Cable entrance and exit well

Cable entrance and exit well

The invention discloses a cable entrance and exit well which comprises a well lid, a wellhead frame and a hydraulic auxiliary opening device, wherein the well lid is hinged to the outer lateral wall of the wellhead frame, one end of the hydraulic auxiliary opening device is hinged to the inside wall...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: LI ZHIHAO, BU WEI, WANG TAO, TANG XIAO, DUAN LIJUN, LI ZHENGANG, WANG JIANWEI, QIAO YUN, TONG QIYUN, ZHANG XU, JIAN XUEYANG, PENG ZHIYONG, ZHANG DONGHUI, YANG GUANGLONG, PU KAI, LI YONGBING
Format: Patent
Sprache:chi ; eng
Schlagworte:
EMBANKMENTS
EXCAVATIONS
FIXED CONSTRUCTIONS
FOUNDATIONS
HYDRAULIC ENGINEERING
SOIL SHIFTING
UNDERGROUND OR UNDERWATER STRUCTURES
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Beschreibung
Zusammenfassung:The invention discloses a cable entrance and exit well which comprises a well lid, a wellhead frame and a hydraulic auxiliary opening device, wherein the well lid is hinged to the outer lateral wall of the wellhead frame, one end of the hydraulic auxiliary opening device is hinged to the inside wall of the well lid, and the other end of the hydraulic auxiliary opening device is hinged to the inside wall of the wellhead frame; and a well lid support device is also hinged to the inside wall of the wellhead frame, a locking device is installed on the well lid, and a locking part matched with thelocking device is installed on the inside wall of the wellhead frame. The cable entrance and exit well has the beneficial effects that after the well lid of the cable entrance and exit well is unlocked, the hydraulic auxiliary opening device can help a worker to open the well lid, a baffle is arranged to block the rainwater and to avoid a hinge from being corroded by the rainwater, lock holes arenot formed in the well lid