diagram of a wall waterproof member according to embodiment 1 of the present invention;
fig. 2 is a schematic structural view of a wall waterproof member according to embodiment 1 of the present invention;
fig. 3 is a schematic diagram of a wall waterproof member according to embodiment 1 of the present invention;
fig. 4 is a schematic diagram illustrating a first limiting plate and a second limiting plate of the embodiment 1 of the invention being separated;
FIG. 5 is a schematic view of a subterranean space according to example 1 of the present invention;
FIG. 6 is a schematic view of the positioning of the waterproof wall member according to embodiment 1 of the present invention;
FIG. 7 is a schematic view of a positioning of the additional waterproof layer in embodiment 1 of the present invention;
fig. 8 is a schematic view of a cross-shaped water stop steel plate mounting structure of embodiment 1 of the present invention;
FIG. 9 is a schematic view of a post-cast strip structure according to example 1 of the present invention;
FIG. 10 is a schematic view showing a concrete pad installation structure according to embodiment 1 of the present invention;
fig. 11 is a schematic view of installation of an L-shaped water stop steel plate according to embodiment 2 of the present invention.
In the figure: the waterproof structure comprises an underground space 100, a first wall 110, a second wall 120, a construction joint 121, a first tendon binder 122, a first waterproof additional layer 123, a waterproof coating 124, a base 130, an internal corner 131, a hidden column 140, a second tendon binder 141, a wall waterproof member 200, a first water stop steel plate 210, a limiting column 220, a first groove 221, a second groove 222, a third groove 223, a pressing plate 230, a tooth 231, a steel column 232, a first through hole 233, a first limiting plate 240, a cross beam 241, a triangular plate 242, a second limiting plate 250, a fourth groove 251, a fifth groove 252, a second through hole 253, a nut 254, a cross water stop steel plate 260, an L-shaped water stop steel plate 270, a post-cast strip 300, a second waterproof additional layer 310, a concrete cushion layer 320, a back-pasted rubber water stop strip 321, a buried rubber water stop strip 322, a water drainage groove 323, a PS penetration plate 324, a flow guide pipe 330, a third waterproof additional layer 340, a concrete bottom plate 350, a waterproof roll material layer 360, a polymer cement waterproof mortar 370, a compensation shrinkage 380, a water stop strip 381, a water strip 381, a hidden rod 380, a waterproof coating 381, a waterproof coating layer 380, a waterproof coating layer 130, a waterproof coating layer 140, a waterproof coating layer 141, a waterproof coating layer 141, a waterproof coating layer of a waterproof coating, a waterproof coating layer of a waterproof coating, a waterproof coating layer of a waterproof coating, a waterproof coating of a waterproof coating layer of a waterproof coating, A steel mesh 382.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Embodiment 1, referring to fig. 1 to 10, the large integral underground space waterproof construction structure provided by the present invention includes an underground space 100, a wall waterproof member 200 and a post-cast strip 300, wherein the underground space 100 includes a base 130, specifically, a first wall 110 is cast on the top of the base 130, a second wall 120 is cast on the top of the first wall 110, a construction joint 121 is disposed at the joint between the first wall 110 and the second wall 120, a first tie bar 122 is fixedly mounted on the inner wall of the first wall 110 and the second wall 120, a wall waterproof member 200 is disposed on the inner wall of the construction joint 121, the post-cast strip 300 is disposed at the joint between the base 130 and the inner wall of the first wall 110, the base 130 supports the first wall 110, the first wall 110 supports the second wall 120, the construction joint 121 is a joint formed between concreted concretes in sequence during concreting process due to design requirements or construction requirements, because the concreting exceeds initial setting time, a joint surface exists between the wall waterproof member 200 and the later poured concrete, the wall waterproof member 110 has a waterproof effect on the wall I110 and the wall II 120, the later poured strip 300 has the effect of preventing harmful cracks possibly generated by the cast-in-place reinforced concrete structure due to uneven self shrinkage or uneven settlement, the interiors of the wall I110 and the wall II 120 adopt reinforced concrete for self-waterproofing, the sand rate and the cement consumption are properly increased, and the cement mortar also has a reinforced waterproof effect besides the bonding effect;
the wall waterproof component 200 comprises a water stop steel plate 210, the water stop steel plate 210 is fixedly arranged on the inner wall of a first bundle rib 122, the top of the water stop steel plate 210 is provided with a limiting column 220, the inner wall of the limiting column 220 is provided with a first groove 221, the limiting column 220 is inserted into the top of the water stop steel plate 210 through the first groove 221, two sides of the limiting column 220 are provided with second grooves 222, the inner sides of the second grooves 222 are provided with third grooves 223, the top of the first wall 110 is provided with a pressing plate 230, the top of the pressing plate 230 is provided with a first through hole 233, the top of the first through hole 233 is provided with a steel column 232, the steel column 232 is inserted into the first through hole 233 so that the pressing plate 230 is fixedly arranged on the top of the first wall 110, the top of the pressing plate 230 is provided with two groups of second limiting plates 250, the left bottom of the second limiting plate 250 is provided with a fourth groove 251, the right bottom of the second limiting plate 250 is provided with a fifth groove 252, the second limiting plate 240 is fixedly arranged on the left side of the second limiting plate 250, the beam 241 is fixedly arranged on the inner sides of the two groups of first limit plates 240, the triangular plate 242 is fixedly arranged at the joint of the first limit plate 240 and the second limit plate 250, the first limit plate 240 is fixedly arranged on the inner wall of the second groove 222, the fourth groove 251 is connected with the second groove 222, and the first limit plate 240 is fixedly arranged on the inner wall of the third groove 223. specifically, when the construction joint 121 is positioned below the underground water level line, water seepage is easily generated, the seepage bypasses the water stop steel plate 210 to enlarge the seepage path of water, so that the water stop steel plate 210 has a waterproof function, the first binding rib 122 has a limiting function on the water stop steel plate 210, the limiting column 220 has a fixing function on the water stop steel plate 210, the pressing plate 230 has a fixing function on the second limit plate 250, the steel column 232 has a connecting function on the pressing plate 230 and the first wall body 110, the fifth groove 252 has a limiting function on the pressing plate 230 and the second limit plate 250, and the second limit plate 250 has a fixing function on the first limit plate 240, the triangular plate 242 has a supporting effect on the first limit plate 240 and the second limit plate 250, the second groove 222 has a limiting effect on the first limit plate 240, the fourth groove 251 has a connecting effect on the second groove 222, and the third groove 223 has a limiting effect on the first limit plate 240;
furthermore, a nut 254 is arranged at the top of the second limit plate 250, a second through hole 253 is arranged at the top of the second limit plate 250, the second limit plate 250 is fixedly connected with the pressing plate 230 and the first wall 110 through the nut 254 inserted into the second through hole 253, and the nut 254 has a connecting effect on the second limit plate 250 and the first wall 110;
further, the bottom of the pressure plate 230 is provided with teeth 231, specifically, the teeth 231 have an anti-slip effect on the pressure plate 230, and the teeth 231 have an effect of enhancing the grip force and preventing loosening on the first wall 110;
furthermore, a cross-shaped water stop steel plate 260 is fixedly mounted on the inner wall of the second wall body 120, the bottom of the cross-shaped water stop steel plate 260 is welded with the top of the water stop steel plate 210, a hidden column 140 is fixedly mounted on the inner wall of the second wall body 120, a bundle rib second 141 is fixedly mounted on the outer wall of the hidden column 140, the bundle rib second 141 is welded with the right side of the cross-shaped water stop steel plate 260, specifically, the cross-shaped water stop steel plate 260 has a water penetration preventing effect on the second wall body 120, the cross-shaped water stop steel plate 260 has a waterproof effect on the hidden column 140, and the bundle rib second 141 has an effect of connecting the cross-shaped water stop steel plate 260 with the hidden column 140;
further, a first waterproof additional layer 123 is bonded on the outer walls of the first wall body 110 and the second wall body 120, a waterproof coating 124 is arranged on the outer wall of the first waterproof additional layer 123, specifically, the first waterproof additional layer 123 and the second waterproof additional layer 310 are made of fine stone concrete and directly poured on a leveling layer of the outer walls of the first wall body 110 and the second wall body 120, a layer of lime yellow mud is applied on the leveling layer of the structure to serve as an isolation layer, then the fine stone concrete is poured, the concrete is dense and does not crack, is not restricted by a structural base layer and is sealed and perfect in a dividing joint, the first waterproof additional layer 123 has a waterproof function, the waterproof coating 124 is a single-component water emulsion type waterproof coating prepared by adding an additive and taking a pure acrylic polymer emulsion as a base material, and a waterproof film formed after the waterproof coating is cured has certain extensibility, crack resistance and impermeability and has waterproof, impermeable and protective functions;
further, a waterproof additional layer two 310 is bonded to the top of the post-cast strip 300, a concrete cushion 320 is fixedly mounted on the top of the waterproof additional layer two 310, a water drainage groove 323 is formed in the center of the concrete cushion 320, a middle embedded rubber water stop 322 is arranged in the center of the water drainage groove 323, two sides of the middle embedded rubber water stop 322 are fixedly mounted on the inner wall of the water drainage groove 323 of the concrete cushion 320, an AEPS penetration plate 324 is fixedly mounted on the inner wall of the water drainage groove 323, a back-attached rubber water stop 321 is fixedly mounted on the top of the waterproof additional layer two 310, the top of the back-attached rubber water stop 321 is fixedly connected with the concrete cushion 320, a guide pipe 330 is fixedly mounted on the inner wall of the base 130, the top of the guide pipe 330 is connected with the bottom of the water drainage groove 323, specifically, the concrete cushion 320 is a structural layer between the base 130 and the concrete bottom plate 350, and is used for improving the water stability of the base 130 and improving the frost heaving resistance of the base 130 structure when the base 130 is in a poor water stability, load is diffused to reduce deformation of the base 130, the concrete cushion 320 has the function of separating the base 130 from the concrete bottom plate 350, construction setting-out positioning is facilitated, and the geometric dimension of a building is ensured;
further, an internal corner 131 is arranged at the joint of the base 130 and the first wall body 110, a third waterproof additional layer 340 is bonded on the surface of the internal corner 131, specifically, the third waterproof additional layer 340 is made of asphalt waterproof rolls, seamless connection is achieved, water channeling is avoided, the third waterproof additional layer 340 has a unique place for objects with complex shapes of the internal corner 131, construction is simple and convenient, and the waterproof performance is good;
further, a concrete bottom plate 350 is fixedly installed on the top of the concrete cushion layer 320, a waterproof roll material layer 360 is adhered on the top of the concrete bottom plate 350, a compensation shrinkage concrete 380 is arranged on the top of the waterproof roll material layer 360, the compensation shrinkage concrete 380 is inserted into the inner walls of the concrete bottom plate 350 and the waterproof roll material layer 360, a water stop strip 381 is fixedly installed at the joint of the compensation shrinkage concrete 380 and the concrete bottom plate 350 and the waterproof roll material layer 360, a steel wire mesh 382 is fixedly installed on the outer wall of the water stop strip 381, a polymer cement waterproof mortar 370 is smeared on the top of the waterproof roll material layer 360, specifically, the concrete bottom plate 350 is a concrete cushion layer, the concrete bottom plate 350 has a supporting effect on the waterproof roll material layer 360, the waterproof roll material layer 360 has a waterproof effect, the compensation shrinkage concrete 380 is cement, water is mixed to generate calcium aluminate hydrate through hydration reaction, the concrete generates an expanding admixture, reacts with the cement components by means of the chemical reaction of the concrete, generates a certain shrinkage limiting effect in the hardening process of the compensation shrinkage concrete 380, the concrete bottom plate 350 is expanded to generate compressive stress, the compensation shrinkage concrete 380 has the effect of bearing load, the water stop strip 381 is a novel building waterproof material which is synthesized by a high-molecular inorganic water absorption expansion material, rubber and an auxiliary agent and has self-adhesive performance, water can absorb water by volume expansion when meeting water, gaps between new and old concrete are compacted to form waterproof plastic colloid, the water stop strip 381 has the effect of preventing water leakage of the gaps in the construction process, and the steel wire mesh 382 has the effects of supporting and resisting corrosion on the water stop strip 381.
The using process of the invention is as follows: when the waterproof coating is used, workers in the field need to install the water stop steel plate 210 at the construction joint 121, weld the water stop steel plate with the first bundle rib 122, insert the limiting column 220 at the top of the water stop steel plate 210, fix the pressing plate 230 at the top of the first wall body 110, fix the first limiting plate 240 and the second limiting plate 250 at the inner wall of the second groove 222 and the top of the pressing plate 230 respectively, install the cross-shaped water stop steel plate 260 at the top of the water stop steel plate 210 after the completion, weld the cross-shaped water stop steel plate 260 with the first bundle rib 122, pour the first waterproof additional layer 123 on a leveling layer of the outer walls of the first wall body 110 and the second wall body 120, paint a layer of lime yellow mud as an isolation layer on the leveling layer, pour the first waterproof additional layer 123, use pure acrylic acid polymer emulsion as a base material, add additives to prepare the single-component water emulsion type waterproof coating 124, the waterproof film formed after the waterproof coating 124 is solidified is attached to the outer walls of the first wall body 110 and the second wall body 120, so as to achieve the waterproof effect of the first wall body 110 and the second wall body 120, before the base 130 is poured, the water leakage concentrated position is positioned and selected, a hole is opened to lay the flow guide pipe 330 so that water is butted with the drainage groove 323 from the flow guide pipe 330, the waterproof additional layer two 310 is directly poured on the surface of the base 130 according to the water leakage, the concrete cushion 320 is installed in the post-pouring belt 300, the drainage groove 323 is arranged at the center position of the concrete cushion 320, the middle embedded rubber water stop belt 322 is inserted at the center position of the drainage groove 323, the AEPS penetration plate 324 is filled on the inner wall of the drainage groove 323, the compensation shrinkage concrete 380 is fixedly installed at the top of the concrete cushion 320, the concrete bottom plates 350 are installed at the two sides of the compensation shrinkage concrete 380, the waterproof roll material layer 360 is adhered on the surface of the concrete bottom plate 350, the polymer cement waterproof mortar 370 is smeared on the surface of the waterproof roll material layer 360 in a large area, the mortar is smeared in layers, the waterproof roll material layer is composed of waterproof mortar-waterproof plain mortar in sequence, rubber gloves are repeatedly rubbed until no water shadow is seen, the surface of the waterproof roll material layer 360 is processed smoothly, the rugged part is filled with cement mortar, compacted and smoothed, and dust, oil stain and the like on the surface of the base layer are removed at the same time, and after the work is finished and the surface is checked to be qualified, the polymer cement waterproof mortar 370 can be coated and scraped according to coating.
Example 2:
referring to the attached fig. 11 of the specification, the large-scale integral underground space waterproof construction structure of the embodiment further includes an L-shaped water stop steel plate 270;
further, wall body waterproofing component 200 includes L shape stagnant water steel sheet 270, L shape stagnant water steel sheet 270 fixed mounting is at bundle muscle 122 inner wall, it is concrete, L shape stagnant water steel sheet 270 sets up to zinc-plated stagnant water steel sheet, zinc-plated stagnant water steel sheet is after the zinc-plating technology is handled, the product surface is a red color, the surface forms the one deck protection film, avoid with the direct contact of air, improve holistic drainage effect, behind construction joint 121 increase L type stagnant water steel sheet 270, water meets stagnant water steel sheet when the gap infiltration of new and old concrete stubble position and can't inwards ooze again, stagnant water steel sheet has played the effect of cutting off water infiltration route, in time along the gap infiltration between stagnant water steel sheet and the concrete, stagnant water steel sheet has certain width, the infiltration route of water has also been prolonged, can play water-proof effects equally.
The implementation scenario is specifically as follows: a worker in the art needs to replace the water stop steel plate 210 with the L-shaped water stop steel plate 270 when using the present invention.
Although the invention has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the invention. Accordingly, such modifications and improvements are intended to be within the scope of the invention as claimed.
Claims (9)
1. Large-scale integral underground space waterproof construction structure, its characterized in that: the waterproof wall body member comprises an underground space (100), a wall body waterproof member (200) and a post-cast strip (300), wherein the underground space (100) comprises a base (130), a first wall body (110) is poured on the top of the base (130), a second wall body (120) is poured on the top of the first wall body (110), a construction joint (121) is arranged at the joint of the first wall body (110) and the second wall body (120), a first bundle rib (122) is fixedly arranged on the inner wall of the first wall body (110) and the second wall body (120), the wall body waterproof member (200) is arranged on the inner wall of the construction joint (121), and the post-cast strip (300) is arranged at the joint of the base (130) and the inner wall of the first wall body (110);
the wall waterproof component (200) comprises a water stop steel plate (210), the water stop steel plate (210) is fixedly installed on the inner wall of a first bundle rib (122), a limiting column (220) is arranged at the top of the water stop steel plate (210), a first groove (221) is formed in the inner wall of the limiting column (220), the limiting column (220) is inserted into the top of the water stop steel plate (210) through the first groove (221), a second groove (222) is formed in two sides of the limiting column (220), a third groove (223) is formed in the inner side of the second groove (222), a pressing plate (230) is arranged at the top of the first wall (110), a first through hole (233) is formed in the top of the pressing plate (230), a steel column (232) is arranged at the top of the first through hole (233), the pressing plate (230) is fixedly installed at the top of the first wall (110) through the first steel column (232) in an inserting mode, and a second limiting plate (250) is arranged at the top of the pressing plate (230), two groups of second limiting plates (250) are arranged, a groove four (251) is formed in the bottom of the left side of the second limiting plate (250), a groove five (252) is formed in the bottom of the right side of the second limiting plate (250), the second limiting plate (250) is connected with the top of the pressing plate (230) through the groove five (252), a first limiting plate (240) is fixedly installed on the left side of the second limiting plate (250), a cross beam (241) is fixedly installed on the inner sides of the two groups of first limiting plates (240), a triangular plate (242) is fixedly installed at the joint of the first limiting plate (240) and the second limiting plate (250), the first limiting plate (240) is fixedly installed on the inner wall of the second groove (222), the groove four (251) is connected with the second groove (222), and the first limiting plate (240) is fixedly installed on the inner wall of the third groove (223);
wall body two (120) inner wall fixed mounting has ten shape stagnant water steel sheet (260), ten shape stagnant water steel sheet (260) bottom and stagnant water steel sheet (210) top welding, wall body two (120) inner wall fixed mounting has hidden post (140), hidden post (140) outer wall fixed mounting has bundle muscle two (141), bundle muscle two (141) and ten shape stagnant water steel sheet (260) right side welding.
2. The large integral underground space waterproof construction structure according to claim 1, wherein: the top of the second limiting plate (250) is provided with a nut (254), the top of the second limiting plate (250) is provided with a second through hole (253), and the second limiting plate (250) is fixedly connected with the first wall body (110) through the nut (254) inserted into the second through hole (253).
3. The large integral underground space waterproof construction structure according to claim 1, wherein: teeth (231) are arranged at the bottom of the pressure plate (230).
4. The large integral underground space waterproof construction structure according to claim 1, wherein: and a first waterproof additional layer (123) is bonded on the outer walls of the first wall body (110) and the second wall body (120), and a waterproof coating (124) is arranged on the outer wall of the first waterproof additional layer (123).
5. The large integral underground space waterproof construction structure according to claim 4, wherein: post-cast strip (300) top bonds and has waterproof additional layer two (310), waterproof additional layer two (310) top fixed mounting has concrete bed course (320), water drainage tank (323) have been seted up to concrete bed course (320) central point, water drainage tank (323) central point puts and buries formula rubber waterstop (322) in being equipped with, bury formula rubber waterstop (322) both sides fixed mounting in concrete bed course (320) inner wall, water drainage tank (323) inner wall fixed mounting has AEPS infiltration board (324), waterproof additional layer two (310) top fixed mounting has back of the body formula rubber waterstop (321), back of the body formula rubber waterstop (321) top and concrete bed course (320) fixed connection, base (130) inner wall fixed mounting has honeycomb duct (330), honeycomb duct (330) top is connected bottom water drainage tank (323).
6. The large integral underground space waterproof construction structure according to claim 1, wherein: an internal corner (131) is arranged at the joint of the base (130) and the second wall body (120), and a third waterproof additional layer (340) is bonded on the surface of the internal corner (131).
7. The large integral underground space waterproof construction structure according to claim 5, wherein: concrete bed course (320) top fixed mounting has concrete bottom plate (350), concrete bottom plate (350) top bonding has waterproof roll material layer (360), waterproof roll material layer (360) top is equipped with compensation shrink concrete (380), compensation shrink concrete (380) are pegged graft at concrete bottom plate (350) and waterproof roll material layer (360) inner wall, compensation shrink concrete (380) and concrete bottom plate (350) and waterproof roll material layer (360) junction fixed mounting have sealing rod (381), sealing rod (381) outer wall fixed mounting has wire net (382), polymer cement waterproof mortar (370) is paintd at waterproof roll material layer (360) top.
8. The large integral underground space waterproof construction structure according to claim 1, wherein: the water stop steel plate (210) is an L-shaped water stop steel plate.
9. The construction method of the large integral underground space waterproof construction structure according to claim 7, comprising the steps of:
the method comprises the following steps: the first waterproof additional layer (123) is poured on a leveling layer of the outer walls of the first wall body (110) and the second wall body (120), a layer of lime yellow mud is applied on the leveling layer to serve as an isolation layer, the first waterproof additional layer (123) is poured, a single-component water emulsion type waterproof coating (124) is prepared by taking pure acrylic acid polymer emulsion as a base material and adding an additive, and a waterproof film formed after the waterproof coating (124) is solidified is attached to the outer walls of the first wall body (110) and the second wall body (120);
step two: before the base (130) is poured, the position with concentrated water leakage is positioned and selected, a hole is formed, a flow guide pipe (330) is laid to be in butt joint with a drainage groove (323), and a second waterproof additional layer (310) is directly poured on the surface of the base (130) according to the water leakage;
step three: the surface of the waterproof roll layer (360) is coated with polymer cement waterproof mortar (370) in a large area, the mortar is coated in layers, the waterproof plain mortar, the waterproof mortar and the waterproof plain mortar are sequentially arranged, rubber gloves are worn for repeatedly rubbing until no water shadow is seen, the surface of the waterproof roll layer (360) is treated to be flat and smooth, uneven parts are filled with the cement mortar, compacted and smoothed, meanwhile, dust and oil stains on the surface of a base layer are removed, and after the work is finished and the inspection is qualified, the polymer cement waterproof mortar (370) is coated and scraped.
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| TWI807974B (en) * | 2022-08-25 | 2023-07-01 | 潤弘精密工程事業股份有限公司 | Architecture structure unit and basement outer wall structure |
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| DE20200811U1 (en) * | 2002-01-18 | 2002-05-23 | Fischer, Gert, 71067 Sindelfingen | Sealing element for sealing concrete joints |
| CN102808426A (en) * | 2012-04-26 | 2012-12-05 | 常州第一建筑集团有限公司 | Integrated steel plate water stop |
| CN108560608A (en) * | 2018-06-15 | 2018-09-21 | 中国电建集团河南工程有限公司 | Garbage power plant structures pond body engineering level construction joint construction |
| CN211547824U (en) * | 2019-11-25 | 2020-09-22 | 中铁三局集团华东建设有限公司 | Device for fixing flexible water stop |
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| DE20200811U1 (en) * | 2002-01-18 | 2002-05-23 | Fischer, Gert, 71067 Sindelfingen | Sealing element for sealing concrete joints |
| CN102808426A (en) * | 2012-04-26 | 2012-12-05 | 常州第一建筑集团有限公司 | Integrated steel plate water stop |
| CN108560608A (en) * | 2018-06-15 | 2018-09-21 | 中国电建集团河南工程有限公司 | Garbage power plant structures pond body engineering level construction joint construction |
| CN211547824U (en) * | 2019-11-25 | 2020-09-22 | 中铁三局集团华东建设有限公司 | Device for fixing flexible water stop |
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Address after: Room 601, Floor 6, Building 3, Yard 4, Xinqiao Middle Road, Airport Economic Core District, Shunyi District, Beijing 101300 Patentee after: THE CIVIL CONSTRUCTION COMPANY OF CCCC FOURTH Co.,Ltd. Patentee after: CCCC Construction Group Co.,Ltd. Address before: 201, 2 / F, building 17, yard 1, Wuliqiao 1st Street, Chaoyang District, Beijing 100016 Patentee before: THE CIVIL CONSTRUCTION COMPANY OF CCCC FOURTH Co.,Ltd. Patentee before: CCCC FOURTH HIGHWAY ENGINEERING Co.,Ltd. |