Patent ID: 11898902
Assignee: OINGDAO INNOVATION AND DEVELOPMENT CENTER OF HARBIN ENGINEERING UNIVERSITY
Field: Measurement (Instruments)
Classification: CPC G  Y | IPC G

Claim 1:
2. The swim bladder bionic amphibious optical fiber ocean acoustic sensor according to claim 1, wherein a working frequency of the sensor is 500 Hz-4 kHz; the sound sensitive diaphragm is a square with a size of 0.5 mm×0.5 mm and a thickness of 200 μm, and the diaphragm outer frame is a square with a size of 5 mm×5 mm and a thickness of 200 μm; the diaphragm supporting shell has an overall diameter of 10 mm, a height of 5.5 mm, and a groove at a top has a size of 5.1 mm×mm×0.2 mm; each of the overflow holes has a diameter of 0.5 mm, a hole length of 1 mm, and the back cavity has a volume of 85 mm3.