Spiral conveying device for caustic calcined magnesia powder

The utility model provides a light-burned magnesia powder spiral conveying device, which belongs to the technical field of light-burned magnesia powder preparation, and comprises a pipe body, a bracket, a telescopic frame, a first spiral shaft, a motor, a second spiral shaft, a driving wheel, a driven wheel, a belt, a feed port, a guide cylinder, a discharge port and a guide part, compared with a conveying device, the pipe body is of a closed structure, and when the powder is conveyed, the powder cannot fly off, and waste is avoided. And moreover, the powder cannot slide downwards under the pushing of the spiral shaft, so that the conveying is more efficient. And the spiral shaft is arranged, so that the powder can be further stirred in the conveying process, and the mixing degree of the powder is improved. And the inclination angle of the device can be adjusted, the device can discharge powder at different heights according to different use requirements, namely, the powder is lifted, and the product applicat