Manual braking pull rod device for driving pulleys of rail wagon
A technology of railway wagon and pull rod device, which is applied in the direction of railway braking system, operating mechanism of railway vehicle brake, railway car body parts, etc., and can solve the problems of affecting driving safety, low hand brake magnification, and inability to arrange hand brake pull rods, etc. problem, to achieve the effect of anti-shedding
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[0035] The specific embodiment of the present invention will be further described in conjunction with the accompanying drawings.
[0036] The hand brake lever device that drives the pulley is mainly composed of bracket track 2, movable pulley fixed bracket 4, hand brake lever bracket 5, movable pulley 9, chain guide plate 10, hand brake lever 8, hand brake zipper 6, riveting pin, washer And collar 3 etc. are formed.
[0037] 1. The support track 2 is mainly composed of a track support 2.2 and a track plate 2.2. The upper working surface of the track plate 2.2 is processed into a circular arc surface to reduce the contact area with the non-metallic wear-resistant roller sleeve of the support body, which is beneficial to reduce friction when rolling. The bracket track is mainly used for the bracket to slide, hang, and limit the left and right lateral swing of the hand brake lever and bracket in a small range to meet the safety requirements of railway traffic. According to the le...
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