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
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.
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.