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A platform for research: civil engineering, architecture and urbanism
Special concrete for railway sleeper and railway sleeper poured by using concrete
The invention relates to the field of concrete, and particularly discloses special concrete for railway sleepers, which comprises the following components in parts by weight: 256-275 parts of Portland cement; 788 to 974 parts of sand; 896 to 1145 parts of regenerated broken stone; 10 to 22 parts of polypropylene fiber; 14 to 23 parts of polyamide epichlorohydrin resin; 8-14 parts of silica powder; 11 to 21 parts of an admixture; 4-9 parts of a water reducing agent; and 125 to 136 parts of water. The invention further discloses a railway sleeper formed by pouring the concrete. The railway sleeper has the effect that the railway sleeper is not prone to cracks.
本申请涉及混凝土的领域，具体公开了一种铁路枕木专用混凝土，包括以下重量份的组分：硅酸盐水泥256‑275份；砂子788‑974份；再生碎石896‑1145份；聚丙烯纤维10‑22份；聚酰胺环氧氯丙烷树脂14‑23份；硅微粉8‑14份；掺合料11‑21份；减水剂4‑9份；水125‑136份。本申请还公开一种利用该混凝土浇筑而成的铁路枕木。本申请具有使得铁路枕木不容易出现裂纹的效果。
Special concrete for railway sleeper and railway sleeper poured by using concrete
The invention relates to the field of concrete, and particularly discloses special concrete for railway sleepers, which comprises the following components in parts by weight: 256-275 parts of Portland cement; 788 to 974 parts of sand; 896 to 1145 parts of regenerated broken stone; 10 to 22 parts of polypropylene fiber; 14 to 23 parts of polyamide epichlorohydrin resin; 8-14 parts of silica powder; 11 to 21 parts of an admixture; 4-9 parts of a water reducing agent; and 125 to 136 parts of water. The invention further discloses a railway sleeper formed by pouring the concrete. The railway sleeper has the effect that the railway sleeper is not prone to cracks.
本申请涉及混凝土的领域，具体公开了一种铁路枕木专用混凝土，包括以下重量份的组分：硅酸盐水泥256‑275份；砂子788‑974份；再生碎石896‑1145份；聚丙烯纤维10‑22份；聚酰胺环氧氯丙烷树脂14‑23份；硅微粉8‑14份；掺合料11‑21份；减水剂4‑9份；水125‑136份。本申请还公开一种利用该混凝土浇筑而成的铁路枕木。本申请具有使得铁路枕木不容易出现裂纹的效果。
Special concrete for railway sleeper and railway sleeper poured by using concrete
一种铁路枕木专用混凝土及利用该混凝土浇筑的铁路枕木
FU QINGFENG (author)
2022-04-26
Patent
Electronic Resource
Chinese
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