Hand braking device and bogie

The utility model relates to the technical field of railway vehicles, and provides a hand braking device and a bogie, the hand braking device comprises a transmission case, a rotation force application piece, a transmission shaft, a sliding seat, a rotation stopping piece and a limiting piece, a wor...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: ZHANG ZHIGUANG, CUI YOUJIANG, ZHOU XIAOMEI, JIANG CHANGZUN, WANG YUN
Format: Patent
Sprache:chi ; eng
Schlagworte:
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Beschreibung
Zusammenfassung:The utility model relates to the technical field of railway vehicles, and provides a hand braking device and a bogie, the hand braking device comprises a transmission case, a rotation force application piece, a transmission shaft, a sliding seat, a rotation stopping piece and a limiting piece, a worm gear and a worm meshed with the worm gear are arranged in the transmission case, and the rotation force application piece is connected with the worm on the outer side of the transmission case. The end, away from the worm gear, of the transmission shaft is suitable for extending out of the transmission box, the area, located outside the transmission box, of the transmission shaft is provided with external threads to form a threaded rod, the sliding base is in threaded connection with the threaded rod, and the rotation stopping piece is connected with the sliding base and used for preventing the sliding base from rotating. The sliding distance of the sliding seat is limited. By means of the mode, the function of pr