JPS5853789U

JPS5853789U - Device for detecting the relative displacement of a telescoping boom, outrigger, swivel seat, etc. on a work vehicle that has a telescoping boom, outrigger, swivel seat, etc.

Info

Publication number: JPS5853789U
Application number: JP15057381U
Authority: JP
Inventors: 平見　一彦
Original assignee: 株式会社多田野鉄工所
Priority date: 1981-10-07
Filing date: 1981-10-07
Publication date: 1983-04-12

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

−第１図は、本考案実施例に係る相対変位量検出装置を
備えたクレーン車の側面図、第２図は第１図の■矢視図
、第３図は本考案第１実施例に係る相対変位量検出装置
の要部分解斜視図、第４図は第３図のＩＶ−ＩＶ縦断面
図、第５図は第１図のクレーン車のアウトリガ−の張出
領域を示す概略図、第６図は第３図の相対変位量検出装
置におけるカムの取付位置図、第７図は第３図の相対変
位量検出装置の出力コード表、第８図Ａないし第８図り
は第３図の相対変位量検出装置の作動説明図、第９図Ａ
及び第９図Ｂは第３図の相対変位量検出装置の制御系統
図、第１０図は第３図に示す相対変位量検出装置の他の
出力コード表、第１１図は第１１図の出力コード表に基
づくカムの取付位置図、第１２図は本考案第２実施例に
係る相対変位量検出装置取付部の概略図、第１３図は第
１２図の相対変位量検出装置の検出領域区会図、第１４
図は第１０図に示す相対変位量の検出装置の出力コード
表、第１５図ないし第１７図は第１２図の相対変位量検
出装置に使用されるカムの外形図である。９．１０・・・２物体、３１．３２・・・２物体、１２
゜１３・・・作動部材、４３．　４４．　４５・・・作
動部材、１４．１５・・・位置検知部材、３９．　４０
．　４１・・・位置検知部材、５０．５１・・・位置検
知ユニット、５２、　５３．　５４；・・位置検知ユニ
ット。- Fig. 1 is a side view of a crane truck equipped with a relative displacement amount detection device according to an embodiment of the present invention, Fig. 2 is a view taken in the direction of the ■ arrow in Fig. 1, and Fig. 3 is a side view of a crane vehicle equipped with a relative displacement detection device according to an embodiment of the present invention. FIG. 4 is a longitudinal sectional view taken along IV-IV in FIG. 3; FIG. 5 is a schematic diagram showing the overhanging area of the outrigger of the crane vehicle in FIG. 1; Fig. 6 is a diagram of the mounting position of the cam in the relative displacement amount detection device shown in Fig. 3, Fig. 7 is an output code table of the relative displacement amount detection device shown in Fig. 3, and Fig. 8A to Fig. 8 are shown in Fig. 3. An explanatory diagram of the operation of the relative displacement detection device, Fig. 9A
and Fig. 9B is a control system diagram of the relative displacement amount detection device shown in Fig. 3, Fig. 10 is another output code table of the relative displacement amount detection device shown in Fig. 3, and Fig. 11 is the output of Fig. 11. A diagram of the mounting position of the cam based on the code table, FIG. 12 is a schematic diagram of the mounting part of the relative displacement amount detection device according to the second embodiment of the present invention, and FIG. 13 is a detection area section of the relative displacement amount detection device of FIG. 12. Diagram, No. 14
The figure shows an output code table for the relative displacement amount detection device shown in FIG. 10, and FIGS. 15 to 17 are outline drawings of cams used in the relative displacement amount detection device shown in FIG. 12. 9.10...2 objects, 31.32...2 objects, 12
゜13... Operating member, 43. 44. 45... Actuation member, 14.15... Position detection member, 39. 40
．． 41...Position detection member, 50.51...Position detection unit, 52, 53. 54;...Position detection unit.

Claims

[Scope of Claim for Utility Model Registration] Two objects that are relatively displaced in the axial or circumferential direction and are incorporated in the telescopic boom, outrigger, swivel seat, etc. in a work vehicle having a telescoping boom, outrigger, swivel seat, etc.
．． A position detection member 14.15.39.40.41 such as a limit switch paired between 31.32 and an operating member 12 such as a cam for operating the position detection member 14.15.39.40.41, The position detection units 50, 51, 52, 53, 54 consisting of 13, 43, 44, 45 are
The position detection members 1 are arranged in a row in the direction of relative displacement of the objects 9,1''0.3m, 32 (n (n≧2)).
4, 15.3G, 40.41 ON. A telescopic boom, characterized in that the amount of relative displacement between the two objects 9, 10.3i, 32 can be detected in multiple stages by generating 2n different OFF signals; A device for detecting relative displacement of a telescoping boom, an outrigger 1 swivel seat, etc. in a work vehicle having an outrigger 1 swivel seat, etc.