JPS63200588U

JPS63200588U -

Info

Publication number: JPS63200588U
Application number: JP6443587U
Authority: JP
Priority date: 1987-04-28
Filing date: 1987-04-28
Publication date: 1988-12-23
Anticipated expiration: 2002-04-28
Also published as: JPH063027Y2

Description

[Brief explanation of the drawing]

第１図は本考案をコンテナークレーンに適用し
た一実施例を示す全体側面図、第２図は第１図の
正面図、第３図は第１図の集電装置を示す斜視図
、第４図、第５図はそれぞれ第３図の−に沿
つた側面図、−に沿つた平面図である。第６
図は公知のコンテナークレーンを示す全体側面図
、第７図は第６図の部を示す部分拡大図、第８
図は第７図の正面図である。１……集電装置、２……クレーン機体、３……
給電用ケーブルピツト、４……可撓ケーブル、５
……ピツトカバー、６……ケーブルリール、７…
…ケーブルガイドローラー、８……下部ベンドロ
ーラー、９……上部ベンドローラー、１０……機
体側のローラー支持部材。 Fig. 1 is an overall side view showing an embodiment in which the present invention is applied to a container crane, Fig. 2 is a front view of Fig. 1, Fig. 3 is a perspective view showing the current collector of Fig. 1, and Fig. 4 is a perspective view showing the current collector of Fig. 1. 5 are a side view taken along the line - in FIG. 3 and a plan view taken along the line - shown in FIG. 3, respectively. 6th
The figure is an overall side view showing a known container crane, FIG. 7 is a partially enlarged view showing the part shown in FIG. 6, and FIG.
The figure is a front view of FIG. 7. 1... Current collector, 2... Crane body, 3...
Power supply cable pit, 4...Flexible cable, 5
... Pit cover, 6... Cable reel, 7...
... Cable guide roller, 8 ... Lower bend roller, 9 ... Upper bend roller, 10 ... Roller support member on the fuselage side.

Claims

[Scope of utility model registration request]

The crane is equipped with a pair of front and rear lower rollers that come into contact with the upper surface of the pit cover of the crane, and a pair of front and rear upper rollers that are arranged slightly above the pair of lower rollers and come into contact with the lower surface of the pit cover, and the pit cover is hung around in a trapezoidal shape. In the pit cover lifting device, the pair of lower rollers are a pair of front and rear lower rollers arranged in a substantially horizontal plane in a V-shape, and the pair of upper rollers are a pair of front and rear lower rollers diagonally above the pair of lower rollers. A pit cover lifting device for a crane, comprising a pair of front and rear upper rollers arranged in a V-shape in a substantially horizontal plane.