CN102312577B - Storage, transportation and mixed preparation method for building mortar and special device thereof - Google Patents
Storage, transportation and mixed preparation method for building mortar and special device thereof Download PDFInfo
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- CN102312577B CN102312577B CN 201110159576 CN201110159576A CN102312577B CN 102312577 B CN102312577 B CN 102312577B CN 201110159576 CN201110159576 CN 201110159576 CN 201110159576 A CN201110159576 A CN 201110159576A CN 102312577 B CN102312577 B CN 102312577B
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Abstract
The invention discloses a storage, transportation and mixed preparation method for building mortar and a special device thereof. The method comprises the following steps of: firstly, dividing the raw materials of dry-mixed mortar into a cement mixed material and sand, and transporting the two raw materials to a construction site by virtue of mutually independent containers; and then, at the construction site, respectively weighing a raw material A and a raw material B, and carrying out dry mixing and wet mixing on the raw material A and the raw material B. The method and the special device overcome the defect of high energy consumption due to the baking of the sand in the existing manufacturing and using processes of the mortar, save energy resources, solve the separation problem in the existing production and transportation processes of the mortar, and improve the product quality on the premise that the energy resources are saved.
Description
Technical field
The special equipment that the present invention relates to the accumulating of mortar for building, mixed method processed and realize the method.
Background technology
The tradition manufacturing of cement mortar for building, mode of occupation are that each component is mixed system at the construction field (site).Its shortcoming is: the first, dust, noise pollution are serious; The second, quality is not easy to control; Three, material stacking floor space is large.Therefore, the mixed mode processed in this scene has been abandoned by developed country more than 90%, and uses specialized, commercial premixing dry-mixed mortar.
Existing manufacturing, the mode of occupation of commercialization dry-mixed mortar is: in dry-mixed mortar manufactory, with cement, mineral admixture, lime or gypsum, additive, with oven dry after the sand mixing of (moisture content is less than 0.5%) make dry-mixed mortar and dispatch from the factory, add at the construction field (site) the water wet mixing and make mortar and use.
Because sand and cement, the particle diameter of mineral admixture, proportion differ larger, be difficult to mix uniform, and after effort mixes system, very easily produce segregation owing to moving and jolting in the process of turnover feed bin and transportation, when causing using, composition is uneven, performance inconsistency, and the mortar quality is a greater impact.
On the other hand, for preventing the component moisture absorption sex change such as cement, cause making moist, luming of dry-mixed mortar, therefore, in manufacturing process, sand need to be dried to moisture content less than 0.5%, the cost of dry-mixed mortar per ton like this will increase dozens of yuan, and consumption mark coal 6-10 kilogram per ton.The premixing dry-mixed mortar amount of estimating China in 2015 will reach 500,000,000 tons, and only sand oven dry is one, will cost 10,000,000,000 yuans, consume ten thousand tons of mark coal 210-350.The whole world will consume ten thousand tons of mark coal 1500-2000 more.Need again to add the mixed system of water during on-the-spot the use, therefore, the power consumption of the baking operation of sand is high, uneconomical.
In addition, due to the consumption of additive often seldom, only have below 1%, be difficult to mixing when being dry mixed, add the segregation of sand, the product quality of dry-mixed mortar is difficult to stable.
Therefore, existing mortar accumulating, mixed method processed are reasonable not on flow scheme design, cause energy consumption high, and efficient is low, and the cycle is long, and product quality is difficult to assurance.
Summary of the invention
Technical problem to be solved by this invention is, provide a kind of building mortar to mix method processed with accumulating, solve the segregation problem in existing mortar production, transportation by new accumulating, method mixed processed, improve the mortar product quality, and overcome in the existing manufacturing of mortar, use procedure the defective of the high energy consumption that causes because of the oven dry sand, energy conservation.And a kind of special equipment is provided, realize that each raw material components of dry-mixed mortar completes same equipment from same storage-transport vessel discharging, automatic gauge and dried wet mixing;
Technical scheme of the present invention is as follows:
A kind of building mortar mixes method processed with accumulating, it is characterized in that carrying out according to following steps:
The first step: the raw material of dry-mixed mortar is divided into A, B two classes, category-A is cement admixture, category-B is sand, described A, B two class raw materials are transported to respectively the job site, perhaps described A, B two class raw materials are loaded on respectively in a storage-transport vessel and independently are transported to simultaneously the job site in capacitance divider mutually;
Second step: at the construction field (site), A, B two class raw materials are weighed respectively, metering is mixed and is dry mixed;
The 3rd the step: at the construction field (site), with second step obtain dry blend add the water wet mixing, obtain building mortar.
Describedly weigh, be dry mixed, wet mixing completes in a compound mixed control equipment; Described compound mixed control equipment comprises dry-mixed machine and the wet mixing machine that is positioned at the dry-mixed machine below, and the blanking port of dry-mixed machine is positioned at directly over the charging aperture of wet mixing machine; And between dry-mixed machine and wet mixing machine, LOAD CELLS being installed, weighing and being dry mixed in same container of A, B two class raw materials completed.
Described storage-transport vessel is primary and secondary tank form, and at least one sub-tank is installed in female tank.
Described cement admixture is by the cement of 45-98%, the mineral admixture of 0-40%, and the lime of 0-15% or gypsum, the additive of 0.1-5% mixes; Described mineral admixture is that a kind of in flyash, slag or both mix in any proportion; Described additive mainly comprises: water-loss reducer, stabilizing agent, air entraining agent, redispersable latex powder, defoamer; The proportioning of dry-mixed mortar is: cement admixture: 10-50%, sand: 50-90%; Described percentage is weight percentage.
A kind of special equipment of realizing the mixed method processed of described accumulating, comprise the support that the wet mixing machine is installed, described wet mixing machine is characterized in that with the dry blend material bin: the upper end at support is equipped with LOAD CELLS, also is provided with the telescopic seat that fixes in the upper end of support; The described telescopic seat that fixes comprises the sleeve that fixes with the wet mixing machine and liftably is installed on telescopic mast in described sleeve; Also comprise the dry-mixed machine that is arranged on the support upper end, this dry-mixed machine upper end is with feed hopper, and the lower end is with dry blend discharging opening and bed plate, this dry blend discharging opening be positioned at described wet mixing machine the dry blend material bin directly over.
Can also comprise the lower end with female tank discharging opening and be connected with female tank of supporting leg, being installed with at least one main body in female tank is sub-tank cylindraceous, and the sub-tank discharging opening of described sub-tank lower end and described female tank discharging opening are adjacent to each other and all be positioned at directly over described feed hopper.
Described supporting leg is preferably telescopic leg.
The good effect of method of the present invention is:
The first, the present invention is divided into two parts with being dry mixed premixing mortar, and a part is cement admixture; Another part is the sand of not drying.Two parts are deposited independently of each other, and transportation is to the on-the-spot mixed mortar for building of making.Greatly reduced equipment investment and the occupation of land of premixing mortar factory, even do not used premixing mortar factory, cement admixture is produced by the cement plant, can save hundred billion social investment.
The second, realize being dry mixed under premixing mortar commercialization, the specialized prerequisite of producing and using, saved the energy consumption cost of oven dry sand, and reduced environment pollution.And solved segregation problem in existing dry-mixed mortar production, transportation, further improved product quality under the prerequisite of energy conservation.Adopt method of the present invention, can produce cement admixture by special manufacturers such as cement plant, reduced equipment investment.
Three, cement admixture and sand are transported to the scene by storage-transport vessel of the present invention, after perhaps being transported to the scene respectively, successively through measure, be dry mixed, wet mixing, be mixed with wet mixing mortar for building.The present invention will do wet mixing and be integrated into an equipment, and be dry mixed, measures in same container and complete.Because the cement admixture and the sand that are used for mixed dry-mixed mortar processed no longer mix accumulating, the present invention has thoroughly solved the segregation problem in the dry-mixed mortar transportation, has guaranteed the mortar quality.On the other hand, adopt equipment of the present invention, sand needn't be dried in advance, under the prerequisite that has realized being dry mixed premixing mortar commercialization, specialized production and used, has reduced the energy consumption cost of oven dry sand, and has reduced environment pollution.
Four, the present invention has adopted the storage-transport vessel of primary and secondary tank form, and is cylindric with the body design of sub-tank, is easy to processing and assembling, does not have simultaneously the bridging dead angle, is easy to discharging, and is convenient to the dismounting cleaning.Can be equipped with one or more sub-tank in a female tank, be convenient to many feed bins and arrange.When the supporting leg below female tank is designed to telescopic leg, supporting leg can be shunk in transportation, the scene can make again the supporting leg elongation when needing the mortar mixing system is installed.Simultaneously, can make vertical steady, vertical the putting down on the place of injustice of this container by the length of regulating different supporting legs.
Five, at the construction field (site) in the situation of place anxiety, owing to adopting equipment of the present invention and storage-transport vessel to have bad luck material from a plurality of feed bins respectively, mixed system construction is convenient.
Six, the metering sensor is installed between dry-mixed machine and wet mixing machine, and connects by the telescopic seat that fixes, in the batch mixing process, sensor does not stress, and has protected well sensor.
Description of drawings
Fig. 1 is the structural representation of special container of the present invention.
Fig. 2 is the structural representation of special equipment of the present invention.
The specific embodiment
Further illustrate the present invention below in conjunction with embodiment.
Embodiment one
The category-A preparation: cement 50%, hydrated lime 12.5% is as the coarse whiting 37.25% of mineral admixture, as the water-loss reducer 0.2% of additive, as the air entraining agent 0.05% of additive.Mixing is made cement admixture.Category-B: the sand of screening, washing (not drying).
Described A, B two class raw materials are transported to respectively the job site, and the cement admixture with 40% and 60% sand are dry mixed, and then add the water of solid content 10-20% to carry out wet mixing, make masonry mortar, are used for building operations.
Described percentage is weight percentage, and is lower same.
Embodiment two
The category-A preparation: cement 62.5%, hydrated lime 12.5% is as the coarse whiting 24.83% of mineral admixture, as the water-loss reducer 0.1% of additive, as the starch ether 0.05% of additive, air entraining agent 0.02%.Mixing is made cement admixture.Category-B: the sand of screening washing (not drying).
Described A, B two class raw materials are sub-packed in the sub-tank of the storage-transport vessel of primary and secondary tank form, female tank and are transported to the job site, cement admixture with 40% and 60% sand are dry mixed, add the water of solid content 10-20% to carry out wet mixing, make motar, be used for building operations.
The weighing and burden of A, B two class raw materials, be dry mixed, wet mixing completes in a compound mixed control equipment; Described compound mixed control equipment comprises dry-mixed machine and the wet mixing machine that is positioned at the dry-mixed machine below, and the blanking port of dry-mixed machine is positioned at directly over the charging aperture of wet mixing machine; And between dry-mixed machine and wet mixing machine, LOAD CELLS being installed, weighing and being dry mixed in same container of A, B two class raw materials completed.
Embodiment three
Category-A preparation: cement 97.3%, redispersable latex powder 0.9%, water-loss reducer 0.3%, water reducing agent 0.9%, defoamer 0.6%.Mixing is made cement admixture.Category-B: the sand of screening washing (not drying).
Described A, B two class raw materials are sub-packed in the sub-tank of the storage-transport vessel of particular form, female tank and are transported to the job site, as Fig. 1, the storage-transport vessel of this particular form comprises that the lower end is with female tank 1 of female tank discharging opening 4, being installed with at least one main body in female tank 1 is sub-tank 2 cylindraceous, and described sub-tank 2 and female tank 1 are respectively with charging aperture.Described sub-tank 2 lower ends are with sub-tank discharging opening 11, and to feed hopper 5-2, this sub-tank discharging opening 11 is adjacent to each other and all be positioned at directly over described feed hopper 5-2 with described female tank discharging opening 4 for the ease of discharging.The shape of sub-tank 2 and female tank 1 is all that main body is cylindric, and the vertebral body below main body connects can adopt connecting rod, pressing plate and support ring support and connection between sub-tank 2 and female tank 1, be bolted.
Described female tank 1 is connected with supporting leg 3.For the ease of transportation, and be convenient to lay below wet mixing mortar mixing system, and vertical steady, vertical flat on the place of injustice, supporting leg 3 is preferably telescopic leg, and stretch mode comprises mechanical-stretching and hydraulically extensible.
Cement admixture with 33.3% and 66.7% sand are dry mixed, and add the water of solid content 10-20% to carry out wet mixing, make the common ground mortar, are used for building operations.Cement admixture and and the metering of sand, be dry mixed, and add the water wet mixing and adopt following special equipment:
As Fig. 1,2, described special equipment comprises the support 10 that wet mixing machine 8 is installed, and described wet mixing machine 8 is with dry blend material bin 8-1 and mortar discharging opening 9.In the upper end of support 10, LOAD CELLS 6 is installed, also is provided with the telescopic seat 7 that fixes in the upper end of support 10.The described telescopic seat 7 that fixes comprises the sleeve 7-2 that fixes with wet mixing machine 8 and liftably is installed on telescopic mast 7-1 in described sleeve 7-2.Wet mixing machine 8 implements stir wet mixing by 13 drivings of wet mixing motor to material wherein in the situation that add water.
This special equipment also comprises the dry-mixed machine 5 that is arranged on support 10 upper ends, and this dry-mixed machine 5 upper ends are with feed hopper 5-2, and the lower end is with dry blend discharging opening and bed plate 5-1, this dry blend discharging opening be positioned at described wet mixing machine 8 dry blend material bin 8-1 directly over.The effect of dry-mixed machine 5 is dry blend wherein to be implemented to stir under driving and be dry mixed being dry mixed motor 12.
The various raw materials of dry blend are completed in dry-mixed machine 5 and are weighed and the proportioning metering, and when dry blend is weighed, telescopic mast 7-1 descends, and bed plate 5-1 contacts with LOAD CELLS 6, and during batch mixing, bed plate 5-1 is withstood in telescopic mast 7-1 rising, and LOAD CELLS 6 does not stress.
Claims (6)
1. a building mortar mixes method processed with accumulating, it is characterized in that carrying out according to following steps:
The first step: the raw material of dry-mixed mortar is divided into A, B two classes, category-A is cement admixture, category-B is sand, described A, B two class raw materials are transported to respectively the job site, perhaps described A, B two class raw materials are loaded on respectively in a storage-transport vessel and independently are transported to simultaneously the job site in capacitance divider mutually;
Second step: at the construction field (site), A, B two class raw materials are weighed respectively, metering is mixed and is dry mixed;
The 3rd the step: at the construction field (site), with second step obtain dry blend add the water wet mixing, obtain building mortar;
Describedly weigh, be dry mixed, wet mixing completes in a compound mixed control equipment; Described compound mixed control equipment comprises dry-mixed machine and the wet mixing machine that is positioned at the dry-mixed machine below, and the dry blend discharging opening of dry-mixed machine is positioned at directly over the dry blend material bin of wet mixing machine; And between dry-mixed machine and wet mixing machine, LOAD CELLS being installed, weighing and being dry mixed in same container of A, B two class raw materials completed.
2. building mortar as claimed in claim 1 mixes method processed with accumulating, and it is characterized in that: described storage-transport vessel is primary and secondary tank form, and at least one sub-tank is installed in female tank.
3. building mortar as claimed in claim 1 with the mixed method processed of accumulating, is characterized in that: described cement admixture is by the cement of 45-98%, the mineral admixture of 0-40%, and the lime of 0-15% or gypsum, the additive of 0.1-5% mixes;
Described mineral admixture is that a kind of in flyash, slag or both mix in any proportion;
Described additive mainly comprises: water-loss reducer, stabilizing agent, air entraining agent, redispersable latex powder, defoamer;
The proportioning of dry-mixed mortar is: cement admixture: 10-50%, sand: 50-90%;
Described percentage is weight percentage.
4. realize that claim 1 or 2 or 3 described building mortars mix the special equipment of method processed with accumulating for one kind, comprise the support (10) that wet mixing machine (8) are installed, described wet mixing machine (8) is with dry blend material bin (8-1), it is characterized in that: in the upper end of support (10), LOAD CELLS (6) is installed, also is provided with the telescopic seat (7) that fixes in the upper end of support (10); The described telescopic seat (7) that fixes comprises the sleeve (7-2) that fixes with wet mixing machine (8) and liftably is installed on telescopic mast (7-1) in described sleeve (7-2); Also comprise the dry-mixed machine (5) that is arranged on support (10) upper end, this dry-mixed machine (5) upper end is with feed hopper (5-2), the lower end is with dry blend discharging opening and bed plate (5-1), this dry blend discharging opening be positioned at described wet mixing machine (8) dry blend material bin (8-1) directly over.
5. special equipment as claimed in claim 4, it is characterized in that: also comprise the lower end with female tank discharging opening (4) and be connected with female tank (1) of supporting leg (3), being installed with at least one main body in female tank (1) is sub-tank cylindraceous (2), and the sub-tank discharging opening (11) of described sub-tank (2) lower end is adjacent to each other and all be positioned at directly over described feed hopper (5-2) with described female tank discharging opening (4).
6. special equipment as claimed in claim 5, it is characterized in that: described supporting leg (3) is telescopic leg.
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| CN 201110159576 CN102312577B (en) | 2011-06-15 | 2011-06-15 | Storage, transportation and mixed preparation method for building mortar and special device thereof |
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| CN 201110159576 CN102312577B (en) | 2011-06-15 | 2011-06-15 | Storage, transportation and mixed preparation method for building mortar and special device thereof |
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| CN102312577B true CN102312577B (en) | 2013-05-08 |
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| CN105271968B (en) * | 2015-11-24 | 2017-09-19 | 中国建筑科学研究院建筑机械化研究分院 | Tidal premixing mortar and preparation method thereof |
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Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| JP4575187B2 (en) * | 2005-02-21 | 2010-11-04 | 電気化学工業株式会社 | Mortar composition |
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| CN101337802A (en) * | 2008-08-15 | 2009-01-07 | 同济大学 | Large-doping-amount slag powder dry mixing mortar using desulphurization gypsum as excitant |
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