A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Prefabricated well lid
The invention belongs to the technical field of well lids, and particularly relates to a prefabricated well lid. The prefabricated well lid provided by the invention comprises a decorative layer, a reinforcing net and a structural layer, the decorative layer is prepared from the following raw materials in percentage by mass: 20 to 40 percent of white cement, 2 to 4 percent of white silica fume, 43 to 70 percent of colored sand, 2 to 5 percent of inert filler, 0 to 3 percent of pigment, 0.5 to 2 percent of additive and 5 to 8 percent of water; the structural layer is a structural net composed of reinforcing ribs; the reinforcing rib is prepared from the following raw materials in percentage by mass: 25 to 45 percent of cement, 3 to 6 percent of silica fume, 15 to 35 percent of coarse sand, 10 to 25 percent of medium sand, 5 to 20 percent of fine sand, 0.2 to 2 percent of nano silicon dioxide, 1 to 5 percent of fiber, 0.5 to 2 percent of additive and 5 to 8 percent of water. The prefabricated well lid provided by the invention has the advantages of excellent mechanical property, light weight and attractive appearance, and can meet the application requirements of multiple scenes.
本发明属于井盖技术领域，具体涉及一种预制井盖。本发明提供的预制井盖，包括装饰层、强化网和结构层；所述装饰层包括以下质量百分含量的制备原料：20～40％白水泥，2～4％白硅灰，43～70％彩砂，2～5％惰性填料，0～3％颜料，0.5～2％外加剂和5～8％水；所述结构层为由加强肋组成的结构网；所述加强肋包括以下质量百分含量的制备原料：25～45％水泥，3～6％硅灰，15～35％粗砂，10～25％中砂，5～20％细砂，0.2～2％纳米二氧化硅，1～5％纤维，0.5～2％外加剂和5～8％水。本发明提供的预制井盖具有优异的力学性能、质轻、美观能够满足多场景的应用要求。
Prefabricated well lid
The invention belongs to the technical field of well lids, and particularly relates to a prefabricated well lid. The prefabricated well lid provided by the invention comprises a decorative layer, a reinforcing net and a structural layer, the decorative layer is prepared from the following raw materials in percentage by mass: 20 to 40 percent of white cement, 2 to 4 percent of white silica fume, 43 to 70 percent of colored sand, 2 to 5 percent of inert filler, 0 to 3 percent of pigment, 0.5 to 2 percent of additive and 5 to 8 percent of water; the structural layer is a structural net composed of reinforcing ribs; the reinforcing rib is prepared from the following raw materials in percentage by mass: 25 to 45 percent of cement, 3 to 6 percent of silica fume, 15 to 35 percent of coarse sand, 10 to 25 percent of medium sand, 5 to 20 percent of fine sand, 0.2 to 2 percent of nano silicon dioxide, 1 to 5 percent of fiber, 0.5 to 2 percent of additive and 5 to 8 percent of water. The prefabricated well lid provided by the invention has the advantages of excellent mechanical property, light weight and attractive appearance, and can meet the application requirements of multiple scenes.
本发明属于井盖技术领域，具体涉及一种预制井盖。本发明提供的预制井盖，包括装饰层、强化网和结构层；所述装饰层包括以下质量百分含量的制备原料：20～40％白水泥，2～4％白硅灰，43～70％彩砂，2～5％惰性填料，0～3％颜料，0.5～2％外加剂和5～8％水；所述结构层为由加强肋组成的结构网；所述加强肋包括以下质量百分含量的制备原料：25～45％水泥，3～6％硅灰，15～35％粗砂，10～25％中砂，5～20％细砂，0.2～2％纳米二氧化硅，1～5％纤维，0.5～2％外加剂和5～8％水。本发明提供的预制井盖具有优异的力学性能、质轻、美观能够满足多场景的应用要求。
Prefabricated well lid
一种预制井盖
SU KAIZHI (author) / HU CHENGSHENG (author) / DU PENG (author) / TANG LING (author) / LYU AIHUA (author) / WANG HAO (author) / ZHENG GUIYU (author) / CHEN XIAODONG (author) / OU XIRONG (author) / HUANG GUOFENG (author)
2024-05-24
Patent
Electronic Resource
Chinese