Metal shielding lead cover, piezoelectric sensor and wire leading method
A piezoelectric sensor and metal shielding technology, applied in the field of sensors, can solve the problems of limited structural mechanics, failure to play the role of double shielding and anti-interference, etc., to achieve easy processing, improve electromagnetic interference ability, and improve operability Effect
Active Publication Date: 2019-04-16
SUZHOU CHANGFENG AVIATION ELECTRONICS
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Problems solved by technology
Some early US-made piezoelectric vibration sensor products have a double-layer shell structure, but they are limited to structural mechanics and fail to play the role of double-layer shielding and anti-interference
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Abstract
The invention provides a metal shielding lead cover, a piezoelectric sensor and a wire leading method. A piezoelectric assembly inside a shell of the piezoelectric sensor can be closed, a wiring structure is arranged on the metal shielding lead cover, and a wire of the piezoelectric assembly of the piezoelectric sensor is fixed through the wiring structure so as to improve the electromagnetic interference capability of the piezoelectric sensor and the stability of a lead fixing support.
Description
technical field The invention relates to the technical field of sensors, in particular to a metal shielding lead cover, a piezoelectric sensor and a lead method. Background technique In recent years, piezoelectric vibration sensors, including charge output type or voltage output type, have been rapidly popularized and applied in new or newly developed airborne applications. Common airborne piezoelectric sensors such as central compression structures or ring shears Cut type, all of which are welded and packaged in a single metal shell to achieve airtightness and electromagnetic shielding. Some early US-made piezoelectric vibration sensor products had a double-layer shell structure, but they were limited to structural mechanics and failed to play the role of double-layer shielding and anti-interference. However, piezoelectric vibration sensors, especially high-temperature or high-stability piezoelectric vibration sensor products, have relatively weak charge signals, generally...
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Patent Type & Authority Applications(China)
IPC IPC(8): G01H11/08
CPCG01H11/08
Inventor 章建文王天资张磊
Owner SUZHOU CHANGFENG AVIATION ELECTRONICS
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