JP2016166017A5

JP2016166017A5 -

Info

Publication number: JP2016166017A5
Application number: JP2016124223A
Authority: JP
Filing date: 2016-06-23
Publication date: 2016-10-27

Description

走行機体（３）に対して回転可能な回転シート（５）を備えた作業車両において、
走行機体（３）の運転席（２）に配置された支持台（１３）と、
前記支持台（１３）の上方に、前記支持台（１３）に対して上下方向に延びる縦軸（１４）を中心にして回転可能に支持され、前記回転シート（５）が設けられた旋回台（１５）と、
前記旋回台（１５）を前記支持台（１３）に係止可能な係合部材と、
前記回転シート（５）が前方を向いた場合に、前記縦軸（１４）より前方で、前記支持台（１３）の上面と前記旋回台（１５）の下面との間から左右方向の一方に突出した状態となるように前記旋回台（１５）に設けられ、前記係合部材による前記旋回台（１５）の係止を解除可能な操作具（２０）と、
前記支持台（１３）の前記上面及び前記旋回台（１５）の前記下面のいずれか一方に対して前記縦軸（１４）に対する外周部に固定された１個の規制部材（２１）と、
前記支持台（１３）の前記上面及び前記旋回台（１５）の前記下面のいずれか他方に対して前記縦軸（１４）に対する外周部のうち前記縦軸（１４）を挟んだ反対側に固定された１対の当接部材（２２）と、
を備え、
前記規制部材（２１）が前記１対の当接部材（２２）のいずれか一方に当接することにより、前記旋回台（１５）の係止が解除された際の前記回転シート（５）の回転範囲が１８０度に規制されることを特徴とする作業車両。
In a work vehicle provided with a rotating seat (5) rotatable with respect to the traveling machine body (3),
A support base (13) disposed in the driver's seat (2) of the traveling body (3);
A swivel base, which is supported above the support base (13) so as to be rotatable about a vertical axis (14) extending in the vertical direction with respect to the support base (13) and provided with the rotary seat (5). (15) and
An engaging member capable of locking the swivel base (15) to the support base (13);
When the rotating seat (5) is facing forward, it is in front of the longitudinal axis (14) and between the upper surface of the support base (13) and the lower surface of the swivel base (15). An operation tool (20) provided on the swivel base (15) so as to protrude and capable of releasing the lock of the swivel base (15) by the engagement member;
One regulating member (21) fixed to an outer peripheral portion with respect to the longitudinal axis (14) with respect to any one of the upper surface of the support base (13) and the lower surface of the swivel base (15);
Fixed to the upper surface and opposite side of the longitudinal axis of the outer peripheral portion (14) wherein with respect to the longitudinal axis with respect to the other one of the lower surface (14) of said swivel base (15) of said support base (13) A pair of contact members ( 22 ),
With
Rotation of the rotating seat (5) when the lock of the swivel base (15) is released by the contact of the regulating member (21) with one of the pair of contact members ( 22 ). A work vehicle characterized in that the range is restricted to 180 degrees.

好ましくは、前記走行機体（３）と前記支持台（１３）との間に配置され、前記回転シート（５）を、前方側の低位置と後方側の高位置とに移動自在に支持する支持装置（１２）を設けたことを特徴とする。 Preferably, the support is disposed between the traveling machine body (3) and the support base (13), and supports the rotary seat (5) in a movable manner between a low position on the front side and a high position on the rear side. A device (12) is provided .

Claims

In a work vehicle having a rotating seat that can rotate with respect to a traveling machine body,
A support stand arranged in the driver's seat of the traveling aircraft;
A swivel base that is rotatably supported around a vertical axis that extends in the vertical direction with respect to the support base and is provided with the rotating seat above the support base;
An engaging member capable of locking the swivel base to the support base;
Provided on the swivel base so that when the rotating seat faces forward, it protrudes in one of the left and right directions from between the upper surface of the support base and the lower surface of the swivel base in front of the vertical axis. An operation tool capable of releasing the locking of the swivel base by the engagement member;
One regulating member fixed to an outer peripheral portion with respect to the vertical axis with respect to any one of the upper surface of the support table and the lower surface of the swivel table;
A pair of abutting members fixed to the other side of the outer periphery of the vertical axis with respect to the other of the upper surface of the support base and the lower surface of the swivel base;
With
The rotation range of the rotating sheet when the locking of the swivel is released is restricted to 180 degrees by the contact of the restriction member with one of the pair of contact members. Work vehicle.

2. A support device that is disposed between the traveling machine body and the support base and movably supports the rotating seat between a low position on the front side and a high position on the rear side. The work vehicle described.