Constant-temperature and constant-humidity box convenient to adjust

The utility model discloses a constant temperature and humidity chamber convenient to adjust. Constant temperature and humidity box, a fixed base is fixedly arranged at the bottom of the constant-temperature and constant-humidity box, a temperature and humidity sensor is fixedly arranged in the middle of the interior of the constant-temperature and constant-humidity box, the fixed base is hollow,a partition plate is fixedly arranged in the middle of the fixed base, and a temperature adjusting mechanism is arranged between the right side of the partition plate and the right side of the constant-temperature and constant-humidity box. The electric push rod, the rope, the communicating hole and the movable plate are arranged; the electric push rod drives the servo motor to move leftwards to pull the rope; the rope drives the movable plate to move upwards; by arranging a servo motor and fan blades, the servo motor drives the fan blades to rotate, and the fan blades drive air in the constant-temperature and constan