The invention provides a ratchet wheel type parking mechanism applicable to a hand brake apparatus. The ratchet wheel type parking mechanism comprises a parking handle, a cover plate, a transmission reset mechanism, a brake handle, a parking locking tooth and a locking plate, wherein the parking handle is arranged at the top of an upper part; the cover plate is arranged at the lower side of the parking handle; the transmission reset mechanism comprises a locking tooth rotating shaft and a return spring; the locking tooth rotating shaft comprises a rotating shaft rod, an upper rotating platform, a shaft shoulder and a lower rotating platform; the return spring is vertically arranged, and the rotating shaft rod penetrates through a cavity in the middle of the return spring; the brake handle comprises a handle, a transmission reset mechanism mounting rack and a handle connecting plate; and a transmission reset mechanism mounting cavity penetrating through the transmission reset mechanism mounting rack vertically is formed in the transmission reset mechanism mounting rack; the parking locking tooth is arranged at the lower part of the transmission reset mechanism mounting rack; a locking tooth rotating shaft hole is formed in the middle of the large end of the parking locking tooth; and a hook pawl is arranged at the tail of the small end of the parking locking tooth; and the locking plate is arranged at the lower part of the handle connecting plate; and a ratchet surface is formed at one end of the locking plate. The ratchet wheel type parking mechanism has the characteristics of simple and reasonable structure, convenience in operation and use, good parking stability and strong locking adjustability.
Ratchet wheel type parking mechanism applicable to hand brake apparatus
2015-12-16
Patent
Electronic Resource
English
IPC: | B62L BRAKES SPECIALLY ADAPTED FOR CYCLES , Bremsen, besonders für Fahrräder oder Motorräder ausgebildet |
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