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Radial sealing unit, end seal and trocar
专利权人:
Zhou; Xing
发明人:
Zhou, Xing
申请号:
DK15859620
公开号:
DK3219268T3
申请日:
2015.11.03
申请国别(地区):
DK
年份:
2020
代理人:
摘要:
Disclosed are a radial sealing assembly, an end sealing piece and a trocar. The radial sealing assembly of the present application comprises an upper pressing plate, a protection sheet, a positioning plate, a funnel-shaped sealing ring, a lower pressing plate and a corrugated sealing ring. The upper pressing plate is provided with at least two convex connecting hooks for connection with the positioning plate; the lower pressing plate is provided with at least two connecting slots for connection with the positioning plate; the positioning plate is provided with at least two connecting slots for connection with the upper pressing plate and at least two convex connecting hooks for connection with the lower pressing plate; and both the upper pressing plate and the lower pressing plate are connected to the positioning plate by adopting concave-convex engagement structures. Assembly is convenient, and the efficiency of production is high; moreover, the elasticity of sealing ring material can be effectively resisted, connection is firm, and air cannot leak out. Not only does the end sealing piece of the present application comprise the radial sealing assembly of the present application, but also an upper cover and a lower cover are connected together with a concave-convex engagement structure. The trocar of the present application comprises the radial sealing assembly of the present application, and has the advantages of convenience in assembly, effective resistance against the elasticity of sealing ring material, firm connection and no air leakage.
来源网站:
中国工程科技知识中心
来源网址:
http://www.ckcest.cn/home/

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