Patent ID: 11866135
Assignee: SHENZHEN JUNMANDA TECHNOLOGY CO., LTD.
Field: Medical technology (Instruments)
Classification: CPC B  A | IPC A  B

Claim 0:
1. A swimming auxiliary equipment, comprising an auxiliary equipment main body, a strap, a connecting belt and two arm jackets, wherein two sides of the auxiliary equipment main body are tied to the waist of a swimmer through the strap, and the two arm jackets are all connected to the auxiliary equipment main body through the connecting belt; the auxiliary equipment main body comprises a waterproof layer and a first air bag, a cavity is arranged inside the waterproof layer, the first air bag is arranged in the cavity and connected to an outside air pump through an inflatable head, a pneumatic one-way valve is arranged on the inflatable head, and a pressure sensor is arranged on an inner wall of the auxiliary equipment main body; and the auxiliary equipment main body further comprises an expansion bin, which is arranged in the cavity and comprises a net structure with a plurality of connected layers, the net structure is a flexible structure, a priming device is connected to the net structure and arranged in the cavity, and the priming device is in signal connection with the pressure sensor.