JPS6325800U

JPS6325800U -

Info

Publication number: JPS6325800U
Application number: JP11905086U
Authority: JP
Priority date: 1986-08-01
Filing date: 1986-08-01
Publication date: 1988-02-19

Description

[Brief explanation of the drawing]

第１図は本考案の実施例（動力昇降型）の使用
状況説明図、第２図は同、側面図、第３図は同、
正面図、第４図は同、昇降椅子取り付け部の拡大
側面図、第５図は同、巻き上げ軸の支持部の拡大
断面図、第６図は同、基部の駆動部の拡大一部断
面正面図、第７図は同、小歯車とラツクとの歯合
部の拡大断面図、第８図は本発明の別の実施例（
手動昇降）の使用状況説明図、第９図は同、回転
ハンドルまたはラチエツトレバー式手動駆動部の
拡大断面図、第１０図は同、側面図、第１１図は
同、正面図、第１２図同、は回転ハンドル手動式
駆動装置を設けた昇降椅子の平面図、第１３図は
同、側面図である。（主要部分の符号の説明）１，１′：果樹園用
作業梯子、２，２′：脚立、３：梯子側レール、
４，４′：昇降椅子、５：操作スイツチ、６：巻
き上げ駆動装置、１０：脚、１４：台車、１７：
電動機、１９：鎖車、２０：チエーン、２１：駆
動軸、２４：被動軸、３２：ピニオン、３３：昇
降ラツク、３４：枠体、３７：回転ハンドル、４
２：回転軸、４６：ピニオン、４７：ラチエツト
レバー、４８：ラチエツト機構、Ｆ：果実、Ｗ：
果樹。 Fig. 1 is an explanatory diagram of the usage situation of the embodiment of the present invention (power lifting type), Fig. 2 is the same, a side view, and Fig. 3 is the same,
4 is an enlarged side view of the elevating chair attachment part, Fig. 5 is an enlarged cross-sectional view of the support part of the hoisting shaft, and Fig. 6 is an enlarged partial cross-sectional front view of the drive part of the base. 7 is an enlarged cross-sectional view of the meshing portion between the pinion and the rack, and FIG. 8 is another embodiment of the present invention (
Figure 9 is an enlarged sectional view of the rotating handle or ratchet lever type manual drive unit, Figure 10 is the same, side view, Figure 11 is the same, front view, and Figure 12 is the same. , is a plan view of an elevating chair equipped with a rotary handle manual drive device, and FIG. 13 is a side view of the same. (Explanation of symbols of main parts) 1, 1': Working ladder for orchard, 2, 2': Stepladder, 3: Ladder side rail,
4, 4': Elevating chair, 5: Operation switch, 6: Hoisting drive device, 10: Legs, 14: Dolly, 17:
Electric motor, 19: Chain wheel, 20: Chain, 21: Drive shaft, 24: Driven shaft, 32: Pinion, 33: Lifting rack, 34: Frame, 37: Rotating handle, 4
2: Rotating shaft, 46: Pinion, 47: Ratchet lever, 48: Ratchet mechanism, F: Fruit, W:
Fruit tree.

Claims

[Scope of Claim for Utility Model Registration] (1) An orchard in which a chair is installed that can be moved up and down electrically or manually on a rail provided on the ladder side of a stepladder, and an operating device for raising, lowering, stopping, and fixing is provided on the chair. work ladder. (2) One end of the transmission device is tied to the drum of an electric winch attached to the base of the ladder, and the other end of the transmission device is hooked to a pulley attached to the top of the ladder, and the other end of the transmission device is attached to the ladder side rail so that it can move up and down. A working ladder for orchards as set forth in claim 1 of the utility model registration claim, which is formed by turning and tying. (3) The handle installed on the side of the lift chair allows
Claim 1: A utility model in which a group of reduction gears is mounted so as to be manually rotatable in the forward and reverse directions, and a pinion fitted to the reduction rotation shaft is engaged with a rack fixed in the ladder side rail. Orchard work ladder as described. (4) A utility model in which a pinion fitted to the reduction rotation shaft of a group of reduction gears, which is provided with a ratchet lever with a non-return device on the side of the elevating chair, is engaged with an elevating rack fixed in the ladder side rail. A working ladder for orchards according to registered claims 1 and 3.