CN106760402A - A kind of waterproof layer structure for parking lot ground - Google Patents
A kind of waterproof layer structure for parking lot ground Download PDFInfo
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- CN106760402A CN106760402A CN201710116674.1A CN201710116674A CN106760402A CN 106760402 A CN106760402 A CN 106760402A CN 201710116674 A CN201710116674 A CN 201710116674A CN 106760402 A CN106760402 A CN 106760402A
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- concrete
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- parking lot
- layer structure
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F15/00—Flooring
- E04F15/12—Flooring or floor layers made of masses in situ, e.g. seamless magnesite floors, terrazzo gypsum floors
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04F—FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS
- E04F15/00—Flooring
- E04F15/18—Separately-laid insulating layers; Other additional insulating measures; Floating floors
- E04F15/181—Insulating layers integrally formed with the flooring or the flooring elements
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- Structural Engineering (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses a kind of waterproof layer structure for parking lot ground; including rammed earth bottom; on rammed earth bottom, concrete floor, cement mortar screeding layer, SBS modified asphalt waterproof coiled materials, cement mortar protective course, the first reinforced concrete floor, haydite concrete layer, the second reinforced concrete floor, concrete surface layer are laid successively from bottom to top.It is an object of the invention to provide a kind of waterproof layer structure for parking lot ground, to solve the problems, such as that waterproof layer easily fails leak in the prior art, the purpose for improving waterproof effect, increasing the service life is realized.
Description
Technical field
The present invention relates to civil engineering field, and in particular to a kind of waterproof layer structure for parking lot ground.
Background technology
Ground waterproof is the important step in civil engineering, and critical positions are occupied in building engineering field, is to ensure whole
Engineering structure is not by an important step of water erosion.Existing ground waterproof measure mostly using flexible waterproof sheet carry out every
Exhausted moisture, then cement mortar is laid thereon, easily there is flexible waterproof sheet aging in the waterproof restricted lifetime during use
It is rotten to crack, situations such as cement mortar ruptures, cause water resistance reduction even entirely ineffective, it is the later stage all using bringing
Inconvenience more.For especially for the ground in parking lot, due to bearing larger load for a long time, and vehicle is sailed to leave away load not
It is disconnected to change, therefore it is even more the situation for being susceptible to waterproof failure.
The content of the invention
It is an object of the invention to provide a kind of waterproof layer structure for parking lot ground, to solve to stop in the prior art
Parking lot ground waterproof layer easily fails the problem of leak, realizes the purpose for improving parking lot waterproof effect, increasing the service life.
The present invention is achieved through the following technical solutions：
A kind of waterproof layer structure for parking lot ground, including rammed earth bottom, on rammed earth bottom, from
It is lower and on lay concrete floor, cement mortar screeding layer, SBS modified asphalt waterproof coiled materials, cement mortar protective course, the successively
One reinforced concrete floor, haydite concrete layer, the second reinforced concrete floor, concrete surface layer.
Easily fail the problem of leak for waterproof layer in the prior art, and the present invention proposes a kind of for parking lot ground
Waterproof layer structure, including rammed earth bottom, lay concrete floor on rammed earth bottom, for carry with every
Absolutely, while improving intensity.Cement mortar screeding layer is set on concrete floor, and cement mortar screeding layer is by cement mortar
The levelling Rotating fields for constituting, are easy to lay waterproof construction thereon, it is ensured that ground level as basic unit.Cement mortar screeding layer
Upper laying SBS modified asphalt waterproof coiled materials are laid on SBS modified asphalt waterproof coiled materials another again as waterproof main material, afterwards
Layer cement mortar, that is, constitute cement mortar protective course, to carrying out directly covering above SBS modified asphalt waterproof coiled materials and protecting
Shield, reduces SBS modified asphalt waterproof coiled materials and is damaged broken risk, improves the protection to waterproof main material.Due to existing
The intensity of cement mortar protective course is still relatively low, is used still, but to holding as conventional bearing requirements ground waterproof not high
Load performance requirement still is apparent not enough for parking lot ground very high.Therefore as one of inventive point of the invention, in cement mortar
First reinforced concrete floor, the second reinforced concrete floor are set on protective layer, whole waterproof layer is improved using armored concrete
Intensity, improve waterproof layer anti-vibration break-resistance ability.Meanwhile, inventor's research is found, existing waterproof roll is produced and split
The reason for line is mostly parking lot not constant temperature, so Seasonal Temperature Difference change causes, and rubber is failed or cracking is produced, therefore the present invention is also
Haydite concrete layer is set between the first reinforced concrete floor, the second reinforced concrete floor, and haydite concrete is replaced with haydite
Stone as concrete aggregate, light weight, the haydite concrete thermal conductivity factor of high-quality can as little as 0.2~0.8W/ (mk),
It is lower than normal concrete 1~2 times, with good heat insulating effect, extraneous difference variation is advantageously reduced to the modified drips of SBS
The influence of blue or green waterproof roll, so as to reduce the amplitude of expanding with heat and contract with cold of waterproof roll, extends its service life.While haydite concrete
Elastic modelling quantity is low, therefore with excellent anti-seismic performance, it is also possible to the load such as ground pedestrian, vehicle are reduced in the waterproof layer of underground
The vibration interference brought of waterproof roll, so as to protect the modified drip of the cement sand bed under haydite concrete layer, SBS
Blue or green waterproof roll, greatly reduces the possibility for cracking, and is increased the service life with this.Further, since haydite surface is than broken
Stone is coarse, therefore haydite concrete inherently has certain water absorbing capacity, can be by water adsorption on its surface, therefore can also
Enough purposes for realizing improving waterproof effect.Haydite concrete layer is arranged on the first reinforced concrete floor, the second reinforced concrete floor
Between, by the armored concrete of two-layer high intensity, the protection of upper and lower both sides is carried out to haydite concrete layer, it is to avoid haydite coagulation
Soil is subject to physical impact and damaged, so that the structure of haydite concrete layer all the time completely, can give full play to, its is heat-insulated, subtract
Shake effect is without being interfered.It is pointed to simultaneously for the first reinforced concrete floor below, temperature can keep more steady
Fixed state, suffered vibration interference is also smaller, therefore causes that the first reinforced concrete floor also can by haydite concrete layer
Ensure stabilization, so that for waterproof roll provides excellent, stabilization a working environment.The topmost of this structure is concrete table
Layer, for carrying out covering protection to whole waterproof layer, making each Rotating fields of lower section will not be directly exposed to earth's surface, prevent physics
Destruction.
Preferably, the concrete floor is C30 concrete.It is that the concrete that is used of concrete floor is intensity etc.
The concrete of level C30, to ensure base plate strength, it is ensured that base plate can stablize the weight for carrying each Rotating fields in top.
Preferably, the concrete floor is the water-proof concrete of 0.6~2.5 MPa of impermeability pressure.Ensure backplane level
With good waterproof ability so that backplane level can constitute last one waterproof barrier as bottom structure of the present invention, from
And improving waterproof effect ensures waterproof ability.
Preferably, the haydite in the haydite concrete layer is the lytag of 5~20mm of particle diameter.Due in this programme
One of important function of haydite concrete is to carry out insulation, therefore preferably, from excellent insulation
The flyash-haydite concrete of performance, lytag due to internal porous, therefore with good heat insulation property.Meanwhile, hair
Found after person of good sense's research, when lytag particle diameter is between 5~20mm, with more excellent heat-insulating capability, therefore preferably
Flyash-haydite concrete in the range of this, the effect of heat insulation optimal so as to realize haydite concrete layer.
Preferably, the SBS modified asphalt waterproof coiled materials surface coating bitumastic.Bitumastic is a kind of pitch
Compound, is coated in SBS modified asphalt waterproof coiled materials surface, it is possible to increase the anti-onboard capabilities of SBS modified asphalt waterproof coiled materials
And temperature stability, while good endurance, therefore as preferred scheme of the invention, can further improve waterproof ability, pole
The service life of big extension waterproof layer.
Preferably, first reinforced concrete floor, the second reinforced concrete floor use the C20 microliths containing waterproofing agent
Concrete, and use the two-way reinforcements of 8@200.It is equal concrete in the first reinforced concrete floor, the second reinforced concrete floor
The pea gravel concreten of use intensity grade C20, alleged pea gravel concreten is not more than 15mm for maximum size of coarse aggregate in engineering
Concrete, with good density and the free degree, can reduce engineering overall cost, improve project progress, thus be accordingly used in
There is good economic worth in the present invention.Reinforcing bar in first reinforced concrete floor, the second reinforced concrete floor uses 8@200
Two-way reinforcement, is bottom muscle, gluten direction arrangement of reinforcement in length and breadth, bar diameter 8mm, spacing 200mm.Ensured by force by reinforcing bar with this
Degree.Waterproofing agent is added simultaneously, improves water resistance.
Preferably, the waterproofing agent consumption accounts for the 5% of weight concrete percentage.The excessive influence intensity of waterproofing agent consumption,
The too low poor waterproof properties of consumption, the waterproofing agent of accounting 5% is the optimal proportion drawn after inventor's long-term practice, it can be ensured that
There is excellent water resistance while intensity.
Preferably, the concrete surface layer is C30 pea gravel concretens.Concrete surface layer is directly to carry to be contacted with the external world
Top layer, therefore use intensity C30 pea gravel concretens higher, while construction costs is reduced with the duration, improve intensity, improve
Protection to bottom waterproof layer, increases the service life.
Further, the thickness relationship between each Rotating fields on the rammed earth bottom is, concrete floor:Water
Cement mortar screed-coat:SBS modified asphalt waterproof coiled materials:Cement mortar protective course:First reinforced concrete floor:Haydite concrete
Layer:Second reinforced concrete floor:Concrete surface layer=125:10:2:10:50:X:50:Y, wherein X take positive count, Y more than etc.
In 25.X takes positive count and represents that haydite concrete thickness degree is not limited, and under the thickness in this preferred scheme, each Rotating fields are sent out
The effect waved can get the greatest degree of optimization, while can be realized using less SBS modified asphalt waterproof coiled materials excellent
Good and lasting waterproof effect, advantageously reduces financial cost.
Preferably, the concrete bottom plate thickness be 250mm, cement mortar screeding thickness degree be 20mm, SBS modified pitch
Waterproof roll thickness is 4mm, cement mortar protective course thickness is 20mm, the first reinforced concrete floor thickness is 100mm, the second steel
Reinforced concrete thickness degree is the thickness of 100mm, concrete surface layer more than or equal to 50mm.As preferred scheme of the invention, haydite
Concrete layer thickness is not limited, and thicker waterproof effect is better, and the thickness of other each layers is set into above-mentioned thickness, whole waterproof thickness
Degree is moderate, on the premise of excellent waterproof ability is ensured, being capable of reduces cost, it is to avoid waterproof layer is blocked up to cause cost constantly to be climbed
The problem for rising, so as to realize bigger economic benefit.
The present invention compared with prior art, has the following advantages and advantages：
1st, a kind of waterproof layer structure for parking lot ground of the invention, setting cement mortar is looked on concrete floor
Flat bed, is easy to lay waterproof construction thereon, it is ensured that ground level as basic unit.SBS is laid on cement mortar screeding layer to change
Property asphalt water-proof coiled material lays another layer of cement mortar on SBS modified asphalt waterproof coiled materials again afterwards as waterproof main material,
Cement mortar protective course is constituted, to carrying out directly covering and protection, reduction SBS above SBS modified asphalt waterproof coiled materials
Modified asphalt waterproof coiled material is damaged broken risk, improves the protection to waterproof main material.Due to cement mortar protective course
Intensity is still relatively low, therefore sets the first reinforced concrete floor, the second reinforced concrete floor above again, using reinforced concrete
Soil improves the intensity of whole waterproof layer, improves the anti-vibration break-resistance ability of waterproof layer.Also in the first reinforced concrete floor, second
Haydite concrete layer is set between reinforced concrete floor, influence of the extraneous difference variation to SBS modified asphalt waterproof coiled materials is reduced,
So as to reduce the amplitude of expanding with heat and contract with cold of waterproof roll, extend its service life, reduce the load such as ground pedestrian, vehicle anti-to underground
The vibration interference that waterproof roll in water layer is brought, so as to protect cement sand bed, SBS under haydite concrete layer
Modified asphalt waterproof coiled material, greatly reduces the possibility for cracking, and is increased the service life with this.Further, since haydite table
Face is more coarse than rubble, therefore haydite concrete inherently has certain water absorbing capacity, can by water adsorption on its surface, because
This can also realize improving the purpose of waterproof effect.
2nd, a kind of waterproof layer structure for parking lot ground of the invention, haydite concrete layer is arranged on the first reinforced concrete
Between soil layer, the second reinforced concrete floor, by the armored concrete of two-layer high intensity, upper and lower two are carried out to haydite concrete layer
The protection of side, it is to avoid haydite concrete is damaged by physical impact, so that the structure of haydite concrete layer is complete all the time,
Its heat-insulated, damping effect can be given full play to without being interfered.Be pointed to the first reinforced concrete floor below simultaneously and
Speech, temperature can keep relatively stable state, and suffered vibration interference is also smaller, therefore cause the by haydite concrete layer
One reinforced concrete floor also ensure that stabilization, so that for waterproof roll provides excellent, stabilization a working environment.
3rd, a kind of waterproof layer structure for parking lot ground of the invention, haydite in haydite concrete layer for particle diameter 5~
The lytag of 20mm.Because one of important function of haydite concrete is to carry out insulation in this programme, therefore select
Flyash-haydite concrete with excellent thermal and insulating performance, lytag due to internal porous, therefore with good guarantor
Warm thermal insulation.Meanwhile, inventor research after find, when lytag particle diameter is between 5~20mm, with it is more excellent every
Heat energy power, therefore the flyash-haydite concrete preferably in the range of this, the effect of heat insulation optimal so as to realize haydite concrete layer.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the embodiment of the present invention, constitutes of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is the structural representation of the specific embodiment of the invention.
Mark and corresponding parts title in accompanying drawing：
1- rammed earth bottoms, 2- concrete floors, 3- cement mortar screedings layer, 4-SBS modified asphalt waterproof coiled materials, 5-
Cement mortar protective course, the reinforced concrete floors of 6- first, 7- haydite concretes layer, the reinforced concrete floors of 8- second, 9- concrete
Top layer.
Specific embodiment
To make the object, technical solutions and advantages of the present invention become more apparent, with reference to embodiment and accompanying drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation are only used for explaining the present invention, do not make
It is limitation of the invention.
Embodiment 1：
A kind of waterproof layer structure for parking lot ground as shown in Figure 1, including rammed earth bottom 1, in plain earth rammer
On real bottom 1, from bottom to top successively laying concrete floor 2, cement mortar screeding layer 3, SBS modified asphalt waterproof coiled materials 4,
Cement mortar protective course 5, the first reinforced concrete floor 6, haydite concrete the 7, second reinforced concrete floor 8, concrete surface layer of layer
9.The concrete floor 2 is the C30 water-proof concretes of 0.6 MPa of impermeability pressure.Wherein, the haydite in haydite concrete layer is
The lytag of particle diameter 5mm, its thermal conductivity factor 0.6W/ (mk)；The cement mortar screeding layer 3, cement mortar protective course 5
Used in the weight proportion of cement mortar be, cement:Sand:Water=1:3:0.6.The table of SBS modified asphalt waterproof coiled materials 4
Face coats bitumastic.First reinforced concrete floor 6, the second reinforced concrete floor 8 use the C20 containing waterproofing agent
Pea gravel concreten, and use the two-way reinforcements of 8@200.The waterproofing agent consumption accounts for the 5% of weight concrete percentage.The coagulation
Native top layer 9 is C30 pea gravel concretens.The thickness of the concrete floor 2 is 250mm, cement mortar screeding 3 thickness of layer are 20mm,
The thickness of SBS modified asphalt waterproof coiled materials 4 is 4mm, the thickness of cement mortar protective course 5 is 20mm, the thickness of the first reinforced concrete floor 6
Be 100mm, the thickness of the second reinforced concrete floor 8 be 100mm, concrete surface layer 9 thickness be equal to 60mm.
Embodiment 2：
A kind of waterproof layer structure for parking lot ground as shown in Figure 1, including rammed earth bottom 1, in plain earth rammer
On real bottom 1, from bottom to top successively laying concrete floor 2, cement mortar screeding layer 3, SBS modified asphalt waterproof coiled materials 4,
Cement mortar protective course 5, the first reinforced concrete floor 6, haydite concrete the 7, second reinforced concrete floor 8, concrete surface layer of layer
9.Wherein, the haydite in haydite concrete layer is the lytag of particle diameter 20mm, its thermal conductivity factor 0.45W/ (mk)；It is described
Concrete floor 2 is the C30 water-proof concretes of 2.5 MPas of impermeability pressure.Cement mortar screeding layer 3, the cement mortar protection
The weight proportion of cement mortar used in layer 5 is, cement:Sand:Water=1:3:0.6.The SBS modified asphalt waterproof coiled materials
4 surfaces coat bitumastic.First reinforced concrete floor 6, the second reinforced concrete floor 8 are used and contain waterproofing agent
C20 pea gravel concretens, and use the two-way reinforcements of 8@200.The waterproofing agent consumption accounts for the 5% of weight concrete percentage.It is described
Concrete surface layer 9 is C30 pea gravel concretens.The thickness of the concrete floor 2 is 125mm, cement mortar screeding 3 thickness of layer are
The thickness of 10mm, SBS modified asphalt waterproof coiled material 4 is 2mm, the thickness of cement mortar protective course 5 is 10mm, the first reinforced concrete floor
The thickness that 6 thickness are 50mm, the thickness of the second reinforced concrete floor 8 is 50mm, concrete surface layer 9 is equal to 25mm.
Comparative example 1：
On the basis of above-mentioned any embodiment, the lytag from different-grain diameter is made haydite concrete and is surveyed
Examination, haydite concrete layer thickness is identical, in the case of ambient temperature, humidity, pressure all same, its thermal conductivity factor is as follows
Table：
Can be drawn from upper table, when lytag particle diameter is between 5~20mm, thermal conductivity factor is in low value, special
Effect is ideal when not being 10~15mm of particle diameter, is easy to give full play to heat-proof quality, reduces the width that expands with heat and contract with cold of waterproof roll
Degree, extends its service life.Particle diameter is too low, and the aggregate of haydite concrete is excessively fine and close, instead results in space therebetween and tails off heat
Transmission is accelerated；Particle diameter is excessive, and the aggregate of haydite concrete is again excessively sparse, and other fillers are easily mixed in space on the contrary, together
Sample causes heat transfer to be accelerated.Therefore, the haydite in the present invention preferably haydite concrete layer is the flyash ceramic of 5~20mm of particle diameter
Grain, to obtain more excellent effect of heat insulation.
Above-described specific embodiment, has been carried out further to the purpose of the present invention, technical scheme and beneficial effect
Describe in detail, should be understood that and the foregoing is only specific embodiment of the invention, be not intended to limit the present invention
Protection domain, all any modification, equivalent substitution and improvements within the spirit and principles in the present invention, done etc. all should include
Within protection scope of the present invention.
Claims (10)
1. a kind of waterproof layer structure for parking lot ground, including rammed earth bottom (1), it is characterised in that in plain earth rammer
On real bottom (1), concrete floor (2), cement mortar screeding layer (3), SBS modified asphalt waterproofs are laid successively from bottom to top
Coiled material (4), cement mortar protective course (5), the first reinforced concrete floor (6), haydite concrete layer (7), the second armored concrete
Layer (8), concrete surface layer (9).
2. a kind of waterproof layer structure for parking lot ground according to claim 1, it is characterised in that the concrete
Base plate (2) is C30 concrete.
3. a kind of waterproof layer structure for parking lot ground according to claim 1, it is characterised in that the concrete
Base plate (2) is the water-proof concrete of 0.6~2.5 MPa of impermeability pressure.
4. a kind of waterproof layer structure for parking lot ground according to claim 1, it is characterised in that the haydite is mixed
Haydite in solidifying soil layer (7) is the lytag of 5~20mm of particle diameter.
5. a kind of waterproof layer structure for parking lot ground according to claim 1, it is characterised in that the SBS changes
Property asphalt water-proof coiled material (4) surface coating bitumastic.
6. a kind of waterproof layer structure for parking lot ground according to claim 1, it is characterised in that first steel
Reinforced concrete layer (6), the second reinforced concrete floor (8) use the C20 pea gravel concretens containing waterproofing agent, and use 8@200
Two-way reinforcement.
7. a kind of waterproof layer structure for parking lot ground according to claim 6, it is characterised in that the waterproofing agent
Consumption accounts for the 5% of weight concrete percentage.
8. a kind of waterproof layer structure for parking lot ground according to claim 1, it is characterised in that the concrete
Top layer (9) is C30 pea gravel concretens.
9. a kind of waterproof layer structure for parking lot ground according to any one of claim 1 to 8, its feature exists
It is in, the thickness relationship between each Rotating fields on the rammed earth bottom (1), concrete floor (2):Cement mortar is looked for
Flat bed (3):SBS modified asphalt waterproof coiled materials (4):Cement mortar protective course (5):First reinforced concrete floor (6):Haydite coagulation
Soil layer (7):Second reinforced concrete floor (8):Concrete surface layer (9)=125:10:2:10:50:X:50:Y, wherein X take arbitrarily
Positive number, Y is more than or equal to 25.
10. a kind of waterproof layer structure for parking lot ground according to any one of claim 1 to 8, its feature exists
In concrete floor (2) thickness is 250mm, cement mortar screeding layer (3) thickness for 20mm, SBS modified asphalt waterproof are rolled up
Material (4) thickness is that 4mm, cement mortar protective course (5) thickness are that 20mm, the first reinforced concrete floor (6) thickness are 100mm, the
Two reinforced concrete floors (8) thickness is the thickness of 100mm, concrete surface layer (9) more than or equal to 50mm.
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Cited By (1)
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| CN109881931A (en) * | 2019-04-16 | 2019-06-14 | 江苏省建筑设计研究院有限公司 | A kind of swimming pool water proof structure and its manufacturing method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109881931A (en) * | 2019-04-16 | 2019-06-14 | 江苏省建筑设计研究院有限公司 | A kind of swimming pool water proof structure and its manufacturing method |
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Application publication date: 20170531 |