CN105239485B - Water drainage curb and the asphalt roads with discharge structure - Google Patents

Water drainage curb and the asphalt roads with discharge structure Download PDF

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Publication number
CN105239485B
CN105239485B CN201510646207.0A CN201510646207A CN105239485B CN 105239485 B CN105239485 B CN 105239485B CN 201510646207 A CN201510646207 A CN 201510646207A CN 105239485 B CN105239485 B CN 105239485B
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China
Prior art keywords
concrete block
pervious concrete
bituminous paving
waterproof
waterproof main
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CN105239485A (en
Inventor
王阳
程小亮
叶春
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Wisdri Engineering and Research Incorporation Ltd
Wisdri Urban Construction Engineering Technology Co Ltd
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Wisdri Engineering and Research Incorporation Ltd
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Abstract

The present invention relates to bituminous paving draining, a kind of water drainage curb is provided, including waterproof main body, waterproof main body offers neck, pervious concrete block is embedded with neck, neck is set along waterproof principal length direction, in offering some permeable blind holes on the side wall of neck, each permeable blind hole is respectively positioned on the surface of pervious concrete block, and the port of each permeable blind hole is respectively positioned on the outer surface of waterproof main body;A kind of asphalt roads with discharge structure, including above-mentioned kerbstone are also provided.Pervious concrete block is embedded with the waterproof main body of the present invention, and it is arranged above some permeable blind holes in the pervious concrete block, being located at the ponding of bituminous paving upper surface to this can be penetrated into pervious concrete block by permeable blind hole, and the backwater in bituminous paving also can be laterally flow in pervious concrete block, by pervious concrete block, the rainwater of its interior aggregation can be discharged in time, so that rainwater can be discharged in time inside and outside bituminous paving, it is ensured that its service life.

Description

Water drainage curb and the asphalt roads with discharge structure
Technical field
The present invention relates to bituminous paving draining, more particularly to a kind of water drainage curb and the pitch road with discharge structure Road.
Background technology
Bituminous concrete is a kind of porous media, itself there are many holes, and rainwater can pass through hole, the crack on road surface etc. Oozed under place to road surface structare layer.By《Highway drainage design specification》(JTG/TD33-2012) formula provided, which is calculated, understands, The amount that rainy day 7.5m penetrates into pavement structure per linear meter(lin.m.) road table water in wide bituminous paving longitudinal direction is 1.125m3/(d·m).Only make by evaporation It is difficult to drain so many impounded water inside asphalt pavement structure in time with being, a large amount of pavement damage status investigations and uses experience Show, be the main cause for causing or accelerating pavement damage into the water in pavement structure.
Water penetration filler is commonly used in highway and fills earth shoulder, and road is constituted with horizontal outlet pipe, filtration fabrics (geotextiles) Face edge drainage system;In order to discharge backwater inside paving structure on bridge floor, often set at deck paving edge rubble sewer or Edge sewer is constituted with spiral drain and pointing, sewer connects with discharge opening, the water inside discharge deck paving.But Two kinds of edge drainage system constructions are complex, and the duration is longer.Current town road bituminous paving does not both use draining generally Basic unit, is also not provided with pavement edge drainage system, while the edge on road surface is precast concrete kerbstone (being commonly called as serratd edge), resistance The lateral flow of Free water in pavement structure has been kept off, has caused the water prolonged stay entered inside pavement structure, can not discharge, road surface Structure is in water-saturated state for a long time, reduces pavement strength, one as bituminous paving Random early Detection especially Moisture Damage is big Inducement.
The content of the invention
It is an object of the invention to provide a kind of water drainage curb, it is intended to for solving the existing road for being equipped with bituminous paving The problem of road draining is relatively difficult.
What the present invention was realized in:
The embodiment of the present invention provides a kind of water drainage curb, including the waterproof main body extended along link length direction, institute State waterproof main body and offered towards the road side and pervious concrete block, the neck are embedded with neck, the neck Set, offered on the wherein side wall of the neck perpendicular to the waterproof master along the waterproof principal length direction Some permeable blind holes in body length direction, each permeable blind hole is respectively positioned on the surface of the pervious concrete block, and each institute State permeable blind hole along its length on port be respectively positioned on the waterproof main body towards on the outer surface of the road side.
Further, using sealing glue sticking between the pervious concrete block and the neck inwall.
Further, in addition to recline and support the concrete backrest of the waterproof main body, and the concrete backrest Highly it is less than the height of the waterproof main body.
Specifically, the backrest includes horizontal part and vertical portion, and the waterproof main body is located on the horizontal part, institute State vertical portion and be posted by the side that the waterproof main body deviates from road.
Further, the width of the pervious concrete block is not more than the half of the waterproof body width.
Specifically, the water-permeable cement concrete of the pervious concrete block is by coarse aggregate and cement base cementitious matter mix shape Into, and when preparing the pervious concrete block its interior ratio of mud value be 0.25~0.35 between.
The embodiment of the present invention also provides a kind of asphalt roads with discharge structure, including roadbed and is layed in the road Bituminous paving on base, the bituminous paving is disposed with some inlets for stom water along its length, each in the bituminous paving Side is provided with some above-mentioned water drainage curbs, and length direction of each waterproof main body along the bituminous paving is spelled successively Connect and higher than the bituminous paving, each pervious concrete block is connected just to the bituminous paving and with the inlet for stom water.
Further, tar seal is equipped with the upper surface of the roadbed, the bituminous paving is layed in the pitch On sealing.
Further, the bottom of the pervious concrete block is not less than the upper surface of the roadbed.
Further, the seam between the two neighboring pervious concrete block and the corresponding two waterproof main bodys it Between seam stagger.
The invention has the advantages that:
In the kerbstone of the present invention, neck is offered in the side of waterproof main body, pervious concrete block is installed in this In neck, on the basis of kerbstone bulk strength is ensured, certain water guide function is also made it have, is answered when by this kerbstone When on asphalt roads, the part rainwater that pervious concrete block can play a part of on seepage ditch, bituminous paving can be along horizontal stroke It to flowing into inlet for stom water, can also be flowed into each permeable blind hole with part rainwater, then penetrate into corresponding permeable by each permeable blind hole In concrete, and the rainwater that bituminous paving penetrates into may also flow into longitudinally disposed pervious concrete, and be converged in pervious concrete The rainwater of collection is then directed in inlet for stom water along longitudinal direction, i.e., can not only discharge bituminous paving in time by the kerbstone of this structure Interior backwater, can also effectively clear up ponding of the bituminous paving upper surface at kerbstone, so as to extend bituminous paving Service life, while it can also ensure that intensity requirement, anticollision ability is strong, in addition the waterproof main body of this kerbstone with it is permeable Concrete block can be prefabricated, constructs fairly simple.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing There is the accompanying drawing used required in technology description to be briefly described, it should be apparent that, drawings in the following description are only this Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with Other accompanying drawings are obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the asphalt roads provided in an embodiment of the present invention with discharge structure;
Fig. 2 is embedded with the structure of the waterproof main body of pervious concrete block for Fig. 1 asphalt roads with discharge structure Schematic diagram;
Fig. 3 is embedded in the structural representation of neck for the pervious concrete block of Fig. 1 asphalt roads with discharge structure;
Fig. 4 is the draining schematic diagram of Fig. 1 asphalt roads with discharge structure;
Fig. 5 is the drainage flow path figure of Fig. 1 asphalt roads with discharge structure.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.It is based on Embodiment in the present invention, it is all other that those of ordinary skill in the art are obtained under the premise of creative work is not made Embodiment, belongs to the scope of protection of the invention.
Referring to Fig. 1-Fig. 3, the embodiment of the present invention provides a kind of water drainage curb, including waterproof main body 11 and permeable mixed Solidifying soil block 12, length direction extension of the waterproof main body 11 along road, is generally disposed at the both sides of road, and in waterproof main body 11 towards offering neck 111 on the side of road, i.e. its medial surface, and pervious concrete block 12 is then embedded at the neck 111 Interior, neck 111 is also set along the length direction of waterproof main body 11, is offered on a wherein inwall for neck 111 some Permeable blind hole 112, each permeable blind hole 112 is set along the length direction perpendicular to waterproof main body 11, and is respectively positioned on permeable mixed The surface of solidifying soil block 12, each permeable blind hole 112 along its length on port be respectively positioned on waterproof main body 11 towards road On the outer surface of side.In the present invention, each permeable blind hole 112 above has Single port along its length and the port is positioned at impermeable Water main body 11 is towards on the outer surface of road side, while each permeable blind hole 112 is also connected with neck 111, it is specially each The section of water blind hole 112 is semicircle, and it has the opening towards neck 111, when pervious concrete block is embedded at into neck 111 After interior, the opening of each permeable blind hole 112 is towards pervious concrete block 12, after being entered to this water by the port of permeable blind hole 112 It can be penetrated into by its opening in pervious concrete block 12, there are two kinds of water guide modes to this kerbstone 1 provided in an embodiment of the present invention, One of which is that water directly penetrates into pervious concrete block 12 and flowed along the length direction of the pervious concrete block 12, another Then first penetrated into again in pervious concrete block 12 through each permeable blind hole 112 for water, because each permeable blind hole 112 is located at pervious concrete The surface of block 12, then the kerbstone 1 of this structure can carry out drain measure to the water of different height.Usually, permeable blind hole 112 length is identical with the width of pervious concrete block 12, and equal along each permeable blind hole 112 of length direction of waterproof main body 11 Even distribution, 9 permeable blind holes 112 are generally offered for the waterproof main body 11 that length is 1m or so thereon, i.e., two neighboring The permeable spacing of blind hole 112 is 10cm, a diameter of 2cm of each permeable blind hole 112.
Referring to Fig. 2 and Fig. 3, further, fluid sealant 13 is used between the inwall of pervious concrete block 12 and neck 111 It is bonded.In the present embodiment, pervious concrete block 12 and waterproof main body 11 are prefabrication, again will be permeable mixed in construction Solidifying soil block 12 is embedded in neck 111, the appearance and size of this neck 111 should be slightly bigger than pervious concrete block 12 it is convenient both it Between installation, and when pervious concrete block 12 is embedded in neck 111, the inwall of pervious concrete block 12 and neck 111 Between should have three contact surfaces, the respectively bottom surface of neck 111 and up and down two side walls are applied at these three contact surfaces Fluid sealant 13 is wiped with, formation is Nian Jie between pervious concrete block 12 and the inwall of neck 111 so that pervious concrete block 12 stablizes embedding In waterproof main body 11, sealing is not provided with the opening of each permeable blind hole 112 of the correspondence of pervious concrete block 12 certainly Glue, polyurethane sealant can be used for fluid sealant 13, and adhesive effect is preferable.The width dimensions of usual pervious concrete block 12 should The depth of the neck 111 opened up in the half of the no more than waterproof width of main body 11, i.e., waterproof main body 11 should be no more than impermeable The half of water main body 11, the concrete strength of mainly waterproof main body 11 is more than the concrete strength of pervious concrete block 12, It can ensure the overall intensity requirement of kerbstone 1 by limiting the width of pervious concrete block 12.
Referring to Fig. 1, optimize above-described embodiment, kerbstone 1 also includes concrete backrest 14, its height is less than waterproof master The height of body 11, is mainly used in the waterproof main body 11 of support that reclines.In the present embodiment, concrete backrest 14 is prefabrication, mainly Poured using C15 pea gravel concretens, in construction, it forms gusseted in waterproof main body 11 away from road side, can be with Avoid the bituminous paving 2 at asphalt road surface 2 that kerbstone 1 is extruded into displacement laterally.The structure of concrete backrest 14 is refined, It is made up of two parts, respectively horizontal part 141 and vertical portion 142, and in the preparation prepared by both one certainly, mixed after shaping Solidifying soil backrest 14 is in L-shaped, during construction, first lays concrete backrest 14, then installs waterproof main body 11 in horizontal part 141 On, now the vertical portion 142 of concrete backrest 14 is posted by the side that waterproof main body 11 deviates from road.Optimised coagulation can be continued The structure of native backrest 14, the top of its vertical portion 142 have along waterproof main body 11 to the direction of vertical portion 142 tilt down it is oblique Plane, strengthens support effect of the vertical portion 142 to waterproof main body 11.
Referring to Fig. 3, specifically, waterproof main body and the pervious concrete block 12 of kerbstone 1 are prefabrication, wherein impermeable Water main body using common C30 it is concrete prefabricated, and the water-permeable cement concrete used in pervious concrete block 12 be by coarse aggregate with The concrete with continuous pore structure that cement base cementitious matter is formed through mix, it has larger permeability, in order to ensure Compression strength, aggregate size is unsuitable excessive, and coarse aggregate selects 5~10mm single Stone, and fine aggregate selects natural sand, as general Gather materials after crushing, crush values of gathering materials should be less than 15.0%, flat-elongated particles content is less than 15.0%, clay content is less than 1.0%, and When carrying out mix, its interior ratio of mud value is between 0.25~0.35 so that the apparent density of water-permeable cement concrete is more than 2500kg/m3, accumulation porosity is less than 47.0%.Such as when pervious concrete design strength grade be C30, infiltration coefficient >= During 3m/s, per 5~10mm of cubic meter of concrete single Stone consumption 1500kg/m3, design porosity is 19.5%, water ash Than 0.3, initial cement consumption 420kg/m3, volume sand ratio 15%, the consumption 56kg/m of sand3, final cement consumption 357kg/m3, Water consumption 107kg/m3, rule of thumb trial mix determine water reducer consumption 2.3kg/m3, it is prefabricated after concrete block actual measurement pressure resistance Degree meets up to 30.6MPa《Water-permeable cement concrete pavement technique code》(CJJ/T135-2009) related request.
Referring to Fig. 1, Fig. 4 and Fig. 5, the embodiment of the present invention also provides a kind of asphalt roads with discharge structure, including Roadbed 3 and bituminous paving 2, bituminous paving 2 are layed on roadbed 3, some inlets for stom water 21 are provided with bituminous paving 2, respectively 21 points of inlet for stom water is arranged at intervals for two groups, each group of each inlet for stom water 21 along the length direction of bituminous paving 2, due to asphalt road Face 2 is low for middle high both sides in the horizontal in laying, and this each inlet for stom water 21 may be contained within the two edges of bituminous paving 2, Each inlet for stom water 21 is also connected with municipal drainage system simultaneously, and the rainwater on bituminous paving 2 first laterally flows to two edges, then indulges To flowing to corresponding inlet for stom water 21, and then flowed into by each inlet for stom water 21 in municipal drainage system, certainly at each inlet for stom water 21 Also it is provided with rain perforaled strainer to be covered, asphalt roads also includes some above-mentioned kerbstones 1, each kerbstone 1 is also classified into two Group, respectively positioned at the both sides of bituminous paving 2, the length direction of each group of each waterproof main body 11 along bituminous paving 2 is spelled successively Connect and higher than bituminous paving 2, and each pervious concrete block 12 is then connected just to bituminous paving 2 and with corresponding inlet for stom water 21, and Each permeable blind hole 112 protrudes the upper surface of bituminous paving.In the present embodiment, above-mentioned kerbstone 1 is applied to asphalt roads On, the upper surface of the non-bulging bituminous paving 2 of each pervious concrete block 12 after the completion of construction, roadbed 3 is surely laid using water, for The part rainwater of the upper surface of bituminous paving 2 converges to corresponding inlet for stom water 21 under the guiding function of waterproof main body 11, simultaneously Also there is part rainwater to be directly entered when flowing to waterproof main body 11 in each permeable blind hole 112, and oozed by each permeable blind hole 112 Thoroughly extremely in corresponding pervious concrete block 12, corresponding permeable coagulation then can be directly converged to for the backwater in bituminous paving 2 In soil block 12, and the rainwater being collected in each pervious concrete block 12 can be then flow in corresponding inlet for stom water 21 along longitudinal direction, that is, is led to The backwater in bituminous paving 2 can not only be discharged in time by crossing the kerbstone 1 of this structure, while can also avoid in bituminous paving There is ponding 2 upper surface at kerbstone 1, and it can effectively ensure that the service life of bituminous paving 2.Bituminous paving 2 is usual With three-decker, upper layer 22, middle surface layer 23 and cutting optimal 24 are vertically included successively, is spread successively from the bottom to top If, and cutting optimal 24 is layed on roadbed 3.
Referring again to Fig. 1, optimize above-described embodiment, be equipped with tar seal 31 on the upper surface of roadbed 3, and asphalt road Face 2 is then layed on tar seal 31.In the present embodiment, tar seal 31 is waterproof construction, roadbed 3 and bituminous paving 2 it Between have additional tar seal 31 so that penetrating into the rainwater in bituminous paving 2 and being difficult to continue to penetrate into influence roadbed 3 in roadbed 3 makes With the life-span, the rainwater of infiltration bituminous paving 2 can be transversely flow in corresponding pervious concrete block 12.For this structure shape Formula, the bottom of each pervious concrete block 12 should be not less than the upper surface of roadbed 3, and the bottom of specially each pervious concrete block 12 is not Less than tar seal 31, relatively, the backwater in bituminous paving 2 can be exported both height in time certainly.
Referring to Fig. 1 and Fig. 4, further, seam between two neighboring pervious concrete block 12 with corresponding two Seam between waterproof main body 11 staggers setting.In the present invention, the prefabricated length of waterproof main body 11 is 1m or so, road two The waterproof main body 11 of side is spliced using multiple successively, accordingly pervious concrete block 12 be also it is multiple splice successively, will Waterproof main body 11 and the seam of pervious concrete block 12 stagger, it is possible to prevente effectively from the backwater in bituminous paving 2 is by waterproof Seam between main body 11 is laterally oozed out, and then the stability connected between the two neighboring waterproof main body 11 of influence, for phase Use cement mortar stable connection between the waterproof main body 11 of adjacent two, and can be between two neighboring pervious concrete block 12 Only need contact, it would however also be possible to employ seepy material is connected, it is ensured that flowing of the backwater along the longitudinal direction of pervious concrete block 12.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention God is with principle, and any modification, equivalent substitution and improvements made etc. should be included in the scope of the protection.

Claims (10)

1. a kind of water drainage curb, including the waterproof main body extended along link length direction, it is characterised in that:It is described waterproof Main body is offered towards the road side is embedded with pervious concrete block in neck, the neck, described in the neck edge not Permeable principal length direction is set, and is offered on the wherein side wall of the neck perpendicular to the waterproof principal length side To some permeable blind holes, each permeable blind hole is respectively positioned on the surface of the pervious concrete block, and each described permeable blind Hole along its length on port be respectively positioned on the waterproof main body towards on the outer surface of the road side.
2. water drainage curb as claimed in claim 1, it is characterised in that:The pervious concrete block and the neck inwall it Between using sealing glue sticking.
3. water drainage curb as claimed in claim 1, it is characterised in that:Also include the mixed of the support waterproof main body that recline Solidifying soil backrest, and height of the height less than the waterproof main body of the concrete backrest.
4. water drainage curb as claimed in claim 3, it is characterised in that:The backrest includes horizontal part and vertical portion, institute Waterproof main body is stated on the horizontal part, the vertical portion is posted by the side that the waterproof main body deviates from road.
5. water drainage curb as claimed in claim 1, it is characterised in that:The width of the pervious concrete block is not more than described The half of waterproof body width.
6. water drainage curb as claimed in claim 1, it is characterised in that:The water-permeable cement concrete of the pervious concrete block Formed by coarse aggregate with cement base cementitious matter mix, and when preparing the pervious concrete block its interior ratio of mud value be 0.25~ Between 0.35.
7. a kind of asphalt roads with discharge structure, including roadbed and the bituminous paving that is layed on the roadbed, it is described Bituminous paving is disposed with some inlets for stom water along its length, it is characterised in that:It is respectively provided with the bituminous paving per side There are some water drainage curbs as described in claim any one of 1-6, length of each waterproof main body along the bituminous paving Degree direction is spliced and higher than the bituminous paving successively, each pervious concrete block just to the bituminous paving and with the rain The mouth of a river is connected, and each permeable blind hole protrudes the upper surface of the bituminous paving.
8. there is the asphalt roads of discharge structure as claimed in claim 7, it is characterised in that:Spread in the upper surface of the roadbed Provided with tar seal, the bituminous paving is layed on the tar seal.
9. there is the asphalt roads of discharge structure as claimed in claim 7, it is characterised in that:The bottom of the pervious concrete block Portion is not less than the upper surface of the roadbed.
10. there is the asphalt roads of discharge structure as claimed in claim 7, it is characterised in that:It is two neighboring described permeable mixed Seam between solidifying soil block staggers with the seam between the corresponding two waterproof main bodys.
CN201510646207.0A 2015-10-09 2015-10-09 Water drainage curb and the asphalt roads with discharge structure Active CN105239485B (en)

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CN105239485B true CN105239485B (en) 2017-09-01

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Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106284020A (en) * 2016-08-29 2017-01-04 郑瀚 A kind of waterproofing type kerbstone and construction method thereof
CN109680586B (en) * 2019-03-20 2021-07-13 苏州交通工程集团有限公司 Pavement asphalt laying method
CN112176818A (en) * 2020-07-18 2021-01-05 王春成 Drainage structure for highway engineering

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3862493B2 (en) * 2000-09-12 2006-12-27 株式会社イトーヨーギョー Boundary block
CN2517769Y (en) * 2001-11-30 2002-10-23 付长彪 Environmental protection edge separation stone
CN201187022Y (en) * 2007-10-31 2009-01-28 北京仁创生态环保科技有限公司 Permeable road kerb
CN201695293U (en) * 2010-05-18 2011-01-05 北京仁创科技集团有限公司 Curbstones and road including same
KR20130006579A (en) * 2012-12-12 2013-01-17 한국토형와전 주식회사 Environmental permeation block and method thereof
CN203475267U (en) * 2013-09-06 2014-03-12 广州市恒盛建设工程有限公司 Curb for water-permeable asphalt greenway pavement
CN104032644B (en) * 2014-06-24 2016-05-25 深圳市建筑科学研究院股份有限公司 The manufacture method of road rain water percolating device and road rain water percolating device

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