JPH0389760U

JPH0389760U -

Info

Publication number: JPH0389760U
Application number: JP15103989U
Authority: JP
Priority date: 1989-12-27
Filing date: 1989-12-27
Publication date: 1991-09-12

Description

[Brief explanation of drawings]

図面は本考案に係る旋回台付き作業車の旋回ロ
ツク構造の実施例を示し、第１図はロツク解除状
態の要部縦断面図、第２図は操作機構の平面図、
第３図は操作機構の正面図、第４図は全旋回型バ
ツクホウ作業車の全体側面図である。１……旋回ロツクピン、３……操作部、５……
操作機構、６……保持手段、８……操作具、１８
……走行機台、１９……旋回台。 The drawings show an embodiment of the swivel lock structure for a work vehicle with a swivel platform according to the present invention, FIG. 1 is a vertical sectional view of the main part in the unlocked state, FIG. 2 is a plan view of the operating mechanism,
FIG. 3 is a front view of the operating mechanism, and FIG. 4 is an overall side view of the full swing type backhoe work vehicle. 1...Swivel lock pin, 3...Operation unit, 5...
Operating mechanism, 6... Holding means, 8... Operating tool, 18
...Traveling machine stand, 19...Swivel stand.

Claims

[Scope of utility model registration request]

This is a swing lock structure for a working vehicle with a swivel platform in which a swing lock pin 1 is attached to a traveling machine base 18, and the swing lock pin 1 is operated to switch between a lifting action position and a lowering release position, and the lifting action position and the lowering release position are operated. An operating mechanism 5 for holding the operating mechanism 5 is attached to the traveling machine base 18, an operating tool 8 for the operating mechanism 5 is formed so as to be freely engageable and detachable from the operating section 3 of the operating mechanism 5, and a counter rotating base is provided. 19 is attached to the swivel base 19 so as to be switchable between a lowered use position in which it engages with the operating portion 3 as it descends, and a raised non-use position in which it is disengaged from the operation portion 3 as the counter-swivel base 19 rises; A rotating lock structure for a working vehicle with a rotating platform, in which a holding means 6 for holding an operating tool 8 in the raised non-use position is provided on the rotating platform 19 so that it can be freely released.