Special spring for tulip contact

The utility model discloses a special spring for a tulip contact. The spring comprises a main spring and a connecting spring, wherein the external diameter of the main spring is larger than that of the connecting spring, a half of the connecting spring is screwed into an internal thread of one end o...

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Bibliographic Details
Main Authors ZHUANG YAODING, SHEN FENG, ZHAO WENCHUANG, XIA YALIN
Format Patent
LanguageChinese
English
Published 14.09.2011
Subjects
BASIC ELECTRIC ELEMENTS
ELECTRIC SWITCHES
ELECTRICITY
EMERGENCY PROTECTIVE DEVICES
RELAYS
SELECTORS
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Summary:The utility model discloses a special spring for a tulip contact. The spring comprises a main spring and a connecting spring, wherein the external diameter of the main spring is larger than that of the connecting spring, a half of the connecting spring is screwed into an internal thread of one end of the main spring, the other end of the main spring is spirally sleeved on the other half of the connecting spring after rotating a plurality of circles in the direction reverse to the winding direction of the spring, and both ends of the main spring are connected into a spring ring. The spring provided by the utility model has the beneficial effects that the magnitude of clasping force of the spring on each contact piece of a tulip contact is uniform, consistent and effective, the structure and the manufacturing are simple, and the installation is convenient.
Bibliography:Application Number: CN20102670024U