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An adjustable flextensional transducer

A flextensional transducer and adjustable technology, applied in the direction of instruments, sounding instruments, etc., can solve the problems of non-adjustability, unfavorable flextensional transducer characteristics research and performance optimization, etc., to increase adjustability, The effect of convenient operation and large adjustment range

Inactive Publication Date: 2020-04-14
NORTHWEST INST OF NUCLEAR TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] Due to the elliptical shape of the flextensional shell, at present, when most flextensional transducers are assembled, pressure is applied to the short axis direction of the flextensional shell to increase the distance in the long axis direction, and the drive assembly or the drive assembly and the transition block Implant, release the load, and apply prestress to the drive assembly through the deformation of the flexural shell. Generally, the required prestress is calculated to calculate the design structural size, and the transition block structure is simple, and some are even integrally formed with the flexural shell, without Adjustability, not conducive to flextensional transducer characterization and performance optimization

Method used

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  • An adjustable flextensional transducer
  • An adjustable flextensional transducer
  • An adjustable flextensional transducer

Examples

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Embodiment Construction

[0031] The present invention will be described in detail below in conjunction with the accompanying drawings.

[0032] Such as figure 1 Shown is a schematic structural diagram of an adjustable flextensional transducer, which includes a flextensional housing 1, a drive assembly 2, and an adjustable transition block 3 connecting the two;

[0033] exist figure 2 and image 3 In the shown embodiment of the present invention, an adjustable transition block of an adjustable flextensional transducer includes a moving plate 4, a fixed plate 5, an outer curved surface cover 6, a large bevel gear 7, a small bevel gear 8, a transmission Shaft 9, handwheel 10, adjusting bolt 11, set bolt 12, elastic retaining ring 13.

[0034] One side of the motion plate 4 is provided with a groove matching the protrusion of the drive assembly 2, the other side of the motion plate 4 is designed with a motion guide post 14, and the corresponding fixed plate 5 is designed with a motion guide hole 15, a...

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PUM

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Abstract

The invention provides an adjustable flextensional transducer, which comprises a flextensional housing, a driving assembly and transition blocks. The flextensional housing is elliptical in shape; the driving assembly is arranged in the flextensional housing; and the two transition blocks enable the two ends of the driving assembly and the inner end surfaces at the two sides of the long axis of the flextensional housing to be connected correspondingly. The improvement is that each transition block is an adjustable transition block, which is adjustable in length along the long axis direction of the flextensional housing, so that adjustment of prestress of the flextensional transducer is realized, and more feature researches and performance optimization of the flextensional transducer can be carried out favorably.

Description

technical field [0001] The invention relates to a flextensional transducer, in particular to a flextensional transducer with adjustable prestress. Background technique [0002] Flextensional transducers, especially type IV flextensional transducers, are the most common transducers and are widely used. Their general structure includes a drive assembly, a flextension housing, and a transition block. The transition block serves as a connection between the drive assembly and the flextension The components of the housing play a very important role. [0003] Due to the elliptical shape of the flextensional shell, at present, when most flextensional transducers are assembled, pressure is applied to the short axis direction of the flextensional shell to increase the distance in the long axis direction, and the drive assembly or the drive assembly and the transition block Implant, release the load, and apply prestress to the drive assembly through the deformation of the flexural she...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G10K9/12
CPCG10K9/121
Inventor 方厚林刘阳张亮永孙迪峰张芳程章孙德玉赵天青
Owner NORTHWEST INST OF NUCLEAR TECH
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