CN106747095A - A kind of filler that compounds strengthens the road surfacing water-permeable brick of anti-microbial property - Google Patents

Abstract

Strengthen the road surfacing water-permeable brick of anti-microbial property the invention discloses a kind of filler that compounds, be made from the following raw materials in parts by weight：Granite leftover bits 40 43,30 32,42.5 grades of Portland cements 20 22 of discarded concrete, polyester-cotton fabric leftover pieces 2 2.5, poly-epoxychloropropane dimethylamine 0.1 0.12, Early-strength polycarboxylate superplasticizer 0.3 0.4, appropriate amount of water, Sodium Polyacrylate 0.7 0.9, nano zine oxide 45, bromopropyl triphenylphosphinebromide 23, clay 67, concentration are ammoniacal liquor 0.3 0.4, the Loprazolam 0.3 0.4, appropriate deionized water of 25wt%.Not only compression strength is good, wear-resisting for the water-permeable brick that the present invention is made, and Antimicrobial preservative effect is good, the clean free from extraneous odour of the brick body being made, and long service life can for a long time keep clean and tidy road environment.

Description

A kind of filler that compounds strengthens the road surfacing water-permeable brick of anti-microbial property

Technical field

It is saturating the present invention relates to water-permeable brick technical field, more particularly to a kind of road surfacing for compounding filler enhancing anti-microbial property Water brick.

Background technology

In recent years, whenever rainy season, each big city " seeing sea " phenomenon takes place frequently.Water penetration ground is due to alleviation municipal drainage System flood discharge pressure, recharge of groundwater resource, improve urban surface plant and edaphon life condition, make underground moisture It is easy to the advantages of evaporating and eliminate urban heat land effect and is paid close attention to by more and more researchers.Water-permeable pavement is helped In air and moisture circulation, eliminate tropical island effect, sqouynd absorption lowering noise.Water-permeable pavement brick is the main composition on urban water-through road surface Composition, mainly there is 3 kinds of cement base pervious concrete brick, macromolecule pervious concrete brick and sintering brick permeable to water.Wherein, cement base Pervious concrete brick manufacture craft is simple, and with low cost and stable performance is suitable for large-scale promotion application, general to have well Water penetration, water-retaining property, it is while intensity requirement is met, in addition it is also necessary to keep certain insertion hole meet water penetration will The brick asked.Therefore when preparing in addition to selecting suitable raw material, will also be by mix-design, preparation technology, additive To meet the requirement of intensity and porosity.

《The research of water-permeable brick is made using discarded concrete optimization》Natural aggregate is substituted using discarded concrete in one text, Using positive quadraturing design test method, analysis aggregate size, gelatine are than, the ratio of mud and water reducer, silica flour and discarded concrete Influence of the different addition quantity to water-permeable brick intensity and coefficient of permeability, obtains optimum mix proportion, in the reinforcing and maintenance of regeneration aggregate The water-permeable brick being made under the improvement of mode, intensity increases, and meets laying and requires, realizes twice laid, energy-saving and emission-reduction, but Be because intensity improves limited, due also to the mobility feature of concrete, easily occur when brick body be molded it is heavy starch phenomenon, oozing Aquaporin blocks influence water penetration, and cement layer because of stream slurry, and the cement layer at node will be thinning, is unfavorable for the hair of brick strength Exhibition.To reach more surcharges while must being thus modified to it, then meet strength demand, can be to water Mud water-permeable brick carries out more preferable popularization and application.

The content of the invention

The object of the invention is exactly to make up the defect of prior art, there is provided a kind of compounding filler strengthens the road of anti-microbial property Lay water-permeable brick in face.

The present invention is achieved by the following technical solutions：

A kind of filler that compounds strengthens the road surfacing water-permeable brick of anti-microbial property, is made from the following raw materials in parts by weight：Granite side It is horn scraps 40-43, discarded concrete 30-32,42.5 grades of Portland cement 20-22, polyester-cotton fabric leftover pieces 2-2.5, poly- Epoxychloropropane dimethylamine 0.1-0.12, Early-strength polycarboxylate superplasticizer 0.3-0.4, appropriate amount of water, Sodium Polyacrylate 0.7-0.9, Nano zine oxide 4-5, bromopropyl triphenylphosphinebromide 2-3, clay 6-7, concentration are ammoniacal liquor 0.3-0.4, the Loprazolam of 25wt% 0.3-0.4, appropriate deionized water.

A kind of filler that compounds strengthens the road surfacing water-permeable brick of anti-microbial property, is made up of step in detail below：

（1）Granite leftover bits are put into crusher in crushing into the little particle of 7-10mm, discarded concrete is put into disintegrating machine In be broken into the particle of 5-10mm, then two kinds of particles is mixed, obtain mixing coarse aggregate；

（2）Polyester-cotton fabric leftover pieces are sheared and pine is torn, the fabric pieces for forming 3mm × 3mm are stand-by；By Hydrin two Methylamine is dissolved in 100 times of water of amount, and stirring adds above-mentioned fabrics fragment to after being completely dissolved, and is stirred with 400-500 revs/min of speed 30-40 minutes is stood after mixing 4-5 minutes, the fabric pieces after impregnation process are put in an oven with 100-110 DEG C of drying in filtering 100-120 minutes, taken out after cooling；

（3）Loprazolam is dissolved in the 30-40 times of deionized water measured, stirring forms solution, adds clay, stirring to 50-60 DEG C, stir-activating 90-120 minutes, neutrality is washed with distilled water to, dried in 50-60 DEG C of vacuum drying chamber, it is standby；Will be poly- PAA is scattered in the 30-35 times of deionized water measured, and adds clay, nano zine oxide after above-mentioned activation, dispersed with stirring It is the ammoniacal liquor of 25wt% that bromopropyl triphenylphosphinebromide, concentration are added after uniform, is stirred at reflux under nitrogen protection 60-80 minutes, Filtering, is washed with deionized 2-3 times, afterwards again in vacuum drying chamber with 60-70 DEG C of drying, obtains compounding antibacterial filler；

（4）By step（1）, step（2）The product for obtaining stirs under anhydrous conditions, adds appropriate water so that mixing Thing surface is no longer entirely wetted, and is subsequently adding step（3）Product, 42.5 grades of Portland cements and remaining residue for obtaining into Point, suitable quantity of water is continuously added after stirring, it is 0.3 to control the ratio of mud, continues stirring and enables within 10-15 minutes cement mortar fully Every aggregate of parcel, finally pours into mould mixture, is gently plugged and pounded with the smooth wooden stick in one end, in 4MPa after flattened faces Pressure under compressing, static pressure 90 seconds, brick body is put into concrete standard and supported by freeze-day with constant temperature 48 hours at 25 DEG C after the demoulding Conserved on request in protecting box 28 days.

It is an advantage of the invention that：After the present invention is broken into certain particle diameter using granite leftover bits and discarded concrete Mixed and disorderly is distributed in concrete, the skeleton structure of water-permeable brick is constituted due to its random distribution of orientations, by suitably matching somebody with somebody Than so that the brick body being made has good intensity and rational porosity, and uses discarded object, both reduces raw material Cost, it is also environmentally friendly；Coordinate the addition of the modified fabric pieces of poly-epoxychloropropane dimethylamine, good hydrophilic property, with cement Cohesive enhancing, improve the compression strength of brick body, and uniformly can be filled in the gap of aggregate, water-permeable brick into During type, modified fabric pieces reduce the mobility of concrete, it is to avoid the company between its obstruction aggregate that flows downward Through hole gap, prevents aggregate sedimentation, it is ensured that the water permeability of water-permeable brick；Appropriate fabric pieces adjustable concrete is secreted simultaneously It is aqueous, can reduce because concrete water bleeding can stop that crack end moves forward in particles of aggregates microcrack formed below, during compression, from And improve the intensity of water-permeable brick；When water-permeable brick is pressurized and shrinks, it shrinks energy and is absorbed by fabric pieces, effectively increases The toughness of water brick, it is suppressed that the generation and development of crackle；The addition of fabric pieces, part concrete is adsorbed by fabric, aggregate it Between cementing layer it is thinning, hole increase, increase coefficient of permeability, and due to the hydrophilicity of fabric pieces, enhance The water retention coefficient of brick body.

The present invention by activate will it is clay modified after mix with nano zine oxide, cooperation bromopropyl triphenylphosphinebromide adds Plus, synergy improves antibiotic property, is added in brick body, can play the effect of durable antibiotic；It is permeable that the present invention is made Not only compression strength is good, wear-resisting for brick, and Antimicrobial preservative effect is good, and the clean free from extraneous odour of the brick body being made, long service life can be grown Time keeps clean and tidy road environment.

Specific embodiment

A kind of filler that compounds strengthens the road surfacing water-permeable brick of anti-microbial property, by following weight portion（Kilogram）Raw material system Into：Granite leftover bits 40, discarded concrete 30,42.5 grades of Portland cements 20, polyester-cotton fabric leftover pieces 2, polycyclic Oxygen chloropropane dimethylamine 0.1, Early-strength polycarboxylate superplasticizer 0.3, appropriate amount of water, Sodium Polyacrylate 0.7, nano zine oxide 4, bromine third Base triphenylphosphinebromide 2, clay 6, concentration are ammoniacal liquor 0.3, the Loprazolam 0.3, appropriate deionized water of 25wt%.

A kind of filler that compounds strengthens the road surfacing water-permeable brick of anti-microbial property, is made up of step in detail below：

（1）Granite leftover bits are put into crusher in crushing into the little particle of 7mm, discarded concrete are put into disintegrating machine and are broken The particle of 5mm is broken into, then mixes two kinds of particles, obtain mixing coarse aggregate；

（2）Polyester-cotton fabric leftover pieces are sheared and pine is torn, the fabric pieces for forming 3mm × 3mm are stand-by；By Hydrin two Methylamine is dissolved in 100 times of water of amount, and stirring adds above-mentioned fabrics fragment to after being completely dissolved, and 4 are stirred with 400 revs/min of speed 30 minutes are stood after minute, the fabric pieces after impregnation process are put in an oven with 100 DEG C of dryings 100 minutes, cooling in filtering After take out；

（3）Loprazolam is dissolved in 30 times of deionized waters of amount, stirring forms solution, adds clay, stirred to 50 DEG C, stirring Activation 90 minutes, is washed with distilled water to neutrality, is dried in 50 DEG C of vacuum drying chambers, standby；Sodium Polyacrylate is scattered in In 30 times of deionized waters of amount, clay, the nano zine oxide after above-mentioned activation are added, dispersed with stirring uniformly adds bromopropyl three afterwards Phenyl bromide phosphine, concentration are the ammoniacal liquor of 25wt%, are stirred at reflux under nitrogen protection 60 minutes, are filtered, and are washed with deionized 2 It is secondary, afterwards again in vacuum drying chamber with 60 DEG C of dryings, obtain compounding antibacterial filler；

（4）By step（1）, step（2）The product for obtaining stirs under anhydrous conditions, adds appropriate water so that mixing Thing surface is no longer entirely wetted, and is subsequently adding step（3）Product, 42.5 grades of Portland cements and remaining residue for obtaining into Point, suitable quantity of water is continuously added after stirring, it is 0.3 to control the ratio of mud, continues stirring and enables that cement mortar is fully wrapped in 10 minutes Every aggregate is wrapped up in, finally mixture is poured into mould, is gently plugged and pounded with the smooth wooden stick in one end, 4MPa's after flattened faces It is compressing under pressure, static pressure 90 seconds, brick body is put into concrete standard maintenance by freeze-day with constant temperature 48 hours at 25 DEG C after the demoulding Conserved on request in case 28 days.

The pervious floor tile being made to the embodiment of the present invention carries out properties test, and coefficient of permeability is 0.262mm/s, resistance to compression Intensity is 33.87MPa, and 25 times Frozen-thawed cycled compression strength loss are less than 20%, meet professional standard.

Claims (2)

1. a kind of filler that compounds strengthens the road surfacing water-permeable brick of anti-microbial property, it is characterised in that by the raw material of following weight portion It is made：Granite leftover bits 40-43, discarded concrete 30-32,42.5 grades of Portland cement 20-22, polyester-cotton fabric sides Corner material 2-2.5, poly-epoxychloropropane dimethylamine 0.1-0.12, Early-strength polycarboxylate superplasticizer 0.3-0.4, appropriate amount of water, polypropylene Sour sodium 0.7-0.9, nano zine oxide 4-5, bromopropyl triphenylphosphinebromide 2-3, clay 6-7, concentration are the ammoniacal liquor 0.3- of 25wt% 0.4th, Loprazolam 0.3-0.4, appropriate deionized water.

2. a kind of filler that compounds strengthens the road surfacing water-permeable brick of anti-microbial property according to claim 1, it is characterised in that by Step is made in detail below：

（1）Granite leftover bits are put into crusher in crushing into the little particle of 7-10mm, discarded concrete is put into disintegrating machine In be broken into the particle of 5-10mm, then two kinds of particles is mixed, obtain mixing coarse aggregate；

（2）Polyester-cotton fabric leftover pieces are sheared and pine is torn, the fabric pieces for forming 3mm × 3mm are stand-by；By Hydrin two Methylamine is dissolved in 100 times of water of amount, and stirring adds above-mentioned fabrics fragment to after being completely dissolved, and is stirred with 400-500 revs/min of speed 30-40 minutes is stood after mixing 4-5 minutes, the fabric pieces after impregnation process are put in an oven with 100-110 DEG C of drying in filtering 100-120 minutes, taken out after cooling；

（3）Loprazolam is dissolved in the 30-40 times of deionized water measured, stirring forms solution, adds clay, stirring to 50-60 DEG C, stir-activating 90-120 minutes, neutrality is washed with distilled water to, dried in 50-60 DEG C of vacuum drying chamber, it is standby；Will be poly- PAA is scattered in the 30-35 times of deionized water measured, and adds clay, nano zine oxide after above-mentioned activation, dispersed with stirring It is the ammoniacal liquor of 25wt% that bromopropyl triphenylphosphinebromide, concentration are added after uniform, is stirred at reflux under nitrogen protection 60-80 minutes, Filtering, is washed with deionized 2-3 times, afterwards again in vacuum drying chamber with 60-70 DEG C of drying, obtains compounding antibacterial filler；

（4）By step（1）, step（2）The product for obtaining stirs under anhydrous conditions, adds appropriate water so that mixing Thing surface is no longer entirely wetted, and is subsequently adding step（3）Product, 42.5 grades of Portland cements and remaining residue for obtaining into Point, suitable quantity of water is continuously added after stirring, it is 0.3 to control the ratio of mud, continues stirring and enables within 10-15 minutes cement mortar fully Every aggregate of parcel, finally pours into mould mixture, is gently plugged and pounded with the smooth wooden stick in one end, in 4MPa after flattened faces Pressure under compressing, static pressure 90 seconds, brick body is put into concrete standard and supported by freeze-day with constant temperature 48 hours at 25 DEG C after the demoulding Conserved on request in protecting box 28 days.