Specimen storage tank for blood concentration detection

The utility model relates to the technical field of specimen storage, in particular to a specimen storage tank for blood concentration detection, which comprises a storage tank body, a low-temperature bin is arranged outside the storage tank body, an isolation shell is arranged outside the low-temperature bin, a protective sleeve is arranged outside the isolation shell, an anti-collision ring is arranged outside the protective sleeve, and the anti-collision ring is connected with the storage tank body. A handle is connected to the anti-collision ring through a movable sleeve, and a sealing cover is clamped to the upper end of the storage tank body. The low-temperature bin is arranged outside the storage tank body, low-temperature liquid can be injected into the low-temperature bin to be used for improving the internal storage environment of the storage tank body, meanwhile, the arranged isolation shell is made of nanometer isolation materials, loss of internal heat is reduced, meanwhile, the influence of the