CN105819792A - Repair process for rapidly-formed concrete and expansion joints - Google Patents
Repair process for rapidly-formed concrete and expansion joints Download PDFInfo
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- CN105819792A CN105819792A CN201610181567.2A CN201610181567A CN105819792A CN 105819792 A CN105819792 A CN 105819792A CN 201610181567 A CN201610181567 A CN 201610181567A CN 105819792 A CN105819792 A CN 105819792A
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- concrete
- expansion joint
- parts
- steel bar
- rapid shaping
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Classifications
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- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B28/00—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements
- C04B28/02—Compositions of mortars, concrete or artificial stone, containing inorganic binders or the reaction product of an inorganic and an organic binder, e.g. polycarboxylate cements containing hydraulic cements other than calcium sulfates
- C04B28/04—Portland cements
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/06—Arrangement, construction or bridging of expansion joints
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D22/00—Methods or apparatus for repairing or strengthening existing bridges ; Methods or apparatus for dismantling bridges
-
- C—CHEMISTRY; METALLURGY
- C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
- C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
- C04B2111/00—Mortars, concrete or artificial stone or mixtures to prepare them, characterised by specific function, property or use
- C04B2111/72—Repairing or restoring existing buildings or building materials
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Structural Engineering (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Ceramic Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Inorganic Chemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
- Road Paving Structures (AREA)
Abstract
The invention provides a repair process for rapidly-formed concrete and expansion joints and relates to the field of concrete buildings.The concrete is prepared by mixing 80-120 parts of Portland cement, 200-280 parts of gravel, 100-140 parts of fine sand, 0.5-1.5 parts of iron wire fibers, 1-3 parts of concrete deep penetration sealer, 2-4 parts of repair mortsr & overlay concentrate, 15-25 parts of water and 0.3-0.7 part of industrial alcohol.Consolidation forming of the concrete is rapid, and maintenance time is short; the concrete is god in rigid-soft elasticity and long in service life.According to the repair process, broken concrete is cleared up firstly, then the repair mortsr & overlay concentrate is used for treating joint positions, then the concrete for repair is poured, and finally the concrete deep penetration sealer is used for reinforcing a concrete pavement.The repair process is simple in procedure, time and labor are saved, rapid molding and fastness of the concrete are achieved, and timely open traffic can be achieved.Safety risks caused by road involving construction are reduced, the maintenance time is greatly shortened, and the maintenance cost is better reduced.
Description
Technical field
The present invention relates to a kind of concrete construction field, can be quick in particular to one
The concrete of molding and the renovation technique at expansion joint.
Background technology
Concrete construction facility, such as highway, tunnel, various bridge pier, dam, water
Storehouse, electric station, nuclear power station, cooling tower, underground railway, viaduct, bridge, Airport Road
Road, pile crown pile foundation, treatment tank, cistern, industry and civil buildings basement, room
Face, lavatory, kitchen, all concrete structures such as waterproof construction of toilet, after long-term use
Gap can be produced, affect the use quality of concrete construction facility.And current concrete exists
After repairing concrete construction facility gap, concrete setting molding is slow, and curing time is long；Just
Soft poor flexibility, poor durability, service life is short.
In above-mentioned concrete construction facility, in order to meet bridge on highway because of variations in temperature,
The factors such as concrete shrinkage and the deformation requirements that produces, generally between bridge on highway,
Expansion joint is set between bridge end and abutment or in the articulated position of bridge, and requires expansion joint
All can freely stretch in parallel, to be perpendicular to highway axis direction, and solid and reliable,
Should smooth out when vehicle crosses, without kick and noise, ensure traffic safety with this.Expansion joint is
The weak link of Assessment of Highway Bridge Structures, is often subject to the load of environmental effect and bearing capacity
Impacting and fracture damage occurs, especially winter, in road surface salting snow melt, avenges containing chloride ion
Concrete at water erosion expansion joint, is the major reason that is damaged of expansion joint.Once stretch
Contracting seam is damaged, and will cause bigger vehicular impact effect so that driving conditions enters one
Step deteriorates.
Changing expansion joint is the most bothersome, laborious and time-consuming thing, be the coagulation on both sides
Soil is chiseled, until original anchor structure is taken out, sets up new expansion joint and anchorage thereof,
Casting concrete, maintenance, the most just can be open to traffic.It addition, during replacing expansion joint often
The concrete using Portland cement to obtain pours, but this concrete setting becomes
Type is slow, causes curing time long, and impact is open to traffic；And composition is single, density is poor, leads
Causing the hard and soft poor flexibility of concrete, durability is not enough, and service life is short.
Summary of the invention
It is an object of the invention to provide a kind of can the concrete of rapid shaping, this concrete coagulates
Gu molding is fast, curing time is short；Hard and soft good springiness, durability are strong, and service life is long.
Another object of the present invention is to provide the renovation technique at a kind of expansion joint, operation is simple,
Time saving and energy saving, it is achieved concrete rapid shaping, firmly, can be open to traffic in time；Lower and relate to road
The security risk that construction causes, is greatly shortened curing time, preferably reduces maintenance cost.
The present invention solves it and technical problem is that and realize by the following technical solutions.
The present invention propose a kind of can the concrete of rapid shaping, it is by counting by ratio of weight and the number of copies
Following raw material mixes together, and raw material includes:
80-120 part portland cement；
200-280 part rubble；
100-140 part fine sand；
0.5-1.5 part iron wire fiber；
1-3 part concrete lime set forever；
2-4 part flexibility healant；
15-25 part water；
0.3-0.7 part industrial alcohol.
Further, in terms of ratio of weight and number, concrete includes:
90-110 part portland cement；
220-260 part rubble；
110-130 part fine sand；
0.8-1.2 part iron wire fiber；
1.5-2.5 part concrete lime set forever；
2.5-3.5 part flexibility healant；
18-22 part water；
0.4-0.6 part industrial alcohol.
Further, above-mentioned portland cement is Portland cement PO42.5.
Further, a diameter of 1-2cm of above-mentioned rubble.
Further, a length of 1-3cm of above-mentioned iron wire fiber.
A kind of renovation technique at expansion joint, comprising:
Cleaning fragment: the broken concrete at cleaning position to be repaired, expansion joint, extending part
Expansion joint steel bar；
Pretreatment: rinse the junction of expansion joint steel bar with water, and at junction uniform application
Flexible healant；
Placing concrete: be on the waiting list as claimed in claim 1 can the concrete of rapid shaping, and will
Concrete casting is to the side of expansion joint steel bar, and vibrates pulp, shakeouts, and forms concrete
Surface；
Catalytic treatment: the most uniformly spray industrial alcohol or gasoline to concrete surface, and
Concrete lime set forever, i.e. completes the repairing at expansion joint.
Further, if position to be repaired, expansion joint is whole piece expansion joint, in cleaning fragment step
In Zhou, the broken concrete at cleaning whole piece expansion joint.
Further, if position to be repaired, expansion joint is damaged part, in cleaning fragment step
In, the broken concrete of cleaning damaged part, welds again by the expansion joint steel bar of damaged part
Connect firmly, rinse the junction of expansion joint steel bar with water, by the concrete of broken position surrounding
Block cuts into triangle.
Further, after completing placing concrete 10-20 minute, spray to concrete surface
Industrial alcohol or gasoline.
Further, after concrete surface sprays industrial alcohol or gasoline 30-40 minute,
Concrete lime set forever is uniformly sprayed again to concrete surface.
The embodiment of the present invention can the having of renovation technique at the concrete of rapid shaping and expansion joint
Benefit effect is:
The embodiment of the present invention can rapid shaping concrete by 80-120 part portland cement,
200-280 part rubble, 100-140 part fine sand, 0.5-1.5 part iron wire fiber, 1-3 part coagulation
Soil lime set forever, 2-4 part flexibility healant, 15-25 part water, 0.3-0.7 part industrial alcohol mix
Stirring obtains.This concrete water is few, and concrete therein lime set forever and flexible healant are big
The big setting rate improving concrete, concrete setting molding is fast, and curing time is short；Coagulation
Soil interior molecules interpenetrates so that the hard and soft good springiness of concrete, and durable wear is the most fragile
Broken, increase the service life.
First the renovation technique at the expansion joint of the embodiment of the present invention clears up position to be repaired, expansion joint
Broken concrete, use flexible healant that junction is carried out pretreatment afterwards, then water
Fill and with the addition of flexible healant and the concrete of concrete lime set forever, finally use concrete forever
Lime set carries out consolidation process to concrete road surface.This technique process is simple, time saving and energy saving, profit
By flexible healant and concrete lime set forever, it is achieved concrete rapid shaping, firmly, permissible
It is open to traffic in time；Lower and relate to the security risk that road construction causes, be greatly shortened curing time, more
Good reduction maintenance cost.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearer, below will
Technical scheme in the embodiment of the present invention is clearly and completely described.In embodiment not
Indicating actual conditions person, the condition advised according to normal condition or manufacturer is carried out.Examination used
Agent or instrument unreceipted production firm person, being can be by the commercially available conventional product bought and obtain
Product.
Below to the embodiment of the present invention can the concrete of rapid shaping and the reparation work at expansion joint
Skill is specifically described.
The embodiment of the present invention provide a kind of can the concrete of rapid shaping, it is by by weight
Mixing together than the raw material of meter, raw material includes: 80-120 part portland cement；200-280
Part rubble；100-140 part fine sand；0.5-1.5 part iron wire fiber；1-3 part concrete lime set forever；
2-4 part flexibility healant；15-25 part water；0.3-0.7 part industrial alcohol.
Wherein, portland cement is Portland cement PO42.5.Rubble a diameter of
1-2cm.The a length of 1-3cm of iron wire fiber.
Concrete lime set forever (Deep Penetration Sealer, DPS), is also called permeability
Concrete Protective Agent.DPS is the chemosmosis liquid of alkaline activity, belongs to inorganic material.According to
U.S.'s examining report, the alkali number contained by a block concrete inside is at least the 361 of region, surface
Times, DPS can penetrate into inside concrete and occur with alkali chemistry anti-in the presence of water
Silica hydrogel should be generated, the osmosis of its uniqueness and the chemical reaction of alkali, form more viscosity
Glue, covers hair lyriform pore road, is full of little space, and these silica gel become firm, ventilative, glass
The crystal of glass acicular texture is full of all capillary porosities under concrete surface.Its product becomes
It is not only painting of surface for the permanent step part of concrete.As long as therefore having water and alkali
Under conditions of existence, this process will constantly repeat, until concrete is fully sealed.Cause
This it can be the most moistureproof, freeze proof, impervious and alleviate alkali-aggregate reaction in concrete, seal
The concrete crossed remains able to " breathing ".
Flexible healant (Repair Mirtar&Over Lay Concentr ater, RMO),
Full name is that flexible healant repairs mortar and coat concentrated solution, is that the U.S. Creto world is public
The flexible of department repairs one of series of products.Flexible healant RMO is a kind of as light water
The mixture that mud is modified, RMO concentrated solution makes the repairing of cement base material have permanent repairing
Ability.
The embodiment of the present invention also provides for the renovation technique at a kind of expansion joint, and it comprises the following steps:
S1 clears up fragment: clears up the broken concrete at position to be repaired, expansion joint, exposes this portion
The expansion joint steel bar of position.Specifically, if position to be repaired, expansion joint is whole piece expansion joint, need
The broken concrete at whole piece expansion joint to be cleared up；If position to be repaired, expansion joint is damaged part,
Need to clear up the broken concrete of this damaged part, by the expansion joint steel bar weight of also damaged part
New firm welding, rinses the junction of expansion joint steel bar with water, mixing broken position surrounding
The stripping and slicing of solidifying soil is slit into triangle.
S2 pretreatment: rinse the junction of expansion joint steel bar with water, and be uniformly coated with in junction
Smear flexible healant RMO to loseing obvious moisture content.In preprocessing process, water must be used
Being cleaned up junction, water with flexible healant RMO after waiting moisture dry again, this is
Because flexible healant RMO has superpower adhesion strength and cementitiousness, have waterproof,
Sealing function, provides fabulous substrate binder course for ensuing placing concrete.
S3 placing concrete: be on the waiting list can the concrete of rapid shaping, concrete is by by weight
Number mixes together than the raw material of meter, and raw material includes: 80-120 part portland cement；
200-280 part rubble；100-140 part fine sand；0.5-1.5 part iron wire fiber；1-3 part coagulation
Soil EvercreteDPS；2-4 part flexibility healant RMO；15-25 part water；0.3-0.7 part work
Industry ethanol.During the concrete that preparation is repaired, RMO and DPS is put into conventional concrete
In raw material and stir, when degree of adhesion reaches 70%, i.e. obtain the concrete repaired；
Mixed concrete is poured onto the side of expansion joint steel bar, and vibrates pulp, shakeout, shape
Become concrete surface.In the present embodiment, it is preferred to use vibrating head vibration pulp, use flat board
Shakeout.
RMO contains polymeric composition comprising body, and this polymeric composition comprising body causes cross reaction chain in cement, produces
Biochemical cohesiveness with mechanical bond and adhesive force, when RMO is added to cement, Sha Heshui
Time middle, mixture is made to produce unusual adhesion and elastoplasticity and the most tired.
DPS can penetrate into inside concrete and occur with alkali chemistry anti-in the presence of water
Silica hydrogel should be generated, the osmosis of its uniqueness and the chemical reaction of alkali, form more viscosity
Glue, covers hair lyriform pore road, is full of little space, and these silica gel become firm, ventilative, glass
The crystal of glass acicular texture is full of all capillary porosities under concrete surface.As long as have water and
Under conditions of alkali exists, this process will constantly repeat, until concrete is fully sealed.
DPS can penetrate into inside configuration, becomes inalienable part, therefore its waterproof action is forever
For a long time, strength pressure can be born for a long time, when concrete layer thickness is 50mm, and comprcssive strength is 13.8MPa.
Therefore in conventional concrete raw material, add RMO and DPS, coagulation can be greatly improved
The setting rate of soil, the base molecule acute activation originally not activated, quickly fills up original
The space of traditional handicraft.Under the effect of external force, RMO and DPS makes inside concrete divide
Son interpenetrates so that concrete durable wear, the most broken, is finally reached hard and soft developing simultaneously,
Increase the service life fruit, and service life, length was typically at 1-2.
S4 catalytic treatment: the most uniformly spray industrial alcohol or gasoline to concrete surface, with
And concrete EvercreteDPS, i.e. complete the repairing at expansion joint.Specifically, pouring is completed mixed
Solidifying soil is after 10-20 minute, sprays industrial alcohol or gasoline to concrete surface, 30-40 minute
After, then concrete EvercreteDPS is uniformly sprayed to concrete surface, last letter out concrete
Surface (is compacted back and forth with iron plate before final set after concrete initial set, reaches surfacing smooth
Effect), after maintaining 24-36 hour, just can come into operation in expansion joint, recover road normal
It is open to traffic.The present embodiment shortens service time, only needs 24 hours, especially to expansion joint
After carrying out cold place or heat treatment, curing period, can shorten to 3-4 hour, just can recover to be open to traffic,
Being compared with 5-7 days with the defects liability period of traditional handicraft, substantially reduce the engineering time, it is right to reduce
The impact that highway is open to traffic.
DPS is as permeable crystalline waterproofing material, after concrete surface sprays one time,
During penetrant crystalline, the impurity in extrusion concrete and moisture, disperse water heat-transformation, thus
Controlling concrete expansion, opposing face crack, local desiccation and hair crack (reduce and shrink
90%) so that it is the head pressure of at least 6 kilograms can be born.DPS is inorganic waterproof material,
The crystalline solid formed will not be aging, and penetrant crystalline is met water and remained to activate cement after for many years,
Produce new crystal and seal the crack less than 0.3mm by continuing, complete self-regeneration process.
And, DPS can alleviate the carbonisation of concrete, has ageing-resistant function, stops
The intrusion of external nuisance, increases the service life: concrete road surface through DPS process after,
Stain resistance is obviously enhanced, impervious, moistureproof, dust-proof, stop antibacterial and mould at concrete table
The generation in face, it is easy to remove ice and snow, non-caked.
Below in conjunction with embodiment, inventive feature and performance are described in further detail.
Embodiment 1
It is that whole piece is stretched that the present embodiment is used for changing whole piece expansion joint, i.e. expansion joint position to be repaired
Contracting seam.
First clear up the broken concrete at whole piece expansion joint, expose whole piece expansion joint steel bar.
Secondly the junction of expansion joint steel bar is rinsed with water, and at junction uniform application RMO
To loseing obvious moisture content.
Then be on the waiting list can the concrete of rapid shaping, this concrete by 80kg portland cement,
200kg rubble, 100kg fine sand, 0.5kg iron wire fiber, 1kg concrete lime set forever, 2kg
Flexible healant, 15kg water, 0.3kg industrial alcohol mix and blend obtain；Mixed by mix
Solidifying soil is poured onto the side of expansion joint steel bar, and vibrates pulp with vibrating head, shakeouts with flat board.
After 10 minutes, spray industrial alcohol to concrete surface, after 30 minutes, then to coagulation
Concrete EvercreteDPS is uniformly sprayed on soil surface, forms expansion joint concrete, protects expansion joint concrete
After supporting 24 hours, recover road and be normally open to traffic.
The quality measurements of the expansion joint concrete in embodiment 1: respectively at 2 months, 1 year
After, the intensity of detection expansion joint concrete, intensity 23MPa, 28MPa respectively.
Embodiment 2
The present embodiment part same as in Example 1 repeats no more, and difference is, repairs
Concrete by 120kg portland cement, 280kg rubble, 140kg fine sand, 1.5kg
Iron wire fiber, 3kg concrete lime set forever, 4kg flexibility healant, 25kg water, 0.7kg work
Industry ethanol mix and blend obtains.
The quality measurements of the expansion joint concrete in embodiment 2: respectively at 2 months, 1 year
After, the intensity of detection expansion joint concrete, intensity 24MPa, 28MPa respectively.
Embodiment 3
The present embodiment part same as in Example 1 repeats no more, and difference is, repairs
Concrete by the 100kg a diameter of 1-2cm of Portland cement PO42.5,240kg
Rubble, 120kg fine sand, the iron wire fiber of a length of 1-3cm of 1kg, 2kg concrete forever
Lime set, 3kg flexibility healant, 20kg water, 0.5kg industrial alcohol mix and blend obtain.
The quality measurements of the expansion joint concrete in embodiment 3: respectively at 2 months, 1 year
After, the intensity of detection expansion joint concrete, intensity 25MPa, 28MPa respectively.
Embodiment 4
The present embodiment is for repairing the damaged part at expansion joint, i.e. position to be repaired, expansion joint is
Damaged part.
First clear up the broken concrete of damaged part, expose the expansion joint steel bar of damaged part,
And by the expansion joint steel bar firm welding again of damaged part, rinse expansion joint steel bar with water
Junction, cuts into triangle by the concrete block of broken position surrounding.
Secondly the junction of expansion joint steel bar is rinsed with water, and at junction uniform application RMO
To loseing obvious moisture content.
Then be on the waiting list can the concrete of rapid shaping, the concrete repaired is by 90kg silicate
Cement, 220kg rubble, 110kg fine sand, 0.8kg iron wire fiber, 1.5kg concrete coagulate forever
Liquid, 2.5kg flexibility healant, 18kg water, 0.4kg industrial alcohol mix and blend obtain；Will
Mixed concrete is poured onto the side of expansion joint steel bar, and vibrates pulp with vibrating head, uses
Flat board shakeouts.
After 20 minutes, spray gasoline to concrete surface, after 40 minutes, then to concrete table
DPS is uniformly sprayed in face, forms expansion joint concrete, after maintaining 36 hours, recovers road normal
It is open to traffic.
The quality measurements of the expansion joint concrete in embodiment 4: respectively at 2 months, 1 year
After, the intensity of detection expansion joint concrete, intensity 23MPa, 28MPa respectively.
Embodiment 5
The present embodiment part the same as in Example 4 repeats no more, and difference is, repairs
Concrete by 110kg portland cement, 260kg rubble, 130kg fine sand, 1.2kg
Iron wire fiber, 2.5kg concrete lime set forever, 3.5kg flexibility healant, 22kg water, 0.6kg
Industrial alcohol mix and blend obtains.
The quality measurements of the expansion joint concrete in embodiment 5: respectively at 2 months, 1 year
After, the intensity of detection expansion joint concrete, intensity 24MPa, 28MPa respectively.
From embodiment 1-embodiment 5, the renovation technique at expansion joint is used to repair expansion joint
Damaged part carry out, also or change whole piece expansion joint, the expansion joint obtained makes for a long time
With rear, its intensity is all in the range of 23-28MPa, and is less than normal concrete concrete strength
40-55MPa, the therefore hard and soft good springiness of expansion joint concrete.If the intensity of expansion joint concrete is too big,
Under vehicle rolls, it is easily broken, if the intensity of expansion joint concrete is the least, cannot bear at all
Vehicle rolls, the hard and soft good springiness of expansion joint concrete, can guarantee that the service life at expansion joint is long.
In sum, the embodiment of the present invention can the concrete of rapid shaping and repairing of expansion joint
Skill of returning to work few with water, concrete therein lime set forever and flexible healant are greatly improved coagulation
The setting rate of soil, concrete setting molding is fast, and curing time is short；Inside concrete molecule
Interpenetrate so that the hard and soft good springiness of concrete, durable wear, the most broken, prolongation makes
Use the life-span.And repair technology operation is simple, time saving and energy saving, utilize flexible healant and mix
Solidifying soil lime set forever, it is achieved concrete rapid shaping, on being open to traffic, impact is little.
Embodiments described above is a part of embodiment of the present invention rather than whole realities
Execute example.The detailed description of embodiments of the invention is not intended to limit claimed invention
Scope, but be merely representative of the selected embodiment of the present invention.Based on the enforcement in the present invention
Example, the institute that those of ordinary skill in the art are obtained under not making creative work premise
There are other embodiments, broadly fall into the scope of protection of the invention.
Claims (10)
1. one kind can the concrete of rapid shaping, it is characterised in that it is by by ratio of weight and the number of copies
The following raw material of meter mixes together, and described raw material includes:
The most according to claim 1 can the concrete of rapid shaping, it is characterised in that
In terms of ratio of weight and number, described concrete includes:
The most according to claim 1 can the concrete of rapid shaping, it is characterised in that
Described portland cement is Portland cement PO42.5.
The most according to claim 1 can the concrete of rapid shaping, it is characterised in that
A diameter of 1-2cm of described rubble.
The most according to claim 1 can the concrete of rapid shaping, it is characterised in that
The a length of 1-3cm of described iron wire fiber.
6. the renovation technique at an expansion joint, it is characterised in that comprising:
Cleaning fragment: the broken concrete at cleaning position to be repaired, expansion joint, exposes described portion
The expansion joint steel bar of position；
Pretreatment: rinse the junction of described expansion joint steel bar with water, and in described junction
Uniform application flexibility healant；
Placing concrete: be on the waiting list as claimed in claim 1 can the concrete of rapid shaping,
And by the side of described concrete casting to described expansion joint steel bar, and vibrate pulp, shakeout,
Form concrete surface；
Catalytic treatment: the most uniformly spray industrial alcohol or gasoline to described concrete surface,
And concrete lime set forever, i.e. complete the repairing at expansion joint.
The renovation technique at expansion joint the most according to claim 6, it is characterised in that if
Position to be repaired, described expansion joint is whole piece expansion joint, in described cleaning fragment step, clearly
Manage the broken concrete at described whole piece expansion joint.
The renovation technique at expansion joint the most according to claim 6, it is characterised in that if
Position to be repaired, described expansion joint is damaged part, in described cleaning fragment step, and cleaning
The broken concrete of described damaged part, welds again by the expansion joint steel bar of described damaged part
Connect firmly, rinse the junction of described expansion joint steel bar with water, by described broken position surrounding
Concrete block cut into triangle.
The renovation technique at expansion joint the most according to claim 6, it is characterised in that complete
Become described placing concrete after 10-20 minute, spray industrial alcohol to described concrete surface
Or gasoline.
The renovation technique at expansion joint the most according to claim 9, it is characterised in that
After described concrete surface sprays industrial alcohol or gasoline 30-40 minute, then to described mixed
Concrete lime set forever is uniformly sprayed on solidifying soil surface.
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107476205A (en) * | 2017-08-07 | 2017-12-15 | 江苏平山交通设施有限公司 | A kind of modulus type expansion joint rapid-maintenance changes construction method |
| CN107555919A (en) * | 2017-08-23 | 2018-01-09 | 合肥卡勒斯通建筑材料有限公司 | Bridge grouting material and the method using its quick repair bridge expansion joint |
| CN108425691A (en) * | 2018-03-24 | 2018-08-21 | 徐州迈斯特机械科技有限公司 | A kind of tunnel waterproofing method |
| CN109734389A (en) * | 2019-02-25 | 2019-05-10 | 中铁第四勘察设计院集团有限公司 | A kind of unballasted track bed plate dew muscle repair materials and its application |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1477276A (en) * | 2002-08-22 | 2004-02-25 | 王小燕 | Boundary surface permeable surface layer sealing agent construction method |
| CN1970491A (en) * | 2006-12-12 | 2007-05-30 | 同济大学 | Quick-repairing cement base material of asphalt pavement semi-rigid base level |
| CN102234185A (en) * | 2010-04-20 | 2011-11-09 | 陈磊 | Water-proof deep penetration sealer and preparation process thereof |
| CN102425305A (en) * | 2011-12-28 | 2012-04-25 | 广州市恒盛建设工程有限公司 | Concrete penetration and sealing composite waterproof construction method |
| CN102826804A (en) * | 2012-09-03 | 2012-12-19 | 新疆力天建业节能环保工程有限公司 | Cement-base elastic waterproof composite material and preparation method thereof |
-
2016
- 2016-03-28 CN CN201610181567.2A patent/CN105819792B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1477276A (en) * | 2002-08-22 | 2004-02-25 | 王小燕 | Boundary surface permeable surface layer sealing agent construction method |
| CN1970491A (en) * | 2006-12-12 | 2007-05-30 | 同济大学 | Quick-repairing cement base material of asphalt pavement semi-rigid base level |
| CN102234185A (en) * | 2010-04-20 | 2011-11-09 | 陈磊 | Water-proof deep penetration sealer and preparation process thereof |
| CN102425305A (en) * | 2011-12-28 | 2012-04-25 | 广州市恒盛建设工程有限公司 | Concrete penetration and sealing composite waterproof construction method |
| CN102826804A (en) * | 2012-09-03 | 2012-12-19 | 新疆力天建业节能环保工程有限公司 | Cement-base elastic waterproof composite material and preparation method thereof |
Non-Patent Citations (2)
| Title |
|---|
| 王泽溶: "金字塔牌永凝液产品应用技术综述", 《第九届防水技术专业委员会学术年会论文集》 * |
| 解优品等: "CRETO柔性修补剂在防潮闸加固中的应用", 《山东水利》 * |
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|---|---|---|---|---|
| CN107476205A (en) * | 2017-08-07 | 2017-12-15 | 江苏平山交通设施有限公司 | A kind of modulus type expansion joint rapid-maintenance changes construction method |
| CN107555919A (en) * | 2017-08-23 | 2018-01-09 | 合肥卡勒斯通建筑材料有限公司 | Bridge grouting material and the method using its quick repair bridge expansion joint |
| CN107555919B (en) * | 2017-08-23 | 2020-05-12 | 合肥卡勒斯通建筑材料有限公司 | Bridge grouting material and method for rapidly repairing bridge expansion joint by adopting same |
| CN108425691A (en) * | 2018-03-24 | 2018-08-21 | 徐州迈斯特机械科技有限公司 | A kind of tunnel waterproofing method |
| CN109734389A (en) * | 2019-02-25 | 2019-05-10 | 中铁第四勘察设计院集团有限公司 | A kind of unballasted track bed plate dew muscle repair materials and its application |
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