CN104988955B - Drainage-prevention combined waterproof system for ultra-deep basement and construction method - Google Patents
Drainage-prevention combined waterproof system for ultra-deep basement and construction method Download PDFInfo
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- CN104988955B CN104988955B CN201510318447.8A CN201510318447A CN104988955B CN 104988955 B CN104988955 B CN 104988955B CN 201510318447 A CN201510318447 A CN 201510318447A CN 104988955 B CN104988955 B CN 104988955B
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- 239000004568 cement Substances 0.000 claims description 24
- 230000008595 infiltration Effects 0.000 claims description 19
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- 238000005086 pumping Methods 0.000 claims description 2
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Abstract
The invention discloses an ultra-deep basement drainage-prevention combined waterproof system and a construction method thereof. The ultra-deep basement generally refers to the basement with three, four or more layers underground, and because the building is located at the deeper part underground, the water pressure born by the building is larger, and the excellent water stopping effect cannot be maintained. Even if the water leakage is controlled within the error range allowed by the specification, a water seepage site is generated more or less, and although the water leakage can be treated by methods such as plugging and the like, the water leakage still exists in a small amount within a certain range, so that the normal use function of the building is influenced, and the leakage repairing and repairing cost is also high. The invention can effectively solve the leakage and water accumulation phenomena of the ultra-deep basement and avoid the influence of the damp internal environment of the basement on the use function of the building.
Description
Technical field
The present invention relates to a kind of basement waterproofing system and construction method, and in particular to a kind of anti-row of ultra-deep basement combines
Formula waterproof system and construction method.
Background technology
Developing rapidly for urban construction, makes site coverage increasing, with being continuously increased for building height, the depth of building
Degree is also incrementally increased.This causes basement structure deep part located underground, and the area shallower for groundwater level depth, such as
The ground such as Shanghai, Jiangsu, basement seepage problem becomes increasingly conspicuous.The waterproofing process of basement is typically to be done before main structure construction
Road waterproof, structure construction Hou Zuo roads waterproof, mainly based on single waterproof, and for the obvious waterproof effect of ultra-deep basement not
It is fine, the bad phenomenons such as infiltration often occurs during building use, in addition to influence building is using function, to the safety of structure
Also can produce and its detrimental effect.
Ultra-deep basement refers generally to the basement of three, four layers of underground and the above, due to building deeper position located underground,
The water pressure born is larger, it is impossible to keep perfect water-stagnating effect again.Even if can control in the error range of specification permission,
Also infiltration scene is more or less produced, although can be using the treatment of the methods such as closure, infiltration also still can be a small amount of within the specific limits
In the presence of, so that the normal usage function of influence building, and mending-leakage, rehabilitation expense are also larger.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of ultra-deep ground that can effectively solve ultra-deep basement seepage problem
The lower anti-row's convolution waterproof system in room and construction method, to change the single waterproof construction method relied mainly on prevention of tradition, accomplish with
Based on anti-, anti-row combines, it is ensured that building interior environmental drying, without infiltration, seeping phenomenon.
In order to solve the above technical problems, the anti-row's convolution waterproof system of ultra-deep basement of the present invention uses following technical side
Case：It includes the basement of the basement wall and earth construction, brushing that are poured by water-tight concrete after the completion of construction
Wall and earth construction inner surface cement-based capillary crystalline waterproof coating layer and brush gutter side wall polymer water
Cement-base waterproof coating layer；Cobble drainage layer is provided with the underground room floor base plate and catchmenting for base plate infiltration is collected
Hole, is provided with the service sleeve that solvable base plate infiltration passes through between the cobble drainage layer and catch pit.
It is painted with preventing the outer groundwater infiltration of structure to building in the outer surface of described basement wall and earth construction
Interior cement-based penetrant waterproof coating layer and polymer cement-base waterproof coating layer.
It is painted with protecting the water-fast mildew-proof putty layer of investment precoat on the exterior wall of described basement wall.
The concrete impervious grade is P8, and cement-based capillary crystalline waterproof coating thickness degree is 1mm, polyalcohol cement basis
Waterproof coating layer thickness is 2mm.
The water-fast mildew-proof putty thickness degree is 3mm, and cobble particle diameter needed for cobble drainage layer is no less than 25mm.
The construction method of the above-mentioned anti-row's convolution waterproof system of ultra-deep basement, its construction procedure is as follows：
A, base plate or the colligation of outer wall of basement reinforcing bar are completed, and model sheetinstallat is finished, and floor drain and service sleeve etc. are installed to
Position, you can pour water-tight concrete；
B, after water-tight concrete intensity reaches related specifications requirement, removable removing template, and water seasoning on request；
C, after main structure construction completes a period of time, secondary structure construction can be carried out, now in basement wall and
Earth construction external coating cement-based capillary crystalline waterproof coating layer；
D, cement-based capillary crystalline waterproof coating layer is brushed, you can laying cobble drainage layer, has then been covered on its surface
Polyethylene film, finally pours surface layer, the interior arrangement reinforcing bar on request of surface layer with 150mm thickness C30 pea gravel concretens；
After the completion of e, base plate building way, the small-sized hollow building block decoration poured with outer wall of basement at a distance is outer
Wall leads wall, then builds decorative exterior wall by laying bricks or stones, in the gutter between basement agent structure exterior wall and decorative exterior wall plain concrete lead wall
Side brushing cement-based penetrant waterproof coating layer, decorative exterior wall inner side sets open drain；
F, smeared cement mortar on the inside of decorative exterior wall after, in its surface smear water-fast mildew-proof putty layer, after on its surface
Brushing paint；
Water pump is installed in catch pit during g, building use, after the underground water that catchments gathers certain altitude, can be connect
The water flowing pumping source underground water that will catchment is pumped to municipal drainage system.
Built in the step d and e during way is constructed after basement wall and earth construction construction complete a period of time,
Ensure after water-tight concrete dry tack free just can brushing cement-based capillary crystalline waterproof coating layer and polymer cement-based waterproof apply
The bed of material.
The lower stone that should lay 50mm thickness 5-10mm of the layer of cobble drainage described in the step d.
Suction pump is provided with the automatically controlled water pump matched with water pump and draws water dress in catch pit described in the step g
Put, so that the ponding in catch pit is pumped out into basement in time.
The positive effect of the present invention is as follows：
The invention belongs to ultra-deep basement waterproofing measure, compared with traditional single waterproof construction relied mainly on prevention, this hair
It is bright fully to solve the water problems that ultra-deep basement oozes, fully ensure that building subsequently uses function.While body junction of the present invention
Outer waterproof construction need not be done before structure construction, the time that pit earthwork is excavated to base plate formation can be shortened, the ultra-deep to closing on subway
Foundation pit construction effect is especially pronounced, because of the shortening of duration, retaining design deformation can be obviously reduced, so as to be effectively ensured circumferentially
The safety of the constructions of structures such as iron, high level.
Anti- row's combination is combining the two ways of dredging and plugging, and design concept more actively, by traditional single passive waterproof, switchs to waterproof simultaneously
Accomplish actively to dredge so that thoroughly solve Water Seepage in Basement carries out leak stopping again, then percolating water leak stopping again passive situation.It is right
In in soft soil foundation, the numerous downtown city of level of ground water deep foundation pit construction high, periphery foundation pit construction certainly will be to underground
Cell structure causes a certain degree of influence, and simple water-proof system is extremely difficult to 100% and occurs without Seepage, and the present invention will
It is used widely.
Brief description of the drawings
Fig. 1 is schematic structural view of the invention；
Fig. 2 is base plate guarded drainage way schematic diagram of the present invention；
Fig. 3 is catch pit way floor map of the present invention；
Fig. 4 is basement side wall guarded drainage way schematic diagram of the present invention.
Wherein, 1-water-tight concrete, 2-cement-based capillary crystalline waterproof coating layer, 3-polymer cement-based waterproof are applied
The bed of material, 4-water-fast mildew-proof putty layer, 5-floor drain, 6-PVC downpipes, 7-open drain, 8-cobble drainage layer, 9-poly- second
Alkene mould, 10-service sleeve, 11-catch pit, 2.1-concrete cushion, 2.2-pea gravel concreten surface layer（It is interior with reinforcing bar A8@
200 double-layer double-directions）, 3.1-have pressure water pipe, 3.2-breather pipe, 4.1-plain concrete lead wall, 4.2-maintenance door, 4.3-
Concrete small size hollow building block.
Specific embodiment
The present invention is described in further detail below in conjunction with accompanying drawing.
Referring to shown in Fig. 1-4, the anti-row's convolution waterproof system of ultra-deep basement, it include being poured by water-tight concrete 1 and
Into basement wall and earth construction inner surface after the completion of construction of basement wall and earth construction, brushing cement base
Capillary crystalline waterproof coating material layer 2 and brush gutter side wall polymer cement-base waterproof coating layer 3；In the basement
The catch pit 11 of cobble drainage layer 8 and collection base plate infiltration, the cobble drainage layer 8 and catch pit are provided with the base plate of ground
The service sleeve 10 that solvable base plate infiltration passes through is provided between 11.
It is painted with preventing the outer groundwater infiltration of structure to building in the outer surface of described basement wall and earth construction
Interior cement-based penetrant waterproof coating layer（2）With polymer cement-base waterproof coating layer 3.In the exterior wall of described basement wall
On be painted with protect investment precoat water-fast mildew-proof putty layer 4.
The concrete impervious grade is P8, and cement-based capillary crystalline waterproof coating 2 thickness of layer are 1mm, polymer cement
Base waterproof coating 3 thickness of layer are 2mm.
4 thickness of the water-fast mildew-proof putty layer are 3mm, and cobble particle diameter needed for cobble drainage layer 8 is not less than 25mm.
The construction method of the anti-row's convolution waterproof system of above-mentioned ultra-deep basement, its construction procedure is as follows：
A, base plate or the colligation of outer wall of basement reinforcing bar are completed, and model sheetinstallat is finished, and floor drain 5 and the grade of service sleeve 10 are installed
In place, you can pour water-tight concrete 1；
B, after the intensity of water-tight concrete 1 reaches related specifications requirement, removable removing template, and water seasoning on request；
C, after main structure construction completes a period of time, secondary structure construction can be carried out, now in basement wall and
Earth construction external coating cement-based capillary crystalline waterproof coating layer 2；
D, cement-based capillary crystalline waterproof coating layer 2 is brushed, you can laying cobble drainage layer 8, has then been covered on its surface
Lid polyethylene film, finally pours surface layer, the interior arrangement reinforcing bar on request of surface layer with 150mm thickness C30 pea gravel concretens；
After the completion of e, base plate building way, the small-sized hollow building block decoration poured with outer wall of basement at a distance is outer
Wall leads wall, then builds decorative exterior wall by laying bricks or stones, in the gutter between basement agent structure exterior wall and decorative exterior wall plain concrete lead wall
Side brushing cement-based penetrant waterproof coating layer 3, decorative exterior wall inner side sets open drain 7；
F, smeared cement mortar on the inside of decorative exterior wall after, in its surface smear water-fast mildew-proof putty layer 4, after on its surface
Brushing paint；
Water pump is installed in catch pit 11 during g, building use, after water gathers certain altitude in catch pit 11,
Pump power can be connected water in catch pit 11 is pumped to municipal drainage system.
The removable removing template of ability after pouring water-tight concrete 1 and reaching some strength is needed in the step b, specification is pressed during construction
It is required that carrying out resistance to compression, impervious test block.
Built in the step d and e during way is constructed after basement wall and earth construction construction complete a period of time,
Ensuring just can brushing cement-based capillary crystalline waterproof coating layer 2 and polymer cement-based waterproof after the dry tack free of water-tight concrete 1
Dope layer 3.
8 times stone of laying 50mm thickness 5-10mm of the layer of cobble drainage described in the step d.
Suction pump is provided with the automatically controlled water pump matched with water pump and draws water dress in catch pit 11 described in the step g
Put, so that the ponding in catch pit is pumped out into basement in time.
Embodiment is shown in Figure 1, this anti-row's convolution waterproof system of ultra-deep basement, is used during main structure construction
Concrete be water-tight concrete 1, be painted with cement-based capillary crystalline waterproof coating on base plate and outer wall of basement structural plane
Layer 2, is equipped with cobble drainage layer 8 on base plate, surrounding patch wall is provided with vertical PVC downpipes 6, and the construction of bottom surrounding has draining
Bright ditch 7.Catch pit 11 is designed with base plate, basement infiltration can be pooled to catch pit 11 by open drain 7 and drainage layer 8, so
Unification afterwards is pumped to municipal drainage system.
It is shown in Figure 2, need to pour 200mm thickness C20 plain concrete cushion layers 2.1, base arrangement before basement bottom board construction
After construction completes a period of time, structural construction way can be started.Applied in structure surface layer brushing cement-base infiltration crystallization waterproof first
The bed of material 2, the stone of the thick particle diameter 5-10mm in upper berth 50, then lays cobble drainage layer 8, it is desirable to which cobble particle diameter is not less than afterwards
25mm.After the completion of the construction of cobble drainage layer 8,150mm thickness C30 pea gravel concretens surface layer 2.2 is covered above it, it is interior with reinforcing bar
The double-layer double-directions of A8@200.
It is shown in Figure 3, need for service sleeve 10 to be put into relevant position before catch pit concreting, while having carried out pressure
The laying work of water pipe 3.1 and breather pipe 3.2, so that the water in drainage layer can smoothly be pooled to catch pit, afterwards by there is pressure
Water pipe 3.1 is pumped to municipal drainage system.
It is shown in Figure 4, in outer wall of basement（This example is diaphram wall, the unification of two walls）After the completion of structure construction,
Inside structure face brushing cement-based capillary crystalline waterproof coating layer 2, leads wall pouring plain concrete away from exterior wall certain distance afterwards
4.1, concrete small size hollow building block decorative wall 4.1 is built by laying bricks or stones above it, while setting one at a certain distance on decorative wall
The facilities such as road maintenance door 4.3, the floor drain between convenient maintenance wall and structural concrete wall.Smear water-fast mould proof in decorating wall inner side
Putty layer 4, finally in its external coating mildew resistant paint.When structure floor is constructed, embedded floor drain is should be noted, structure construction is completed,
Vertical PVC downpipes 6 are connected with floor drain, open drain 7 is set at the basement bottom, basement infiltration is pooled to collection
Puddle.
The above implementation method is only the preferred embodiments of the present invention, and the simultaneously exhaustion of the feasible implementation of non-invention.It is right
For persons skilled in the art, to any the showing done by it on the premise of without departing substantially from the principle of the invention and spirit
The change being clear to, should all be contemplated as falling with claims of the invention.
Claims (4)
1. the construction method of the anti-row's convolution waterproof system of a kind of ultra-deep basement, the ultra-deep basement refers to underground three, four
The basement of layer and the above, the anti-row's convolution waterproof system of ultra-deep basement is included by water-tight concrete（1）The ground for pouring
The cement-based penetrant knot of the basement wall and earth construction inner surface of lower room wall and earth construction, brushing after the completion of construction
Brilliant waterproof coating layer（2）And brushing is in the polymer cement-base waterproof coating layer of gutter side wall（3）；On basement ground
Cobble drainage layer is provided with the base plate of face（8）And collect the catch pit of base plate infiltration（11）, the cobble drainage layer（8）With collection
Puddle（11）Between be provided with and can hold the base plate service sleeve that passes through of infiltration（10）；In described basement wall and earth construction
Outer surface be painted with preventing the outer groundwater infiltration of structure to the cement-based capillary crystalline waterproof coating layer in building（2）And polymerization
Thing cement-base waterproof coating layer（3）；It is painted with protecting the water-fast mould proof of investment precoat on the exterior wall of described basement wall
Putty layer（4）；The concrete impervious grade is P8, cement-based capillary crystalline waterproof coating layer（2）Thickness is 1mm, polymer
Cement-base waterproof coating layer（3）Thickness is 2mm；The water-fast mildew-proof putty layer（4）Thickness is 3mm, cobble drainage layer（8）It is required
Cobble particle diameter is not less than 25mm；After the completion of outer wall of basement structure construction, in inside structure face brushing cement-base infiltration crystallization
Waterproof coating layer（2）, wall is led pouring plain concrete away from exterior wall certain distance afterwards, led in plain concrete and build coagulation above wall by laying bricks or stones
Native small-sized hollow building block decorative wall, while setting one maintenance door at a certain distance on decorative wall；Decorating wall inner side applies
Smear water-fast mildew-proof putty layer（4）, finally in water-fast mildew-proof putty layer（4）External coating mildew resistant paint；When structure floor is constructed, need
Note embedded floor drain, structure construction is completed, by vertical PVC downpipes（6）It is connected with floor drain, the row of setting at the basement bottom
The bright ditch of water（7）, basement infiltration is pooled to catch pit；
The anti-row's convolution waterproof system of ultra-deep basement is carried out using following construction procedure：
A, base plate or the colligation of outer wall of basement reinforcing bar are completed, and model sheetinstallat is finished, and floor drain（5）And service sleeve（10）It is installed to
Position, you can pour water-tight concrete（1）；
B, treat water-tight concrete（1）After intensity reaches related specifications requirement, removable removing template, and water seasoning on request；
The construction of c, outer wall of basement wall and sole plate finishes rear a period of time, in basement wall and sole plate external coating
1mm cement-based capillary crystalline waterproof coatings layer（2）；
The complete cement-based capillary crystalline waterproof coating layer of d, foundation slab structure external coating（2）, you can laying cobble drainage layer
（8）, polyethylene film separation layer then is covered on its surface, surface layer finally is poured with 150mm thickness C30 pea gravel concretens, in surface layer
Arrangement reinforcing bar on request；
After the completion of e, waterproof slab way, pour the small-sized hollow building block decorative exterior wall with outer wall of basement at a distance and lead
Wall, then builds decorative exterior wall by laying bricks or stones；In the gutter side between basement agent structure exterior wall and decorative exterior wall plain concrete lead wall
Brushing polymer cement-base waterproof coating layer（3）, decorating interior wall inner side sets open drain（7）, basement infiltration is pooled to
Catch pit（11）；
F, build the decorative exterior wall stage by laying bricks or stones, one maintenance door is set at a certain distance on the wall；After the completion of building by laying bricks or stones, in decorative exterior wall
Cement mortar is smeared in inner side, then in the thick water-fast mildew-proof putty layers of external coating 3mm（4）And mildew resistant paint；
G, masonry decorative exterior wall inner side patch wall are provided with vertical PVC downpipes（6）, the construction completion of basement floor construction will be perpendicular
To PVC downpipes（6）With floor drain（5）It is connected, seepage in underground is finally discharged to sole plate face, then by basement ground structure
Cobble drainage layer（8）It is pooled to catch pit（11）；
In catch pit during h, building use（11）Water pump, catch pit are installed（11）After interior water gathers certain altitude,
Pump power can be connected by catch pit（11）Interior water is pumped to municipal drainage system.
2. the construction method of the anti-row's convolution waterproof system of ultra-deep basement according to claim 1, it is characterised in that：It is described
To ensure water-tight concrete in step c and e（1）After dry tack free, just can be in basement wall and sole plate external coating 1mm
Solid cement based penetrant crystalline waterproof coating layer（2）, between basement agent structure exterior wall and decorative exterior wall plain concrete lead wall
Gutter side brushing polymer cement-base waterproof coating layer（3）.
3. the construction method of the anti-row's convolution waterproof system of ultra-deep basement according to claim 1, it is characterised in that：It is described
The layer of cobble drainage described in step d（8）The stone of lower laying 50mm thickness 5-10mm.
4. the construction method of the anti-row's convolution waterproof system of ultra-deep basement according to claim 1, it is characterised in that：It is described
Catch pit described in step h（11）Interior water pump is provided with the auto-controlled water-pumping device matched with it, to collect in time
Ponding in puddle pumps out basement.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110043265A (en) * | 2019-03-20 | 2019-07-23 | 中铁四局集团有限公司 | Construction method for deformation control of ultra-deep air shaft near river |
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| CN109024700A (en) * | 2017-02-27 | 2018-12-18 | 中冶建工集团有限公司 | A kind of water-proof concrete configuration device and its building basement external wall waterproof construction method |
| CN107524237A (en) * | 2017-08-31 | 2017-12-29 | 上海建工七建集团有限公司 | A kind of basement inwall fish tail and waterproof layer and construction method |
| CN110777856A (en) * | 2019-11-08 | 2020-02-11 | 中国建筑第八工程局有限公司 | Back water-proof structure of basement bottom plate and construction method thereof |
| CN110747910A (en) * | 2019-11-25 | 2020-02-04 | 中国建筑第四工程局有限公司 | Face reverse spraying structure of large tracts of land infiltration of sea parcel basement outer wall |
| CN111764440A (en) * | 2020-06-18 | 2020-10-13 | 常州东华建筑安装工程有限公司 | Anti-floating pressure relief and pressure reduction drainage system for building basement and construction method thereof |
| CN111733876A (en) * | 2020-06-30 | 2020-10-02 | 浙江荣盛建设发展有限公司 | Basement waterproof construction method and device |
| CN114439038A (en) * | 2021-12-22 | 2022-05-06 | 上海建工四建集团有限公司 | Deep foundation pit underground indoor water drainage system and construction method |
| CN115787747A (en) * | 2022-12-02 | 2023-03-14 | 中国二十冶集团有限公司 | Basement water-proof and drainage structure and construction method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| KR101027143B1 (en) * | 2008-06-20 | 2011-04-05 | 박정규 | Waterproof member, waterproof structure and construction method using the same |
| CN201593204U (en) * | 2010-02-02 | 2010-09-29 | 中国建筑第四工程局有限公司 | Water-proof drainage structure of basement external wall water back face |
| CN203411994U (en) * | 2013-08-12 | 2014-01-29 | 中国建筑第四工程局有限公司 | Support pile basement outer wall structure |
| CN103741715B (en) * | 2013-12-25 | 2016-02-17 | 中建六局土木工程有限公司 | The hydrophobic construction method of a kind of basement waterproofing |
| CN103821181A (en) * | 2014-02-28 | 2014-05-28 | 中天建设集团有限公司 | Basement bottom plate water drainage layer construction method |
| CN104234089B (en) * | 2014-08-21 | 2016-08-24 | 中国十七冶集团有限公司 | The construction method that a kind of basement guarded drainage combines |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110043265A (en) * | 2019-03-20 | 2019-07-23 | 中铁四局集团有限公司 | Construction method for deformation control of ultra-deep air shaft near river |
| CN110043265B (en) * | 2019-03-20 | 2020-06-05 | 中铁四局集团有限公司 | Construction method for deformation control of ultra-deep air shaft near river |
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