Side-out top-in infusion insertion head for trees

Side-out top-in infusion insertion head for trees

  • CN 105,009,969 B
  • Filed: 07/29/2015
  • Issued: 03/13/2020
  • Est. Priority Date: 07/29/2015
  • Status: Active Grant
First Claim
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1. A side liquid outlet jacking type infusion insertion head for trees is characterized by comprising a needle head and a pressing plate, wherein a flow passage extending towards the front end is arranged in the needle head, the front end of the flow passage is blocked to form a conical head, circular liquid outlets are arranged on the side wall of the flow passage close to one side of the conical head, the liquid outlets are circumferentially and uniformly distributed, the number of the liquid outlets is ten, three liquid outlets which are oppositely and axially distributed are distributed and penetrate through the side wall in the left and right directions of the flow passage respectively, two liquid outlets which are axially distributed and axially staggered with the left and right liquid outlets are distributed and penetrate through the side wall in the backward direction, a conical surface with a gradually increased backward diameter is arranged outside the rear end of the side wall of the flow passage, an annular connector is connected with the rear end of the flow passage, and a platform which is, the annular interface is connected to the rear end of the needle head through a connector on the platform, a hose interface is arranged on the side face of the annular interface, the pressing plate is connected to the open side of the annular interface in a sealing mode, bulges distributed around the rear port of the flow channel are arranged on the platform, and the bulges are jacked on the inner face of the pressing plate.

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