CN108729319A - A kind of blanket type polyurethane paving structure layer and construction method - Google Patents
A kind of blanket type polyurethane paving structure layer and construction method Download PDFInfo
- Publication number
- CN108729319A CN108729319A CN201810664796.9A CN201810664796A CN108729319A CN 108729319 A CN108729319 A CN 108729319A CN 201810664796 A CN201810664796 A CN 201810664796A CN 108729319 A CN108729319 A CN 108729319A
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- Prior art keywords
- layer
- polyurethane
- blanket type
- paving structure
- road
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01C—CONSTRUCTION OF, OR SURFACES FOR, ROADS, SPORTS GROUNDS, OR THE LIKE; MACHINES OR AUXILIARY TOOLS FOR CONSTRUCTION OR REPAIR
- E01C5/00—Pavings made of prefabricated single units
Abstract
A kind of blanket type polyurethane paving structure layer and construction method, the invention belongs to new road construction applications, and in particular to a kind of blanket type polyurethane paving structure layer and construction method.The present invention is to solve existing blanket type pavement material is of high cost, construction technology is not perfect, the problem of durability difference.Blanket type polyurethane paving structure layer is made of polyurethane spreading material layer and adhesive layer；Construction method is divided into two kinds, and one is using polyurethane spreading material layer as road surface function overlay, another kind is using polyurethane spreading material layer as road structure face layer.The present invention is suitable for the overlay or upper layer of function path layer, inexpensive and environmental-friendly, can meet the features such as construction noise is small, and carbon emission is low, and construction efficiency is high and durability is good.
Description
Technical field
The invention belongs to new road construction applications, and in particular to a kind of blanket type polyurethane paving structure layer and construction party
Method.
Background technology
It is that flexible rollable Prefabricated road face layer is compared existing due to the high efficiency of its construction and maintenance that blanket type, which is mated formation,
Field paves the interference that can be greatly reduced for scheme to traffic, therefore as one of the road new material of most application prospect.
Existing blanket type is mated formation generally use cold moulding material or the material of main part mated formation as blanket type of pitch doping fiber flexibility layer,
But cold moulding material paving structure layer complex manufacturing technology, cost is higher, short-term significant application value useless.And pitch doping is fine
Dimension flexible layer manufacturing cost is greatly lowered relative to cold plastics technology, but the deficiency of self-strength and lacks skeleton structure
Support, high-temperature behavior is poor, directly results in blanket type paving structure layer durability variation.
Invention content
The present invention is to solve existing blanket type pavement material is of high cost, construction technology is not perfect, the problem of durability difference,
And provide a kind of blanket type polyurethane paving structure layer and construction method.
A kind of blanket type polyurethane paving structure layer is made of polyurethane spreading material layer and adhesive layer；The adhesive layer is used
In polyurethane spreading material layer is combined in road crust；The flooring mode of the blanket type polyurethane paving structure layer is divided into
Two kinds, one is using polyurethane spreading material layer as road surface function overlay, another kind is by polyurethane spreading material
Layer is as road structure face layer.
A kind of construction method of blanket type polyurethane paving structure layer is divided into two kinds, and one is by polyurethane spreading material layer
As road surface function overlay, another kind is using polyurethane spreading material layer as road structure face layer.
The beneficial effects of the invention are as follows：
The present invention is using polyurethane as blanket type paving structure layer, intensity and ductility between traditional pitch and cement
Between, it can not only take into account high-temperature behavior and cryogenic property simultaneously compared with traditional asphalt, moreover it is possible to have good bending property,
This provides technical foundation for the technological feasibility that blanket type is mated formation.In addition, because the production process of polyurethane is to pass through component
The mode of synthesis belongs to cool mix technology according to the sorting technique of bitumen construction, so very friendly to environment using polyurethane material
It is good.
Description of the drawings
Fig. 1 is the structural schematic diagram of polyurethane spreading material layer described in embodiment；Wherein 1 is polyurethane cell cube, and 2 be fibre
Tie up material.
Specific implementation mode
Specific implementation mode one：A kind of blanket type polyurethane paving structure layer of present embodiment is by polyurethane spreading material layer
It is formed with adhesive layer；The adhesive layer is for polyurethane spreading material layer to be combined in road crust；The poly- ammonia of blanket type
The flooring mode of ester paving structure layer is divided into two kinds, and one is overlayed polyurethane spreading material layer as road surface function
Layer, another kind are using polyurethane spreading material layer as road structure face layer.
Specific implementation mode two：The present embodiment is different from the first embodiment in that：The polyurethane spreading material
The thickness of layer is 20~40mm.Other are same as the specific embodiment one.
Specific implementation mode three：The present embodiment is different from the first and the second embodiment in that：The polyurethane is mated formation
Material layer is that the polyurethane cell cube 1 poured by factory is arranged closely on fibrous material 2 and is formed.Other and specific embodiment party
Formula one or two is identical.
Specific implementation mode four：Unlike one of present embodiment and specific implementation mode one to three：The polyurethane
The size of cell cube 1 is 200mm × 200mm, is highly 20~40mm.Other are identical as one of specific implementation mode one to three.
Specific implementation mode five：Unlike one of present embodiment and specific implementation mode one to four：The adhesive layer
Group be divided into bituminous epoxy, emulsified asphalt or high viscosity SBS modified pitch.One of other and specific implementation mode one to four phase
Together.Specific implementation mode six：A kind of construction method of blanket type polyurethane paving structure layer of present embodiment, when described by poly- ammonia
When flooring mode of the ester pavement material layer as road surface function overlay, it is carried out according to the following steps：
One, road pavement surface layer is cleaned, and is modified, and the road surface of smooth and clean is obtained；
Two, the road surface of smooth and clean is heated by the way of infrared or microwave, has been heated road surface；
Three, the spread binder on having heated road surface forms one layer of uniform adhesive layer on road surface；
Four, mated formation with tractor dragging polyurethane spreading material layer reel, and synchronize the polyurethane to the completion that paves
Pave-load layer is flattened using road roller.
The group of binder described in present embodiment is divided into bituminous epoxy, emulsified asphalt or high viscosity SBS modified pitch.
Specific implementation mode seven：Present embodiment is unlike specific implementation mode six：It is heated described in step 2
Temperature is 100 DEG C of selected binder softening point or more.Other are identical as specific implementation mode six.
Specific implementation mode eight：A kind of construction method of blanket type polyurethane paving structure layer of present embodiment, when described
Using polyurethane spreading material layer as when the flooring mode of road structure face layer, it is carried out according to the following steps：
One, road pavement surface layer carries out milling, and road crust is made to form milling layer；
Two, milling layer is cleaned, and is modified, obtain the road surface of smooth and clean；
Three, the road surface of smooth and clean is heated by the way of infrared or microwave, has been heated road surface；
Four, the spread binder on having heated road surface forms one layer of uniform adhesive layer on road surface；
Five, mated formation with tractor dragging polyurethane spreading material layer reel, and synchronize the polyurethane to the completion that paves
Pave-load layer is flattened using road roller.
The group of binder described in present embodiment is divided into bituminous epoxy, emulsified asphalt or high viscosity SBS modified pitch.
Specific implementation mode nine：Present embodiment is unlike specific implementation mode eight：It is heated described in step 3
Temperature is 100 DEG C of selected binder softening point or more.Other are identical as specific implementation mode eight.
Specific implementation mode ten：Present embodiment is unlike specific implementation mode eight or nine：Milling described in step 1
The thickness for digging layer is identical as the thickness of polyurethane spreading material layer described in step 5.Other and specific implementation mode eight or nine phases
Together.
Present embodiment can be according to the prefabricated polyurethane spreading material layer height of milling layer thickness, also can be according to prefabricated poly- ammonia
Ester pavement material layer height controls milling layer thickness.
Beneficial effects of the present invention are verified using following embodiment：
Embodiment：The present embodiment blanket type polyurethane paving structure layer includes prefabrication polyurethane spreading material layer, high
Degree is 20mm, and size is 200mm × 200mm.Road surface is cleaned, while modifying road surface, it is made to clean, is smooth.It adopts
Road is heated to 120 DEG C with infrared heating mode, all-in-one machine is then paved in heating uniform one layer of the spread in road surface using spread
The viscous SBS modified pitch of height, and drag prefabricated polyurethane spreading material layer reel and mat formation, synchronize the polyurethane to the completion that paves
Pave-load layer is flattened using road roller.The present embodiment using polyurethane as blanket type paving structure layer, intensity and ductility between
Between traditional pitch and cement, high-temperature behavior and cryogenic property can be not only taken into account simultaneously compared with traditional asphalt, moreover it is possible to have
Standby good bending property, this provides technical foundation for the technological feasibility that blanket type is mated formation.In addition, because the life of polyurethane
Production process is to belong to cool mix technology according to the sorting technique of bitumen construction, so using polyurethane by way of component synthesis
Material is very friendly to environment.
Claims (10)
1. a kind of blanket type polyurethane paving structure layer, it is characterised in that a kind of blanket type polyurethane paving structure layer is by polyurethane
Pavement material layer and adhesive layer composition；The adhesive layer is for polyurethane spreading material layer to be combined in road crust；It is described
The flooring mode of blanket type polyurethane paving structure layer is divided into two kinds, and one is using polyurethane spreading material layer as road surface
Function overlay, another kind are using polyurethane spreading material layer as road structure face layer.
2. a kind of blanket type polyurethane paving structure layer according to claim 1, it is characterised in that the polyurethane is mated formation
The thickness of material layer is 20~40mm.
3. a kind of blanket type polyurethane paving structure layer according to claim 1, it is characterised in that the polyurethane is mated formation
Material layer is that the polyurethane cell cube (1) poured by factory is arranged closely on fibrous material (2) and is formed.
4. a kind of blanket type polyurethane paving structure layer according to claim 3, it is characterised in that the polyurethane unit
The size of body (1) is 200mm × 200mm, is highly 20~40mm.
5. a kind of blanket type polyurethane paving structure layer according to claim 1, it is characterised in that the group of the adhesive layer
It is divided into bituminous epoxy, emulsified asphalt or high viscosity SBS modified pitch.
6. a kind of construction method of blanket type polyurethane paving structure layer as described in claim 1, it is characterised in that when described
Using polyurethane spreading material layer as when the flooring mode of road surface function overlay, it is carried out according to the following steps：
One, road pavement surface layer is cleaned, and is modified, and the road surface of smooth and clean is obtained；
Two, the road surface of smooth and clean is heated by the way of infrared or microwave, has been heated road surface；
Three, the spread binder on having heated road surface forms one layer of uniform adhesive layer on road surface；
Four, mated formation with tractor dragging polyurethane spreading material layer reel, and synchronize and mat formation to the polyurethane for the completion that paves
Layer is flattened using road roller.
7. a kind of construction method of blanket type polyurethane paving structure layer according to claim 6, it is characterised in that step
The temperature heated described in two is 100 DEG C of selected binder softening point or more.
8. a kind of construction method of blanket type polyurethane paving structure layer as described in claim 1, it is characterised in that when described
Using polyurethane spreading material layer as when the flooring mode of road structure face layer, it is carried out according to the following steps：
One, road pavement surface layer carries out milling, and road crust is made to form milling layer；
Two, milling layer is cleaned, and is modified, obtain the road surface of smooth and clean；
Three, the road surface of smooth and clean is heated by the way of infrared or microwave, has been heated road surface；
Four, the spread binder on having heated road surface forms one layer of uniform adhesive layer on road surface；
Five, mated formation with tractor dragging polyurethane spreading material layer reel, and synchronize and mat formation to the polyurethane for the completion that paves
Layer is flattened using road roller.
9. a kind of construction method of blanket type polyurethane paving structure layer according to claim 8, it is characterised in that step
The temperature heated described in three is 100 DEG C of selected binder softening point or more.
10. a kind of construction method of blanket type polyurethane paving structure layer according to claim 8, it is characterised in that step
The thickness of milling layer described in one is identical as the thickness of polyurethane spreading material layer described in step 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810664796.9A CN108729319A (en) | 2018-06-25 | 2018-06-25 | A kind of blanket type polyurethane paving structure layer and construction method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810664796.9A CN108729319A (en) | 2018-06-25 | 2018-06-25 | A kind of blanket type polyurethane paving structure layer and construction method |
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| CN108729319A true CN108729319A (en) | 2018-11-02 |
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| CN201810664796.9A Pending CN108729319A (en) | 2018-06-25 | 2018-06-25 | A kind of blanket type polyurethane paving structure layer and construction method |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203782564U (en) * | 2014-01-20 | 2014-08-20 | 安徽省交通规划设计研究院有限公司 | Thin-layer modified polyurethane steel bridge deck pavement structure |
| CN105696434A (en) * | 2014-11-25 | 2016-06-22 | 北京市政路桥管理养护集团有限公司 | Bituminous binder for carpet bituminous mixture pavement and application thereof |
| CN205874896U (en) * | 2016-07-19 | 2017-01-11 | 陈行忠 | Ventilative formula runway coiled material of prefabricated type |
-
2018
- 2018-06-25 CN CN201810664796.9A patent/CN108729319A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203782564U (en) * | 2014-01-20 | 2014-08-20 | 安徽省交通规划设计研究院有限公司 | Thin-layer modified polyurethane steel bridge deck pavement structure |
| CN105696434A (en) * | 2014-11-25 | 2016-06-22 | 北京市政路桥管理养护集团有限公司 | Bituminous binder for carpet bituminous mixture pavement and application thereof |
| CN205874896U (en) * | 2016-07-19 | 2017-01-11 | 陈行忠 | Ventilative formula runway coiled material of prefabricated type |
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