Low-temperature vaccine storage device for animal husbandry and veterinary medicine

The low-temperature vaccine storage device comprises a storage box and is characterized in that an object placing plate is arranged in the storage box, a fixing support is fixedly installed at the top of the object placing plate, a limiting cotton cushion is fixedly embedded in the inner wall of the fixing support, a storage groove is formed in the limiting cotton cushion, and the storage groove is communicated with the storage box. Grooves are further formed in the two sides of the storage groove, the grooves communicate with the storage groove, a protective layer is laid on the top of the fixing support and composed of a heat preservation cotton cushion on the top layer and a buffering cotton cushion on the bottom layer, a flow guide hopper is arranged below the storage plate, a flow guide hole is formed in the center of the flow guide hopper, and the flow guide hole is communicated with the heat preservation cotton cushion on the top layer and the buffering cotton cushion on the bottom layer. A flow guide