JPS63172424U

JPS63172424U -

Info

Publication number: JPS63172424U
Application number: JP6652387U
Authority: JP
Priority date: 1987-04-30
Filing date: 1987-04-30
Publication date: 1988-11-09

Description

[Brief explanation of the drawing]

第１図は、この考案の一実施例である電動油圧
昇降式ストレツチヤの斜視図、第２図は第１図の
電動油圧昇降式ストレツチヤの油圧系を示す回路
図、第３図は第１図の昇降部の断面図、第４図は
従来の電動油圧昇降式ストレツチヤの斜視図、第
５図は第４図の昇降部の断面図である。図において、１……移動架台、２……担架、３
……油圧シリンダ、４……昇降部、５……油圧ユ
ニツト、６……蓄電池、７……上昇ボタン、８…
…下降ボタン、９……懸吊アーム、１０……ハン
ドル、１１……上昇ペダル、１２……下降ペダル
、４１……ピストンロツド、４２……圧油通路、
４３，４４……ブシユ、５１……油圧ポンプ、５
２……モータ、５３……チエツク弁、５４……電
磁弁、５５……絞り弁、５６……リリーフ弁、５
７……油タンクである。なお、各図中、同一符号
は同一、又は相当部分を示す。 Fig. 1 is a perspective view of an electro-hydraulic elevating stretcher which is an embodiment of this invention, Fig. 2 is a circuit diagram showing the hydraulic system of the electro-hydraulic elevating stretcher shown in Fig. 1, and Fig. 3 is the same as that shown in Fig. 1. 4 is a perspective view of a conventional electro-hydraulic lifting stretcher, and FIG. 5 is a sectional view of the lifting portion of FIG. 4. In the figure, 1... movable frame, 2... stretcher, 3
... Hydraulic cylinder, 4 ... Lifting section, 5 ... Hydraulic unit, 6 ... Storage battery, 7 ... Lift button, 8 ...
...Descent button, 9...Suspension arm, 10...Handle, 11...Rise pedal, 12...Descent pedal, 41...Piston rod, 42...Pressure oil passage,
43, 44...Bushiyu, 51...Hydraulic pump, 5
2... Motor, 53... Check valve, 54... Solenoid valve, 55... Throttle valve, 56... Relief valve, 5
7...It is an oil tank. In each figure, the same reference numerals indicate the same or equivalent parts.

Claims

[Scope of Claim for Utility Model Registration] (1) In an electro-hydraulic elevating stretcher in which the stretcher is raised and lowered by a hydraulic device, a hydraulic unit and a storage battery are provided above the elevating part of the hydraulic elevating means for elevating the stretcher. An electro-hydraulic elevating stretcher characterized by the following configuration. (2) The electric hydraulic elevating stretcher according to claim 1, wherein the hydraulic unit and the storage battery are provided on the side opposite to the stretcher with respect to the hydraulic cylinder. (3) The electric hydraulic lifting type according to claim 1 or 2, wherein the hydraulic pressure from the hydraulic unit is supplied to the hydraulic cylinder through a hydraulic passage passing through the center of the piston rod. Stretchier.