Track jack power machine head capable of being self-locked at any time and having random switching lifting function

Track jack power machine head capable of being self-locked at any time and having random switching lifting function

The utility model belongs to the technical field of track lifting machines, and particularly discloses a track lifting machine power machine head capable of being self-locked at any time and capable of switching lifting freely, which comprises a driving shaft and a rotating shaft, the rotating shaft...

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Hauptverfasser: TAN KELI, DUAN LIHUA, YUAN MINGHUA, XIAO DONGLIN, LIU XUNYOU
Format: Patent
Sprache:chi ; eng
Schlagworte:
CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
FIXED CONSTRUCTIONS
MACHINES FOR MAKING RAILWAYS OF ALL KINDS
PERMANENT WAY
PERMANENT-WAY TOOLS
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creator TAN KELI
DUAN LIHUA
YUAN MINGHUA
XIAO DONGLIN
LIU XUNYOU
description The utility model belongs to the technical field of track lifting machines, and particularly discloses a track lifting machine power machine head capable of being self-locked at any time and capable of switching lifting freely, which comprises a driving shaft and a rotating shaft, the rotating shaft is of a hollow structure and is coaxially sleeved outside the driving shaft in an empty mode, a torque transmission unit is arranged between the rotating shaft and the driving shaft, and a chain disc is arranged on the rotating shaft. A chain is arranged in the chain disc, a lifting hook is arranged at the bottom of the chain, the driving shaft is in threaded connection with a flange, a driving unit is fixed to the flange, a locking nut is fixed to the end of the driving shaft, a self-locking unit is further arranged on the driving shaft, the self-locking unit comprises a shaft sleeve, a ratchet mechanism and a friction plate, the shaft sleeve is fixed to the outer portion of the driving shaft, and the axial secti
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language chi ; eng
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subjects CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
FIXED CONSTRUCTIONS
MACHINES FOR MAKING RAILWAYS OF ALL KINDS
PERMANENT WAY
PERMANENT-WAY TOOLS
title Track jack power machine head capable of being self-locked at any time and having random switching lifting function
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