A kind of rotary knuckle device for railway vehicle coupler

Abstract

The invention discloses a rotary knuckle device for hanging on the hook head of a railway vehicle, which comprises a positioning piece, an upper clamping iron, and a lower clamping iron. Sliding connection; the positioning member includes a sliding rod, an upper fixing rod, and a lower fixing rod. The upper rotating shaft is coaxially arranged; the upper clamping iron includes an upper clamping plate, one end of the upper clamping plate is rotatably connected with the slide bar and the upper clamping plate can slide along the length direction of the slide bar; the front side of the top of the upper clamping plate is provided with a mounting sleeve , the mounting sleeve is provided with a locking mechanism; the lower clamping iron includes a lower clamping plate, the lower clamping plate is slidably connected to the upper clamping plate, one end of the lower clamping plate is rotatably connected to the slide bar, and the bottom end of the lower clamping plate is fixedly connected with The supporting piece is located under the mounting sleeve and is vertically arranged with the lower clamping plate.

Description

technical field [0001] The invention relates to the field of railway vehicle maintenance, in particular to a rotary knuckle device for hanging a railway vehicle coupler head. Background technique [0002] Each carriage of the railway vehicle is connected by a connecting piece composed of a coupler head, a knuckle tongue and a knuckle pin. The hook cavity and the hook cavity are equipped with hook lock iron, knuckle push iron and other components. When performing maintenance operations on the hook lock iron, knuckle push iron and other components, due to environmental factors, only the knuckle pin can be taken out. Take out the knuckle weighing about 35kg from the hook head and land it on the ground, and then take out the hook lock iron, knuckle push iron and other accessories for maintenance and replacement. , Bring certain troubles to the maintenance operation of railway vehicles. Contents of the invention [0003] The object of the present invention is to solve the abo...

AI Technical Summary

Problems solved by technology

[0002] Each carriage of the railway vehicle is connected by a connecting piece composed of a knuckle head, a knuckle tongue and a knuckle pin. The hook cavity and the hook cavity are equipped with hook lock iron, knuckle push iron and other components. When performing maintenance operations on the hook lock iron, knuckle push iron and other components, due to environmental factors, only the knuckle pin can be taken out. Take out the knuckle weighing about 35kg from the hook head and land it on the ground, and then take out the hook lock iron, knuckle push iron and other accessories for maintenance and replacement. This operation is time-consuming and laborious, and there is a safety hazard for the maintenance personnel to be injured by the knuckle , which brings certain troubles to the maintenance operation of railway vehicles

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