CN108178562A - A kind of road and bridge concrete special and preparation method thereof - Google Patents
A kind of road and bridge concrete special and preparation method thereof Download PDFInfo
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- CN108178562A CN108178562A CN201810003408.2A CN201810003408A CN108178562A CN 108178562 A CN108178562 A CN 108178562A CN 201810003408 A CN201810003408 A CN 201810003408A CN 108178562 A CN108178562 A CN 108178562A
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/003—Methods for mixing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/0806—Details; Accessories
- B28C5/0831—Drives or drive systems, e.g. toothed racks, winches
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B28—WORKING CEMENT, CLAY, OR STONE
- B28C—PREPARING CLAY; PRODUCING MIXTURES CONTAINING CLAY OR CEMENTITIOUS MATERIAL, e.g. PLASTER
- B28C5/00—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions
- B28C5/08—Apparatus or methods for producing mixtures of cement with other substances, e.g. slurries, mortars, porous or fibrous compositions using driven mechanical means affecting the mixing
- B28C5/10—Mixing in containers not actuated to effect the mixing
- B28C5/12—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers
- B28C5/16—Mixing in containers not actuated to effect the mixing with stirrers sweeping through the materials, e.g. with incorporated feeding or discharging means or with oscillating stirrers the stirrers having motion about a vertical or steeply inclined axis
-
- 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
- C04B20/00—Use of materials as fillers for mortars, concrete or artificial stone according to more than one of groups C04B14/00 - C04B18/00 and characterised by shape or grain distribution; Treatment of materials according to more than one of the groups C04B14/00 - C04B18/00 specially adapted to enhance their filling properties in mortars, concrete or artificial stone; Expanding or defibrillating materials
- C04B20/02—Treatment
- C04B20/023—Chemical treatment
-
- 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
- C04B2111/34—Non-shrinking or non-cracking materials
- C04B2111/343—Crack resistant materials
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Ceramic Engineering (AREA)
- Mechanical Engineering (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Inorganic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Road Paving Structures (AREA)
Abstract
The invention discloses a kind of road and bridge concrete specials, include each component of following parts by weight：42 47 parts of rubble, 33 38 parts of thin river sand, 11 15 parts of dump slag, discarded 8 12 parts of cullet slag, 37 parts of pelelith, 12 15 parts of flyash, 19 23 parts of cement, 0.2 0.4 parts of weather-proof filler, 0.2 0.3 parts of potassium titanate spar, 57 parts of white vermiculite, 1.3 1.7 parts of water-reducing agent, 2.6 3.2 parts of silica flour, 0.1 0.3 parts of corrosion inhibiter of curing, 17 21 parts of water.Dump slag and flyash in concrete of the present invention have pozzolanic reaction activity, the permeability of concrete can be reduced and improve the intensity of concrete, white vermiculite simultaneously, pelelith and scrap glass slag can effectively improve the intensity of concrete containing inorganic silicon compound, and then enhance the shock resistance of road and bridge, the addition of weather-proof filler can improve the weatherability of concrete simultaneously, road and bridge is made to can adapt to the variation of Various Seasonal temperature, and adhesive property between concrete can be improved by curing the addition of corrosion inhibiter, and then road and bridge face cracking can be prevented, extend the service life of road and bridge.
Description
Technical field
The invention belongs to concrete preparation fields, are related to a kind of road and bridge concrete special and preparation method thereof.
Background technology
The construction of road and bridge engineering has the transportation in China important influence, and is related to the hair of economic construction
Exhibition, so the construction technology and construction quality of road and bridge engineering are particularly critical, in road and bridge engineering, concrete is as main construction
Raw material, the performance of concrete affect the quality and service life of road and bridge, slag and fine coal are added in existing road and bridge concrete
Ash realizes the increase of road and bridge surface intensity, the reduction of water penetration, and then enhances the service life of road and bridge, but for frequent transport heavy
For the road and bridge of type machinery, the intensity homogeneity on road surface and the compression strength on road surface cannot meet the needs.
Invention content
The purpose of the present invention is to provide a kind of road and bridge concrete special and preparation method thereof, containing discarded in the concrete
Slag and flyash have pozzolanic reaction activity, can reduce the permeability of concrete and improve the intensity of concrete, simultaneously
White vermiculite, pelelith and scrap glass slag can effectively improve the intensity of concrete, Jin Erzeng containing inorganic silicon compound
The shock resistance of strong road and bridge, while the addition of weather-proof filler can improve the weatherability of concrete, and road and bridge is made to can adapt to not
With the variation of seasonal temperature, and the addition for curing corrosion inhibiter can improve the adhesive property between concrete, than individual water
The adhesive property of mud binding agent is high, and then can prevent road and bridge face cracking, extends the service life of road and bridge.
The purpose of the present invention can be achieved through the following technical solutions：
A kind of road and bridge concrete special includes each component of following parts by weight：
42-47 parts of rubble, river sand 33-38 parts thin, 11-15 parts of dump slag, discarded 8-12 parts of cullet slag, pelelith 3-
7 parts, 12-15 parts of flyash, 19-23 parts of cement, filler 0.2-0.4 parts weather-proof, 0.2-0.3 parts of potassium titanate spar, white vermiculite 5-7
Part, 1.3-1.7 parts of water-reducing agent, 2.6-3.2 parts of silica flour, 0.1-0.3 parts of corrosion inhibiter of curing, 17-21 parts of water；
The preparation process of the weather-proof filler is：
(1) zeolite molecular sieve is added in and be stirred under vacuum in container, 20-30min is vacuumized while stirring, then by liquid stone
Wax is added in be stirred under vacuum in container and quickly be stirred, and is simultaneously stopped and is vacuumized, be stirred to react 10-20min, obtains compound weather-proof molecule
Sieve；
(2) after rosin resin being heated to softening, continuing to be heated to micro- molten state, then adding compound weather-proof molecular sieve
In a subtle way in molten rosin resin, stop heating and be quickly stirred to surface one layer of rosin resin of package of compound weather-proof molecular sieve
Then liquid is passed through rapidly CO2Gas carries out hardening by cooling, and the material after hardening by pulverizer is crushed, is obtained weather-proof
Filler；
The mass ratio of the compound weather-proof molecular sieve and rosin resin is 1:2.3-2.8；
It is described curing corrosion inhibiter preparation process be：
(1) sodium chloride, potassium chloride, calcium chloride, ferrous sulfate are added to the water mixing to be prepared into metal ion water-soluble
Liquid；
(2) phenol is added in reaction vessel, is heated to 50-60 DEG C, then adds in sodium hydroxide solution, be stirred to react
After 20-30min, epoxychloropropane solution is added in, 70 DEG C of reaction 2h is warming up to, then adds formalin, insulation reaction 1-
Ethylene glycol solution is added in after 2h and is stirred to react 40-60min, composite colloidal solution is obtained, step 1 is then added in into reaction vessel
In aqueous metallic ions, it is for use after being uniformly mixed；
(3) it is bentonite is soluble in water, Ludox, vapour phase inhibitor and nano-titanium dioxide are then added in, is stirred evenly
It adds in afterwards in the solution prepared in step 2, is stirred 10-20min；
(4) and then by alundum (Al2O3) and calcium oxide it adds in step 3,30min is stirred under room temperature, it is slow to obtain curing
Lose agent；
Parts by weight in the curing corrosion inhibiter shared by each component are as follows：
24-27 parts of aqueous metallic ions, 32-38 parts of composite colloidal solution, 12-17 parts of bentonite, Ludox 10-14
Part, 13-15 parts of vapour phase inhibitor, 1-3 parts of nano-titanium dioxide, 21-26 parts of alundum (Al2O3), 30-37 parts of calcium oxide, water 48-
57 parts；
Sodium chloride in aqueous metallic ions in the step 1, potassium chloride, calcium chloride, ferrous sulfate mass ratio be
1.3-1.7:1:2.1-2.5:0.7-0.9；
The amount for adding in the substance of epoxychloropropane in the step 2 in composite colloidal solution in 1mol phenol is 0.24-
0.37mol, add in formaldehyde substance amount for 1.4-1.6mol, the amount for adding in the substance of ethylene glycol is 0.34-0.38mol；
A kind of preparation method of road and bridge concrete special, is as follows：
(1) rubble and discarded cullet ground-slag are broken into particle of the grain size less than 1.5-2cm, then add in thin river sand stirring
It is uniformly mixed, obtains mixing aggregate；
(2) dump slag, white vermiculite, pelelith and flyash crushes to grain size to be less than 0.2cm for use, to efficient
Cement and water are added in stirring container, weather-proof filler, potassium titanate spar, water-reducing agent, silica flour are added in after being uniformly mixed and is consolidated
Change corrosion inhibiter, then high-speed stirred mixing 3-5min adds in dump slag, white vermiculite, pelelith and the flyash stirring of crushing
It is uniformly mixed, obtains bonding enhancing component；
(3) it will bond and be uniformly mixed in enhancing component addition mixing aggregate, and obtain concrete, concrete is spread out
Health 28 days after flat, compacting.
Beneficial effects of the present invention：
The present invention adds dump slag and flyash in concrete, has pozzolanic reaction activity, can reduce coagulation
The permeability of soil and the intensity for improving concrete.
The white vermiculite of present invention addition, pelelith and scrap glass slag can effectively improve mixed containing inorganic silicon compound
The intensity of soil is coagulated, and silica flour can be filled between the gap of cement, be converted into the calcium hydroxide that hydrated cementitious generates solidifying
Glue improves the intensity of concrete, reduces the permeability of concrete, and then enhance the shock resistance of road and bridge.
Weather-proof filler is added in concrete of the present invention, phase-changing and temperature-regulating marking liquid paraffin, and liquid are contained in weather-proof filler
Body paraffin be encapsulated in molecular sieve and rosin it is vertical in, can effectively prevent the leakage of phase-change material, and the tune of phase-change material
Warm nature can improve the high-low temperature resistant ability of concrete, and then enhance the service life of road and bridge.
The present invention adds in curing corrosion inhibiter in concrete, can be by curing metal ion and concrete in corrosion inhibiter
Ion in aggregate occurs ion exchange and then reaction of reuniting occurs, and can enhance the bonding force between concrete so that road and bridge
Face is not easy to crack, and simultaneous oxidation calcium can meet water and become calcium hydroxide colloid, and then make the reunion between enhancing aggregate
Performance, and the addition of composite colloidal solution can further improve the adhesive property between concrete, and then can prevent road
Bridge floor cracks, and extends the service life of road and bridge.
The present invention carries out the mixing of material using high-efficiency stirring container, and since high-efficiency stirring container contains, there are three stepped
The stirring rod of distribution, the glue stick bar at center realize the mixing of bottoms material, and being left two stirring rods can not only rotation stirring
And the revolution of center stirring rod can be surrounded to be stirred, and then stirring efficiency can be improved, and can realize different height
Material is sufficiently mixed, and is that material mixes evenly, mixing efficiency higher.
Description of the drawings
In order to facilitate the understanding of those skilled in the art, the present invention is further illustrated below in conjunction with the accompanying drawings.
Fig. 1 is high-efficiency stirring container partial structural diagram of the present invention；
Fig. 2 is high-efficiency stirring structure of container schematic diagram of the present invention；
Fig. 3 is the structural blast schematic diagram of Fig. 1.
Specific embodiment
Embodiment 1：
A kind of preparation method of road and bridge concrete special, is as follows：
(1) 42kg rubbles and 8kg are discarded into cullet ground-slag and is broken into particle of the grain size less than 1.5-2cm, then added in
The thin river sands of 33kg are uniformly mixed, and obtain mixing aggregate；
(2) 11kg dump slags, the white vermiculites of 5kg, 3kg peleliths and 12kg flyash are crushed to grain size and is less than
0.2cm is for use, and 19kg cement and 17kg water are added in into high-efficiency stirring container, adds in that 0.2kg is weather-proof to be filled out after being uniformly mixed
Material, 0.2kg potassium titanates spar, 1,3kg water-reducing agents, 2.6kg silica flours and 0.1kg curing corrosion inhibiter, high-speed stirred mixing 3-5min,
Then dump slag, white vermiculite, pelelith and the flyash for adding in crushing are uniformly mixed, and obtain bonding enhancing component；
(3) it will bond and be uniformly mixed in enhancing component addition mixing aggregate, and obtain concrete, concrete is spread out
Health 28 days after flat, compacting.
The preparation process of the weather-proof filler is：(1) zeolite molecular sieve is added in and be stirred under vacuum in container, taken out while stirring
Then atoleine is added in be stirred under vacuum in container and quickly be stirred, is simultaneously stopped and vacuumize, be stirred to react by vacuum 20-30min
10-20min obtains compound weather-proof molecular sieve；(2) after 2kg rosin resins being heated to softening, continuing to be heated to micro- molten shape
Then the compound weather-proof molecular sieves of 0.8kg are added in micro- molten rosin resin, stop heating and be quickly stirred to compound resistance to by state
One layer of rosin resin liquid is wrapped up on the surface for waiting molecular sieve, is then passed through CO rapidly2Gas carries out hardening by cooling, by the object after hardening
Material is crushed by pulverizer, obtains weather-proof filler；
It is described curing corrosion inhibiter preparation process be：
(1) 1.3kg sodium chloride, 1kg potassium chloride, 2.1kg calcium chloride, 0.7kg ferrous sulfate are added to the water mixing
It is prepared into aqueous metallic ions；
(2) 1.88kg phenol is added in reaction vessel, is heated to 50-60 DEG C, then adding in 30ml mass fractions is
25% sodium hydroxide solution after being stirred to react 20-30min, adds in 0.45kg epoxychloropropane solution, is warming up to 70 DEG C of reactions
Then 2h adds 0.84kg formalins, 0.422 ethylene glycol solution is added in after insulation reaction 1-2h and is stirred to react 40-
60min obtains composite colloidal solution, and composite colloidal solution prepared by 0.32kg is taken to add in reaction vessel, is then held to reaction
The aqueous metallic ions in 0.24kg steps 1 are added in device, it is for use after being uniformly mixed；
(3) 0.12kg bentonites are dissolved in 0.48kg water, then add in 0.1kg Ludox, 0.13kg vapour phase inhibitors
With 0.1kg nano-titanium dioxides, it is stirring evenly and then adding into the solution prepared in step 2, is stirred 10-20min；
(4) and then by 0.21kg alundum (Al2O3)s and 0.3kg calcium oxide it adds in step 3, is stirred under room temperature
30min obtains curing corrosion inhibiter.
Embodiment 2：
A kind of preparation method of road and bridge concrete special, is as follows：
(1) 47kg rubbles and 12kg are discarded into cullet ground-slag and is broken into particle of the grain size less than 1.5-2cm, then added in
The thin river sands of 38kg are uniformly mixed, and obtain mixing aggregate；
(2) 15kg dump slags, the white vermiculites of 7kg, 7kg peleliths and 15kg flyash are crushed to grain size and is less than
0.2cm is for use, and 23kg cement and 21kg water are added in into high-efficiency stirring container, adds in that 0.4kg is weather-proof to be filled out after being uniformly mixed
Material, 0.3kg potassium titanates spar, 1.7kg water-reducing agents, 3.2kg silica flours and 0.3kg curing corrosion inhibiter, high-speed stirred mixing 3-5min,
Then dump slag, white vermiculite, pelelith and the flyash for adding in crushing are uniformly mixed, and obtain bonding enhancing component；
(3) it will bond and be uniformly mixed in enhancing component addition mixing aggregate, and obtain concrete, concrete is spread out
Health 28 days after flat, compacting.
The preparation process of the weather-proof filler is：(1) zeolite molecular sieve is added in and be stirred under vacuum in container, taken out while stirring
Then atoleine is added in be stirred under vacuum in container and quickly be stirred, is simultaneously stopped and vacuumize, be stirred to react by vacuum 20-30min
10-20min obtains compound weather-proof molecular sieve；(2) after 2kg rosin resins being heated to softening, continuing to be heated to micro- molten shape
Then the compound weather-proof molecular sieves of 0.9kg are added in micro- molten rosin resin, stop heating and be quickly stirred to compound resistance to by state
One layer of rosin resin liquid is wrapped up on the surface for waiting molecular sieve, is then passed through CO rapidly2Gas carries out hardening by cooling, by the object after hardening
Material is crushed by pulverizer, obtains weather-proof filler；
It is described curing corrosion inhibiter preparation process be：
(1) 1.7kg sodium chloride, 1kg potassium chloride, 2.5kg calcium chloride, 0.9kg ferrous sulfate are added to the water mixing
It is prepared into aqueous metallic ions；
(2) 1.88kg phenol is added in reaction vessel, is heated to 50-60 DEG C, then adding in 30ml mass fractions is
25% sodium hydroxide solution after being stirred to react 20-30min, adds in 0.72kg epoxychloropropane solution, is warming up to 70 DEG C of reactions
2h, then adds 0.96kg formalins, and adding in 0.434kg ethylene glycol solutions after insulation reaction 1-2h is stirred to react 40-
60min obtains composite colloidal solution, and composite colloidal solution prepared by 0.38kg is taken to add in reaction vessel, is then held to reaction
The aqueous metallic ions in 0.27kg steps 1 are added in device, it is for use after being uniformly mixed；
(3) 0.17kg bentonites are dissolved in 0.57kg water, then add in 0.14kg Ludox, 0.15kg vapour phase inhibitors
With 0.3kg nano-titanium dioxides, it is stirring evenly and then adding into the solution prepared in step 2, is stirred 10-20min；
(4) and then by 0.36kg alundum (Al2O3)s and 0.37kg calcium oxide it adds in step 3, is stirred under room temperature
30min obtains curing corrosion inhibiter.
Comparative example 1：
A kind of preparation method of road and bridge concrete special, is as follows：
(1) 47kg rubbles and 12kg are discarded into cullet ground-slag and is broken into particle of the grain size less than 1.5-2cm, then added in
The thin river sands of 38kg are uniformly mixed, and obtain mixing aggregate；
(2) 15kg dump slags, the white vermiculites of 7kg, 7kg peleliths and 15kg flyash are crushed to grain size and is less than
0.2cm is for use, and 23kg cement and 21kg water are added in into high-efficiency stirring container, adds in that 0.4kg is weather-proof to be filled out after being uniformly mixed
Material, 0.3kg potassium titanates spar, 1.7kg water-reducing agents, 3.2kg silica flours, high-speed stirred mixing 3-5min, then add in the useless of crushing
Barrow slag, white vermiculite, pelelith and flyash are uniformly mixed, and obtain bonding enhancing component；
(3) it will bond and be uniformly mixed in enhancing component addition mixing aggregate, and obtain concrete, concrete is spread out
Health 28 days after flat, compacting.
Comparative example 2：
A kind of preparation method of road and bridge concrete special, is as follows：
(1) 47kg rubbles are ground into particle of the grain size less than 1.5-2cm, then add in the thin river sands of 38kg and be stirred
It is even, obtain mixing aggregate；
(2) by 15kg dump slags and 15kg flyash crush to grain size be less than 0.2cm it is for use, to high-efficiency stirring hold
23kg cement and 21kg water are added in device, added in after being uniformly mixed the weather-proof fillers of 0.4kg, 0.3kg potassium titanates spar,
Then 1.7kg water-reducing agents, 3.2kg silica flours and 0.3kg curing corrosion inhibiter, high-speed stirred mixing 3-5min add in the discarded of crushing
Slag, white vermiculite, pelelith and flyash are uniformly mixed, and obtain bonding enhancing component；
(3) it will bond and be uniformly mixed in enhancing component addition mixing aggregate, and obtain concrete, concrete is spread out
Health 28 days after flat, compacting.
Concrete road surface after health in embodiment 1-2 and comparative example 1-2 28 days is chosen 5 different positions to resist
Pressure test, wherein the distance between each position is not less than 1m, test result is as follows：
It chooses 5 different positions and carries out compression test results in concrete road surface after 1 health of table 28 days
As can be seen from Table 1, the compression strength of concrete road surface not only becomes larger after addition curing corrosion inhibiter, and different positions
The compression strength put is not much different, it can thus be appreciated that the addition of curing corrosion inhibiter can improve the adhesive property between concrete, makes
The cohesive force obtained between concrete is evenly distributed, so that the concrete road surface compressive resistance formed, than more uniform, placement is local
Local Road Surface is caused to crush when resistance to compression changes greatly, and then increase the difficulty that road surface is repaired；Table 1 is it is found that discarded cullet simultaneously
The addition of slag, white vermiculite and pelelith can improve the raising of inorganic silicon ingredient in concrete, and then can further improve mixed
The compressive property of soil is coagulated, so as to extend the service life on road surface.
Embodiment 3：
A kind of road and bridge concrete special preparation facilities, including high-efficiency stirring container, as shown in Figure 1, Figure 2 and Figure 3, high efficiency stirring
It mixes container and includes agitator 1, installation through-hole is provided at the top center of agitator 1, bottom is provided with discharge port, is installed at discharge port
There is discharge valve, the side wall of agitator 1 is equipped with feeding-passage 101；
First rotating shaft 2 is mounted in the installation through-hole, one end of first rotating shaft 2 is mounted with first gear 3,
The other end is connected with the power output end of decelerating motor, and the bottom face of first gear 3 is fixed with the second shaft 4, the second shaft 4
Middle part is arranged the positioning plate 5 being fixed in horizontal distribution, and the bottom end of the second shaft 4, which is arranged, is fixed with bearing 6, fixed in bearing 6
Have in the first stirring rod 7 being distributed vertically；
One end of the positioning plate 5 is provided with the first rotated through-hole, and the other end is provided with the second rotated through-hole, the bottom of positioning plate 5
Face is vertically and fixedly provided with fixing axle 501, and the second shaft 4 is mounted in the first rotated through-hole, is installed in the second rotated through-hole solid
Surely there is third shaft 8, the top of third shaft 8 is fixed with the second gear 9 engaged with first gear 3, and the other end is fixed with
Three gears 10, the end face of third gear 10 are fixed in the second stirring rod 11 being distributed vertically；
The 4th gear 12 engaged with third gear 10 is installed, the end face of the 4th gear 12 is consolidated in the fixing axle 501
Surely have in the third stirring rod 13 being distributed vertically；
The bottom end of second stirring rod 11 to 1 bottom surface of agitator distance be more than third stirring rod 13 bottom end to stir
The distance 30-40cm of 1 bottom surface of bucket；The distance of the bottom end of third stirring rod 13 to 1 bottom surface of agitator is more than the bottom of the first stirring rod 7
Hold the distance 30-40cm of 1 bottom surface of agitator；First stirring rod 7,13 and second stirring rod 11 of third stirring rod are in from low to high
Stepped distribution；It can effectively realize being sufficiently mixed for the material of different height；
Specifically used process is：
Material is poured into from feeding-passage 101 in agitator 1, then opens motor, first gear 3 is driven to rotate, first
Gear 3 drives 5 and first stirring rod 7 of positioning plate to rotate by the second shaft 4；First gear 3 drives 9 turns of second gear simultaneously
Dynamic, second gear 9 drives third gear 10 to rotate by third shaft 8, and third gear 10 drives the second stirring rod 11 to surround certainly
Body center line is moved in a circle while rotation by the rotation of positioning plate 5 around first gear 3；Third gear 10 drives simultaneously
4th gear 12 rotates, and the 4th gear 12 drives third stirring rod 13 to rotate, and third stirring rod 13 is rotated around center line
While move in a circle under the drive of positioning plate 5 around first gear 3.
Present invention disclosed above preferred embodiment is only intended to help to illustrate the present invention.There is no detailed for preferred embodiment
All details are described, are not limited the invention to the specific embodiments described.Obviously, according to the content of this specification,
It can make many modifications and variations.This specification is chosen and specifically describes these embodiments, is in order to preferably explain the present invention
Principle and practical application, so as to which skilled artisan be enable to be best understood by and utilize the present invention.The present invention is only
It is limited by claims and its four corner and equivalent.
Claims (10)
1. a kind of road and bridge concrete special, which is characterized in that include each component of following parts by weight：
42-47 parts of rubble, river sand 33-38 parts thin, 11-15 parts of dump slag, discarded 8-12 parts of cullet slag, 3-7 parts of pelelith,
12-15 parts of flyash, 19-23 parts of cement, filler 0.2-0.4 parts weather-proof, 0.2-0.3 parts of potassium titanate spar, it is vermiculite 5-7 parts white,
1.3-1.7 parts of water-reducing agent, 2.6-3.2 parts of silica flour, 0.1-0.3 parts of corrosion inhibiter of curing, 17-21 parts of water.
A kind of 2. road and bridge concrete special according to claim 1, which is characterized in that the preparation process of the weather-proof filler
For：
(1) zeolite molecular sieve is added in and be stirred under vacuum in container, vacuumized 20-30min while stirring, then add atoleine
Enter to be stirred under vacuum in container and quickly stir, be simultaneously stopped and vacuumize, be stirred to react 10-20min, obtain compound weather-proof molecular sieve；
(2) after rosin resin being heated to softening, continuing to be heated to micro- molten state, then add in compound weather-proof molecular sieve micro-
In molten rosin resin, stop heating and be quickly stirred to surface one layer of rosin resin liquid of package of compound weather-proof molecular sieve,
Then it is passed through CO rapidly2Gas carries out hardening by cooling, and the material after hardening by pulverizer is crushed, obtains weather-proof fill out
Material.
3. a kind of road and bridge concrete special according to claim 2, which is characterized in that the compound weather-proof molecular sieve and pine
The mass ratio of botany bar gum is 1:2.3-2.8.
A kind of 4. road and bridge concrete special according to claim 1, which is characterized in that the preparation of the curing corrosion inhibiter
Cheng Wei：
(1) sodium chloride, potassium chloride, calcium chloride, ferrous sulfate are added to the water mixing and are prepared into aqueous metallic ions；
(2) phenol is added in reaction vessel, is heated to 50-60 DEG C, then adds in sodium hydroxide solution, be stirred to react 20-
After 30min, epoxychloropropane solution is added in, 70 DEG C of reaction 2h is warming up to, formalin is then added, after insulation reaction 1-2h
It adds in ethylene glycol solution and is stirred to react 40-60min, obtain composite colloidal solution, then added in step 1 into reaction vessel
Aqueous metallic ions, it is for use after being uniformly mixed；
(3) it is bentonite is soluble in water, Ludox, vapour phase inhibitor and nano-titanium dioxide are then added in, is added after stirring evenly
Enter in the solution prepared in step 2, be stirred 10-20min；
(4) and then by alundum (Al2O3) and calcium oxide it adds in step 3,30min is stirred under room temperature, obtain curing inhibition
Agent.
A kind of 5. road and bridge concrete special according to claim 4, which is characterized in that each component in the curing corrosion inhibiter
Shared parts by weight are as follows：24-27 parts of aqueous metallic ions, 32-38 parts of composite colloidal solution, 12-17 parts of bentonite,
10-14 parts of Ludox, 13-15 parts of vapour phase inhibitor, 1-3 parts of nano-titanium dioxide, 21-26 parts of alundum (Al2O3), calcium oxide 30-
37 parts, 48-57 parts of water.
A kind of 6. road and bridge concrete special according to claim 4, which is characterized in that metal ion water in the step 1
Chlorine in Solution sodium, potassium chloride, calcium chloride, ferrous sulfate mass ratio be 1.3-1.7:1:2.1-2.5:0.7-0.9.
7. a kind of road and bridge concrete special according to claim 4, which is characterized in that composite colloid is molten in the step 2
The amount for adding in the substance of epoxychloropropane in liquid in 1mol phenol is 0.24-0.37mol, the amount for the substance for adding in formaldehyde is 1.4-
1.6mol, the amount for adding in the substance of ethylene glycol are 0.34-0.38mol.
8. a kind of preparation method of road and bridge concrete special according to claim 1, which is characterized in that specific steps are such as
Under：
(1) rubble and discarded cullet ground-slag are broken into particle of the grain size less than 1.5-2cm, then add in thin river sand and be stirred
Uniformly, mixing aggregate is obtained；
(2) by dump slag, white vermiculite, pelelith and flyash crush to grain size be less than 0.2cm it is for use, to high-efficiency stirring
Cement and water are added in container, it is slow that weather-proof filler, potassium titanate spar, water-reducing agent, silica flour and curing are added in after being uniformly mixed
Agent, high-speed stirred mixing 3-5min are lost, dump slag, white vermiculite, pelelith and the flyash for then adding in crushing are stirred
Uniformly, it obtains bonding enhancing component；
(3) it will bond and be uniformly mixed in enhancing component addition mixing aggregate, and obtain concrete, concrete is shakeout,
Compacting.
A kind of 9. preparation method of road and bridge concrete special according to claim 8, which is characterized in that the high-efficiency stirring
Container includes agitator (1), and installation through-hole is provided at the top center of agitator (1), and bottom is provided with discharge port, pacifies at discharge port
Equipped with discharge valve, the side wall of agitator (1) is equipped with feeding-passage (101)；
First rotating shaft (2) is mounted in the installation through-hole, one end of first rotating shaft (2) is mounted with first gear
(3), the other end is connected with the power output end of decelerating motor, and the bottom face of first gear (3) is fixed with the second shaft (4),
The positioning plate (5) being fixed in horizontal distribution is arranged in the middle part of second shaft (4), the bottom end of the second shaft (4), which is arranged, is fixed with axis
It holds (6), is fixed in bearing (6) in the first stirring rod (7) being distributed vertically；
One end of the positioning plate (5) is provided with the first rotated through-hole, and the other end is provided with the second rotated through-hole, the bottom of positioning plate (5)
Face is vertically and fixedly provided with fixing axle (501), and the second shaft (4) is mounted in the first rotated through-hole, pacifies in the second rotated through-hole
Dress is fixed with third shaft (8), and the top of third shaft (8) is fixed with the second gear (9) engaged with first gear (3), separately
One end is fixed with third gear (10), and the end face of third gear (10) is fixed in the second stirring rod (11) being distributed vertically；
The 4th gear (12) engaged with third gear (10), the end of the 4th gear (12) are installed on the fixing axle (501)
Face is fixed in the third stirring rod (13) being distributed vertically.
10. the preparation method of a kind of road and bridge concrete special according to claim 9, which is characterized in that described second stirs
The distance for mixing bottom end to agitator (1) bottom surface of bar (11) is more than the bottom end to agitator (1) bottom surface of third stirring rod (13)
Distance 30-40cm；The distance of the bottom end of third stirring rod (13) to agitator (1) bottom surface is more than the bottom end of the first stirring rod (7)
To the distance 30-40cm of agitator (1) bottom surface；First stirring rod (7), third stirring rod (13) and the second stirring rod (11) are from low
To high stepped distribution.
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| CN109503112A (en) * | 2018-12-17 | 2019-03-22 | 濡ョ兢 | A kind of road and bridge concrete special and preparation method thereof |
| CN111116067A (en) * | 2019-12-31 | 2020-05-08 | 杭州南山水泥有限公司 | Portland cement production line |
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| CN111116067A (en) * | 2019-12-31 | 2020-05-08 | 杭州南山水泥有限公司 | Portland cement production line |
| CN111116067B (en) * | 2019-12-31 | 2021-10-08 | 杭州南山水泥有限公司 | Portland cement production line |
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Application publication date: 20180619 |