CN104692766B - A kind of can be at the road surface that cold district uses and crack material for quickly repairing and preparation method thereof - Google Patents

A kind of can be at the road surface that cold district uses and crack material for quickly repairing and preparation method thereof Download PDF

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Publication number
CN104692766B
CN104692766B CN201510071109.9A CN201510071109A CN104692766B CN 104692766 B CN104692766 B CN 104692766B CN 201510071109 A CN201510071109 A CN 201510071109A CN 104692766 B CN104692766 B CN 104692766B
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road surface
phosphate
crack
oxide
sand
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CN104692766A (en
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王化
刘研研
田兴友
陈林
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Hefei Institutes of Physical Science of CAS
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Hefei Institutes of Physical Science of CAS
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Abstract

The invention discloses and a kind of can be made up of the raw material of following weight percents at the road surface that cold district uses and crack material for quickly repairing: metal-oxide 5 55%, phosphate 5 55%, auxiliary agent 1 10%, fibrous material 0.5 5%, sand 30% 50%, stone 0 20%, water 5 50%.By metal-oxide, phosphate, auxiliary agent, fibrous material, water during preparation, stirring mixing 1 3min;By the mixture obtained and sand, stone stirring mixing 1 2min.This material is short for self setting time, can realize can being open to traffic in the purpose of quickly repairing cement concrete pavement disease has been repaired 04 hours.Material of the present invention preparation and construction temperature scope are wide, and whenever and wherever possible, seamed, have breakage to repair, and can prevent what crack from producing road to destroy further in time.The suitability of material is strong, can be used for Colophonium and cement pavement and crack reparation etc., and color can be according to road surface color modulation, natural curing.

Description

A kind of can be in the road surface that cold district uses and crack material for quickly repairing and preparation thereof Method
Technical field
The present invention relates to building material field, be specifically related to a kind of can cold district use road surface and crack quickly repair Multiple material and preparation method thereof.
Background technology
Asphalt concrete pavement is the main paving type of current countries in the world high-grade highway.Asphaltic concrete road Mask has the advantages such as surfacing, seamless, vibration is little, noise is low, it is comfortable to drive a vehicle, maintenance is convenient.But by domestic drip The impact of blue or green quality own, the aspect temperature influence such as the Colophonium of China intensity on road surface, stability is bigger, and road surface is prone to Destroy.
For large-area damaged road surface, traditional repair materials is mainly hot-mix asphalt mixture, but this reparation There is the defect that pollution is high, cost is big in material, additionally, the impact of hot-mix asphalt mixture climate condition is relatively big, in cold season Should not be compacted because temperature is relatively low, should not construct.Using more in recent years is asphalt cold repairing repair materials, as emulsified asphalt mixes Close material.Asphalt cold repairing repair materials overcomes the defect that hot-mix asphalt mixture low temperature should not be constructed, but is using cold-patch drip When blue or green compound repairs road surface, after needing equal solvent to evaporate completely, just can play the effect of enhancing, so cold repairing asphalt mixture Have that initial strength is low, strengthen shortcoming slowly, it is impossible to reach quickly to repair the purpose being quickly open to traffic, bigger to traffic impact.
For the top layer class disease of cement concrete pavement, the traditional method of highway maintenance department is to use asphalt It is carried out local route repair or overall cover, although it is relatively simple to construct, but because the rigidity of bi-material is inconsistent, between interface The existence of shearing be easily caused coming off and losing efficacy of patching material.Another kind of traditional method for repairing and mending is by damaged concrete Removing, making is not less than the normal concrete of original design strength grade again, and this repair mode is primarily present problems with: new The older concrete shrinkage of concrete shrinkage is big, is easily caused shrinkage cracking;(2) former due to boundary defect etc. between new-old concrete Cause, its mutual adhesion strength is low, is all easily caused reparation and lost efficacy;(3) curing cycle is long, brings bigger pressure to traffic operation Power.
Patching material for cement concrete cracks is usually flexible material, such as PVC cement, Colophonium, rubber Glue etc..These materials are only capable of reaching blocking the effect in crack, it is impossible to supporting crack two wall thus cannot function as overall with two dypass The common stress of panel, so causing crack diffusion and expanding when vehicle fracture two wall has pressure;Additionally, due to these materials Expecting that contraction, dilatancy with cement concrete material differ greatly, cause easily be extruded its summer, the material being extruded is at car Come off from original place under the effect of wheel, produce bigger space at crack when cold weather concrete panel shrinks thus joint sealing material inefficacy;And And, owing to flexible patching material is big with cement concrete pavement colour contrast, on road surface, form black line after perfusion, the most seriously Ground affects the serviceability on road surface.
Under the background of global energy crisis, require during repairing road to save the energy, save fund, protection ring The cry that border, minimizing are polluted is more and more higher.Quickly, the strongest, energy-conservation material for road repair, and have large area road therefore, Face, Lamina, crack repairing have the novel material for quickly repairing of general effectiveness have very important application prospect and Realistic meaning.
Summary of the invention
It is an object of the invention to provide a kind of can cold district use road surface and crack material for quickly repairing and Preparation method.Which solve weak with old pavement cohesive force in background technology, working procedure is complicated, long construction period, curing cycle The technical problems such as long impact is open to traffic.
For reaching above-mentioned purpose, what the present invention used the specific scheme is that
A kind of can cold district use road surface and crack material for quickly repairing, by the raw material system of following weight percents Become: metal-oxide, one or more in aluminium oxide, magnesium oxide, ferrum oxide, zinc oxide, total content is 5-55%;Phosphate, One or more in dipotassium hydrogen phosphate, potassium dihydrogen phosphate, diammonium phosphate, ammonium dihydrogen phosphate, potassium phosphate, ammonium phosphate, always contain Amount is 5-55%;Auxiliary agent, flyash, sodium borate, sodium pyrophosphate, prodan, total content is 1-10%;Fibrous material, cotton fiber, One or more in glass fibre, bamboo fibre, carbon fiber, ceramic fibre, total content is 0.5-5%;Sand, Machine-made Sand, natural fine One or more in sand or natural coarse sand, total content is 30%-50%;Stone, 0-20%, by following proportions: 5-10mm The rubble of particle diameter: 10-30 part;The rubble of 11-16mm particle diameter: 20-30 part;Aggregate chips less than 5mm particle diameter: 10-50 part; Water, total content is 5-50%.
Preparation method comprises the following steps:
(1) formula proportion is pressed by metal-oxide, phosphate, auxiliary agent, fibrous material, water, stirring mixing 1-3min.
(2) mixture (1) obtained and the sand of formula proportion, stone stirring mixing 1-2min.
Beneficial effects of the present invention:
The present invention is a kind of can be had the property that on the road surface that cold district uses and crack material for quickly repairing
1. material preparation and construction temperature scope wide: can low reach-10 degrees Celsius under conditions of use, both can be in south Warm area uses, it is also possible to use in north cold area.And whenever and wherever possible, seamed, have breakage to repair, can prevent in time The further destruction that road is produced by crack arrest seam.
2. it is greatly shortened the time that is open to traffic: repair materials self setting time short (10 seconds-30 minutes adjustable), can realize quickly The purpose of reparation Cement Concrete Pavement can be open to traffic in having repaired 0-4 hour.
3. good with the concrete compatibility: strong with pavement concrete substrate interface adhesion, within 1 day, adhesive strength can reach 4MPa。
4. construction is convenient, economical: can stir spraying integration, it is not necessary to too much equipment labour cost puts into.
5. the suitability is strong: can be used for Colophonium and the large area repair of cement pavement, thin layer reparation and crack reparation etc., color Can be according to road surface color modulation, natural curing.
6. environmental protection is attractive in appearance: work progress noiseless and a large amount of dust, it also avoid the air dirt that conventional repair materials brings The phenomenons such as dye.
The form of construction work of this material is:
1. road surface cleaning: carefully cleaned by road surface scavenging machine to be repaired, thoroughly removes movable top layer;If road Graticule, application line removing machine is had to be removed by original graticule on road surface.
2. the preparation of repair materials and construction: repair materials is put into blender, after stirring 3-5 minute, machinery can be used Spraying is constructed with manually smearing two ways.
The advantage of this product is:
1. material preparation and construction temperature scope wide: can low reach-10 degrees Celsius under conditions of use, both can be in south Warm area uses, it is also possible to use in north cold area.And whenever and wherever possible, seamed, have breakage to repair, can prevent in time The further destruction that road is produced by crack arrest seam.
2. it is greatly shortened the time that is open to traffic: repair materials self setting time short (10 seconds-30 minutes adjustable), can realize quickly The purpose of reparation Cement Concrete Pavement can be open to traffic in having repaired 0-4 hour.
3. good with the concrete compatibility: strong with pavement concrete substrate interface adhesion, within 1 day, adhesive strength can reach 4MPa。
4. construction is convenient, economical: can stir spraying integration, it is not necessary to too much equipment labour cost puts into.
5. the suitability is strong: can be used for Colophonium and the large area repair of cement pavement, thin layer reparation and crack reparation etc., color Can be according to road surface color modulation, natural curing.
6. environmental protection is attractive in appearance: work progress noiseless and a large amount of dust, it also avoid the air dirt that conventional repair materials brings The phenomenons such as dye.
Detailed description of the invention
Below in conjunction with embodiment, the invention will be further described.
Embodiment 1
Can be made up of the raw material of following weight percents on the road surface that cold district uses and crack material for quickly repairing: oxygen Change magnesium 40%, ferrum oxide 5%;Dipotassium hydrogen phosphate 10%, potassium dihydrogen phosphate 15%;Flyash 5%;Cotton fiber 5%;Sandstone 10%;Water, always Content is 10%.By metal-oxide, phosphate, auxiliary agent, fibrous material, water, stirring mixing 1-3min.The mixture that will obtain With sandstone stirring mixing 1-2min.
The insulation material obtained condenses for 15 seconds, and lower 4 hours comprcssive strength of room temperature is up to 21MPa;Rupture strength is up to 3MPa.
Embodiment 2
Can be made up of the raw material of following weight percents on the road surface that cold district uses and crack material for quickly repairing: oxygen Change magnesium 40%, zinc oxide 5%;Dipotassium hydrogen phosphate 10%, potassium dihydrogen phosphate 15%;Sodium borate 5%;Carbon fiber 5%;Sandstone 5%;Water always contains Amount is 15%.By metal-oxide, phosphate, auxiliary agent, fibrous material, water, stirring mixing 3-5min.By the mixture that obtains and Insulation particle stirring mixing 1-2min.
The insulation material obtained condenses for 10 seconds, and lower 2 hours comprcssive strength of room temperature is up to 10MPa;Rupture strength up to 2.3MPa。
Obviously, those skilled in the art can quickly can repair on the road surface that cold district uses and crack the present invention Multiple material and preparation method thereof carries out various change and modification without departing from the spirit and scope of the present invention.So, if to this These amendments of invention and modification belong within the scope of the claims in the present invention and equivalent technologies thereof, then the present invention is also intended to bag Change and including modification containing these.

Claims (6)

1. one kind can cold district use road surface and crack material for quickly repairing, it is characterised in that by following weight percent The raw material of ratio is made: metal-oxide 5-55%, phosphate 5-55%, auxiliary agent 1-10%, fibrous material 0.5-5%, sand 30%- 50%, stone 0-20%, water 5-50%;
One or more in aluminium oxide, magnesium oxide, ferrum oxide, zinc oxide of metal-oxide;
One or more in flyash, sodium borate, sodium pyrophosphate, prodan of auxiliary agent.
2. one kind as claimed in claim 1 a kind of can cold district use road surface and the preparation of crack material for quickly repairing Method, it is characterised in that comprise the following steps:
By formula proportion by metal-oxide, phosphate, auxiliary agent, fibrous material, water, stirring mixing 1-3min;
The mixture that (1) is obtained and the sand of formula proportion, stone stirring mixing 1-2min.
The most according to claim 1 a kind of can cold district use road surface and crack material for quickly repairing, its feature Being, described phosphate is selected from dipotassium hydrogen phosphate, potassium dihydrogen phosphate, diammonium phosphate, ammonium dihydrogen phosphate, potassium phosphate, phosphoric acid One or more in ammonium.
The most according to claim 1 a kind of can cold district use road surface and crack material for quickly repairing, its feature It is, one or more in cotton fiber, glass fibre, bamboo fibre, carbon fiber, ceramic fibre of described fibrous material.
The most according to claim 1 a kind of can cold district use road surface and crack material for quickly repairing, its feature It is, one or more in Machine-made Sand, natural fine sand or natural coarse sand of described sand.
The most according to claim 1 a kind of can cold district use road surface and crack material for quickly repairing, its feature Being, described sand is by following proportions: the rubble of 5-10mm particle diameter: 10-30 part;The rubble of 11-16mm particle diameter: 20- 30 parts;Aggregate chips less than 5mm particle diameter: 10-50 part.
CN201510071109.9A 2015-02-11 2015-02-11 A kind of can be at the road surface that cold district uses and crack material for quickly repairing and preparation method thereof Active CN104692766B (en)

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CN105294049B (en) * 2015-10-12 2017-11-14 广西交通科学研究院 The patching material and cement concrete pavement quick service method of special cement base
CN105622072A (en) * 2015-12-25 2016-06-01 无锡信大气象传感网科技有限公司 Light solar cell support and preparation method thereof
CN106279625A (en) * 2016-08-12 2017-01-04 招商局重庆交通科研设计院有限公司 A kind of patching material for concrete structures crack and method for repairing and mending
CN107879714A (en) * 2017-12-21 2018-04-06 中国科学院青海盐湖研究所 A kind of magnesium phosphate cement stable gravel roadbase material
TWI691554B (en) * 2018-06-01 2020-04-21 統煬企業有限公司 Compositions added in emulsified asphalt and methods for repairing road
CN108947464B (en) * 2018-07-19 2021-06-11 贵州磷镁材料有限公司 Ground surface layer based on phosphorus-magnesium material and construction process thereof
CN108793795B (en) * 2018-07-23 2021-02-12 沈阳理工大学 Glass fiber magnesium phosphate cement and preparation method thereof
CN109133992B (en) * 2018-08-02 2020-11-27 安徽建筑大学 Concrete fair-faced magnesium phosphate cement protective coating and preparation method thereof
CN115231894A (en) * 2022-07-19 2022-10-25 山东高速集团有限公司 Bi-component cement-based repair material for pit and groove diseases
CN115448687B (en) * 2022-10-18 2023-08-04 中铁第四勘察设计院集团有限公司 Magnesium ammonium phosphate cement-based composite material and preparation method and application thereof

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CN101307212B (en) * 2008-05-30 2012-02-22 哈尔滨工业大学 High temperature resistant inorganic adhesive
CN103011753A (en) * 2011-09-26 2013-04-03 郭静萍 Inorganic early-strength and quick-setting material

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