The invention discloses a bottom door opening and closing mechanism with adjustable door opening space. The bottom door opening and closing mechanism with the adjustable door opening space comprises a door opening arm, a door closing arm, a main shaft and an adjustable connecting rod, wherein the main shaft is connected with the door opening arm and the door closing arm; the main shaft is also connected with the adjustable connecting rod; the adjustable connecting rod is connected with a bottom door; and when the door opening arm touches a door opening touch table, impact force is transmitted to the adjustable connecting rod by virtue of the main shaft to enable the adjustable connecting rod to move, so as to close the bottom door. The bottom door opening and closing mechanism with the adjustable door opening space has the advantages that space between the bottom door and a hopper opening is adjusted by adjusting the length of the adjustable connecting rod, so that opening of the bottom door can not be too large, change of a force produced by collision between the door opening arm and the door closing arm of the bottom door and the touch table is prevented, normal opening and closing of the bottom door is guaranteed, and leakage rate of cargo is reduced.
Bottom door opening and closing mechanism with adjustable door opening space
2016-02-17
Patent
Elektronische Ressource
Englisch
IPC: | B61D Einzelheiten oder Arten des Wagenaufbaus von Eisenbahnfahrzeugen , BODY DETAILS OR KINDS OF RAILWAY VEHICLES |
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