The invention discloses a linked bottom door opening and closing mechanism and a hopper car and belongs to the technical field of hopper cars for railways. Each bottom door comprises a first side bottom door and a second side bottom door which are raised towards two sides to be opened and mutually buckled to be closed under actions in direction opposite to opening actions. The mechanism is characterized by comprising a telescopic driving link and a connecting rod type drive mechanism, wherein the connecting rod type drive mechanism comprises a first connecting rod and a second connecting rod which are hinged to each other. The hopper car comprises the linked bottom door opening and closing mechanism. The linked bottom door opening and closing mechanism and the hopper car can control multiple bottom doors to be opened and closed simultaneously by the aid of the connecting rod type drive mechanism on the basis that only one telescopic driving link exists, and the control system is simple.
Linked bottom door opening and closing mechanism and hopper car
2015-09-02
Patent
Electronic Resource
English
IPC: | B61D Einzelheiten oder Arten des Wagenaufbaus von Eisenbahnfahrzeugen , BODY DETAILS OR KINDS OF RAILWAY VEHICLES |
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