A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Protection drain well
The invention discloses a protection drain well which comprises a basic straight cylinder and a movable well lid. The movable well lid is arranged above the basic straight cylinder, a circular fixing ring is arranged at the outer portion of a top opening of the basic straight cylinder, the movable well lid is arranged in the circular fixing ring, a supporting frame pointed towards the inner side is arranged at the bottom of the inner wall of the basic straight cylinder, a swing ladder stand is arranged in the basic straight cylinder, and the bottom of the swing ladder stand is hinged to the front end of the supporting frame. By means of the mode, according to the protection drain well, the movable well lid and the circular fixing ring are hinged, use is convenient, and the stealing difficulty is increased; furthermore, the swing ladder stand is specially arranged, workers can conveniently go down the well to carry out maintenance, the swing ladder stand is blocked after swinging to the other side, accidental falling of the workers is prevented, safety is improved, and practicability is high.
Protection drain well
The invention discloses a protection drain well which comprises a basic straight cylinder and a movable well lid. The movable well lid is arranged above the basic straight cylinder, a circular fixing ring is arranged at the outer portion of a top opening of the basic straight cylinder, the movable well lid is arranged in the circular fixing ring, a supporting frame pointed towards the inner side is arranged at the bottom of the inner wall of the basic straight cylinder, a swing ladder stand is arranged in the basic straight cylinder, and the bottom of the swing ladder stand is hinged to the front end of the supporting frame. By means of the mode, according to the protection drain well, the movable well lid and the circular fixing ring are hinged, use is convenient, and the stealing difficulty is increased; furthermore, the swing ladder stand is specially arranged, workers can conveniently go down the well to carry out maintenance, the swing ladder stand is blocked after swinging to the other side, accidental falling of the workers is prevented, safety is improved, and practicability is high.
Protection drain well
TAO YONGJUN (author) / TAO KE (author) / SHEN JINXIAN (author) / LU JUN (author)
2015-07-08
Patent
Electronic Resource
English
IPC:
E03F
SEWERS
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Abwasserkanäle