Spring clamping groove type insulation box

The invention discloses a spring clamping groove type insulation box which comprises a box body and a box cover. The box cover is provided with two clamping grooves, and the box cover is overall shaped like a Chinese character 'shan'. The inner walls of the two clamping grooves in the box cover are conical inner walls, and the middle positions at openings of the box body are provided with vertical protruding blocks. The two side walls of the protruding blocks are provided with strong springs, the other sides of the strong springs are connected with ejecting blocks, and the faces, making contact with the inner walls of the clamping grooves, of the ejecting blocks are conical faces. The conical faces are matched with the conical inner walls of the clamping grooves. According to the spring clamping groove type insulation box, gaps are tightly closed, no gap exists, heat cannot be dissipated out, the insulation effect is good, in addition, a triangular groove and a triangular clamping block are arranged so that the box cover can be fixed to the box body, and a round portable pulling rod is arranged so that the spring clamping groove type insulation box can be convenient to carry.