CN209397458U - The combined type permeable pavement structure that permeability flexible surface layer is combined with rigid porous base course - Google Patents
The combined type permeable pavement structure that permeability flexible surface layer is combined with rigid porous base course Download PDFInfo
- Publication number
- CN209397458U CN209397458U CN201822077954.9U CN201822077954U CN209397458U CN 209397458 U CN209397458 U CN 209397458U CN 201822077954 U CN201822077954 U CN 201822077954U CN 209397458 U CN209397458 U CN 209397458U
- Authority
- CN
- China
- Prior art keywords
- layer
- surface layer
- combined
- slag
- steel slag
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- 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
Landscapes
- Road Paving Structures (AREA)
Abstract
The utility model discloses the combined type permeable pavement structures that a kind of permeability flexible surface layer is combined with rigid porous base course, which includes the surface layer being from top to bottom sequentially arranged, gluing layer, base, underlayment and soil matrix.Surface layer is the pervious asphalt surface layer that pervious asphalt concrete is formed, gluing layer is emulsified asphalt or heated bitumen, base is steel slag permeable concrete base, and graded broken stone layer, single particle size Slag Layer or gradation Slag Layer can be used in underlayment, and the material in soil matrix is sand or clay.The combined type permeable pavement structure has the advantage that (1) permeable breathable is good, using the Permeable characteristic of every layer of structure, surface gathered water can be quickly excluded on rainy day, reduces pumping equipment burden, rainwater infiltration, which enters soil matrix, can effectively supplement urban groundwater, system of keeping ecological balance；(2) alleviate tropical island effect, there is excellent environmental benefit.
Description
Technical field
The utility model relates to pavement structure technical fields, more particularly to permeability flexible surface layer and rigid porous base course group
The combined type permeable pavement structure of conjunction.
Background technique
The irrationality of urban planning and construction is to cause the one of the major reasons of urban ecological problem.In Process of Urban Development
In, largely urban surface, these fluid-tight urban surfaces are covered using the material water-proof materials such as cement concrete and asphalt
Covering has separated contacting between natural soils and atmosphere, causes huge between urban ecological environment and natural ecological environment
Big difference, so that urban residential environment constantly deteriorates.
The 1960s, Europe some national such as Germany, France, Britain, Italy propose drainage road
The concept in face, and application is realized in Germany first.China begins one's study drainage pavement in early stage the 1990s, has taken so far
Obtained some achievements, domestic certain cities a plurality of drainage pavement of making.
Steel slag generation rate in the whole world is about the 12~20% of crude steel yield at present, abandons using steel slag as waste, not only accounts for
With a large amount of land resource, pollution also is caused to environment.In order to adapt to the fast development of steel and iron industry, in recent years, steel is respectively produced
How state all will refer to and have been achieved for significant achievement in important schedule using the problem of steel slag.Wherein steel
Slag can serve as a kind of material built the road, and be applied to road engineering, studies have shown that steel slag has preferable pavement performance.
Comprehensive reutilization steel slag can not only reduce steel-making cost, bring direct economic benefit, and be conducive to environmental protection,
With very big society and ecological benefits.In conclusion how to apply to steel slag in permeable pavement structure had become one both
It has an economic benefit and has the problem of environmental benefit, the utility model then provides the answer of this problem.
Utility model content
To solve the above problems, the utility model provides a kind of permeability flexible surface layer and rigid porous base course group
This industrial waste of steel slag material is added in this configuration, and utilizes pervious asphalt face for the combined type permeable pavement structure of conjunction
Layer reaches corresponding permeable effect and Structural strength calls with the complex form of pervious concrete base, for this purpose, this reality
The combined type permeable pavement structure combined with novel offer permeability flexible surface layer with rigid porous base course, the permeable road of combined type
Face structure setting is on roadbed, it is characterised in that: the structure include be arranged in the surface layer being from top to bottom sequentially arranged on roadbed,
Gluing layer, base, underlayment and roadbed, the surface layer is the pervious asphalt surface layer that pervious asphalt concrete is formed, described to cohere
Layer is emulsified asphalt or heated bitumen sticks layer, and the base is steel slag permeable concrete base, and the underlayment uses graded broken stone
Layer or single particle size Slag Layer or gradation Slag Layer, the roadbed are made of sand or clay.
It is further improved as the utility model, the pervious asphalt surface layer uses PAC-10 or PAC-13, voidage
Generally up to 18~25%, with a thickness of 3~6cm.
It is further improved as the utility model, the steel slag partial size mixed in the steel slag permeable concrete base is 5
~15mm, groundwork thickness is 10~15cm, and this layer of compression strength answers >=C30, and flexural strength >=4.0Mpa, coefficient of permeability should be big
In 3.0 × 10-2cm/s。
It is further improved as the utility model, the fine aggregate of graded broken stone layer chooses the stone generated in rubble process
Bits are primary raw material, and coarse aggregate uses limestone slabstone, and the layer is with a thickness of 15~20cm.
It is further improved as the utility model, the steel slag partial size of single particle size Slag Layer is 5~15mm, and the thickness degree
For 10~15cm.
As the utility model be further improved, gradation Slag Layer with a thickness of 15~20cm.
It is further improved as the utility model, the steel slag permeable concrete base, single particle size Slag Layer and grade
Apparent density >=3.1 × 10 should be met with the steel slag mixed in Slag Layer3Kg/m3, immersion expansion rate answer≤2.0%, and steel
Its crush values answers≤6% when slag particle diameter is 5~15mm.
The combined type permeable pavement structure that a kind of permeability flexible surface layer of the utility model is combined with rigid porous base course, has
Following advantage；
(1) the application is mixed using the steel slag that partial size is 5~15mm as aggregate with adhesives such as cement, constitutes steel slag
Pervious concrete base.The water permeability of steel slag waste material and structure sheaf can be made full use of.
(2) the application full impregnated ability of swimming pavement structure can exclude rapidly rainwater in the rainy day, and road table is made not generate runoff, improve row
Vehicle safety.
(3) the big gap structure of the application road table, can reduce traffic noise, road table temperature can be made to be significantly less than in summer close
Reality road surface, alleviates urban heat land effect, meets the environmental protection concept in sponge city.
(4) the application car lane, non-motorized lane and pavement use this structure, because its surface layer is pervious asphalt
Layer, can guarantee consistent with the appearance of car lane, and urban road is made to seem more beautiful.
Detailed description of the invention
Fig. 1 is the novel combined permeable pavement structure structural schematic diagram of the utility model embodiment 1；
Fig. 2 is the novel combined permeable pavement structure structural schematic diagram of the utility model embodiment 2.
Specific embodiment
The utility model is described in further detail with specific embodiment with reference to the accompanying drawing:
The utility model provides a kind of combined type permeable pavement structure that permeability flexible surface layer is combined with rigid porous base course,
This industrial waste of steel slag material is added in this configuration, and utilizes the compound of pervious asphalt surface layer and pervious concrete base
Form reaches corresponding permeable effect.
The combined type permeable pavement structure that a kind of permeability flexible surface layer of the utility model is combined with rigid porous base course, it is described
Combined type permeable pavement structure be arranged on roadbed, it is characterised in that: the structure include be arranged on roadbed from top to bottom according to
Surface layer, gluing layer, base, underlayment and the soil matrix of secondary arrangement, the surface layer are the pervious asphalt that pervious asphalt concrete is formed
Surface layer, the gluing layer is emulsified asphalt or heated bitumen sticks layer, and the base is steel slag permeable concrete base, the underlayment
It is made of using graded broken stone layer or single particle size Slag Layer or gradation Slag Layer, the soil matrix sand or clay, wherein have 3~
The pervious asphalt surface layer of 6cm；The steel slag permeable concrete base of 10~15cm, wherein the partial size of steel slag is 5~15mm；15~
The gradation Slag Layer and soil matrix of the graded broken stone layer of 20cm or the single particle size Slag Layer of 10~15cm or 15~20cm.
Its further feature is as follows:
The pervious asphalt surface layer is formed using big gap water-permeating pitch mixed material PAC-10 or PAC-13, and voidage is logical
Often up to 18~25%, the layer is with a thickness of 3~6cm.
The steel slag partial size mixed in the steel slag permeable concrete base is 5~15mm, and groundwork thickness is 10~15cm,
And this layer of compression strength answers >=C30, flexural strength >=4.0Mpa, coefficient of permeability should be greater than 3.0 × 10-2cm/s。
The steel slag partial size of the single particle size Slag Layer is 5~15mm, and the layer is with a thickness of 10~15cm.
The gradation of steel slag requires that table 1 should be met in the gradation Slag Layer, and the layer is with a thickness of 15~20cm.
1 gradation slag as aggregate ratio requirement of table
The steel slag mixed in the steel slag permeable concrete base, single particle size Slag Layer and gradation Slag Layer should expire
Sufficient apparent density >=3.1 × 103kg/m3, immersion expansion rate answers≤2.0%, and its crush values is answered when steel slag partial size is 5~15mm
≤ 6%.
The roadbed is made of sand or clay, it is ensured that rainwater can continue lower infiltration with recharge of groundwater.
Wherein steel slag Partial Physical Property used in the examples is as shown in table 2 below, but is not limited only to this.
The technical indicator that 2 steel slag special type of table is gathered materials
| Technical indicator | Unit | Testing result |
| Apparent density | kg/m3 | 3100~3900 |
| Robustness | % | 1 |
| Wearing valve | % | 14 |
| Vickers hardness | ? | 740 |
| Crush values (5~15mm) | % | < 6 |
Embodiment 1: refering to fig. 1, a kind of combined type permeable pavement structure, comprising: the PAC-10 surface layer 1 of 4cm designs hole
Rate is 20%；The steel slag permeable concrete base 2 of 12cm, steel slag partial size are 5~15mm；The gravel-sorted subbase 3 of 20cm with
And the roadbed 4 by compacting.Wherein 0.3L/m is dispensed between surface layer 1 and base 22Liquid petroleum pitch as glutinous layer.?
In more optimized scheme, it can suitably increase and decrease each thickness degree according to the size of the volume of traffic, the example is for undertaking Pedestrian Load
The non-motorized lane on pavement and non-motor vehicle load.
Embodiment 2: referring to Fig.2, a kind of novel combined permeable pavement structure, comprising: the PAC-13 surface layer 1 of 5cm, design
Porosity is 22%；The steel slag permeable concrete base 2 of 15cm, steel slag partial size are 5~15mm；The gradation steel slag underlayment of 20cm
3 and by compacting roadbed 4.Wherein 0.4L/m is dispensed between surface layer 1 and base 22Emulsified asphalt as glutinous layer.More
In the scheme of optimization, it can suitably increase and decrease each thickness degree according to the size of the volume of traffic, the example is for undertaking non-motor vehicle load
Non-motorized lane with undertake the car lane of medium motor vehicle load.
The above descriptions are merely preferred embodiments of the present invention, is not to make any other to the utility model
The limitation of form, and according to any modification or equivalent variations made by the technical essence of the utility model, it is practical new to still fall within this
Type range claimed.
Claims (6)
1. the combined type permeable pavement structure that permeability flexible surface layer is combined with rigid porous base course, the combined type porous pavement knot
Structure is arranged on roadbed, it is characterised in that: the structure includes the surface layer being from top to bottom sequentially arranged, gluing layer, base, base
Layer and roadbed, the surface layer are the pervious asphalt surface layer that pervious asphalt concrete is formed, and the gluing layer is emulsified asphalt or heat
Tack coat, the base are steel slag permeable concrete base, and the underlayment uses graded broken stone layer or single particle size steel slag
Layer or gradation Slag Layer, the roadbed are made of sand or clay.
2. the combined type permeable pavement structure that permeability flexible surface layer according to claim 1 is combined with rigid porous base course,
It is characterized by: the pervious asphalt surface layer uses the road surface PAC-10 or PAC-13, voidage up to 18 ~ 25%, with a thickness of 3 ~
6cm。
3. the combined type permeable pavement structure that permeability flexible surface layer according to claim 1 is combined with rigid porous base course,
It is characterized by: the steel slag partial size mixed in the steel slag permeable concrete base be 5 ~ 15mm, groundwork thickness be 10 ~
15cm, and this layer of compression strength answers >=C30, flexural strength >=4.0Mpa, coefficient of permeability should be greater than 3.0 × 10-2cm/s。
4. the combined type permeable pavement structure that permeability flexible surface layer according to claim 1 is combined with rigid porous base course,
It is characterized by: the steel slag partial size of single particle size Slag Layer is 5 ~ 15mm, and the layer is with a thickness of 10 ~ 15cm.
5. the combined type permeable pavement structure that permeability flexible surface layer according to claim 1 is combined with rigid porous base course,
It is characterized by: gradation Slag Layer with a thickness of 15 ~ 20cm.
6. the combined type permeable pavement structure that permeability flexible surface layer according to claim 1 is combined with rigid porous base course,
It is characterized by: the steel slag mixed in the steel slag permeable concrete base, single particle size Slag Layer and gradation Slag Layer
Apparent density >=3.1 × 10 should be met3 kg/m3, immersion expansion rate answers≤2.0%, and its crush values when steel slag partial size is 5 ~ 15mm
Answer≤6%.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822077954.9U CN209397458U (en) | 2018-12-12 | 2018-12-12 | The combined type permeable pavement structure that permeability flexible surface layer is combined with rigid porous base course |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822077954.9U CN209397458U (en) | 2018-12-12 | 2018-12-12 | The combined type permeable pavement structure that permeability flexible surface layer is combined with rigid porous base course |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209397458U true CN209397458U (en) | 2019-09-17 |
Family
ID=67894382
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822077954.9U Active CN209397458U (en) | 2018-12-12 | 2018-12-12 | The combined type permeable pavement structure that permeability flexible surface layer is combined with rigid porous base course |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209397458U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110593046A (en) * | 2019-09-30 | 2019-12-20 | 上海市政工程设计研究总院（集团）有限公司 | High-strength durable steel slag permeable asphalt pavement structure |
-
2018
- 2018-12-12 CN CN201822077954.9U patent/CN209397458U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110593046A (en) * | 2019-09-30 | 2019-12-20 | 上海市政工程设计研究总院（集团）有限公司 | High-strength durable steel slag permeable asphalt pavement structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202031001U (en) | Compound water-permeable road structure | |
| CN200981968Y (en) | Water permeability footway | |
| CN107226648B (en) | Diamond dust tailing composite sand-based ecological water permeable brick and preparation method thereof | |
| CN204875416U (en) | Porous pavement structure | |
| CN109594445A (en) | A kind of ecology environmental protection color asphalt paving and its construction method | |
| CN101190833A (en) | Water permeable concrete and manufacturing method thereof | |
| CN206902493U (en) | A kind of undisguised material permeable concrete ground structure | |
| CN109111155B (en) | Pervious concrete system prepared from construction waste and preparation method thereof | |
| CN209741599U (en) | can improve road surface structure of basic unit intensity of permeating water | |
| CN110846968B (en) | Permeable asphalt pavement structure | |
| CN106116358A (en) | High-performance permeable concrete system prepared by a kind of building waste and preparation method thereof | |
| CN107245922A (en) | Elastic water-permeable brick of a kind of double-decker and preparation method thereof | |
| CN111072333A (en) | Permeable concrete structure and preparation process thereof | |
| CN209555691U (en) | A kind of ecology environmental protection color asphalt paving | |
| CN103803925B (en) | A kind of mixing material of pervious surface and constructional method thereof | |
| CN209397458U (en) | The combined type permeable pavement structure that permeability flexible surface layer is combined with rigid porous base course | |
| CN211547135U (en) | Steel fiber concrete water permeable brick for increasing underwater seepage amount of rain | |
| CN206385425U (en) | A kind of ecological permeable road surface | |
| CN203890838U (en) | Environment-friendly stone-like paver | |
| CN106431124B (en) | Water-retaining water-permeable concrete prepared from construction waste and preparation method thereof | |
| CN1644799A (en) | Porous brickwalk laying method | |
| TW201600677A (en) | Brick structure and manufacture method for the brick structure | |
| CN106758669A (en) | A kind of ecological permeable road surface | |
| CN208594460U (en) | A kind of permeable pavement pavement structure applied to sponge urban construction | |
| CN203923835U (en) | Ecological rubble terrace structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |