Patent ID: 11963475
Assignee: JUN MA
Field: Other special machines (Mechanical engineering)
Classification: CPC A | IPC A

Claim 8:
9. The plant protection and management system of claim 1, further comprising: a secondary application unit; wherein
the secondary application unit comprises:
an over hang with one of its ends fixed on a tower at an end position of the at least two towers; wherein the over hang extends along an extending direction away from the span structure; and the other end of the over hang is suspended and fixed to the tower at the end position through a suspension cable;
a supporting guide rail extending along an extending direction of the over hang and fixed on the over hang;
a second driving wheel, connected to a secondary application motor arranged on the tower at the end position through a first secondary wheel shaft;
a second driven wheel, connected to the other end of the over hang through a second secondary wheel shaft;
a secondary cable, wound between the second driving wheel and the second driven wheel;
at least one sliding frame, sequentially arranged on the supporting guide rail in a sliding mode; wherein a sliding frame furthest away from one end of the supporting guide rail is fixed on the secondary cable;
a secondary application rod, arranged on the sliding frame furthest away from one end of the supporting guide rail; wherein a plurality of secondary spray heads is distributed on the secondary application rod; and
a secondary supply pipe, with one end connected with a secondary storage tank arranged on the tower at the end position, and with the other end connected with the secondary application rod; wherein the part between two ends of the secondary supply pipe is fixed on the at least one sliding frames in sequence.