Elastic energy storage sealing ring and preparation method
The invention discloses an elastic energy storage sealing ring and a preparation method thereof.The sealing ring comprises a sealing ring body and an elastic energy storage metal body, a circle of annular energy storage groove is formed in the sealing ring body, groove walls on the two sides in the...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses an elastic energy storage sealing ring and a preparation method thereof.The sealing ring comprises a sealing ring body and an elastic energy storage metal body, a circle of annular energy storage groove is formed in the sealing ring body, groove walls on the two sides in the annular energy storage groove are planes, and PI films cover the planes of the groove walls on the two sides. The surface of the PI thin film on the two side groove walls is covered with a conductive thin film A and a conductive thin film B respectively, the conductive thin film A and the conductive thin film B form a flexible capacitive sensor, the elastic energy storage metal body is arranged in the annular energy storage groove and abuts against the conductive thin film A and the conductive thin film B, and an electric insulation layer is arranged on the outer surface of the elastic energy storage metal body. The working condition of the sealing ring can be timely transmitted, so that the condition of sealing fa |
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