Leakage protector
A leakage protector provided by the utility model comprises a support, a static contact, a coil assembly, a transmission mechanism, a moving contact and a tripping assembly, the tripping assembly comprises a lock rod and a pressure spring, the lock rod comprises a first main body part and a second m...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | A leakage protector provided by the utility model comprises a support, a static contact, a coil assembly, a transmission mechanism, a moving contact and a tripping assembly, the tripping assembly comprises a lock rod and a pressure spring, the lock rod comprises a first main body part and a second main body part, lock teeth matched for locking are arranged between the first main body part and the transmission mechanism, and the pressure spring is arranged on the second main body part. One end of the pressure spring abuts against the second main body part, the other end of the pressure spring abuts against the transmission mechanism, the pressure spring exerts upward acting force on the second main body part, compared with a torsional spring adopted in the prior art, the pressure spring is adopted in the scheme, the elastic force of the pressure spring can be controlled accurately, the acting force needed for locking the lock rod and the transmission mechanism can be achieved, and the locking effect is good. I |
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