Helping hand folding knife

The utility model discloses a helping hand folding knife belongs to the hand knife, and current folding knife one -hand operation is smooth and easy inadequately when expanding the handle of a knife, the utility model discloses a handle of a knife, the cutter body, the pivot, the handle of a knife includes the first handle body, the second handle body and formation are at the first handle body, holding tank between the second handle body, the first end position of pivot is on the first handle body, the second end position of pivot is on the second handle body, the middle part of pivot wears to make at the afterbody of cutter body that the cutter body is collapsible to launch to the holding tank or from the holding tank, the effect has the helping hand spring on the cutter body, the helping hand spring is exerted from the elasticity of holding tank expansion the cutter body when the cutter body is folded to the holding tank. Provide the helping hand when expanding the cutter body, do benefit to one -hand opera