The present invention relates to a connecting apparatus of a transfer tube for an automatic syringe. A connecting apparatus of a transfer tube for an automatic syringe (100) which can connect a transfer tube for an automatic syringe (1,1&prime；) comprises: a first connector (110) and a second connector (120) which respectively have a couple of combination guide locks (130) in a combination direction, and respectively have a couple of guide holes (140) which respectively insert and rotate the combination guide lock (130) of the other side and can be combined with each other； a multiple connecting tube installation unit (170) which is respectively formed at a center axis of the first connector (110) and the second connector (120)； a multiple connecting tube (200) which is manufactured of an elastic material to have a hollow part formed at the inside thereof, respectively combined to the multiple connecting tube installation unit (170), has a transfer unit connecting unit (210) for connecting the transfer tube for an automatic syringe (1.1&prime；) formed in an opposite direction of the combination direction, has a connecting pin combination unit (220) formed in the combination direction, and has one or more extra injecting connecting unit (230) formed； and a connecting pin (300) which is fixed and mounted on the connecting pin combination unit (220) which is combined to the first connector (110), and is inserted and combined to the connection pin combination unit (220) which is combined to the second connector when combined.COPYRIGHT KIPO 2018본 발명은 자동주사기용 이송관 중간연결장치에 관한 것으로, 자동주사기용 이송관(1,1`)을 연결할 수 있도록 하는 자동주사기용 이송관 중간연결장치(100)에 있어서, 결합 방향에 한 쌍의 체결 가이드락(130)을 각각 구비하며, 상대방의 상기 체결 가이드락(130)을 각각 삽입 후 회전시켜 서로 체결될 수 있는 한 쌍의 체결 가이드 홀(140)을 각각 구비하는 제 1 연결구(110) 및 제 2 연결구(120)；와, 상기 제 1 연결구(110) 및 제 2 연결구(120)의 중심축에 각각 형성되는 다중 연결관 설치부(170)；와, 내부에 중공부가 형성되도록 탄성 재질로 제작되고, 상기 다중 연결관 설치부(170)에 각각 결합되며, 상기 자동주사기용 이송관(1,1`)을 연결할 수 있는 이송부 연결부(210)가 상기 결합 방향의 반대 방향으로 형성되어 있고, 상기 결합 방향
