CN206828400U - A kind of precast concrete porous pavement plate, porous pavement - Google Patents
A kind of precast concrete porous pavement plate, porous pavement Download PDFInfo
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- CN206828400U CN206828400U CN201621314898.0U CN201621314898U CN206828400U CN 206828400 U CN206828400 U CN 206828400U CN 201621314898 U CN201621314898 U CN 201621314898U CN 206828400 U CN206828400 U CN 206828400U
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- porous pavement
- surface layer
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
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Abstract
The utility model is a kind of precast concrete porous pavement plate, porous pavement.The porous pavement board finish is permeable surface layer or impervious blanket；The road deck length is 400mm~1800mm, and width is 300mm~900mm, 100 mm of thickness~200mm；Porous pavement plate has the 0.5% 2% cambered surface gradient with surface layer center to surrounding.The porous pavement is respectively soil matrix layer, basal layer, levelling adhesive linkage, precast concrete porous pavement plate from top to bottom.The good water permeability of porous pavement plate described in the utility model, resistance to compression, High anti bending strength, frost resistance are good, wear-resisting antiskid.Road surface installation laying rear stability is good, and high capacity, can greatly take on a new look existing pavior brick bad hydraulic permeability, flimsy situation so that road surface is attractive in appearance, securely.
Description
Technical field
The utility model belongs to extrusion forming concrete prefabricated board technical field, more particularly to a kind of precast concrete is permeable
Road deck, porous pavement.
Background technology
As city-building develops, urban ground is gradually covered by stone material and concrete, but the road surface shortage mated formation is permeable
Property and gas permeability, rainwater can not permeate the ground and be lost in, air-locked road surface can not carry out heat and exchange of moisture with air.Lack
The regulating power of weary temperature, humidity, produce city " tropical island effect ".The fluid-tight easy ponding of road surface is unfavorable for passing through, collection
During middle rainfall, water is concentrated through pipe network draining, easily forms urban waterlogging.On October 17th, 2015, the General Office of the State Council printed and distributed
《On promoting the instruction of sponge urban construction》；On March 18th, 2015 lives the portion of building and printed and distributed《Sponge urban subject planning is worked out
Temporary provisions》.It is comprehensive to take measures such as " ooze, be stagnant, storing, net, use, row " by sponge urban construction, city is reduced to greatest extent
Influence of city's development ＆ construction to ecological environment, by 70% rainfall on-site elimination and utilization.
Porous pavement has good permeable, permeability, the surface water can be made to rapidly permeate into underground, prevent surface gathered water,
Soil absorption retains moisture, improves the life condition of urban ground plant and edaphon.Water and heat is absorbed, adjusts earth's surface
Humiture, to regulation urban microclimate, alleviate urban heat land effect play the role of it is larger.Water-permeable brick and pervious concrete are in city
" ooze, be stagnant " function is played in city in sponge city, be one of the important composition in " sponge city ".
Permeable pavement brick being widely used in town road, and have existing national standard《Permeable pavement brick and permeable
Road deck》GB/T25993-2010.There is technical target of the product but to be provided without specification in standard, the existing permeable road in market
Face brick (plate) specification is smaller, length≤500mm, width≤250mm, thickness≤80mm.Concrete strength is low, wearability
Difference, anti-freezing property difference etc., the quality problems such as come off, fracture, collapsing are frequently occurred in use, influence walk, increase dimension
Cost is protected, influences city look and feel.
The content of the invention
To solve the above problems, the utility model provides a kind of precast concrete porous pavement trigger and porous pavement.
The precast concrete porous pavement plate includes the porous base course under surface layer and surface layer, and the surface layer is permeable surface layer or impermeable
Water surface layer.
The road deck length is 400mm~1800mm, and width is 300mm~900mm, thickness 100mm~200mm.
Porous pavement plate has the 0.5%-2% cambered surface gradient with surface layer center to surrounding.
Further, the thickness of the surface layer is 10mm~60mm, and groundwork thickness is 90mm~190mm.
Further, disjoint circular curve bar groove is provided with surface layer, all lines can connect after laying installation,
And various patterns can be assemblied to form.
Respectively soil matrix layer, basal layer, bonding screed-coat, above-mentioned precast concrete are saturating from top to bottom for the porous pavement
Water route panel.
Further, the material of the basal layer is pervious concrete or cement.
Further, the material of the bonding screed-coat is dry permeable cement mortar.
Further, the gap between each porous pavement plate is 5mm-50mm.
Further, the gap between each porous pavement plate uses dry permeable cement mortar filleting.
Further, the groove on adjacent porous pavement plate being capable of UNICOM.
The beneficial effects of the utility model are：
The good water permeability of porous pavement plate described in the utility model, resistance to compression, High anti bending strength, frost resistance are good, wear-resisting antiskid.
Road surface installation laying rear stability is good, and high capacity, can greatly take on a new look existing pavior brick bad hydraulic permeability, flimsy situation,
So that road surface is attractive in appearance, securely.
Brief description of the drawings
Fig. 1 is the cross-section structure of porous pavement plate.
Fig. 2 is the schematic diagram that porous pavement plate face plate is assembled into different pattern.
Fig. 3 is the level sectional view of porous pavement.
Embodiment
As shown in figure 1, porous pavement plate described in the utility model includes the porous base course 2 under surface layer 1 and surface layer 1, it is described
Surface layer 1 can carry out combination of materials according to permeable or waterproof demand.When for permeable panel when, panel constituent include water,
Cement, mineral admixture, fine sand, water reducer.When for waterproof panel when, panel constituent include water, cement, mineral blend
Material, fine sand, coarse sand, water reducer.Preferably, the component of surface layer 1 also includes additive, and the additive includes silylation hydrophober
And/or polyacrylate dispersion and/or polyvinyl alcohol and/or polyvinyl acetate emulsion and/or polymer dispersion powder.That is, add
Agent can select one or several kinds therein.
The constituent of the porous base course 2 includes water, cement, mineral admixture, rubble, water reducer.Preferably, it is permeable
The component of basic unit 2 also includes additive, and the additive includes silylation hydrophober and/or polyvinyl alcohol and/or polyvinyl acetate
Emulsion and/or polymer dispersion powder.That is, additive can select one or several kinds therein.The design of porous base course 2 causes
Porous pavement plate integrally has good permeable, permeability.
The effect to each material illustrates below.
0.315mm~1.25mm fine sand：Normal sands, quartz sand, colored sand etc. may be selected.
1.25mm~5.0mm coarse sand：Normal sands, quartz sand, colored sand etc. may be selected.
Rubble：5.0mm~20.0mm, coarse aggregate (general aggregate) may be selected.
Cement：May be selected white portland cement (white and tint color concrete binder materials), portland cement or
(black, deep colored and true qualities concrete binder materials may be selected) in Portland cement.
Mineral admixture：High-performance mineral admixture, may be selected binder materials, improve concrete mix service behaviour and
Enhancing.
Coloring earth：Inorganic mineral pigments, available for modulating concrete color.
Water reducer：Improve concrete mix service behaviour and enhancing.
Silylation hydrophober：For antifouling, the suppression accumulation of salt in the surface soil, freeze thawing resistance, uvioresistant.
Polyacrylate dispersion：For antifouling, the suppression accumulation of salt in the surface soil, freeze thawing resistance, uvioresistant.
Polyvinyl alcohol：For strengthening anti-wear performance.
Polyvinyl acetate emulsion：For strengthening wear-resisting, improvement mixture service behaviour, ensure presentation quality.
Polymer dispersion powder：For improving mixture service behaviour, ensure presentation quality.
It should be noted that polyvinyl alcohol uses after should first dissolving water when in use, the water contained in water reducer and chemical materials
Deducted in water consumption, water reducer can do corresponding adjustment according to working performance of concrete requirement, and coloring earth is according to road deck
Color requires selection pigment variety, pigment combination and volume.
According to road deck performance requirement, in the preparation of surface layer, silylation hydrophober and/or polyacrylate dispersion and/
Or polyvinyl alcohol and/or polyvinyl acetate emulsion and/or polymer dispersion powder can partly add or all additions.
Preferably, in order to improve the rupture strength of porous pavement plate, mineral admixture, diminishing are added in porous pavement plate
The additives such as agent, polyacrylate dispersion, polyvinyl alcohol, rupture strength can reach Rf4.5、Rf5.0、、Rf5.5 etc., reach raising
Road deck bearing capacity and wear-resisting purpose.
Preferably, in order to improve the service life of porous pavement plate, silylation hydrophober is added in porous pavement plate, is gathered
The additives such as acrylic acid ester emulsion, it can reach antifouling, suppress the accumulation of salt in the surface soil, uvioresistant, freeze thawing resistance and other effects.Anti-freezing property can reach
D100, D200, D300 etc..
Preferably, the additives such as polyvinyl acetate emulsion, polymer dispersion powder are added in porous pavement plate, reach improvement
Concrete mix workability, ensure road deck presentation quality, improve toughness of concrete.
Table 1 is surface layer 1, the proportioning example of porous base course 2.
The form of road deck described in the utility model is introduced below.
The porous pavement plate length is 400mm~1800mm, and width is 300mm~900mm, thickness 100mm~
200mm.And the length of plate and the ratio of thickness are not less than 4.Length and width by increasing road deck improves the stabilization of plate
Property, increase thickness improves panel bearing capacity.Product specification such as (length × width x thickness mm):300mm×600mm×100mm、600mm
× 600mm × 120mm, 600mm × 1200mm × 160mm, 900mm × 1800mm × 200mm etc..
The thickness of surface layer 1 is 10mm~60mm, and the thickness of porous base course 2 is 90mm~190mm.
The surface of surface layer 1 can be pressed into moulding and the pattern of needs, including plate is halted in blind road plate and sidewalk for visually impaired people, can also be configured to need
The color wanted.Surface layer 1 can also use general aggregate, quartz aggregate and colored aggregate combination collocation, and fill coloring earth toning,
Undisguised material PROCESS FOR TREATMENT is done, reaches different decorative effects.Preferably, surface layer 1 can do the processing of the rough surface such as sandblasting, and raising rubs
Wipe coefficient and improve non-skid property.
During using impervious blanket, road deck has the 0.5%-2% cambered surface gradient with the center of surface layer 1 to surrounding, utilizes
Plate stitch is permeable and basic unit is permeable.
As shown in a, b, c, d in Fig. 2, disjoint circular curve bar groove is set in porous pavement board finish 1, laid
Each lines can connect after installation, and can be assemblied to form various patterns.
The construction procedure of above-mentioned porous pavement plate is illustrated below.
Step 1：Soil treatment.The levelling compacting of soil matrix to laying pavement structure plate, ensure that soil matrix is closely knit, uniform steady
Fixed, compactness is not lower than 90%.
Step 2：Basal layer is constructed.Pervious concrete basis or cement stabilizing layer basis can be used.Use cement stabilizing layer
When basic, ballast grain sizes 2.50-31.5mm, 7 days unconfined compressive strength >=2.5MPa, coefficient of permeability >=1.0 × 10-2 lis
Meter per second.Can be buried in permeable stabilized zone with non-woven geotextile wrap up porous plastics pipe or concrete water filter pipe, the both ends of pipe with
Drainpipe (ditch) is connected.
Step 3：It is bonded screed-coat.The dry cement mortar screeding prepared using the sand of 0.63mm-2.50mm particle diameters,
It is bonded intensity >=7.5MPa of screed-coat, coefficient of permeability >=1.0 × 10-2Cel.
Step 4：Installation.Road deck is laid on bonding screed-coat, plate stitch is controlled in 5mm-50mm
Step 5：Filleting.The dry cement mortar filleting prepared using the sand of 0.63mm-2.50mm particle diameters, filleting sand
Starch intensity >=7.5MPa, coefficient of permeability >=1.0 × 10-2Cel.Caulking material has suitable intensity and water penetration, can be with
Porous base course coordinates imported into underground by the moisture on surface, the surface water is rapidly permeated into underground, prevents surface gathered water, soil absorption
Retain moisture, improve the life condition of urban ground plant and edaphon, and adjust the humiture on ground.
Porous pavement profile is as shown in Figure 3, from top to bottom respectively soil matrix 6, basal layer 5, bond screed-coat 4, road surface
Plate 3.The groove of adjacent porous pavement plate can UNICOM, formed drainage channel.
Filleting mortar mix ratio is as shown in table 2：
Claims (7)
- A kind of 1. precast concrete porous pavement plate, it is characterised in that including the porous base course under surface layer and surface layer, the surface layer For permeable surface layer or impervious blanket；The road deck length is 400mm~1800mm, and width is 300mm~900mm, 100 mm of thickness~200mm；Porous pavement plate has the 0.5%-2% cambered surface gradient with surface layer center to surrounding;The thickness of the surface layer is 10 mm~60mm, and groundwork thickness is 90 mm~190mm;Disjoint circular curve bar groove is provided with surface layer, all lines can connect after laying installation, and can be assemblied to form Various patterns.
- 2. a kind of porous pavement, it is characterised in that the porous pavement is respectively soil matrix layer from top to bottom, basal layer, levelling viscous Connect layer, the precast concrete porous pavement plate described in claim 1.
- 3. porous pavement as claimed in claim 2, it is characterised in that the material of the basal layer is pervious concrete or water Mud stabilized zone.
- 4. porous pavement as claimed in claim 2, it is characterised in that the material of the levelling adhesive linkage is the permeable water of dry Cement mortar.
- 5. porous pavement as claimed in claim 2, it is characterised in that the gap between each porous pavement plate is 5 mm- 50mm。
- 6. porous pavement as claimed in claim 5, it is characterised in that the gap between each porous pavement plate uses dry Permeable cement mortar filleting.
- 7. porous pavement as claimed in claim 5, it is characterised in that the groove on adjacent porous pavement plate being capable of UNICOM.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621314898.0U CN206828400U (en) | 2016-12-02 | 2016-12-02 | A kind of precast concrete porous pavement plate, porous pavement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621314898.0U CN206828400U (en) | 2016-12-02 | 2016-12-02 | A kind of precast concrete porous pavement plate, porous pavement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206828400U true CN206828400U (en) | 2018-01-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621314898.0U Expired - Fee Related CN206828400U (en) | 2016-12-02 | 2016-12-02 | A kind of precast concrete porous pavement plate, porous pavement |
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| CN (1) | CN206828400U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114855531A (en) * | 2021-01-20 | 2022-08-05 | 杭州路丽新材料有限公司 | Colored wear-resistant anti-skid pavement structure and construction method thereof |
-
2016
- 2016-12-02 CN CN201621314898.0U patent/CN206828400U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114855531A (en) * | 2021-01-20 | 2022-08-05 | 杭州路丽新材料有限公司 | Colored wear-resistant anti-skid pavement structure and construction method thereof |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180102 Termination date: 20191202 |