Food detection sample storage device

The utility model discloses a food detection sample storage device, and relates to the technical field of storage, the food detection sample storage device comprises a sample storage box, the sample storage box is internally provided with a storage groove, the storage groove is internally slidably connected with a test tube, the top of the sample storage box is rotatably connected with a cover, and the cover is provided with an opening. A blocking fixing mechanism is arranged at the bottom of the cover and comprises a connecting rod, the connecting rod is fixedly connected to the bottom of the cover, the surface of the connecting rod is slidably sleeved with a stop block, and a first spring is fixedly connected between the bottom of the connecting rod and the interior of the stop block; a cover is closed to finally drive a stop block to block and fix openings of test tubes with different heights, so that the stability of the test tubes with different heights when the test tubes are placed into the sample stor