JPH0421403A - Manufacture of concrete or mortar - Google Patents
Manufacture of concrete or mortarInfo
- Publication number
- JPH0421403A JPH0421403A JP12757490A JP12757490A JPH0421403A JP H0421403 A JPH0421403 A JP H0421403A JP 12757490 A JP12757490 A JP 12757490A JP 12757490 A JP12757490 A JP 12757490A JP H0421403 A JPH0421403 A JP H0421403A
- Authority
- JP
- Japan
- Prior art keywords
- water
- cement
- cement aggregate
- aggregate
- mixer
- 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.)
- Pending
Links
Landscapes
- Preparation Of Clay, And Manufacture Of Mixtures Containing Clay Or Cement (AREA)
Abstract
Description
【発明の詳細な説明】
（産業上の利用分野）
本発明は、混錬時における水比を低減させ、高強度のコ
ンクリートもしくはモルタルを製造する製造方法に関す
る。DETAILED DESCRIPTION OF THE INVENTION (Industrial Application Field) The present invention relates to a manufacturing method for manufacturing high-strength concrete or mortar by reducing the water ratio during kneading.
（従来の技術）
従来、コンクリートもしくはモルタルの製造方法として
は、混合機にセメント骨材と水とを一括投入した後、混
錬することで、セメントを製造していた。(Prior Art) Conventionally, as a method for producing concrete or mortar, cement was produced by charging cement aggregate and water into a mixer all at once and then kneading them.
（発明が解決しようとする課題）
しかしながら、上記従来の製造方法では、水を均一に分
散させて混錬するのが困難であるため、必要以上に水の
添加を余儀なくされ、この結果、製造されるコンクリー
トの強度低下は避けられなかった。また、これとともに
混錬時間が長くかかるという問題があった。(Problem to be Solved by the Invention) However, in the conventional manufacturing method described above, it is difficult to uniformly disperse and knead water, so it is necessary to add more water than necessary, and as a result, the manufacturing process is difficult. A decrease in the strength of the concrete was unavoidable. Additionally, there is a problem in that the kneading time is long.
（課題を解決するための手段）
本発明のコンクリートもしくはモルタルの製造方法は、
セメントと無機質充填材からなる粉状のセメント骨材く
必要に応じて粉状の添加材を添加している）を粉状の状
態で霧状に噴霧している水の中を通過させた後、混合機
に投入し、この後これらを混錬する。(Means for solving the problems) The method for producing concrete or mortar of the present invention includes:
Powdered cement aggregate consisting of cement and inorganic filler (with powdered additives added as necessary) is passed through water that is being sprayed in powdered form. , put into a mixer, and then kneaded.
（作用）
セメントと無機質充填材からなる粉状のセメント骨材（
必要に応じて粉状の添加材を添加している）を粉状の状
態で霧状に噴霧している水の中を通過させることにより
、これら粉状のセメント骨材及び添加材に水を均一に分
散し、この後これらを混合機に投入して混錬する。(Function) Powdered cement aggregate consisting of cement and inorganic filler (
Powdered additives are added as needed) by passing the powdered cement aggregate and additives through water that is being sprayed in the form of a mist. After uniformly dispersing them, they are put into a mixer and kneaded.
（実施例） 以下、本発明の一実施例を図面を参照して説明する。(Example) Hereinafter, one embodiment of the present invention will be described with reference to the drawings.
第１図は本発明に係るコンクリートもしくはモルタルの
製造方法を説明する概略の説明図である。FIG. 1 is a schematic explanatory diagram illustrating a method for producing concrete or mortar according to the present invention.
第１図において、１はセメント骨材Ａと水Ｂとを混錬す
る混合機で、混合機１の投入口の上方に噴霧装置２が設
置されている。噴霧装置２は、その内部を落下する粉状
のセメント骨材Ａに水Ｂを霧状に噴霧する複数の噴霧部
２１を備えている。In FIG. 1, reference numeral 1 denotes a mixer for kneading cement aggregate A and water B, and a spray device 2 is installed above the input port of the mixer 1. The spraying device 2 includes a plurality of spraying units 21 that spray water B in the form of a mist onto the powdered cement aggregate A falling through the spraying device 2 .
さらに、噴霧装置２の上方には、セメント骨材Ａを粉状
のままで噴霧装置２の中を通して混合機１に投入する供
給装置３が設けられている。供給装置３によりセメント
骨材Ａを塊のない粉状のままで落下させる方法としては
、例えば、セメント骨材をメツシュ等を通すことでふる
い落とすようにすればよい。Further, above the spraying device 2, a feeding device 3 is provided which feeds the cement aggregate A in powder form through the spraying device 2 and into the mixer 1. As a method for dropping the cement aggregate A in powder form without lumps by the supply device 3, for example, the cement aggregate may be sieved off by passing it through a mesh or the like.
セメント骨材Ａは、セメントと無機質充填材とから構成
されている。Cement aggregate A is composed of cement and inorganic filler.
セメントは、ポルトランドセメント、アルミナセメント
、高炉セメント等の水硬性のものを指す。Cement refers to hydraulic cement such as Portland cement, alumina cement, and blast furnace cement.
無機質充填材としては、珪砂、川砂、フライアッシュ、
シリカフラワー、ベントナイト、セビオライト、ウオラ
スナイト、炭酸カルシウム、マイカ、高炉スラグ等があ
る。Inorganic fillers include silica sand, river sand, fly ash,
Examples include silica flour, bentonite, seviolite, walrus night, calcium carbonate, mica, and blast furnace slag.
このセメント骨材Ａは前述したように粉状に形成されて
いる。This cement aggregate A is formed into powder as described above.
次に、本発明に係るコンクリートもしくはモルタルの製
造方法について説明する。Next, a method for producing concrete or mortar according to the present invention will be explained.
供給装置３からセメント骨材Ａを粉状の状態で噴霧部ｆ
２の中に落下させる。噴霧装置２の中では、粉状のセメ
ント骨材Ａに水を霧状に噴霧し、粉状のセメント骨材Ａ
に水を均一に分散させる。The cement aggregate A is sprayed in powder form from the supply device 3 to the part f.
Drop into 2. In the spraying device 2, water is sprayed in the form of a mist onto the powdered cement aggregate A.
Distribute the water evenly.
この時、水は、セメント骨材Ａの混錬に最適な量（セメ
ント骨材Ａ１００に対して水が３０〜３５）が噴霧され
ている。このようにセメント骨材Ａに水が添加された後
、混合機に投入して混錬する。At this time, water is sprayed in an amount optimal for kneading the cement aggregate A (30 to 35 water per 100 parts of the cement aggregate A). After water is added to the cement aggregate A in this way, it is put into a mixer and kneaded.
なお、セメント骨材Ａには、必要に応じて粉状の合成繊
維などの添加材を添加してもよい。合成繊維としては、
ビニロン、ポリアミド、ポリエステル、ポリプロピレン
等の繊維が挙げられ、その太さは２〜４０デニール、長
さは３〜１５ｍの長さのものが使用される。Note that additives such as powdered synthetic fibers may be added to the cement aggregate A as necessary. As a synthetic fiber,
Fibers such as vinylon, polyamide, polyester, and polypropylene are used, and those having a thickness of 2 to 40 deniers and a length of 3 to 15 m are used.
（発明の効果）
以上述べたように、本発明の方法によれば、セメント骨
材に水を均一に分散することが容易にでき、水比を最小
にすることができるため高強度のコンクリート及びモル
タルを製造することができる。また、混合時間の短縮を
図ることもできる。(Effects of the Invention) As described above, according to the method of the present invention, water can be easily dispersed uniformly in cement aggregate, and the water ratio can be minimized, so that high-strength concrete and Mortar can be manufactured. Further, the mixing time can also be shortened.
第１図は本発明のコンクリートもしくはモルタルの製造
方法を説明する概略の説明図である。
特許出願人 積水化学工業株式会社
代表者 廣１） 馨
第
図FIG. 1 is a schematic diagram illustrating the method for producing concrete or mortar of the present invention. Patent applicant: Sekisui Chemical Co., Ltd. Representative Hiroshi 1)
Claims (1)
材（必要に応じて粉状の添加材を添加している）を粉状
の状態で霧状に噴霧している水の中を通過させた後、混
合機に投入し、この後これらを混錬することを特徴とす
るコンクリートもしくはモルタルの製造方法。1) Powdered cement aggregate consisting of cement and inorganic filler (powdered additives are added as necessary) is passed through water that is being sprayed in powdered form. A method for producing concrete or mortar, which is characterized in that the concrete or mortar is then put into a mixer and then kneaded.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12757490A JPH0421403A (en) | 1990-05-16 | 1990-05-16 | Manufacture of concrete or mortar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12757490A JPH0421403A (en) | 1990-05-16 | 1990-05-16 | Manufacture of concrete or mortar |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0421403A true JPH0421403A (en) | 1992-01-24 |
Family
ID=14963422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12757490A Pending JPH0421403A (en) | 1990-05-16 | 1990-05-16 | Manufacture of concrete or mortar |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0421403A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5265510A (en) * | 1975-11-26 | 1977-05-31 | Kubota Ltd | Production of glass fibreereinforced cement boards |
| JPH01244808A (en) * | 1988-03-28 | 1989-09-29 | Showa Shell Sekiyu Kk | Manufacture of cement molded matter having high strength and precise structure |
-
1990
- 1990-05-16 JP JP12757490A patent/JPH0421403A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5265510A (en) * | 1975-11-26 | 1977-05-31 | Kubota Ltd | Production of glass fibreereinforced cement boards |
| JPH01244808A (en) * | 1988-03-28 | 1989-09-29 | Showa Shell Sekiyu Kk | Manufacture of cement molded matter having high strength and precise structure |
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