Spiral acoustic wave transmitting transducer containing vibration transmission rod
A technology of sound wave emission and vibration rod transmission, which is applied in the direction of the fluid using vibration, can solve the problems of complex drive mode of the transducer, increased navigation, poor phase directivity linearity, etc., and achieves the reduction of high-order vibration components, The effect of improving consistency and improving linearity
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[0027] It should be noted that the embodiments of the present invention and the features in the embodiments can be combined with each other if there is no conflict.
[0028] Hereinafter, the present invention will be described in detail with reference to the drawings and in conjunction with the embodiments.
[0029] Such as Figure 1-Figure 4 As shown, a spiral acoustic wave transmitting transducer with a vibration transmission rod includes a vibration transmission rod 2, a piezoelectric ceramic stack 3 and a metal mass 6 arranged in a metal shell 1, and the vibration transmission rod 2 is provided At the center of the metal shell 1, and the upper and lower ends of the vibration transmission rod 2 are fixedly connected with the metal housing 1, several groups of piezoelectric ceramic stacks 3 are evenly distributed around the vibration transmission rod 2. The metal mass 6 It is sleeved on the periphery of the piezoelectric ceramic stack 3. Each piezoelectric ceramic stack 3 includ...
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