The invention discloses an easy-to-operate petroleum drilling rig moving device, which comprises a rail base and an operating rail arranged on the rail base, wherein two sliding bases are at least arranged on the operating rail; the sliding bases are clamped and arranged on the operating rail through clamping elements; the bottoms of the clamp elements and the top surfaces of the rail bases are provided with matched grooves; rolling balls are arranged in each groove; and a pulling device and a stop device are arranged on each clamping element of the sliding bases positioned at the two ends of the operating rail. The easy-to-operate petroleum drilling rig moving device has the advantages that the structure is simple, and the operation is easy.
Easy-to-operate petroleum drilling rig moving device
2015-09-16
Patent
Electronic Resource
English
IPC: | E21B EARTH OR ROCK DRILLING , Erd- oder Gesteinsbohren / 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 |
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