Automatic lifting control system and method for underwater sonar

The invention relates to an automatic lifting control system and an automatic lifting control method for an underwater sonar. The automatic lifting control system comprises a first pulley and a first pulley driving motor which are fixed to the front end of the bottom portion of a hull, a second pull...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	QIAN YINGQI, GU SHENMING, GUAN LINTING
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ANALOGOUS ARRANGEMENTS USING OTHER WAVES DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION ORRERADIATION OF RADIO WAVES MEASURING PHYSICS RADIO DIRECTION-FINDING RADIO NAVIGATION TESTING
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Beschreibung
Zusammenfassung:	The invention relates to an automatic lifting control system and an automatic lifting control method for an underwater sonar. The automatic lifting control system comprises a first pulley and a first pulley driving motor which are fixed to the front end of the bottom portion of a hull, a second pulley and a second pulley driving motor which are fixed to the rear end of the bottom portion of the hull, a fixed disc, a first cylinder, a second cylinder and a controller, wherein the first end of the fixed disc is fixed to the first pulley by means of a first cable, the first cable is gradually wound on the first pulley when the first pulley rotates in a first direction, the first cable is gradually loosened from the first pulley when the first pulley rotates in a second direction, the second end of the fixed disc is fixed to the second pulley by means of a second cable, the second cable is gradually wound on the second pulley when the second pulley rotates in the first direction, and the second cable is gradually