Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Nodular cast iron double-layer safety protection type well lid and production method thereof
The invention discloses a nodular cast iron double-layer safety protection type well lid and a production method thereof, and belongs to the technical field of well lids. The nodular cast iron double-layer safety protection type well lid comprises an upper lid and a lower lid, the lower end of the upper lid is connected with the lower lid, the upper lid comprises an upper lid body, antiskid teeth,drainage holes and an air hole, the upper surface of the upper lid body is provided with the criss-cross antiskid teeth, the middle of the upper lid body is provided with the plurality of drainage holes which are annularly distributed, and the edge of the upper lid body is provided with the air hole; a lock can be mounted on the air hole, the lower lid comprises an air bag, a ring hub, a round core and a lead screw, the air bag is arranged outside the ring hub, the round core is arranged in the middle of the ring hub, the round core is fixedly connected with the upper lid, and the lead screwis connected between the round core and the ring hub. The nodular cast iron double-layer safety protection type well lid can effectively prevent theft and pedestrians from falling into a sewer, and ishigh in safety.
本发明公开了一种球墨铸铁双层安全防护型井盖及其生产方法，属于井盖技术领域，包括上盖和下盖，所述上盖的下端连接有下盖；所述上盖包括上盖体、防滑齿、排水孔和气孔，所述上盖体的上表面开设有纵横交错的防滑齿，且上盖体的中部开设有多个成环形分布的排水孔，所述上盖体的边缘开设有气孔；气孔上可安装锁；所述下盖包括气囊、环毂、圆芯和丝杆，所述环毂的外部设有气囊，且环毂的中部设有圆芯，所述圆芯固定连接有上盖，所述圆芯和环毂之间连接有丝杆。能够有效防偷盗，防行人掉落下水道，安全性高。
Nodular cast iron double-layer safety protection type well lid and production method thereof
The invention discloses a nodular cast iron double-layer safety protection type well lid and a production method thereof, and belongs to the technical field of well lids. The nodular cast iron double-layer safety protection type well lid comprises an upper lid and a lower lid, the lower end of the upper lid is connected with the lower lid, the upper lid comprises an upper lid body, antiskid teeth,drainage holes and an air hole, the upper surface of the upper lid body is provided with the criss-cross antiskid teeth, the middle of the upper lid body is provided with the plurality of drainage holes which are annularly distributed, and the edge of the upper lid body is provided with the air hole; a lock can be mounted on the air hole, the lower lid comprises an air bag, a ring hub, a round core and a lead screw, the air bag is arranged outside the ring hub, the round core is arranged in the middle of the ring hub, the round core is fixedly connected with the upper lid, and the lead screwis connected between the round core and the ring hub. The nodular cast iron double-layer safety protection type well lid can effectively prevent theft and pedestrians from falling into a sewer, and ishigh in safety.
本发明公开了一种球墨铸铁双层安全防护型井盖及其生产方法，属于井盖技术领域，包括上盖和下盖，所述上盖的下端连接有下盖；所述上盖包括上盖体、防滑齿、排水孔和气孔，所述上盖体的上表面开设有纵横交错的防滑齿，且上盖体的中部开设有多个成环形分布的排水孔，所述上盖体的边缘开设有气孔；气孔上可安装锁；所述下盖包括气囊、环毂、圆芯和丝杆，所述环毂的外部设有气囊，且环毂的中部设有圆芯，所述圆芯固定连接有上盖，所述圆芯和环毂之间连接有丝杆。能够有效防偷盗，防行人掉落下水道，安全性高。
Nodular cast iron double-layer safety protection type well lid and production method thereof
一种球墨铸铁双层安全防护型井盖及其生产方法
LI QILONG (Autor:in) / WU SHAOBIN (Autor:in) / ZHU XUANZHOU (Autor:in) / SHI QINGSONG (Autor:in) / LIU QIAN (Autor:in) / ZHOU TIANSONG (Autor:in) / ZHENG FENG (Autor:in) / GONG JIANPING (Autor:in) / ZHANG DELAI (Autor:in) / DAI ZIQIANG (Autor:in)
25.08.2020
Patent
Elektronische Ressource
Chinesisch
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