A water and fertilizer mixing device of a water and fertilizer integrated automatic irrigation system

CN224538825UActive Publication Date: 2026-07-24NANJING FORESTRY UNIV +2
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
NANJING FORESTRY UNIV
Filing Date
2025-09-08
Publication Date
2026-07-24

AI Technical Summary

Technical Problem

Existing water and fertilizer mixing devices are too bulky to be suitable for small-scale home gardening automatic sprinkler irrigation systems.

Method used

Design a water and fertilizer mixing device for an integrated water and fertilizer automatic irrigation system. By setting an adjustable valve and transmission components controlled by water flow pressure, the fertilizer can be added at an approximately constant rate. Combined with a flow control valve, the water flow rate can be adjusted to control the mixing ratio.

Benefits of technology

This invention provides a simple sprinkler irrigation system suitable for small-scale irrigation needs in home gardening. The water-fertilizer ratio can be controlled by adjusting the water flow, ensuring a constant fertilizer addition rate.

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Abstract

The utility model relates to a kind of water and fertilizer mixing device of water and fertilizer integrated automatic irrigation system, including water supply pipe, mixing component and irrigation water pipe, wherein, mixing component includes fertilizer cabin and mixing cabin, adjustable valve is equipped in the mixing cabin and opens under water flow pressure, switch valve is equipped between fertilizer cabin and mixing cabin, transmission component is set between switch valve and adjustable valve, and the transmission component is used to drive switch valve to open when adjustable valve opens.The utility model is by setting adjustable valve and opening by water flow, and fertilizer is added with approximately constant speed by this, compared with the adjustment of the adding speed of fertilizer in prior art, the adjustment of water flow is more simple and convenient, only need to set the size of flow control valve control water flow, i.
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