The invention relates to a rotary cover safe self-locking device which comprises electric hydraulic cylinders, push rods, induction heads, induction devices, lug plates, connecting arms and a supporting seat; the push rods are arranged on the electric hydraulic cylinders which can stretch out and draw back in the axial direction of the push rods, the induction heads are arranged on the push rods, the electric hydraulic cylinders and the induction devices are arranged on a support, and the lug plates and the supporting seat are fixed on the support; the connecting arms are fixed on a rotary cover. When the rotary cover is opened, the push rods are selectively inserted into holes of the connecting arms and the lug plates through telescoping in the axial direction of the push rods and used for conducting locking on the rotary cover, and the rotary cover safe self-locking device can make the rotary cover locked and stopped at the support side safely.
Rotary cover safe self-locking device
17.06.2015
Patent
Elektronische Ressource
Englisch
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