Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Lightweight high-strength cement-based repair material for void disease of subway tunnel and preparation method of lightweight high-strength cement-based repair material
The invention discloses a lightweight high-strength cement-based repair material for subway tunnel diseases and a preparation method thereof, and the lightweight high-strength cement-based repair material comprises the following components by mass: 172-304 parts of water; 410 to 842 parts of a cementing material; 346 to 350 parts of superfine fly ash floating beads; 940 to 950 parts of coarse aggregate; 800 to 820 parts of fine aggregate; 3.6 to 5.4 parts of a water reducing agent; 4 to 5 parts of a silane oligomer; 5.3 to 5.7 parts of polyethylene fiber; the cementing material comprises silica fume with the mass percent of 5%-10%. The repairing material has the characteristics of low density, high strength, good fluidity, low thermal conductivity and high bonding strength with a tunnel structure interface in the aspect of performance.
本发明公开了一种用于地铁隧道病害的轻质高强水泥基修复材料及其制备方法，按质量份计，包括以下组分：水172～304份；胶凝材料410～842份；超细粉煤灰漂珠346～350份；粗骨料940‑950份；细骨料800‑820份；减水剂3.6～5.4份；硅烷低聚物4‑5份；聚乙烯纤维5.3～5.7份；所述胶凝材料中包括质量百分数为5％‑10％的硅灰。该修复材料在性能方面具有密度小、强度高、流动性好、导热率低以及与隧道结构界面粘结强度高的特点。
Lightweight high-strength cement-based repair material for void disease of subway tunnel and preparation method of lightweight high-strength cement-based repair material
The invention discloses a lightweight high-strength cement-based repair material for subway tunnel diseases and a preparation method thereof, and the lightweight high-strength cement-based repair material comprises the following components by mass: 172-304 parts of water; 410 to 842 parts of a cementing material; 346 to 350 parts of superfine fly ash floating beads; 940 to 950 parts of coarse aggregate; 800 to 820 parts of fine aggregate; 3.6 to 5.4 parts of a water reducing agent; 4 to 5 parts of a silane oligomer; 5.3 to 5.7 parts of polyethylene fiber; the cementing material comprises silica fume with the mass percent of 5%-10%. The repairing material has the characteristics of low density, high strength, good fluidity, low thermal conductivity and high bonding strength with a tunnel structure interface in the aspect of performance.
本发明公开了一种用于地铁隧道病害的轻质高强水泥基修复材料及其制备方法，按质量份计，包括以下组分：水172～304份；胶凝材料410～842份；超细粉煤灰漂珠346～350份；粗骨料940‑950份；细骨料800‑820份；减水剂3.6～5.4份；硅烷低聚物4‑5份；聚乙烯纤维5.3～5.7份；所述胶凝材料中包括质量百分数为5％‑10％的硅灰。该修复材料在性能方面具有密度小、强度高、流动性好、导热率低以及与隧道结构界面粘结强度高的特点。
Lightweight high-strength cement-based repair material for void disease of subway tunnel and preparation method of lightweight high-strength cement-based repair material
用于地铁隧道脱空病害的轻质高强水泥基修复材料及其制备方法
LI JINGLONG (Autor:in) / TANG MIN (Autor:in) / ZHANG FENGLING (Autor:in) / CUI YUPENG (Autor:in) / MENG XIANGYU (Autor:in) / PANG KAI (Autor:in) / ZHENG XIUFANG (Autor:in) / SU TONGCHUN (Autor:in)
04.06.2024
Patent
Elektronische Ressource
Chinesisch
IPC:
C04B
Kalk
,
LIME
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