Portable cotton fiber strength detector

The utility model relates to the technical field of cotton detection, and discloses a portable cotton fiber strength detector which comprises a detector main body used for detecting the strength of cotton fibers, the lower end of the detector main body is fixedly connected with a supporting seat, and the lower end of the supporting seat is symmetrically connected with clamping mechanisms used for clamping arms; the clamping mechanism comprises an arc-shaped elastic clamping sleeve, the outer side of the elastic clamping sleeve is connected with a positioning ring, a storage groove is formed in the position, corresponding to the elastic clamping sleeve, of the lower end of the supporting base, the elastic clamping sleeve is movably arranged at the groove bottom of the storage groove through a magnetic attraction piece, and a positioning groove is formed in the position, located on one side of the storage groove, of the lower end of the supporting base. A supporting hole is formed in the groove wall of the side