JPS5968015U - Earth mower height control device - Google Patents

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

【図面の簡単な説明】[Brief explanation of drawings]

第１図は本考案の第１実施例を示す側面図、第２図は本
考案の第２実施例の要部を示す説明図、第３図はセンサ
及び制御機構の他側を示す説明図である。 ３・・・油圧装置、４・・・３点リンク機構、９・・・
機枠、１７・・・土寄せ板、１８・・・平行リンク機構
、１９・・・フロート、２０・・・水面、２３・・・セ
ンサ、３０・・・制御機構。Fig. 1 is a side view showing the first embodiment of the present invention, Fig. 2 is an explanatory diagram showing the main parts of the second embodiment of the invention, and Fig. 3 is an explanatory diagram showing the other side of the sensor and control mechanism. It is. 3... Hydraulic system, 4... Three-point link mechanism, 9...
Machine frame, 17... Soil plate, 18... Parallel link mechanism, 19... Float, 20... Water surface, 23... Sensor, 30... Control mechanism.

Claims (1)

【実用新案登録請求の範囲】 移動車体１に装着され且つ油圧装置３によって昇降自在
な３点リンク機構４に機枠９を設け、この機枠９に土寄
せ板１７を固定すると共にフロート１９を昇降自在に設
け、この土寄せ板１７とスロート１９との間に相対高さ
変動を検出するセンサ２３を設けると共に、このセンサ
２３の作動によって土寄せ板１７とフロート１９とを設
定高低差に戻すべく３点リンク機構４を昇降作動させる
。 制御機構３０を設けたことを特徴とする土寄せ板の高さ
制御装置。[Scope of Claim for Utility Model Registration] A machine frame 9 is provided on a three-point linkage mechanism 4 that is attached to the mobile vehicle body 1 and can be raised and lowered by a hydraulic device 3, and a shoring plate 17 is fixed to the machine frame 9, and a float 19 is raised and lowered. A sensor 23 is provided between the bulwark plate 17 and the throat 19 to detect relative height fluctuations, and a sensor 23 is provided between the bulwark plate 17 and the throat 19 at three points in order to return the bulge plate 17 and the float 19 to the set height difference by the operation of the sensor 23. The link mechanism 4 is operated to move up and down. A height control device for a shoring board, characterized in that a control mechanism 30 is provided.