JPS61206595U

JPS61206595U -

Info

Publication number: JPS61206595U
Application number: JP8886085U
Authority: JP
Priority date: 1985-06-14
Filing date: 1985-06-14
Publication date: 1986-12-26

Description

[Brief explanation of the drawing]

第１図は本考案に係るジヤツキアツプ機構を使
用してクレーンをトレーラに載せるようとする状
態の正面図。第２図はクレーンの作業時の状態。
第３図と第４図はジヤツキアツプ支持部の部分拡
大図で、第３図はジヤツキアツプを下げた状態、
第４図は上げた状態を示す。第５図は従来型クロ
ーラクレーンの正面図。第６図は同じく作業時の
状態を示す。第７図はクローラ足廻りの平面図。図において；１……上部旋回体、２……下部走
行体、３……トレーラ、４……ビーム、４ａ……
（平行リンクの）上側ビーム、４ｂ……（平行リ
ンクの）下側ビーム、５……ジヤツキアツプシリ
ンダ、６……ポンツーン、７……リンク調整シリ
ンダ、８……サイドフレーム、９……クローラシ
ユー。 FIG. 1 is a front view of a crane being loaded onto a trailer using the jack up mechanism according to the present invention. Figure 2 shows the state of the crane during operation.
Figures 3 and 4 are partially enlarged views of the jack up support part, and Figure 3 shows the state in which the jack up is lowered.
Figure 4 shows the raised state. Figure 5 is a front view of a conventional crawler crane. FIG. 6 similarly shows the state during work. Figure 7 is a plan view of the crawler suspension. In the figure: 1... Upper rotating body, 2... Lower traveling body, 3... Trailer, 4... Beam, 4a...
Upper beam (of parallel link), 4b... Lower beam (of parallel link), 5... Jack up cylinder, 6... Pontoon, 7... Link adjustment cylinder, 8... Side frame, 9... Crawler shoe .

Claims

[Scope of utility model registration request]

Upper beam 4a with one end pivotally supported on the lower traveling body 2
and the other end of the lower beam 4b are pivotally connected to a jack up cylinder 5 in parallel to each other to form a parallelogram ring, and a link adjustment cylinder 7 is provided diagonally to the link, and when the cylinder 7 expands and contracts, A jack up mechanism for a crawler crane, characterized in that a jack up cylinder 5 can be moved up and down.