CN106702843A - Metal alloy material for self repair of asphalt pavement and application of metal alloy material - Google Patents
Metal alloy material for self repair of asphalt pavement and application of metal alloy material Download PDFInfo
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- CN106702843A CN106702843A CN201611034938.0A CN201611034938A CN106702843A CN 106702843 A CN106702843 A CN 106702843A CN 201611034938 A CN201611034938 A CN 201611034938A CN 106702843 A CN106702843 A CN 106702843A
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- Prior art keywords
- metal alloy
- alloy compositions
- bituminous paving
- asphalt layer
- layer
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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
- E01C7/00—Coherent pavings made in situ
- E01C7/08—Coherent pavings made in situ made of road-metal and binders
- E01C7/18—Coherent pavings made in situ made of road-metal and binders of road-metal and bituminous binders
- E01C7/187—Repairing bituminous covers, e.g. regeneration of the covering material in situ, application of a new bituminous topping
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Structures (AREA)
- Road Repair (AREA)
Abstract
The invention discloses a metal alloy material for self repair of an asphalt pavement and application of the metal alloy material. The metal alloy material for self repair of the asphalt pavement is made from martensitic steel. The deformed metal alloy material is subjected to electric or magnetic or thermal scanning till the temperature of the deformed metal alloy material exceeds a first preset temperature, and the metal alloy material restores to the shape before deformation after electric or magnetic or thermal scanning is canceled. The metal alloy material is a titanium-base alloy or a nickel-base alloy or an iron-base alloy and is in a strip or thread shape. The asphalt pavement with a self repair function comprises an asphalt mixture layer and a metal alloy layer which is horizontally laid in the asphalt mixture layer and comprises the various metal alloy materials, and gaps exist between the adjacent metal alloy materials. The metal alloy material for self repair of the asphalt pavement can be used for conducting long-term and sustainable automatic repair on the asphalt pavement, and the asphalt pavement self-repair technology is low in cost and small in influence on the environment.
Description
Technical field
The present invention relates to asphalt pavement technique field, espespecially a kind of metal alloy compositions for bituminous paving selfreparing and
Its application.
Background technology
All the time, the maintenance on asphalt roads or road surface and maintenance are passive, once there is rut, crack, push away and gather around
Common Asphalt Pavement Damage, the technical measures such as typically can again spread to repair and support using grouting joint filling, milling feed supplement, milling
Shield.These tradition and the measure of routine and technology not only expend substantial amounts of human and material resources and financial resources, and manufacture noise,
Dust, flue gas etc. pollute.Additionally, the road maintenance measure of routine also results in the bituminous paving of reparation unsightly.
At present, those skilled in the art have had been developed for carry out bituminous paving the technology of automatic reparation, for example,
Bituminous paving is implanted into by by repairing capsule, the selfreparing of bituminous paving, this kind of skill are realized by the selfreparing of repairing capsule
Art can avoid the pollutions such as manufacture noise, dust, flue gas, and reduce the consuming of human and material resources and financial resources.But this kind of technology pair
The reparation of bituminous paving does not have continuation, causes the number of times repaired to bituminous paving limited, and the region of disease especially occurred,
The automatic reparation of 1~2 time can only be realized.
Therefore, the applicant be devoted to providing a kind of new metal alloy compositions for bituminous paving selfreparing and its
Using.
The content of the invention
It is an object of the invention to provide the metal alloy compositions for bituminous paving selfreparing and its application, metal alloy material
Material can be used for carrying out bituminous paving long-term, continuable automatic reparation, the low cost of this bituminous paving self-repair technology,
Influence to environment is small.
In order to solve the above technical problems, the invention provides a kind of metal alloy compositions for bituminous paving selfreparing,
The metal alloy compositions are martensite steel；The metal alloy compositions deform under external force, to the gold after deformation
Category alloy material carries out electricity, magnetic or heat scan to its temperature more than the first preset temperature, after removing the electricity, magnetic or heat scan,
The metal alloy compositions recover the shape before deformation；The metal alloy compositions are that titanium-base alloy, nickel-base alloy or iron-based are closed
Gold；The metal alloy compositions are bar shaped or thread.
Preferably, the amplitude of deformation of the metal alloy compositions is 0~10%.
Preferably, the titanium-base alloy is Ti-Nb bases, Ti-Ta bases or Ti-Zr based alloys；The nickel-base alloy is Ni-Cu
Base, Ni-Cr bases, Ni-Mo bases, Ni-Cr-Mo (W) bases or Ni-Cr-Mo-Cu based alloys；The ferrous alloy be Fe-Mn-Si bases,
Fe-Ni-Co-X bases, Fe-Pt bases or Fe-Pd based alloys.
Preferably, the length of the metal alloy compositions is 0.01~30m；And/or；The metal alloy compositions it is transversal
The maximum gauge in face is 0.1~10mm.
The invention also discloses it is a kind of can selfreparing bituminous paving, including：Asphalt layer；Metal alloy layer, puts down
It is laid in the asphalt layer, including has between multiple above-mentioned metal alloy compositions, and the adjacent metal alloy compositions
There is gap.
Preferably, the weight accounting of the metal alloy layer is 0.2~2%；And/or；In the metal alloy compositions
In the vertical direction of length direction, the spacing between the metal alloy compositions is 0.01~0.1m.
The invention also discloses a kind of method for repairing above-mentioned bituminous paving：Carried out at the deformed region of bituminous paving
Electricity, magnetic or heat scan, make the temperature of metal alloy compositions in the deformed region more than the first preset temperature, and the metal is closed
The martensitic phase of golden material disappears, and after removing the electricity, magnetic or heat scan, the metal alloy compositions recover the shape before deformation
Shape, the metal alloy compositions drive the deformed region of the bituminous paving to recover the shape before deformation.
The invention also discloses it is a kind of it is above-mentioned can selfreparing bituminous paving laying method, including step：
S10：The first asphalt layer is laid, the thickness of the first asphalt layer is the first preset thickness；
S20：The metal alloy layer is laid on first asphalt layer, the metal alloy layer includes multiple
The metal alloy compositions；
S30：The second asphalt layer, the thickness of the second asphalt layer are laid on first asphalt layer
It is the second preset thickness to spend, and second asphalt layer covering metal alloy layer；
S40：It is compacted on second asphalt layer.
Preferably, in the step S10, the first asphalt layer is laid with the first paver；In the step
In rapid S30, the second asphalt layer is laid with the second paver；First paver and second paver it
Between spacing be 10~30m.
Preferably, in step S20, the metal alloy layer includes multiple rows of metal alloy compositions, and multiple rows of metal is closed
Side by side parallel is set golden material along a first direction, and multiple metal alloy compositions, and institute are often included in row's metal alloy compositions
The bearing of trend for stating metal alloy compositions is vertical with the first direction；In step s 30, the second asphalt layer edge
The first direction laying.
Metal alloy compositions for bituminous paving selfreparing of the invention, can selfreparing bituminous paving and its selfreparing
Method, laying method can realize following any one beneficial effect.
1st, the metal alloy compositions for bituminous paving selfreparing of the invention are arranged in bituminous paving, and bituminous paving becomes
Shape can cause the deformation of metal alloy compositions, metal alloy compositions be carried out with electricity, magnetic or heat scan pre- more than first to its temperature
If temperature, so that the martensitic phase of metal alloy compositions disappears, austenite phase is gradually converted into, when electricity, magnetic or heat scan are removed
After going, metal alloy compositions recover martensitic phase, and return to deformation before shape, and drive bituminous paving recover deformation before
Shape, so as to realize the selfreparing of bituminous paving.
2nd, it is of the invention can selfreparing asphalt pavement structure it is simple, only need to be by electricity, magnetic or heat scan deformed region, just
Self-repair procedure can be completed, its selfreparing simple operation, efficiency high, low cost, and do not pollute the environment, meeting environmental protection will
Ask.
3rd, it is of the invention can selfreparing bituminous paving in process of deployment, the bearing of trend of metal alloy compositions and second
The laying direction of asphalt layer is vertical, and so setting can avoid metal alloy compositions from laying the second asphalt layer
During be pulled away, so as to be conducive to the laying of metal alloy layer.
Brief description of the drawings
The present invention is described in further detail with reference to the accompanying drawings and detailed description：
Fig. 1 be it is of the invention can selfreparing bituminous paving a kind of specific embodiment structural representation；
Fig. 2 be shown in Fig. 1 can selfreparing bituminous paving sectional view.
Drawing reference numeral explanation：
Asphalt layer 10, the first asphalt layer 11, the first asphalt layer 12；
Metal alloy layer 20, metal alloy compositions 21.
Specific embodiment
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
The accompanying drawing to be used needed for having technology description is 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.
Embodiment one
Embodiment one discloses a kind of metal alloy compositions for bituminous paving selfreparing, and metal alloy compositions are geneva
Body steel；Metal alloy compositions are deformed under external force, and the metal alloy compositions after deformation are carried out with electricity, magnetic or heat scan
To its temperature more than the first preset temperature, after removing electricity, magnetic or heat scan, metal alloy compositions recover the shape before deformation；Gold
Category alloy material is titanium-base alloy, Ti-Nb bases；Metal alloy compositions are bar shaped or thread.Wherein, the first preset temperature is gold
Belong to the martensitic transformation temperature of alloy material.
Specifically, the amplitude of deformation of metal alloy compositions is 0~10%.
Specifically, the length of metal alloy compositions is 0.01~30m, for example：0.05m、0.5m、1.9m、5.8m、12m、
19m, 25m or 29m etc., the maximum gauge of the cross section of metal alloy compositions is 0.1~10mm, for example：0.6mm、1.3mm、
3.8mm, 5.5mm, 7.3mm, 8.6mm or 9.6mm etc..
Of course, in other embodiments, the amplitude of deformation for the metal alloy compositions of bituminous paving selfreparing may be used also
With more than 10%；Metal alloy compositions can also be Ti-Ta bases or Ti-Zr based alloys；Metal alloy compositions can also be Ni-based
Alloy, nickel-base alloy is Ni-Cu bases, Ni-Cr bases, Ni-Mo bases, Ni-Cr-Mo (W) bases or Ni-Cr-Mo-Cu based alloys；Metal
Alloy material can also be ferrous alloy, and the ferrous alloy is Fe-Mn-Si bases, Fe-Ni-Co-X bases, Fe-Pt bases or Fe-Pd
Based alloy；In addition, the diameter of the length of metal alloy compositions and cross section can be adjusted according to actual needs, herein not
Repeat again.
Embodiment two
As depicted in figs. 1 and 2, present embodiment discloses it is a kind of can selfreparing bituminous paving, including：Asphalt layer
10, including the first asphalt layer 11 and be laid on the first asphalt layer 11 on the second asphalt layer 12,；Gold
Category alloy-layer 20, is laid in asphalt layer 10, including multiple above-mentioned metal alloy compositions 21, and the adjacent metal is closed
There is gap between golden material 21.
Specifically, the weight accounting of metal alloy layer be 0.2~2, such as 0.3%, 0.8%, 1.2%, 1.6% or
1.9% etc.；In the vertical direction of the length direction of the metal alloy compositions, the spacing between the metal alloy compositions is
0.01~0.1m, such as 0.03m, 0.05m, 0.06m, 0.075m or 0.09m etc..
Specifically, metal alloy layer includes multiple rows of metal alloy compositions, multiple rows of metal alloy compositions are along first party
Set to (horizontal direction i.e. shown in Fig. 1) side by side parallel, often include multiple metal alloy materials in row's metal alloy compositions
Material, and the bearing of trend (vertical direction i.e. shown in Fig. 1) of metal alloy compositions is vertical with first direction；Second pitch mixes
The bed of material is laid along a first direction.So setting can avoid metal alloy compositions from being kept position when the second mixing bed of material is laid
Stablize relatively, so that the second asphalt layer can effectively cover metal alloy layer.
Of course, in other embodiments, the spacing between weight accounting, the adjacent metal alloy material of metal alloy layer
And the angle between the laying direction of metal alloy compositions and the second asphalt layer can be carried out according to actual needs
Adjustment, here is omitted.
Embodiment three
When bituminous paving deforms, the metal alloy compositions in the bituminous paving of deformation can also deform.This reality
Apply example and disclose a kind of method for repairing the bituminous paving in embodiment two, electricity, magnetic are carried out at the deformed region of bituminous paving
Or heat scan, make the temperature of metal alloy compositions in the deformed region more than the first preset temperature, metal alloy compositions
Martensitic phase disappears, and is gradually converted into austenite phase, and after removing the electricity, magnetic or heat scan, metal alloy compositions are from austenite
Mutually it is changed into martensitic phase, and recovers the shape before deformation, meanwhile, metal alloy compositions drive the deformed region of bituminous paving to recover
Shape before deformation.
In the specific implementation, the specific implementation device of electricity, magnetic or heat scan can carry out specifically chosen as needed.
Example IV
Example IV disclose it is a kind of it is above-mentioned can selfreparing bituminous paving laying method, including step：
S10：The first asphalt layer is laid, the thickness of the first asphalt layer is the first preset thickness；
S20：Metal alloy layer is laid on the first asphalt layer, metal alloy layer includes multiple metal alloy materials
Material；
S30：The second asphalt layer is laid on the first asphalt layer, the thickness of the second asphalt layer is
Second preset thickness, and the second asphalt layer covering metal alloy layer；
S40：It is compacted on the second asphalt layer.
In this laying method, the gross thickness of the first asphalt layer and the second asphalt layer is pitch mixing
The gross thickness of the bed of material, metal alloy layer is located between the layers of asphalt mixing bed of material.
Specifically, in step slo, the first asphalt layer is laid with the first paver；In step s 30, with
Two pavers lay the second asphalt layer；Spacing between first paver and the second paver is 10~30m, for example：
13m, 15m, 18m, 22m, 24.5m, 27m or 29m etc..So setting can ensure that the layers of asphalt mixing bed of material can carry out independence
Laying, in addition, also improving the laying efficiency of bituminous paving.
Specifically, in step S20, metal alloy layer includes multiple rows of metal alloy compositions, multiple rows of metal alloy compositions edge
The setting of first direction side by side parallel, multiple metal alloy compositions, and metal alloy material are often included in row's metal alloy compositions
The bearing of trend of material is vertical with first direction；In step s 30, the second asphalt layer is laid along a first direction.So
Setting is easy to, when the second mixing bed of material is laid, can effectively cover metal alloy layer.
Of course, in other specific embodiments, the layers of asphalt mixing bed of material can be laid with same paver；
Additionally, the bearing of trend of metal alloy compositions and the laying direction of the second asphalt can also be set to parallel or be mutually one
Determine angle, such as 15 °, 23 °, 36 °, 48 °, 59 °, 65 °, 73 ° or 88 ° etc..
Compared to conventional traditional asphalt road surface renovation technique and technology, the automatic repairing alloy material of bituminous paving of the invention and
Technique for applying need not carry out the cementation of fissures, milling to Asphalt Pavement Damage to be filled out hole, milling and the treatment such as spreads again, need only electricity consumption, magnetic and hot three
The one kind planted in form energy is scanned, efficiently directly.The present invention can also avoid conventional tradition repair process simultaneously
The generation of the pollutants such as middle generation noise, dust, flue gas, it is environmental clean.Compared to similar autonomous repair technology, metal of the invention
Alloy material can be realized repairing bituminous paving automatically more than 10000 times, the reparation number of times far above 1 time -2 times of prior art.
In addition, metal alloy compositions of the invention can both be applied during old asphalt pavement reparation, can be repaiied newly again
Used during bituminous paving, application process is simple, without destruction, by contrast, the automatic repair materials of existing similar techniques
Easily destroyed by the effect of various mechanical forces in the production of asphalt and work progress.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (10)
1. a kind of metal alloy compositions for bituminous paving selfreparing, it is characterised in that：
The metal alloy compositions are martensite steel；
The metal alloy compositions are deformed under external force, and the metal alloy compositions after deformation are carried out with electricity, magnetic or heat
To its temperature more than the first preset temperature, after removing the electricity, magnetic or heat scan, the metal alloy compositions recover deformation for scanning
Preceding shape；
The metal alloy compositions are titanium-base alloy, nickel-base alloy or ferrous alloy；
The metal alloy compositions are bar shaped or thread.
2. the metal alloy compositions of bituminous paving selfreparing are used for as claimed in claim 1, it is characterised in that：
The amplitude of deformation of the metal alloy compositions is 0~10%.
3. the metal alloy compositions of bituminous paving selfreparing are used for as claimed in claim 1, it is characterised in that：
The titanium-base alloy is Ti-Nb bases, Ti-Ta bases or Ti-Zr based alloys；
The nickel-base alloy is Ni-Cu bases, Ni-Cr bases, Ni-Mo bases, Ni-Cr-Mo (W) bases or Ni-Cr-Mo-Cu based alloys；
The ferrous alloy is Fe-Mn-Si bases, Fe-Ni-Co-X bases, Fe-Pt bases or Fe-Pd based alloys.
4. the metal alloy compositions of bituminous paving selfreparing are used for as claimed any one in claims 1 to 3, and its feature exists
In：
The length of the metal alloy compositions is 0.01~30m；
And/or；
The maximum gauge of the cross section of the metal alloy compositions is 0.1~10mm.
5. it is a kind of can selfreparing bituminous paving, it is characterised in that including：
Asphalt layer；
Metal alloy layer, is laid in the asphalt layer, including multiple is as any one of Claims 1-4
There is gap between metal alloy compositions, and the adjacent metal alloy compositions.
6. as claimed in claim 5 can selfreparing bituminous paving, it is characterised in that：
The weight accounting of the metal alloy layer is 0.2~2%；
And/or；
In the vertical direction of the length direction of the metal alloy compositions, the spacing between the metal alloy compositions is 0.01
~0.1m.
7. a kind of method for repairing the bituminous paving any one of the claim 5 or 6, it is characterised in that：
Electricity, magnetic or heat scan are carried out at the deformed region of bituminous paving, makes metal alloy compositions in the deformed region
Temperature disappears more than the first preset temperature, the martensitic phase of the metal alloy compositions, after removing the electricity, magnetic or heat scan,
The metal alloy compositions recover the shape before deformation, and the metal alloy compositions drive the deformed region of the bituminous paving extensive
Shape before multiple deformation.
8. it is a kind of as any one of claim 5 or 6 can selfreparing bituminous paving laying method, its feature exists
In, including step：
S10：The first asphalt layer is laid, the thickness of the first asphalt layer is the first preset thickness；
S20：The metal alloy layer is laid on first asphalt layer, the metal alloy layer includes multiple described
Metal alloy compositions；
S30：The second asphalt layer is laid on first asphalt layer, the thickness of the second asphalt layer is
Second preset thickness, and second asphalt layer covering metal alloy layer；
S40：It is compacted on second asphalt layer.
9. the laying method of bituminous paving as claimed in claim 8, it is characterised in that：
In the step S10, the first asphalt layer is laid with the first paver；
In the step S30, the second asphalt layer is laid with the second paver；
Spacing between first paver and second paver is 10~30m.
10. the laying method of bituminous paving as claimed in claim 8, it is characterised in that：
In step S20, the metal alloy layer includes multiple rows of metal alloy compositions, and multiple rows of metal alloy compositions are along the
One direction side by side parallel is set, and multiple metal alloy compositions, and the metal alloy material are often included in row's metal alloy compositions
The bearing of trend of material is vertical with the first direction；
In step s 30, the second asphalt layer is laid along the first direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611034938.0A CN106702843A (en) | 2016-11-09 | 2016-11-09 | Metal alloy material for self repair of asphalt pavement and application of metal alloy material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611034938.0A CN106702843A (en) | 2016-11-09 | 2016-11-09 | Metal alloy material for self repair of asphalt pavement and application of metal alloy material |
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| Publication Number | Publication Date |
|---|---|
| CN106702843A true CN106702843A (en) | 2017-05-24 |
Family
ID=58941261
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611034938.0A Pending CN106702843A (en) | 2016-11-09 | 2016-11-09 | Metal alloy material for self repair of asphalt pavement and application of metal alloy material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109440565A (en) * | 2018-12-25 | 2019-03-08 | 沈阳建筑大学 | A kind of Fe base shape memory alloy wire net bituminous pavement and preparation method thereof |
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Application publication date: 20170524 |