Patent ID: 9629311
Date: 2017-04-25
CPC Classifications: A01G

Claim:
1. An automatic injection syringe for plants, comprising: a needle which is inserted into a plant body; a lid to which the needle is coupled; a main body which is coupled to the lid and accommodates therein an injection solution; an injection unit; an elastic member which is provided between the injection unit and the main body so as to push the injection unit toward the needle; and a releasing unit which releases the injection unit and the main body from the fixed state so that the injection unit is movable in the main body; a wire which is connected with the injection unit and penetrates the releasing unit and comes out to the outside of the main body; wherein the injection unit includes: an injection member which pushes the injection solution in the main body so as to discharge the injection solution toward the needle; and a fixing member which is coupled to the injection member and fixed to the main body; wherein the elastic member is disposed between the fixing member and the main body, and when the releasing unit is moved toward the needle in a state in which the fixing member is fixed to the main body, the fixing member and the main body are released from the fixed state; wherein the elastic member is maintained in a compressed state in a state in which the fixing member is fixed to the main body, and when the fixing member is released from the main body so as to be movable in the main body, the elastic member pushes the fixing member toward the needle; wherein a fixing hole is provided in the main body, and a hook, which separably engages with the fixing hole, is provided on the fixing member; wherein the releasing unit is disposed in the fixing hole, and when the releasing unit is moved toward the needle, the releasing unit allows the hook to be pulled out from the fixing hole.