CN104909651A - Vegetation-form green ecological concrete, and preparation method thereof - Google Patents

Vegetation-form green ecological concrete, and preparation method thereof Download PDF

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Publication number
CN104909651A
CN104909651A CN201510273944.0A CN201510273944A CN104909651A CN 104909651 A CN104909651 A CN 104909651A CN 201510273944 A CN201510273944 A CN 201510273944A CN 104909651 A CN104909651 A CN 104909651A
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CN
China
Prior art keywords
green ecological
concrete
parts
vegetation
stir
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Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201510273944.0A
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Chinese (zh)
Inventor
郑敏升
张蔚
周敏
陈锋
林生凤
陶新明
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Fujian Academy of Building Research
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Fujian Academy of Building Research
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Publication date
Application filed by Fujian Academy of Building Research filed Critical Fujian Academy of Building Research
Priority to CN201510273944.0A priority Critical patent/CN104909651A/en
Publication of CN104909651A publication Critical patent/CN104909651A/en
Pending legal-status Critical Current

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Abstract

The invention provides a vegetation-form green ecological concrete and a preparation method thereof. The vegetation-form green ecological concrete comprises 3.75 to 4 parts of water, 7 to 9 parts of Portland cement P.O42.5R, 80 to 90 parts of single-grade broken stone of 10 to 25mm, 1 to 1.25 parts of silica fume, 2 to 2.5 parts of fly ash, and 0.0006 to 0.00125 parts of an air entraining agent. The preparation method comprises following steps: Portland cement P.O42.5R, silica fume, and fly ash are mixed, and an obtained mixture is stirred for 60s; single-grade broken stone is added, and stirring is carried out for another 60s; a half of weighed water is added into an obtained mixed material, and stirring is carried out for 30s, and then the left water and the air entraining agent are added into an obtained product, and stirring is carried out for another 60s; and at last an obtained mixed product is delivered into a die, and is subjected to vibration puddling, curing, and demoulding.

Description

Vegetation type green ecological concrete and preparation method thereof
Technical field
The present invention relates to a kind of vegetation type green ecological concrete, and the concrete preparation method of described vegetation type green ecological.
Background technology
Concrete is a kind of material that the mankind and nature carry out that in material and energy exchange activity, consumption is larger, concrete manufacture and usage, and the performance of itself greatly affects global environment, resource, the consumption of the energy and the quality in constructed mankind's activity space thereof.The mankind only notice that concrete is that the mankind are used for a long time, bring convenience the one side with wealth to the mankind, but have ignored concrete bring the another side of negative impact.Concrete color is gloomy, have a dull expression on one's face, give sensation that is stiff, coarse, ash cooling, and people live in the city of being filled by Steel Concrete, feel, away from nature, to lack delight of life; Concrete self structure is closely knit, lacks ventilation property and water-permeable, regulates air themperature, humidity ability, make urban district temperature than suburb and rural area high 3 ~ 5 DEG C, produce so-called " heat island phenomenon "; Employing normal concrete constructs, and rainwater can not permeate the ground for a long time, causes Urban Underground water level to decline, and destroys earth's surface biological system, reduces ground flora growth rate, and city's green areas reduces, and causes urban ecological system to lack of proper care.Enter the nineties in 20th century, environment of preserving our planet, walking Sustainable Development Road has become whole world questions of common interest.The concrete of new millennium not only will meet the requirement of structured material, also will reduce as far as possible and bring load and detrimentally affect to global environment, and can with natural coordination, Coexisting with environment.Therefore, as the material of construction that human maximum amount uses, concrete developing direction necessarily should meet modern Man's Demands, considers the factor of environment again, be conducive to resource, the saving of the energy and the balance of ecology, namely the concrete of environment-friendly type will become one of concrete main development direction.Plant-growing type eco-concrete has high ventilative, water-permeable because of it and plants the features such as natural disposition, and compare normal concrete, being more conducive to environment and ecological balance, is a kind of special construction material of Sustainable development.
Existing restoring vegetation concrete mainly with cast-in-place be main, a small amount of prefabricated test specimen, there is such as low strength (lower than 15MPa) in these products, effective porosity is on the low side (lower than 25%), poor durability (freeze-thaw cycle is lower than 25 times), the shortcomings such as basicity higher (ph value is greater than 9).
Summary of the invention
One of the technical problem to be solved in the present invention, is to provide a kind of vegetation type green ecological concrete.
The present invention is achieved in that a kind of vegetation type green ecological concrete, comprises each composition of following parts by weight:
Further, described air entrapment agent is the one in rosin tree lipid, alkyl and alkylated aromatic sulfonic acid class, fatty alcohol sulfonate class, saponins, protein salt, oil sulphur hydrochloric acid.
The technical problem to be solved in the present invention two, is to provide a kind of described concrete preparation method of vegetation type green ecological.
The present invention is achieved in that a kind of described concrete preparation method of vegetation type green ecological, comprises the following steps:
(1) raw material prepares: prepare raw material as claimed in claim 1;
(2) mix: by silicate cement P.O42.5R, silicon ash, flyash mixing, stir 60s, then add 10mm ~ 25mm simple grain level rubble, continue to stir 60s; Load weighted water is first poured in half to compound and is stirred 30s, then is poured into together with air entrapment agent in compound by remaining water, continues to stir 60s;
(3) compound is poured in mould, mechanical pudding, maintenance, the demoulding.
The invention has the advantages that: the advantage with high strength, high porosity, high-durability, low alkalinity, realize the function of concrete grass planting.
Embodiment
A kind of vegetation type green ecological concrete, comprises each composition of following parts by weight:
Described air entrapment agent is the one in rosin tree lipid, alkyl and alkylated aromatic sulfonic acid class, fatty alcohol sulfonate class, saponins, protein salt, oil sulphur hydrochloric acid.
For describing the present invention better, especially exemplified by following embodiment:
Each embodiment for upper table prepares the concrete method of vegetation type green ecological, comprises the following steps:
(1) raw material prepares: the raw material preparing the various embodiments described above;
(2) mix: by silicate cement P.O42.5R, silicon ash, flyash mixing, stir 60s, then add 10mm ~ 25mm simple grain level rubble, continue to stir 60s; Load weighted water is first poured in half to compound and is stirred 30s, then is poured into together with air entrapment agent in compound by remaining water, continues to stir 60s;
Described air entrapment agent is the mixture of one or more arbitrary proportions in rosin tree lipid, alkyl and alkylated aromatic sulfonic acid class, fatty alcohol sulfonate class, saponins, protein salt, oil sulphur hydrochloric acid.
(3) compound is poured in mould, mechanical pudding, maintenance, the demoulding.
The present invention passes through based on cement, coarse aggregate, mix proper amount of silicon ash and flyash and air entrapment agent, adopt the mode of prefabricated component, make the vegetation type green ecological concrete simultaneously with features such as high strength (being greater than 15MPa), high porosity (being greater than 30%), high-durability (freezing-thawing cycles is greater than 25 times), low alkalinity (ph value 6.5 ~ 8).

Claims (3)

1. a vegetation type green ecological concrete, is characterized in that: each composition comprising following parts by weight:
2. vegetation type green ecological concrete as claimed in claim 1, is characterized in that: described air entrapment agent is the one in rosin tree lipid, alkyl and alkylated aromatic sulfonic acid class, fatty alcohol sulfonate class, saponins, protein salt, oil sulphur hydrochloric acid.
3. the concrete preparation method of vegetation type green ecological as claimed in claim 1, is characterized in that: comprise the following steps:
(1) raw material prepares: prepare raw material as claimed in claim 1;
(2) mix: by silicate cement P.O42.5R, silicon ash, flyash mixing, stir 60s, then add 10mm ~ 25mm simple grain level rubble, continue to stir 60s; Load weighted water is first poured in half to compound and is stirred 30s, then is poured into together with air entrapment agent in compound by remaining water, continues to stir 60s; .
(3) compound is poured in mould, mechanical pudding, maintenance, the demoulding.
CN201510273944.0A 2015-05-26 2015-05-26 Vegetation-form green ecological concrete, and preparation method thereof Pending CN104909651A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510273944.0A CN104909651A (en) 2015-05-26 2015-05-26 Vegetation-form green ecological concrete, and preparation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510273944.0A CN104909651A (en) 2015-05-26 2015-05-26 Vegetation-form green ecological concrete, and preparation method thereof

Publications (1)

Publication Number Publication Date
CN104909651A true CN104909651A (en) 2015-09-16

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510273944.0A Pending CN104909651A (en) 2015-05-26 2015-05-26 Vegetation-form green ecological concrete, and preparation method thereof

Country Status (1)

Country Link
CN (1) CN104909651A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105272063A (en) * 2015-11-17 2016-01-27 福建省建筑工程质量检测中心有限公司 Recycled aggregate plant-growing type concrete and preparing method thereof
CN105594435A (en) * 2016-01-14 2016-05-25 青岛农业大学 Porous ecological concrete culture medium structural layer and light roof greening system
CN109293294A (en) * 2018-10-08 2019-02-01 科利尔环保科技有限责任公司 A kind of side slope deep layer gutter enhancement eco-concrete

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105272063A (en) * 2015-11-17 2016-01-27 福建省建筑工程质量检测中心有限公司 Recycled aggregate plant-growing type concrete and preparing method thereof
CN105594435A (en) * 2016-01-14 2016-05-25 青岛农业大学 Porous ecological concrete culture medium structural layer and light roof greening system
CN109293294A (en) * 2018-10-08 2019-02-01 科利尔环保科技有限责任公司 A kind of side slope deep layer gutter enhancement eco-concrete

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Application publication date: 20150916

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