A quick-release structure has: a shaft lever having a shaft lever external thread at one end thereof and a shaft lever internal thread at the other end thereof; a fixed seat sheathed on the shaft lever in a non-rotatable manner relative to each other. The fixed seat has an annular fixed seat engaging tooth on one end face thereof; a movable seat having an axially penetrating perforation, wherein the movable seat has an annular movable seat engaging tooth on one end face thereof, and the movable seat engaging tooth faces the fixed seat engaging tooth of the fixed seat; a spring abutting between the fixed seat and the movable seat; a spanner rod having a pivoting hole; and a connecting shaft, one end of which abuts on the spanner rod, and the other end of which has a connecting shaft external thread.
Quick-release structure
2020-10-13
Patent
Electronic Resource
English