The utility model discloses a knitting needle, and belongs to the field of knitting tools, the knitting needle comprises a first shell, a second shell and a third shell, a needle body is arranged in the first shell, the second shell is a semi-open cylinder, an extension tube is arranged at the top of the second shell, the bottom surface of the second shell is connected with the end surface of the third shell, and the needle body is arranged in the third shell. The first shell is matched with the extension
pipe so as to be connected with the second shell; a fixing structure is arranged in the second shell and comprises a base plate coaxial with the second shell, clamping jaws are evenly and rotationally arranged on the edge of the base plate in the direction back to the bottom of the second shell, and first grooves are formed in the outer sides of the clamping jaws; by the adoption of the technical scheme, the clamping jaw can release or recycle the needle body in an opening and closing mode, then the needle body stretches out in the knitting process, the needle head shrinks and is clamped by the clamping jaw when knitting is finished or paused, disengagement is avoided, stretching and retracting of the needle head are achieved, and potential safety hazards in the knitting process are avoided.