JPH0412480U

JPH0412480U -

Info

Publication number: JPH0412480U
Application number: JP5331990U
Authority: JP
Priority date: 1990-05-22
Filing date: 1990-05-22
Publication date: 1992-01-31

Description

[Brief explanation of drawings]

第１図ａ，ｂは作業車の作動状態を示す説明図
、第２図は把持装置の構造を示した展開斜視図、
第３図ａ，ｂ，ｃ，ｄは把持装置の構造と作動状
態を示した説明図、第４図は従来の作業車による
作動状態を示す説明図である。１……作業車、１ａ……サブフレーム、２……
アウトリガ、３……ターンテーブル、４……多段
ブーム、４ａ……基端ブーム、４ｂ……中間ブー
ム、４ｃ……先端ブーム、５……起伏シリンダ、
６……ワイヤ、７……ブームヘツド、７ａ，７ｂ
……シーブ、８……把持装置、８ａ……ブラケツ
ト、８ｂ……ピン、８ｃ……シーブ、８ｄ……コ
字部、８ｅ……枢支ピン、８ｆ……揺動体、８ｇ
……遊孔、８ｈ……摺動杆、８ｉ……伸縮シリン
ダ、８ｋ……油圧シリンダ、８ｍ……把持爪、８
ｎ……支持片、８ｑ……柱受体、９……係合部、
Ｐ……電柱。 Figures 1a and b are explanatory diagrams showing the operating state of the work vehicle, Figure 2 is an exploded perspective view showing the structure of the gripping device,
FIGS. 3a, b, c, and d are explanatory diagrams showing the structure and operating state of the gripping device, and FIG. 4 is an explanatory diagram showing the operating state of a conventional work vehicle. 1...Work vehicle, 1a...Subframe, 2...
Outrigger, 3... Turntable, 4... Multi-stage boom, 4a... Base end boom, 4b... Intermediate boom, 4c... Tip boom, 5... Lifting cylinder,
6...Wire, 7...Boom head, 7a, 7b
... Sheave, 8 ... Gripping device, 8a ... Bracket, 8b ... Pin, 8c ... Sheave, 8d ... U-shaped portion, 8e ... Pivot pin, 8f ... Rocking body, 8g
...Free hole, 8h...Sliding rod, 8i...Telescopic cylinder, 8k...Hydraulic cylinder, 8m...Gripping claw, 8
n... Support piece, 8q... Pillar receiver, 9... Engaging portion,
P...Telephone pole.

Claims

[Scope of utility model registration request]

A gripping device for a working vehicle, comprising a boom whose base end is pivotally supported to be able to raise and lower on a turntable mounted on a vehicle chassis, and a winch device on the base end side of the boom,
A bracket is suspended from the tip of the boom by the winch device so as to be able to rise and fall, and is fixed to the tip of the boom by rising and coming into contact with the tip of the boom; 1. A gripping device for a work vehicle, comprising a rocking body and a pair of gripping claws that are attached to the rocking body so as to be rotatable left and right and can be opened and closed.