Double-torsion-spring structure for switch
The utility model discloses a double torsional spring structure for a switch, which relates to the technical field of torsional springs and comprises a connecting part, a spiral part is arranged on the outer surface of the connecting part, a connecting pin is arranged on the outer surface of the spi...
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| Hauptverfasser: | , , |
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| Format: | Patent |
| Sprache: | chi ; eng |
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| Zusammenfassung: | The utility model discloses a double torsional spring structure for a switch, which relates to the technical field of torsional springs and comprises a connecting part, a spiral part is arranged on the outer surface of the connecting part, a connecting pin is arranged on the outer surface of the spiral part, a protective structure is arranged at one end of the connecting pin, and a reinforcing structure is arranged on the outer surface of the connecting part. Each connecting pin comprises a protective sleeve arranged on the outer surface of one end of the connecting pin, a clamping groove is formed in the outer surface of the protective sleeve, an elastic part is arranged on the outer surface of the interior of the end, away from the connecting pin, of the protective sleeve, a through hole is formed in the outer surface of the protective sleeve, and a clamping column is arranged in the through hole. The reinforcing structure comprises an inner protective layer arranged on the outer surface of the connecting p |
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