Automatic deinsectization spraying device for garden maintenance

The utility model discloses an automatic deinsectization and spraying device for garden maintenance, relates to the field of deinsectization and spraying, and solves the problems that some higher vegetation can be planted in a garden, when liquid medicine needs to be sprayed to the high vegetation, the device is difficult to spray the liquid medicine to the high position, and manual spraying is inconvenient. A supporting plate is fixedly mounted at the bottom end of the pesticide storage box, a first fixing block is fixedly mounted on the side wall of the pesticide storage box, a first lifting rod is fixedly mounted on one side of the first fixing block, and a second lifting rod is slidably connected to the top end of the first lifting rod through a lifting assembly; and the top end of the second lifting rod is connected with a spray head through a rotating assembly, the spray head is arranged at the top end of the pesticide storage box and connected through a hose, and a winding assembly is arranged in the b