Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
Eine Plattform für die Wissenschaft: Bauingenieurwesen, Architektur und Urbanistik
CHUCK DEVICE FOR STEEL PIPE PILE
To provide a chuck device for a steel pipe pile which can be made simple in structure, is easy to manufacture and can reduce cost.SOLUTION: A chuck device 10 of a steel pipe pile according to the present invention comprises: a receiving cylinder 12 having a through hole 14 in a top plate 13; an expanding member 16 provided so as to be vertically movable through the through hole 14 of the top plate 13 and having a cone portion 16B tapering off downward at a lower portion; a plurality of wedge members 22 arranged movably outward in a radial direction of the receiving cylinder 12 between a tapered surface 17 of the expanding member 16 and an inner wall surface of the receiving cylinder 12 and whose outer side surfaces are formed as irregular surfaces capable of biting into the inner wall surface of a steel pipe pile 18 to be chucked; a holding member 25 provided under the expanding member 16 for holding the wedge member 22 from below; a guide member 30 for holding each wedge member 22 in a suspended state and for guiding the movement of the wedge member 22 in the radial direction of the receiving cylinder 12; and a cushioning member 34 disposed between the guide member 30 and a bottom surface of the top plate 13 of the receiving cylinder 12.SELECTED DRAWING: Figure 1
【課題】簡易な構造のものとすることができ、製造が容易で、コストの低減化が図れる鋼管杭のチャック装置を提供する。【解決手段】本発明に係る鋼管杭のチャック装置１０は、天板１３に透孔１４を有する受筒１２と、天板１３の透孔１４を挿通して上下動自在に設けられ、下部に下方に向けてすぼまる錐体部１６Ｂを有する拡開部材１６と、拡開部材１６のテーパー面１７と受筒１２内壁面との間に、受筒１２の径方向外方に移動可能に配置され、外側面が、チャックすべき鋼管杭１８の内壁面に食い込み可能な凹凸面に形成された複数のクサビ部材２２と、拡開部材１6の下部に設けられ、クサビ部２２を下側から保持する保持部材２５と、各クサビ部材２２を吊り下げ状態に保持すると共に、クサビ部材２２の受筒１２の径方向への移動をガイドするガイド部材３０と、ガイド部材３０と受筒１２の天板１３下面との間に配設された緩衝部材３４とを具備することを特徴とする。【選択図】図１
CHUCK DEVICE FOR STEEL PIPE PILE
To provide a chuck device for a steel pipe pile which can be made simple in structure, is easy to manufacture and can reduce cost.SOLUTION: A chuck device 10 of a steel pipe pile according to the present invention comprises: a receiving cylinder 12 having a through hole 14 in a top plate 13; an expanding member 16 provided so as to be vertically movable through the through hole 14 of the top plate 13 and having a cone portion 16B tapering off downward at a lower portion; a plurality of wedge members 22 arranged movably outward in a radial direction of the receiving cylinder 12 between a tapered surface 17 of the expanding member 16 and an inner wall surface of the receiving cylinder 12 and whose outer side surfaces are formed as irregular surfaces capable of biting into the inner wall surface of a steel pipe pile 18 to be chucked; a holding member 25 provided under the expanding member 16 for holding the wedge member 22 from below; a guide member 30 for holding each wedge member 22 in a suspended state and for guiding the movement of the wedge member 22 in the radial direction of the receiving cylinder 12; and a cushioning member 34 disposed between the guide member 30 and a bottom surface of the top plate 13 of the receiving cylinder 12.SELECTED DRAWING: Figure 1
【課題】簡易な構造のものとすることができ、製造が容易で、コストの低減化が図れる鋼管杭のチャック装置を提供する。【解決手段】本発明に係る鋼管杭のチャック装置１０は、天板１３に透孔１４を有する受筒１２と、天板１３の透孔１４を挿通して上下動自在に設けられ、下部に下方に向けてすぼまる錐体部１６Ｂを有する拡開部材１６と、拡開部材１６のテーパー面１７と受筒１２内壁面との間に、受筒１２の径方向外方に移動可能に配置され、外側面が、チャックすべき鋼管杭１８の内壁面に食い込み可能な凹凸面に形成された複数のクサビ部材２２と、拡開部材１6の下部に設けられ、クサビ部２２を下側から保持する保持部材２５と、各クサビ部材２２を吊り下げ状態に保持すると共に、クサビ部材２２の受筒１２の径方向への移動をガイドするガイド部材３０と、ガイド部材３０と受筒１２の天板１３下面との間に配設された緩衝部材３４とを具備することを特徴とする。【選択図】図１
CHUCK DEVICE FOR STEEL PIPE PILE
鋼管杭のチャック装置
MIYAZAKI KIYOSHI (Autor:in) / FUJITA MASAKAZU (Autor:in)
10.01.2019
Patent
Elektronische Ressource
Japanisch
Pile lifting chuck and Pile lifting device using the chuck
| Europäisches Patentamt | 2021