CN105985080A - Residential kitchen foaming cement common vertical flue and manufacturing method thereof - Google Patents
Residential kitchen foaming cement common vertical flue and manufacturing method thereof Download PDFInfo
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- CN105985080A CN105985080A CN201510206819.8A CN201510206819A CN105985080A CN 105985080 A CN105985080 A CN 105985080A CN 201510206819 A CN201510206819 A CN 201510206819A CN 105985080 A CN105985080 A CN 105985080A
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Abstract
The invention discloses a residential kitchen foaming cement common vertical flue and a manufacturing method thereof. The method comprises the steps that 70-90 parts of cement, 10-30 parts of a mineral additive, 0.1-3 parts of drawing-resistant fibers and water are stirred and mixed to be uniform, and then the cement, mineral additive slag powder and the drawing-resistant fibers are sequentially added, stirred and mixed to be uniform; a foaming agent and the water are independently mixed and foamed, and foam and the materials are mixed and stirred to be uniform; the stirred materials are poured into a flue mold, and the mold is removed after 12-24 h. According to the residential kitchen foaming cement common vertical flue and the manufacturing method thereof, a lot of small closed holes are formed in a hardened body by adopting the foaming agent, not only is the volume weight of the concrete flue reduced, but also the thermal insulation effect is improved, the phenomenon that cracks are prone to form after temperature difference circulation is reduced, and the potential safety hazard is eliminated; meanwhile, the phase composition and the microstructure of a single cement hydration product are improved, and not only is improvement of the strength property and the oil fume penetrating resistance of the foaming cement flue promoted, but also improvement of the adhesion property between the cement flue and decorative tiles is promoted.
Description
Technical field
The present invention relates to a kind of house kitchen foam cement and share vertical heating flue and preparation method thereof, belong to building material technical field.
Background technology
Along with the construction of urban modernization, the kitchen exhaust of residential building uses central exhaust mode, i.e. unit user to be connect by the exhausting stub tube of smoke exhaust to the flue concentrated mostly, and flue gas is through sharing vertical heating flue from roof high altitude discharge.At present, the kitchen exhaust road goods selection of residential building is divided into brick flue, glass fiber net cement mortar flue and composite fireproof plate assembly smoke pipe etc., but above-mentioned flue still suffers from following deficiency: 1, sinter brick smoke discharging pipe, i.e. uses masonry of cement mortar fired brick.The shortcoming of this smokejack is to take up room big, builds inwall by laying bricks or stones and plasters out-of-flatness, and easily bond greasy dirt, and smoke evacuation resistance is big, and the time is the longest, easily causes smokejack blocking, causes potential safety hazard to little high level and skyscraper；2, glass fiber net cement mortar smoke discharging pipe, i.e. uses cement mortar composite glass-fiber latticed fabric to be made.This smoke discharging pipe space hold is few, but shortcoming to be tube wall thin, easily damaged, and effect of heat insulation is poor, temperature deformation is big, be easily generated be full of cracks, hollowing and cause and decorate ceramic tile and come off, service life is short；3, composite fireproof plate smoke discharging pipe, the composite board i.e. using modified magnesite cement to be primary raw material is assembled, and internal and external walls is smooth, and smoke evacuation resistance is little.But its poor durability, this is due to MgCl in magnesia oxychloride cement2Component contains Cl-, its content is more than 30 times in Portland cement, Cl-Reinforcing bar is had the strongest corrosivity, magnesia oxychloride cement is internal simultaneously is low alkalinity environment, easily with the Portland cement mortar generation chemical reaction at the assembly and decoration of flue and expansion damage, affect due to temperature difference cyclical effect after using a period of time, joint, seam crossing produce cracking, cause ceramic tile hollowing to come off.
Owing to concrete and cement mortar have the good compatibility, therefore, frequently with concrete for making smoke discharging pipe in current most of Practical Project, it is high that this smoke discharging pipe has intensity, space hold is few, inner wall smooth, exhaust resistance is little, plurality of advantages such as low cost, but to there is quality big due to concrete smokejack, cause transport, carry, install operating difficulties, to there is also effect of heat insulation poor for concrete smoke discharging pipe simultaneously, after temperature difference circulation, crack easily occurs, after using time length, permeability occurs, there is security against fire hidden danger.
Summary of the invention
It is an object of the invention to make, for existing concrete, the technical problem that smoke exhaust pipe exists, a kind of house kitchen foam cement is provided to share vertical heating flue and preparation method thereof, have during to overcome above-mentioned concrete for making smoke discharging pipe that weight is big, effect of heat insulation is poor, long-time use after the defects such as permeability occur.
Technical scheme: a kind of house kitchen foam cement shares vertical heating flue, calculate by weight, it is by following raw material: the mixed material that cement 70～90 parts, mineral additive 10～30 parts and resistance to 0.1～3 part of mix homogeneously of dimension of towing prepare, and adds and accounts for the water reducer 0.5 of this mixed material gross mass percentages～2%, early strength agent 0.1～6%, coagulant 0.1～2%, foaming agent 0.01～2% and water 20～50% is prepared from.
Further, calculate by weight, it is the mixed material prepared by cement 75 parts, mineral additive 22 parts and resistance to 3 parts of mix homogeneously of dimension of towing, and adds and accounts for the water reducer 1% of this mixed material gross mass percentages, early strength agent 1%, coagulant 0.5%, foaming agent 0.5% and water 30% and be prepared from.
Aforesaid cement refers to portland cement or Portland cement.
Aforesaid mineral additive is one or more the mixture in flyash, slag powders, silicon ash, zeolite powder.
Aforesaid resistance to dimension of towing is vinal or polypropylene fibre.
Aforesaid water reducer is how based water reducer or polycarboxylate water-reducer.
Aforesaid early strength agent is one or more the mixture in nitrate, nitrite and triethanolamine.
Aforesaid coagulant is lithium carbonate.
Aforesaid foaming agent is one or more the mixture in rosin tree lipid foaming agent, dodecylbenzene sodium sulfonate, alkylphenol polyoxyethylene, tea saponin foaming agent and animal proteinum type foaming agent.
The invention allows for a kind of making the method that house kitchen foam cement described in claim 1～9 any one shares vertical heating flue, comprise the following steps:
A, cement and mineral additive, resistance to dimension homogenizing of towing: calculate by weight, obtain mixed material after taking cement 70～90 parts, mineral additive 10～30 parts and resistance to dimension 0.1～3 part stirring of towing；
B, water reducer, early strength agent, coagulant and water homogenizing: water reducer, coagulant, early strength agent are mixed in proportion with water, stir after standby, each component ratio is all to account for the percentages of mixed material gross mass described in a: water reducer 0.5～2%, early strength agent 0.1～6%, coagulant 0.1～2% and water 20～50%；
C, the preparation of foam: after foaming agent and water being mixed in proportion, use cement mortar special-purpose foaming machine to prepare foam, and each component ratio is all to account for the percentages of mixed material gross mass described in a: water 1%～10% and foaming agent 0.01～2%；
D, foamed cement share the cast of vertical heating flue: the mixed material that material step a prepared prepares with step b stirs, mixs homogeneously, the foam prepared with step c again is mix and blend in mixed bubble machine, before cement mortar reaches the presetting period, it is cast in vertical heating flue template, form removal behind 12～24h.
Compared with prior art, it is an advantage of the current invention that: the present invention uses foaming agent to form many tiny blind bore holes in hardenite, not only reduces the unit weight of concrete flue, but also improves effect of heat insulation, after reducing temperature difference circulation, crack easily occurs, eliminate safe hidden trouble.Simultaneously at foamed cement by middle incorporation active pozzolans material flyash, resistance to dimension, water reducer and the early strength agent of towing, improve thing phase composition and the heterogeneous microstructure of single hydrolysis product of cement, not only improve strength character and the oil resistant cigarette permeance property improving foamed cement flue, be conducive to again the adhesion property improving cement flue with decoration ceramic tile.Therefore, the raw material that the foam cement flue using method of the present invention to prepare not only is used is easily obtained, and processing technology is simple, production cost is low, simultaneously, the foamed cement flue fast solidifying of the present invention, cement sand plaster can be used or use building external paint facing, but also there is good strength character and oil resistant cigarette permeance property, long perfomance life, meet actual operation requirements, there is preferable marketing prospect.
Detailed description of the invention
In order to make the object of the invention, technical scheme and advantage clearer, below in conjunction with embodiment, the present invention is described in further detail.
Embodiment 1:
Calculate by weight, take the mixed material that cement 75 parts, 22 parts of mineral additive flyash and resistance to 3 parts of mix homogeneously of dimension of towing prepare, outer mixing accounts for how based water reducer 1%, the early strength agent sodium nitrate 1% of this mixed material gross mass percentages, promotees coagulating agent lithium carbonate 0.5%, rosin tree lipid foaming agent 0.5% and water 30%.
By said ratio, after cement, flyash, resistance to dimension of towing being uniformly mixed, add water reducer, early strength agent, coagulant and water stirring mixing, after foaming agent and the independent mixed foaming of water, again foam is mixed into and stirs, mixed material is cast in flue mould, form removal after 12h.
Embodiment 2
Calculate by weight, take the mixed material that cement 80 parts, mineral additive slag powders 18 parts and resistance to 2 parts of mix homogeneously of dimension of towing prepare, outer mixing accounts for how based water reducer 2%, the early strength agent sodium nitrite 2% of this mixed material gross mass percentages, promotees coagulating agent lithium carbonate 1%, dodecylbenzene sodium sulfonate foaming agent 2% and water 25%.
By said ratio, water reducer, early strength agent, coagulant and water are uniformly mixed, it is sequentially added into cement, mineral additive slag powders and resistance to dimension of towing to be uniformly mixed, after foaming agent and the independent mixed foaming of water, again foam is mixed into and stirs, mixed material is cast in flue mould, form removal after 18h.
Embodiment 3
Calculate by weight, take the mixed material that cement 85 parts, mineral additive silicon ash 13 parts and resistance to 2 parts of mix homogeneously of dimension of towing prepare, outer mixing accounts for the polycarboxylate water-reducer 1.5% of this mixed material gross mass percentages, early strength agent sodium nitrite 3%, rush coagulating agent lithium carbonate 1.5%, alkylphenol polyoxyethylene foaming agent 1% and water 28%.Remainder is with embodiment 1.
Embodiment 4
Calculate by weight, take the mixed material that cement 70 parts, mineral additive zeolite powder 29 parts and resistance to 1 part of mix homogeneously of dimension of towing prepare, outer mixing accounts for the polycarboxylate water-reducer 1.6% of this mixed material gross mass percentages, early strength agent triethanolamine 3%, rush coagulating agent lithium carbonate 1.5%, tea saponin foaming agent foam agent 2% and water 30% again.Remainder is with embodiment 1.
Embodiment 5
Calculate by weight, take the mixed material that cement 80 parts, 19 parts of mineral additive flyash and resistance to 1 part of mix homogeneously of dimension of towing prepare, outer mixing accounts for how based water reducer 0.5%, the early strength agent triethanolamine 2% of this mixed material gross mass percentages, promotees coagulating agent lithium carbonate 1.5%, animal proteinum type foaming agent 1.5% and water 33%.Remainder is with embodiment 2.
Embodiment 6
Calculate by weight, take the mixed material that cement 70 parts, mineral additive zeolite powder 10 parts and resistance to 0.1 part of mix homogeneously of dimension of towing prepare, outer mixing accounts for the polycarboxylate water-reducer 0.5% of this mixed material gross mass percentages, early strength agent triethanolamine 0.1%, rush coagulating agent lithium carbonate 0.1%, tea saponin foaming agent foam agent 0.01% and water 20%.Remainder is with embodiment 1.
Embodiment 7
Calculate by weight, take cement 90 parts, flyash and 30 parts of the mixture of slag powders, resistance to dimension 3 parts of towing mix homogeneously the mixed material prepared, outer mixing accounts for the polycarboxylate water-reducer 2% of this mixed material gross mass percentages, early strength agent sodium nitrite 6%, promotees coagulating agent lithium carbonate 2%, alkylphenol polyoxyethylene foaming agent 2% and water 50%.Remainder is with embodiment 1.
According to proportioning raw materials, compound method in above-described embodiment, house kitchen foam cement shares vertical heating flue can be fabricated to the flue of the various shape such as rectangle, cylinder.
The above, it it is only presently preferred embodiments of the present invention, not the present invention is made any pro forma restriction, any without departing from technical solution of the present invention content, any simple modification, equivalent variations and the modification made above example according to the technical spirit of the present invention, all still falls within the range of technical solution of the present invention.
Claims (10)
1. a house kitchen foam cement shares vertical heating flue, it is characterized in that: calculate by weight, it is by following raw material: the mixed material that cement 70～90 parts, mineral additive 10～30 parts and resistance to 0.1～3 part of mix homogeneously of dimension of towing prepare, and adds and accounts for the water reducer 0.5 of this mixed material gross mass percentages～2%, early strength agent 0.1～6%, coagulant 0.1～2%, foaming agent 0.01～2% and water 20～50% is prepared from.
House kitchen foam cement the most according to claim 1 shares vertical heating flue, it is characterized in that: calculate by weight, it is the mixed material prepared by cement 75 parts, mineral additive 22 parts and resistance to 3 parts of mix homogeneously of dimension of towing, and adds and accounts for the water reducer 1% of this mixed material gross mass percentages, early strength agent 1%, coagulant 0.5%, foaming agent 0.5% and water 30% and be prepared from.
House kitchen foam cement the most according to claim 1 and 2 shares vertical heating flue, it is characterised in that: described cement refers to portland cement or Portland cement.
House kitchen foam cement the most according to claim 1 and 2 shares vertical heating flue, it is characterised in that: described mineral additive is one or more the mixture in flyash, slag powders, silicon ash, zeolite powder.
House kitchen foam cement the most according to claim 1 and 2 shares vertical heating flue, it is characterised in that: described resistance to dimension of towing is vinal or polypropylene fibre.
House kitchen foam cement the most according to claim 1 and 2 shares vertical heating flue, it is characterised in that: described water reducer is how based water reducer or polycarboxylate water-reducer.
House kitchen foam cement the most according to claim 1 and 2 shares vertical heating flue, it is characterised in that: described early strength agent is one or more the mixture in nitrate, nitrite and triethanolamine.
House kitchen foam cement the most according to claim 1 and 2 shares vertical heating flue, it is characterised in that: described coagulant is lithium carbonate.
House kitchen foam cement the most according to claim 1 and 2 shares vertical heating flue, it is characterised in that: described foaming agent is one or more the mixture in rosin tree lipid foaming agent, dodecylbenzene sodium sulfonate, alkylphenol polyoxyethylene, tea saponin foaming agent and animal proteinum type foaming agent.
10. one kind makes the method that house kitchen foam cement described in claim 1～9 any one shares vertical heating flue, it is characterised in that comprise the following steps:
A, cement and mineral additive, resistance to dimension homogenizing of towing: calculate by weight, obtain mixed material after taking cement 70～90 parts, mineral additive 10～30 parts and resistance to dimension 0.1～3 part stirring of towing；
B, water reducer, early strength agent, coagulant and water homogenizing: water reducer, coagulant, early strength agent are mixed in proportion with water, stir after standby, each component ratio is all to account for the percentages of mixed material gross mass described in a: water reducer 0.5～2%, early strength agent 0.1～6%, coagulant 0.1～2% and water 20～50%；
C, the preparation of foam: after foaming agent and water being mixed in proportion, use cement mortar special-purpose foaming machine to prepare foam, and each component ratio is all to account for the percentages of mixed material gross mass described in a: water 1%～10% and foaming agent 0.01～2%；
D, foamed cement share the cast of vertical heating flue: the mixed material that material step a prepared prepares with step b stirs, mixs homogeneously, the foam prepared with step c again is mix and blend in mixed bubble machine, before cement mortar reaches the presetting period, it is cast in vertical heating flue template, form removal behind 12～24h.
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| CN201510206819.8A CN105985080A (en) | 2015-04-28 | 2015-04-28 | Residential kitchen foaming cement common vertical flue and manufacturing method thereof |
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| CN201510206819.8A CN105985080A (en) | 2015-04-28 | 2015-04-28 | Residential kitchen foaming cement common vertical flue and manufacturing method thereof |
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| CN105985080A true CN105985080A (en) | 2016-10-05 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109232018A (en) * | 2018-09-07 | 2019-01-18 | 怀宁建国混凝土制品有限责任公司 | A kind of foamed cement and preparation method thereof |
| CN110041095A (en) * | 2018-01-15 | 2019-07-23 | 山东建合新型节能环保建材有限公司 | A kind of preparation method of energy-saving light-weight foam concrete |
| CN111087209A (en) * | 2019-12-19 | 2020-05-01 | 上海城建建设实业集团新型建筑材料嘉兴有限公司 | Early-strength composite cementing material for ventilation flue and preparation method thereof |
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| JP2001002461A (en) * | 1999-06-15 | 2001-01-09 | Fujita Corp | Early strengthening method for concrete |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110041095A (en) * | 2018-01-15 | 2019-07-23 | 山东建合新型节能环保建材有限公司 | A kind of preparation method of energy-saving light-weight foam concrete |
| CN109232018A (en) * | 2018-09-07 | 2019-01-18 | 怀宁建国混凝土制品有限责任公司 | A kind of foamed cement and preparation method thereof |
| CN111087209A (en) * | 2019-12-19 | 2020-05-01 | 上海城建建设实业集团新型建筑材料嘉兴有限公司 | Early-strength composite cementing material for ventilation flue and preparation method thereof |
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Application publication date: 20161005 |