Transfusion device for trees

The utility model discloses a transfusion device for trees. The transfusion device comprises a transfusion barrel and a plurality of transfusion needles; a bottle-inserting needle is arranged at the upper end of each transfusion needle while a syringe needle is arranged at the lower end of each transfusion needle; the lower end of the transfusion barrel is in threaded connection with a bottom cover, wherein a supporting plate is arranged on the side wall of the upper part of the transfusion barrel; the transfusion barrel is fixedly connected with the supporting plate; a groove is formed in one side of the supporting plate; a reel is arranged on the groove; a binding belt is tied on the reel; a buckle is fixedly arranged at the end part of the binding belt; a catching groove is formed in the other end of the supporting plate; the buckle is connected with the catching groove in a buckling manner; the catching groove is fixed on the outer wall of the supporting plate; the reel is fixedly connected with the groove; the length of the binding belt can be adjusted by adjusting the number of turns of the binding belt winding on the reel; a plurality of the inserting needle columns are arranged on the bottom cover; the bottle-inserting needles are connected with the inserting needle columns in an inserting manner. The transfusion device for trees is simple structure, convenient to use, recyclable in use, and suitable for fertilizing and transfusion for treating plant diseases and insect pests for trees in different growing stages.