JPS6271038U

JPS6271038U -

Info

Publication number: JPS6271038U
Application number: JP16309385U
Authority: JP
Priority date: 1985-10-24
Filing date: 1985-10-24
Publication date: 1987-05-06

Description

[Brief explanation of the drawing]

図面は本考案の一実施例を示し、第１図は荷箱
を水平状態で上昇させた状態での斜視図、第２図
は荷箱を傾斜させた状態での斜視図、第３図は同
じく要部の斜視図、第４図は第１係止機構部分の
側面図、第５図は第３係止機構部分の断面図、第
６図は第３係止機構の弾性体の斜視図、第７図は
自動ロツク機構部分の断面図、第８図及び第９図
は前記自動ロツク機構の作動説明図、第１０図は
検出機構のリミツトスイツチ取付部分の断面図、
第１１図は変速ロツク機構の斜視図、第１２図は
変速ロツク機構の作動説明図である。１……シヤーシフレーム（車体静止部材）、３
……ロアレール、９……荷箱、１０……アツパレ
ール、１１……第１アーム、１２……第２アーム
、２０……油圧シリンダ（昇降装置）、Ａ……ロ
ツク機構、５１……係合体、５２……受止体。 The drawings show one embodiment of the present invention, and FIG. 1 is a perspective view of the cargo box raised horizontally, FIG. 2 is a perspective view of the cargo box tilted, and FIG. 3 is a perspective view of the cargo box tilted. Similarly, FIG. 4 is a side view of the first locking mechanism, FIG. 5 is a sectional view of the third locking mechanism, and FIG. 6 is a perspective view of the elastic body of the third locking mechanism. , FIG. 7 is a sectional view of the automatic locking mechanism, FIGS. 8 and 9 are explanatory diagrams of the operation of the automatic locking mechanism, and FIG. 10 is a sectional view of the limit switch mounting portion of the detection mechanism.
FIG. 11 is a perspective view of the shift lock mechanism, and FIG. 12 is an explanatory diagram of the operation of the shift lock mechanism. 1... Chassis frame (vehicle body stationary member), 3
... Lower rail, 9 ... Loading box, 10 ... Upper rail, 11 ... First arm, 12 ... Second arm, 20 ... Hydraulic cylinder (elevating device), A ... Lock mechanism, 51 ... Engagement body , 52...receptor.

Claims

[Scope of utility model registration request]

A cargo box drive device that locks and raises and lowers a cargo box of a transport vehicle relative to a stationary member of the vehicle body, wherein an upper rail is provided at the bottom of the cargo box, and one end of the lower rail is rotatably supported on the stationary member of the vehicle body. , a locking mechanism for locking the lower rail to the vehicle body stationary member is provided between the lower rail and the vehicle body stationary member, and an engaging body is provided on one of the other end of the lower rail and the cargo box side, and an engaging body is provided on the other end of the lower rail and the cargo box side. A receiving body is provided for elastically receiving the engaging body and locking the other end side of the lower rail to the cargo box side, and a pair of first and second arms are pivoted to cross each other, A lower end of the first arm is rotatably supported on one end of the lower rail, an upper end of the first arm is movably connected to the upper rail, and an upper end of the second arm is freely rotatable toward the cargo box side. in support of
A cargo box drive device for a transport vehicle, characterized in that a lower end of the second arm is movably connected to the lower rail, and a lifting device is provided between the vehicle body stationary member side and the cargo box side.