The invention relates to a scraper lifting device in the field of mining equipment. The device comprises an extension jack, a chain and a one-way lock, wherein a limiting pin correspondingly suspended in a slide way of a top beam of a suspension bracket is arranged at one end of the extension jack; the chain correspondingly connected with a scraper is arranged at the other end of the extension jack; the one-way lock is arranged on a hydraulic pipeline loop of the extension jack; and the device can effectively prevent the phenomenon of bottom pricking of the scraper while effectively reducing the labor intensity of workers.
Scraper lifting device
18.11.2015
Patent
Elektronische Ressource
Englisch
IPC: | B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last / E21F Sicherheitsvorrichtungen, Förderung, Auffüllen oder Bergversatz, Rettungswesen, Bewetterung oder Entwässerung in oder von Gruben oder Tunnels , SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINAGE IN OR OF MINES OR TUNNELS |
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