A new type of fitness dumbbell

Abstract

The utility model discloses a novel body -building dumbbell, including the handle and the dumbbell block of setting in the both sides of handle, the both sides of handle are equipped with the limiting boss that carries out the location to dumbbell block inside, the both ends of handle are respectively screwed and are connected with the limiting sleeve that carries out the location to dumbbell block outside, the both sides of handle are equipped with the limiting piece that carries out the location to limiting sleeve, limiting piece compression retraction force recovery, be equipped with the limiting groove of the limiting piece insertion on limiting sleeve, when dumbbell block inside and outside respectively lean on limiting boss and limiting sleeve, limiting piece upper end enters into limiting groove and carries out the fixed limiting sleeve. Compared with prior art, the utility model has the advantages of adding " limiting piece and limiting groove " to form double -insurance anti -looseness structure outside thread locking, limiting boss and limiting sleeve clamp dumbbell block, limiting piece and limiting groove prevent limiting sleeve from spinning under the impact load and voluntarily, thereby eliminate the security risk of dumbbell block accidental drop.

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