CN1528579A - Method for manufacturing light conccrete product - Google Patents
Method for manufacturing light conccrete product Download PDFInfo
- Publication number
- CN1528579A CN1528579A CNA031347991A CN03134799A CN1528579A CN 1528579 A CN1528579 A CN 1528579A CN A031347991 A CNA031347991 A CN A031347991A CN 03134799 A CN03134799 A CN 03134799A CN 1528579 A CN1528579 A CN 1528579A
- Authority
- CN
- China
- Prior art keywords
- manufacture method
- cement mortar
- slip
- light concrete
- foam
- Prior art date
- 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.)
- Granted
Links
Images
Landscapes
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
- Curing Cements, Concrete, And Artificial Stone (AREA)
Abstract
The invention discloses a method to fast make a lightweight concrete preparation, adopting routine raw material, on one hand, placing cement, sand and so on in the blender, adding in water to blend into cement mortar; on the other hand, at the same time using foamer to produce foams, and adding in the foams during blending cement mortar. The foams form lots of fine air holes in the cement mortar. It pours the cement mortar in the mould to mold and solidify, then demoulds and cuts the solidified cement mortar into the needed size, and then placing on the open space to water and cure for 5-7 days so as to make into the lightweight concrete preparation. It can save producing time, device investment and energy source all the more.
Description
Technical field
The present invention relates to a kind of method of making light concrete product for building, be specifically related to a kind of method that can make goods such as lightweight concrete building block that slight and compression strength meets GB/T 11968-1997 " autoclave aerated concrete building block " and GB15762-1995 " autoclaved aerated concrete slab " standard, precast slab, roof heat-insulating shield fast, belong to the construction material production technical field.
Background technology
Characteristics such as lightweight concrete building block is light because of the amount of having, high strength, heat insulation, sound insulation, fire prevention, impermeability, construction adaptability are strong, so be commonly used for civilian and the industrial building materials for wall, be specially adapted to the construction of high-rise materials for wall and roof heat-insulating shield.
The manufacture method of the light concrete product of commonly using at present, as shown in Figure 1, generally all be the method that adopts steam pressurized manufacturing, utilize cement, gypsum, lime, flyash or sand etc., conducts such as adding aluminium powder add blowing agent, after adding water and mixing into slip, the cast slip is gone into mould, leaves standstill to wait for the slip foaming, after magnesia in the cement etc. and the hydrogen peroxide in the aluminium powder meet, in combination reaction, produce a large amount of gas, make slip produce a large amount of bubbles, become the material of lightweight.The demoulding and utilize cutting machine cutting then, fortune removes to put into huge still kettle again, and is steam-cured with high temperature, HCS, makes light material solidify finished product, just finishes manufacturing.Yet, in the manufacture process of above-mentioned known steam pressurized foam concrete, need the expensive huge still kettle equipment of a cover, solidify the aerated light concrete product is carried out maintenance.Because the maintenance of equipment volume is limited, consume the energy, so with high costs.And, if produce a large amount of light concrete products simultaneously, just needing many cover maintenance of equipments, cost of investment is higher.Maintenance of equipment also involves maintenance cost, and many cover maintenance of equipments just involve higher maintenance cost.
For exempting high temperature, the step of autoclaving, the manufacture method that adopts the light concrete product of improveing is also arranged at present, as shown in Figure 2, method is to utilize raw material to be flyash, magnesia, magnesium chloride, lightweight additive such as expanded perlite etc., adding curing agent again is land plaster, cement, materials such as pulverized limestone, add in proportion water stir mixed after, adding hydrogen peroxide or inorganic acid etc. again stirs for blowing agent, be poured into mould then, magnesia and the hydrogen peroxide in the blowing agent in the material produce gas in combination reaction, form bubble in slip, curing agent solidifies slip.Treat slip foaming, shaping, curing and demolding finished product.Though above-mentioned known modification method is exempted steam-cured step, but still has complicate fabrication process, cost of material price height, drawbacks such as the time length of slip foaming are the method that so still demand is a kind of fast in the industry, low-cost production meets the standard light concrete product.
Summary of the invention
At above-mentioned prior art problems, the present invention provides the fast method of the standard compliant light concrete product of a kind of simple manufacturing especially, in manufacture process, neither need leave standstill and wait for foaming, need not utilize costly steaming pressure equipment to carry out steam-cured solidification process again, also can energy savings in the manufacture process, just can make the light concrete product that light weights at different levels, intensity etc. all meet GB/T 11968-1997 " autoclave aerated concrete building block " and GB15762-1995 " autoclaved aerated concrete slab " standard.
For achieving the above object, the present invention takes following technical scheme:
The invention provides a kind of manufacture method of light concrete product, characteristics are to select conventional manufacturing raw material for use, common materials such as cement, sand are put into mixer, add water and mix into cement mortar, utilize the system infusion to produce foam on the other hand simultaneously, in the cement mortar whipping process, add described foam.Mixed foam forms a large amount of tiny pore spaces in the slip, becomes the material of light concrete product.Slip mixes to evenly along after sliding, and slip casting is gone into die for molding, and curing and demolding and cut into required size was placed on the vacant lot water seasoning 5 to 7 days then, promptly made the light concrete product that closes symbol standard light weight, intensity.
In the manufacture method of aforesaid light concrete product, the slip of described mixing Pao Droplets can be parked 1 to 2 hour, after treating in the slip that moisture content is absorbed into not flow regime a little, inject the mould of concrete block moulding machine, with minute-pressure slip is pressed into building block, be placed on the vacant lot water seasoning then 5 to 7 days, and promptly made the lightweight concrete building block that closes symbol standard light weight, intensity.
In the manufacture method of aforesaid light concrete product, the slip of described mixing Pao Droplets is pourable to be gone into to have laid in the concrete slab mould that steel props up, and curing and demolding is made the lightweight coagulation scholar wallboard prefabricated component that closes symbol standard light weight, intensity.
In the manufacture method of aforesaid light concrete product, the slip of described mixing Pao Droplets can directly be poured into the garret flooring of building, becomes the lightweight concrete roof heat-insulating shield that closes symbol standard light weight, intensity after the curing.
In the manufacture method of aforesaid light concrete product, the slip of described mixing Pao Droplets can directly be poured into the parts that need thermal insulation, sound insulation, as dividing plate, pipeline, valve etc., as a kind of lightweight concrete thermal insulation, acoustic material.
In the manufacture method of aforesaid light concrete product, described system infusion is conventional system infusion, for example: match Gao Su (TRICOSAL), required deal depends on the system infusion of selecting for use individually, also depend on the desired density of the light concrete product of making, required deal is generally 1 to 1.5l/m
3
In the manufacture method of aforesaid light concrete product, the ready-made foam that the cement in the described cement mortar, sand, water and system infusion are produced, deal is by the light weight of the required difference of manufactured goods, intensity, allotment is mixed in varing proportions.And the present invention does not do any qualification to the adopt material of making slip, for example: can cement, materials such as flyash, stone flour make slip, also can add other spike or add reinforcing agent outward, as magnesium chloride etc. to strengthen the intensity of finished product.This method of ready-made foam that the present invention is only produced admixture system infusion is made light concrete product and is limited, and promptly these foams form a large amount of tiny pore spaces in slip, becomes the material of light concrete product.
The present invention does not limit the light concrete product form, and goods can comprise fragment of brick, wallboard prefabricated component, roof heat-insulating shield, various lightweight concrete thermal insulation, acoustic material etc.
Technical scheme of the present invention compared with prior art, in manufacture process, need not leave standstill and wait for foaming, need not utilize machinery to carry out steam-cured solidification process again, save greatly and produce required time, equipment investment, more can save the energy in process of production, lower production cost effectively significantly, have environment-friendly function concurrently, cater to demand in the industry.
Description of drawings
Fig. 1 is the schematic flow sheet of conventional manufacture method;
Fig. 2 is a schematic flow sheet of improveing conventional manufacture method;
Fig. 3 is the schematic flow sheet of the embodiment of the invention.
The specific embodiment
Describe embodiments of the invention in detail below in conjunction with accompanying drawing.
Referring to Fig. 3, the embodiment of the invention one is for making lightweight concrete building block, it makes flow process: the Main Ingredients and Appearance of making the material of cement mortar is cement, sand and water, and with 30: 70: 12 part by weight (900 kilograms of cement, sand 2,360 kilograms in double centner and water), put into mixer and stir, be mixed into cement mortar with the rotating speed that per minute 14 to 17 changes; On the other hand, the Gao Su (TRICOSAL) of utilization match simultaneously S-45 system infusion and water are produced foam with 1: 40 part by weight (1,200 kilogram in 30 kilograms of system infusions and water) mixing manufacturing.In the cement mortar whipping process, press 35: 1 part by weight (cement mortar 1,050 kilogram) adding foam (30 kilograms), mix about 10 to 12 minutes to along behind the sliding pasty state slip, the cement mortar of having mixed foam is poured into die for molding, curing and demolding and cut into required size.Be placed on the vacant lot water seasoning then and promptly made lightweight concrete building block in 5 to 7 days.This lightweight concrete building block is measured according to GB/T11968-1997 " autoclave aerated concrete building block " standard, and light weight is about 650kg/m
3, intensity is about 3.5mpa, meets relevant criterion.
Embodiment two is for making lightweight concrete wallboard prefabricated component, it makes flow process: adopt process manufacturing and mixed slurry and the foam identical with embodiment one, the cement mortar of mixing Pao Droplets is poured into lays in the concrete slab mould that steel props up, curing and demolding is made lightweight concrete wallboard prefabricated component.After tested, the standard light weight and the intensity that meet GB15762-1995 " autoclaved aerated concrete slab ".
Embodiment three is for making lightweight concrete roof heat-insulating shield, it makes flow process: adopt process manufacturing and mixed slurry and the foam identical with embodiment one, the cement mortar of mixing Pao Droplets directly is poured into the garret flooring of building, becomes lightweight concrete roof heat-insulating shield after the curing.After tested, meet standard light weight and intensity in the industry.
Embodiment four is for making lightweight concrete roof heat-insulating shield, it makes flow process: adopt process manufacturing and mixed slurry and the foam identical with embodiment one, the cement mortar of mixing Pao Droplets directly is poured into the parts that need thermal insulation, sound insulation, as dividing plate, pipeline, valve etc., make lightweight concrete thermal insulation, acoustic material.After tested, meet standard light weight and intensity in the industry.
Claims (10)
1. the manufacture method of a light concrete product, it is characterized in that: utilize conventional manufacturing raw material, on the one hand common materials such as cement, sand are put into mixer, add water and mix into cement mortar, utilize the system infusion to produce foam on the other hand simultaneously, in the cement mortar whipping process, add foam.Mix to along behind the lubricating substance slurry, the slip casting that has mixed foam is gone into die for molding, be cut into required size behind the slip cure and demold, be placed on the vacant lot water seasoning then 5 to 7 days, make light concrete product.
2. the manufacture method of light concrete product as claimed in claim 1, it is characterized in that: the described slip that has mixed foam was parked 1 to 2 hour, after treating in the slip that moisture content is absorbed into not flow regime a little, inject the mould of concrete block moulding machine, with minute-pressure slip is pressed into building block, be placed on the vacant lot water seasoning then 5 to 7 days, and made lightweight concrete building block.
3. the manufacture method of light concrete product as claimed in claim 1 is characterized in that: the described slip casting that has mixed foam goes into to lay in the concrete slab mould that steel props up, and curing and demolding is made lightweight concrete wallboard prefabricated component.
4. the manufacture method of light concrete product as claimed in claim 1, it is characterized in that: the described slip that has mixed foam directly is poured into the garret flooring of building, becomes lightweight concrete roof heat-insulating shield after the curing.
5. the manufacture method of light concrete product as claimed in claim 1, it is characterized in that: the described slip that has mixed foam directly is poured into the parts that need thermal insulation, sound insulation, as a kind of lightweight concrete thermal insulation, acoustic material.
6. as the manufacture method of claim 1 or 2 or 3 or 4 or 5 described light concrete products, it is characterized in that: required system infusion mixes to make with 1: 40 weight ratio with water produces foam, and adds foam by 35: 1 weight ratios in the cement mortar whipping process.
7. as the manufacture method of claim 1 or 2 or 3 or 4 or 5 described light concrete products, it is characterized in that: the material of described manufacturing slip mixes in varing proportions puts into mixer.
8. as the manufacture method of claim 1 or 2 or 3 or 4 or 5 described light concrete products, it is characterized in that: described cement mortar adds other spike.
9. as the manufacture method of claim 1 or 2 or 3 or 4 or 5 described light concrete products, it is characterized in that: described cement mortar adds the outer reinforcing agent that adds.
10. the manufacture method of light concrete product as claimed in claim 6 is characterized in that: add reinforcing agent or other spike outside described cement mortar adds.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031347991A CN1307029C (en) | 2003-09-30 | 2003-09-30 | Method for manufacturing light conccrete product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031347991A CN1307029C (en) | 2003-09-30 | 2003-09-30 | Method for manufacturing light conccrete product |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1528579A true CN1528579A (en) | 2004-09-15 |
| CN1307029C CN1307029C (en) | 2007-03-28 |
Family
ID=34286193
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031347991A Expired - Fee Related CN1307029C (en) | 2003-09-30 | 2003-09-30 | Method for manufacturing light conccrete product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1307029C (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100464961C (en) * | 2008-01-15 | 2009-03-04 | 山东金塔建设有限公司 | Serum pulping method and pulping equipment |
| CN101042315B (en) * | 2007-03-31 | 2010-05-26 | 浙江建设职业技术学院 | Indoor maintain method of light weight earthen |
| CN102848468A (en) * | 2012-09-05 | 2013-01-02 | 大连正锐建筑节能股份有限公司 | High speed bin structure for composite foam concrete stirring equipment |
| CN104278839A (en) * | 2013-07-12 | 2015-01-14 | 任丘市永基建筑安装工程有限公司 | Water application curing technology in concrete wall panel of intelligent housing |
| CN105269656A (en) * | 2014-07-10 | 2016-01-27 | 旭混凝土工业株式会社 | Method for manufacturing concrete products |
| CN106053183A (en) * | 2016-08-10 | 2016-10-26 | 山东大学 | Foam concrete sample production apparatus abutted to indoor rock soil mechanical test machine, and method thereof |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87103036A (en) * | 1987-09-11 | 1988-02-10 | 四川省建材工业科学研究所 | Foamed concrete and manufacture method thereof |
| CN1019376B (en) * | 1988-05-23 | 1992-12-09 | 纽约州立大学研究基金会 | Blade removal and/or manting mechanism and dispenser, extractor-disposal a apparatus |
| CN1070172A (en) * | 1991-09-09 | 1993-03-24 | 广东省建筑科研设计所 | Foam fly ash silicate goods and cellular concrete product production method |
| CN1155538C (en) * | 1999-01-21 | 2004-06-30 | 徐君元 | Non-steam cured foamed concrete plate |
| CN1293165A (en) * | 2000-09-19 | 2001-05-02 | 宁夏发荣农工科贸有限公司 | Sound-isolating superlight concrete product for building |
-
2003
- 2003-09-30 CN CNB031347991A patent/CN1307029C/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101042315B (en) * | 2007-03-31 | 2010-05-26 | 浙江建设职业技术学院 | Indoor maintain method of light weight earthen |
| CN100464961C (en) * | 2008-01-15 | 2009-03-04 | 山东金塔建设有限公司 | Serum pulping method and pulping equipment |
| CN102848468A (en) * | 2012-09-05 | 2013-01-02 | 大连正锐建筑节能股份有限公司 | High speed bin structure for composite foam concrete stirring equipment |
| CN104278839A (en) * | 2013-07-12 | 2015-01-14 | 任丘市永基建筑安装工程有限公司 | Water application curing technology in concrete wall panel of intelligent housing |
| CN104278839B (en) * | 2013-07-12 | 2017-07-25 | 任丘市永基建筑安装工程有限公司 | Water curing technology is applied in intelligent house in concrete panel |
| CN105269656A (en) * | 2014-07-10 | 2016-01-27 | 旭混凝土工业株式会社 | Method for manufacturing concrete products |
| CN105269656B (en) * | 2014-07-10 | 2017-11-24 | 旭混凝土工业株式会社 | The manufacture method of concrete product |
| CN106053183A (en) * | 2016-08-10 | 2016-10-26 | 山东大学 | Foam concrete sample production apparatus abutted to indoor rock soil mechanical test machine, and method thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1307029C (en) | 2007-03-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100528791C (en) | High-strength light concrete block and manufacturing method thereof | |
| CN101306934A (en) | Haydite aerated concrete block and method for manufacturing same | |
| CZ209497A3 (en) | Process for producing light-weight mineral insulating board with open pores | |
| CN106986663B (en) | Preparation method of foamed concrete building block | |
| CN105777191A (en) | Nitrogen foam concrete and preparation method thereof | |
| CN104891916B (en) | Gypsum compositions, building block and the high-strength anticracking gypsum lath of steel frame and light | |
| CN103483001A (en) | Manufacturing method of halogen-resistant-strengthened lightweight composite wallboard and building block made of light magnesium powder | |
| CN1307029C (en) | Method for manufacturing light conccrete product | |
| CN102674759A (en) | EPS (Expandable Polystyrene) light aggregate concrete thermal insulation hollow block and construction method thereof | |
| CN110386782A (en) | A kind of foamed ceramic cement builds the production method of a light thermal insulation composite board | |
| CN1328204C (en) | Heat insulating bearing concrete brick and its production process | |
| CN101492280A (en) | Phosphate cellular concrete and process for producing its product | |
| CN102775180B (en) | Lightweight acoustic panel containing rare earth catalyst, and preparation method thereof | |
| CN101244919B (en) | Technique for producing loess foaming light brick | |
| CN101913903B (en) | Aerated concrete block and preparation method thereof | |
| CN101538167A (en) | Porous concrete mixture and products and preparation method thereof | |
| CN106380172A (en) | Preparation method for mould-proof antifreeze aerated brick | |
| CN108726942A (en) | A kind of air-mixed concrete pieces and preparation method thereof | |
| CN113199622B (en) | Aerated concrete plate with preset pipeline, preparation method and construction method | |
| CN108328988A (en) | A kind of preparation method of lightweight resistance to compression sandwich wall board | |
| CN1081658A (en) | A kind of light-weight foam cement product and manufacture method | |
| CN106478146A (en) | A kind of method preparing foam concrete using second time of foaming | |
| CN1180921C (en) | Process of making block using plaster as main raw material | |
| RU2245784C2 (en) | Method of production of decorative facade made out of architectural concrete and a form for its realization | |
| CN206840409U (en) | A kind of steam-aerated concrete plate production line |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |