A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Orifice sealing device
The invention provides an orifice sealing device. The orifice sealing device comprises a first sealing valve piece, a first-stage sealing device connected with the first sealing valve piece and located on the first sealing valve piece, and a second-stage sealing device connected with the first-stage sealing device and located on the first-stage sealing device, wherein the first-stage sealing device comprises a first sealing pipe fixedly connected with the first sealing valve piece and a first rubber ball arranged in the first sealing pipe and provided with a first through hole, an annular first bearing plate is arranged in a first sealing rod, an annular middle sealing cover is connected to the inner wall of the first sealing pipe in a matching mode, the second-stage sealing device comprises a second sealing pipe fixedly connected with the free end of the first sealing pipe and a second rubber ball arranged in the second sealing pipe and is provided with a second through hole, an annular second bearing plate is arranged in a second sealing rod, the free end of the second sealing pipe is connected with an annular top sealing cover in a matching mode, and at least one slurry outlet pipe communicates with the interior of the second sealing pipe is arranged on the side wall of the second sealing pipe.
本申请提供有一种孔口封闭装置，包括：第一密封阀件、与所述第一密封阀件相连接且位于其上方的一级密封装置和与所述一级密封装置相连接且位于其上方的二级密封装置；所述一级密封装置包括：与所述第一密封阀件固接的第一密封管和内置于所述第一密封管内且设有第一通孔的第一胶球；所述第一密封杆内设有环形第一承托板；所述第一密封管内壁配接有环状中封盖；所述二级密封装置包括：与所述第一密封管自由端固接的第二密封管和内置于所述第二密封管且设有第二通孔的第二胶球；所述第二密封杆内设有环形第二承托板；所述第二密封管自由端配接有环状顶封盖；所述第二密封管侧壁设有至少一个与其内部连通的出浆管。
Orifice sealing device
The invention provides an orifice sealing device. The orifice sealing device comprises a first sealing valve piece, a first-stage sealing device connected with the first sealing valve piece and located on the first sealing valve piece, and a second-stage sealing device connected with the first-stage sealing device and located on the first-stage sealing device, wherein the first-stage sealing device comprises a first sealing pipe fixedly connected with the first sealing valve piece and a first rubber ball arranged in the first sealing pipe and provided with a first through hole, an annular first bearing plate is arranged in a first sealing rod, an annular middle sealing cover is connected to the inner wall of the first sealing pipe in a matching mode, the second-stage sealing device comprises a second sealing pipe fixedly connected with the free end of the first sealing pipe and a second rubber ball arranged in the second sealing pipe and is provided with a second through hole, an annular second bearing plate is arranged in a second sealing rod, the free end of the second sealing pipe is connected with an annular top sealing cover in a matching mode, and at least one slurry outlet pipe communicates with the interior of the second sealing pipe is arranged on the side wall of the second sealing pipe.
本申请提供有一种孔口封闭装置，包括：第一密封阀件、与所述第一密封阀件相连接且位于其上方的一级密封装置和与所述一级密封装置相连接且位于其上方的二级密封装置；所述一级密封装置包括：与所述第一密封阀件固接的第一密封管和内置于所述第一密封管内且设有第一通孔的第一胶球；所述第一密封杆内设有环形第一承托板；所述第一密封管内壁配接有环状中封盖；所述二级密封装置包括：与所述第一密封管自由端固接的第二密封管和内置于所述第二密封管且设有第二通孔的第二胶球；所述第二密封杆内设有环形第二承托板；所述第二密封管自由端配接有环状顶封盖；所述第二密封管侧壁设有至少一个与其内部连通的出浆管。
Orifice sealing device
一种孔口封闭装置
ZONG DUNFENG (author) / GUO WANHONG (author) / WANG XIAOFEI (author) / HAN WEI (author) / ZHAO MINGHUA (author) / MAO JIANXIN (author) / SUN LIANG (author) / ZHANG JIAJUN (author) / WU YUANJIE (author) / TIAN JIAN (author)
2020-08-11
Patent
Electronic Resource
Chinese
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