Patent ID: 11878198
Assignee: HUI SHAO
Field: Furniture, games (Other fields)
Classification: CPC A | IPC A

Claim 0:
1. A portable dumbbell, comprising a handle connection rod, a balance weight seat, a balance weight lock structure and a balance weight, wherein the handle connection rod comprises a handle and a connection rod, the handle being fixedly or detachably mounted on the connection rod, the balance weight seat is fixedly or detachably mounted at an end of the connection rod, at least one assembly hole is provided on the balance weight seat and used for assembling the balance weight, and the balance weight lock structure is fixedly or detachably mounted at the end of the connection rod, is partially accommodated inside the balance weight seat, and is used for controlling the balance weight to be rapidly mounted and locked and unlocked and taken out;
the balance weight lock structure comprises a rotary switch, a fixed shaft, a weight fastener and a first elastic member; a stop block is arranged on the rotary switch; the rotary switch is sleeved on the end of the connection rod; the fixed shaft is fixedly mounted on the balance weight seat; the weight fastener is mounted on the fixed shaft; one end of the weight fastener abuts against the stop block; one end of the first elastic member is mounted on the weight fastener, and the other end of the first elastic member abuts against an inner layer of the balance weight seat.