Soil humidity detection device

The utility model discloses a soil humidity detection device which comprises a humidity detector, a protective sleeve is fixedly arranged in the middle of the lower end face of the humidity detector, and an electric push rod is fixedly arranged in the protective sleeve on the lower end face of the humidity detector. The probe of the soil humidity detection device and the humidity detector form an electrical connection structure through the wire, and the probe and the humidity detector form a vertical lifting structure through the telescopic arm in the protective sleeve under the action of the electric push rod, so that the probe is protected through the protective sleeve in the process that the probe goes deep into soil, and the soil humidity detection device is convenient to use. A supporting plate and a storage box of the device form a sliding structure, and the supporting plate and a humidity detector form an elastic clamping limiting structure through a spring and a clamping rod in a clamping hole, so tha