Sensor fixing device for intelligent management of greenhouse

The utility model discloses a sensor fixing device for intelligent management of a greenhouse. The utility model relates to the technical field of intelligent greenhouses, mounting plate, telescopic arms are connected to the side surfaces of the mounting plates; the tail end of the telescopic arm is connected with a supporting rod; a fixing plate is hinged to the other end of the supporting rod; the fixing plate is provided with a clamping structure used for fixing the sensor. The rear side surface of the fixed plate is connected with an arc-shaped plate; limiting holes are formed in the arc-shaped plates, adjusting cavities are formed in the supporting rods, through holes are formed in the two sides of the supporting rods, limiting rods are slidably installed in the through holes, one ends of the limiting rods penetrate through the through holes and extend into the limiting holes, baffles are fixed to the limiting rods, the limiting rods are sleeved with first springs, and the other ends of the limiting rods