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Prefabricated high-performance concrete precast member and manufacturing method thereof

A high-performance concrete and manufacturing method technology, applied in the direction of manufacturing tools, ceramic products, and other household appliances, can solve problems such as poor connection, insufficient strength, cracks, and many cracks, and achieve enhanced connection performance, guaranteed quality, and low cost. The effect of the modulus of elasticity

Inactive Publication Date: 2017-01-11
NANJING UNIV OF TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] At present, there are still problems of insufficient strength of foamed concrete and many cracks and cracks during the use of components. During the application of the prepared components, the connection with the components in contact with them is poor. Therefore, it is necessary to use a type with fewer cracks and higher strength. Concrete members have important practical significance

Method used

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  • Prefabricated high-performance concrete precast member and manufacturing method thereof
  • Prefabricated high-performance concrete precast member and manufacturing method thereof
  • Prefabricated high-performance concrete precast member and manufacturing method thereof

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Experimental program
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Effect test

Embodiment 1

[0027] Such as Figure 1~4 The structural schematic diagram of the prefabricated high-performance concrete part shown includes a groove 1, a protrusion 2, a fiber mesh 3, a mold bar 4, a side form 5, a bottom form 6 and a steel plate 7.

[0028] The prefabricated high performance concrete part is composed of cement, water, foaming agent and foam stabilizer, and a fiber mesh 3 is arranged inside the prefabricated high performance concrete part, and the bottom of the prefabricated high performance concrete part is concave A wavy structure in which grooves 1 and protrusions 2 are arranged at intervals. The mass ratio of cement, water, foaming agent and foam stabilizer is 1:0.18:0.004:0.001, and the fiber net 3 is pasted on the surface of the steel plate by a high-strength adhesive.

[0029] figure 1 The bowl mouth 8 of medium iron is arranged on the upper surface of the mold bars 4, and a plurality of them are evenly arranged on each mold bar, mainly to connect each side mold 5...

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Abstract

The invention discloses a prefabricated high-performance concrete precast member and a manufacturing method thereof; the prefabricated high-performance concrete precast member is made with cement, water, a foaming agent and a foam stabilizer; a fiber mesh is arranged in a high-toughness foamed concrete member, the bottom of the high-toughness foamed concrete member is of wavy structure with alternated grooves and bumps; in factory prefabrication, a required member is cast according specific needs, the production efficiency is high, and the quality is guaranteed; as a bottom mold is serrated, the prefabricated foamed concrete member is also serrated; for precast floor insulation slabs, precast insulation wallboards, column precast leveling courses or the like, before final setting of cast-in-place concrete, the precast members can be tiled and spread to enhance connectional property between upper and lower tiers.

Description

technical field [0001] The invention relates to a construction material and a preparation process thereof, in particular to an assembled high-performance concrete prefabricated part and a manufacturing method thereof. Background technique [0002] Foamed concrete is usually made by mechanically preparing the foaming agent aqueous solution into a foam, and then adding the foam into the water to form a slurry. A porous material made by mixing, pouring and curing. Due to the characteristics of light weight, heat insulation, fire resistance, and good frost resistance, foamed concrete and its products have broad application prospects. However, in the process of promoting to the market, cracks and cracks and lack of strength were gradually revealed. [0003] At present, there are still problems of insufficient strength of foamed concrete and many cracks and cracks during the use of components. During the application of the prepared components, the connection with the components ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C04B38/10C04B28/00B28B1/14B28B7/00B28B7/38B28B11/24B28B23/02C04B111/34C04B111/52
CPCC04B28/00C04B38/10B28B1/14B28B7/0082B28B7/384B28B11/245B28B23/02C04B2111/343C04B2111/52C04B22/002C04B2103/48C04B20/0064
Inventor 张建东陈雄金文刚梁博史健刘朵
Owner NANJING UNIV OF TECH
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