JPH0254811U

JPH0254811U -

Info

Publication number: JPH0254811U
Application number: JP13092488U
Authority: JP
Priority date: 1988-10-07
Filing date: 1988-10-07
Publication date: 1990-04-20
Also published as: JPH0417610Y2

Description

[Brief explanation of drawings]

第１図は本考案に係わる架橋装置の橋体連結機
構の一実施例を示す側面図、第２図はその正面図
、第３図はリヤジブ金具及び倒立Ｊ型支持部の係
合状態を示す縦断側面図、第４図はピンと爪との
係合状態を示す正面図、第５図は連結初期の状態
を示す作用説明図、第６図は連結途中の状態を示
す作用説明図、第７図は後部橋体の滑落を防止す
るときのリヤジブ金具及び倒立Ｊ型支持部の作用
説明図、第８図は倒立Ｊ型支持部がリヤジブ金具
から離脱したときの作用説明図、第９図は爪がピ
ンに係合するときの作用説明図、第１０図は橋体
連結後のサポートアームの作用説明図、第１１図
（）〜（）は従来の架橋装置の作用説明図、
第１２図は同架橋装置の平面図、第１３図は同架
橋装置の作用説明図である。１……前部橋体、２……後部橋体、３……走行
車体、４……メインジブ、５……サポートアーム
、６……リヤジブ、７……爪、８……ピン、９…
…リヤジブ金具、１２……倒立Ｊ型支持部。 Fig. 1 is a side view showing an embodiment of the bridge body connection mechanism of the bridging device according to the present invention, Fig. 2 is a front view thereof, and Fig. 3 shows the engaged state of the rear jib fitting and the inverted J-shaped support part. 4 is a front view showing the engaged state of the pin and the pawl, FIG. 5 is an explanatory view of the operation showing the initial state of connection, FIG. 6 is an explanatory view of the operation showing the state in the middle of connection, and FIG. The figure is an explanatory diagram of the action of the rear jib metal fittings and the inverted J-shaped support part when preventing the rear bridge body from sliding down, Figure 8 is an explanatory view of the effect when the inverted J-shaped support part is separated from the rear jib metal fitting, and Figure 9 is An explanatory diagram of the action when the claw engages with the pin, Fig. 10 is an explanatory diagram of the action of the support arm after the bridge body is connected, and Figs. 11 () to () are explanatory diagrams of the action of the conventional bridging device.
FIG. 12 is a plan view of the crosslinking device, and FIG. 13 is an explanatory diagram of the operation of the crosslinking device. 1... Front bridge body, 2... Rear bridge body, 3... Running vehicle body, 4... Main jib, 5... Support arm, 6... Rear jib, 7... Claw, 8... Pin, 9...
...Rear jib metal fittings, 12...Inverted J-shaped support part.

Claims

[Scope of utility model registration request]

A main jib mounted on the front of the vehicle so that it can be raised and raised, a support arm that is mounted on the main jib so that it can be raised and raised, a rear jib that is mounted on the rear of the vehicle that can be raised and raised, a front bridge body, and the front bridge body. and a rear bridge body that is detachably connected to the main jib, and the front bridge body is attached to the main jib so that it can be moved forward and backward and removed, and the rear bridge body is connected to the support arm and the rear jib in the direction of the front bridge body. In the bridge body connection mechanism of the bridge body, which is attached to the bridge body so that it can be lowered and removed from the front, a pin is attached to the front end of the rear bridge body, and the pin is detachably engaged with the tip of the support arm. A pawl is attached, an inverted J-shaped support part is attached to the rear end of the rear bridge body, and a rear jib fitting that detachably engages with the inverted J-shaped support part is attached to the tip of the rear jib. Bridge body connection mechanism of cross-linking device.