Device for automatically detecting moisture regain of vehicle-mounted seed cotton

The utility model discloses a device for automatically detecting the moisture regain of vehicle-mounted seed cotton. The device comprises a cross beam (2) and an upright column (1) which are fixedly connected, wherein a motor (3) is arranged at the top of the cross beam (2), a moving beam (6) moving up and down vertically is arranged under the cross beam (2), the output shaft of the motor (3) is connected with the moving beam (6) by a transmission mechanism (4) and a lifting rod (5) sequentially, a searching tube (7) is vertically arranged at the bottom of the moving beam (6), the bottom of the searching tube (7) is conical and is provided with a group of through holes, a temperature and humidity sensor (11) is arranged in the searching tube (7), a travel switch (12) for controlling the moisture regain detection depth is arranged on the moving beam (6), the searching tube (7) goes up and down together with the up-and-down movement of the moving beam (6) and is inserted into the vehicle-mounted seed cotton under the searching tube (7) as required, the temperature and humidity sensor is used for detecting the moisture regain of the seed cotton, the insertion detection depth of the searching tube is controlled by the travel switch (12), and furthermore, and a wireless transmitter (14) arranged on the moving beam is used for sending detection data to a remote monitoring room (15); and thus the detection is completed automatically, the efficiency is improved, the human factor is eliminated and the measurement accuracy is ensured.