Single-fruit oriented multi-channel prescription variable spray equipment and method of operation

The innovative design of the multi-channel prescription variable spraying equipment solves the problem that orchard spraying equipment cannot achieve single-fruit-level multi-reagent operation, realizes the adaptation of various orchard planting modes and precise spraying of pesticides, and improves the effect of fruit quality control.

CN122397703APending Publication Date: 2026-07-17FRUIT TREE INST OF CHINESE ACAD OF AGRI SCI
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
FRUIT TREE INST OF CHINESE ACAD OF AGRI SCI
Filing Date
2026-06-05
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing orchard spraying equipment cannot achieve single-fruit-level multi-reagent prescription operation, has poor adaptability, low pesticide hit rate, and cannot be adapted to various orchard planting patterns, resulting in spraying blind spots and pesticide waste.

Method used

It adopts a variable-form walking platform, a liquid-carrying and pressure-stabilizing main road system, a multi-reagent independent injection branch liquid supply system, a near-nozzle mixing and flushing recovery unit, a single-nozzle multi-variable control component, a spray bar adaptive tilting and nozzle following direction component, and a multi-sensor detection and control system to achieve cross-row and narrow-ridge operation, precise spraying and full canopy coverage.

Benefits of technology

It enables precise spraying of multiple reagents at the single-fruit level, adapts to various orchard planting models, reduces spraying blind spots and pesticide waste, and improves operational efficiency and fruit quality control.

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Abstract

本发明公开一种面向单果的多通道处方变量喷施装备及作业方法,该装备可变形态行走平台在骑跨跨行作业形态与窄体垄内作业形态之间切换;多试剂独立注入式支路供液系统实现至少两种喷施试剂的独立计量与注入;近喷头混配与冲洗回收单元用于载液与多路试剂的实时混配以及处方切换时的管路冲洗与废液回收;单喷头多变量控制组件实现单喷头层级总喷量的独立调节;喷杆自适应倾斜与喷嘴追随指向组件适配果树冠层形态,并使喷嘴对准单果或局部冠层目标;多传感器检测与控制系统采集果树与果实的多源感知数据,生成单果喷施处方并控制协同作业。本发明解决现有果园喷施装备无法实现单果级多试剂处方作业,适配性差,药液命中率低问题。
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