Seedling Liquid Application Apparatus with Vertical Trunk Coating
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Solution Overview
Problem
Existing methods for protecting seedlings from large pine weevils, such as chemical and mechanical solutions, face challenges including uneven distribution of protective layers, environmental toxicity, and complexity, as well as the persistence of mechanical barriers which can harm other species.
Innovation Solution
An apparatus and method for applying a liquid medium to seedlings in a culture vessel, featuring a comb-shaped aligning mechanism and vertically movable application means to ensure precise and even distribution of the medium along the seedlings' trunks, with adjustable speed and direction to minimize damage and optimize protection.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If chemical methods are used to protect seedlings from large pine weevils, then protection effectiveness is improved, but environmental toxicity increases
Solution Approach 1:
The patent replaces chemical protection methods with a mechanical application system that delivers liquid medium (such as wax or latex) through vertically movable application means with nozzles, eliminating the need for toxic insecticides while maintaining protection effectiveness against large pine weevils
Solution Approach 2:
The invention changes the physical state and delivery parameters of the protective medium by applying it as a liquid that flows down the trunk during vertical movement, allowing controlled distribution without chemical toxicity, thereby resolving the contradiction between effectiveness and environmental safety
2Reliability
If mechanical barriers are applied to seedlings, then protection from weevils is improved, but distribution uniformity deteriorates
Solution Approach 1:
The patent employs dynamically movable application means that can move vertically along the seedling trunks at controlled speeds, allowing the liquid medium to be distributed uniformly as it flows downward, overcoming the static limitations of traditional mechanical barrier methods
Solution Approach 2:
The invention uses hydraulic or pneumatic delivery systems through nozzles to apply the liquid medium uniformly along the trunks, ensuring consistent distribution and coverage that superior to conventional mechanical barrier applications
3Reliability
If complex protection systems are used, then protection effectiveness is improved, but device complexity increases
Solution Approach 1:
The patent divides the protection system into modular components including aligning means, application means with nozzles, and movable support structures, allowing each segment to perform a specific function while maintaining overall system effectiveness and reducing overall complexity
Solution Approach 2:
The invention creates a multi-functional apparatus that combines alignment, positioning, and liquid medium application in a single integrated system, reducing the need for separate complex devices while maintaining comprehensive protection effectiveness
Data Source
Figure 1
Figure 2
Figure 2A
AI summary
An apparatus (1) for application of a liquid medium to seedlings (2) is disclosed, wherein the seedlings comprises trunks extending in a vertical direction z and are arranged in rows in a culture vessel (3). The apparatus (1) comprising a first aligning means (4) movable in a first horizontal direction x and a displacement means arranged to provide a displacing movement between the culture vessel (3) and the first aligning means (4), wherein the first aligning means (4) is arranged to be inserted between the rows of the seedlings (2). The apparatus (1) further comprises an application means (5) arranged to deliver the liquid medium to the trunks of the seedlings (2), the application means (5) being movable in the vertical direction z. The application means (5) is arranged to deliver the liquid medium to the trunks of the seedlings (2) during a vertical movement along the trunks of the seedlings (2).