Walking Axle Stability for Spreader Sprayer Terrain
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Solution Overview
Problem
Existing fertilizer dispensing equipment, including spreader sprayer machines, face challenges with uneven terrain causing instability and imbalance, leading to uneven fertilizer dispersion and an unpleasant user experience, and lack of uniformity in fertilizer application.
Innovation Solution
A spreader sprayer system with a walking beam assembly that includes pivotable walking members, drive wheel assemblies, and rotation limiters, allowing for improved stability and uniform fertilizer distribution across uneven terrain, coupled with spray containers that rotate with the walking members for efficient fertilizer application.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Stability of the object's composition
If a traditional spreader sprayer machine is used on uneven terrain, then the machine structure is simple, but the machine becomes unbalanced and unstable resulting in uneven fertilizer dispersion
Solution Approach 1:
The walking members are pivotably coupled to the frame body, allowing them to dynamically adjust their position and orientation in response to uneven terrain. This dynamic adaptation enables the machine to maintain stability on rough surfaces while preserving a relatively simple overall structure.
Solution Approach 2:
The machine is divided into modular components including the frame body, multiple walking members, and drive wheel assemblies that can independently adjust. This segmentation allows each component to adapt to terrain variations while maintaining overall system simplicity.
2Quantity of substance
If larger spray containers are used to increase storage capacity, then the storage capacity is improved, but the machine becomes more top-heavy and less stable
Solution Approach 1:
The spray containers are mounted on the walking members rather than the main frame body, distributing weight to a lower dimension and position. This dimensional redistribution allows larger storage capacity while maintaining stability by keeping the center of gravity low.
Solution Approach 2:
The walking members with mounted spray containers act as counterbalancing elements, positioning the weight of the fertilizer containers lower and away from the main frame body, thereby counteracting the top-heavy effect and maintaining machine stability.
3Device complexity
If the spray containers are mounted on the frame body, then the structure is simple, but the machine becomes top-heavy and ground pressure increases
Solution Approach 1:
The walking members with spray containers can dynamically adjust their position and orientation, allowing the system to adapt to terrain variations and distribute ground pressure more effectively, reducing peak pressure points while maintaining structural simplicity.
Solution Approach 2:
The system changes the spatial parameters of the spray container mounting by relocating them from the frame body to the walking members, thereby altering the weight distribution and ground pressure characteristics without significantly increasing structural complexity.
4Device complexity
If the walking members are rigidly fixed to the frame body, then the structure is simple, but the machine cannot adapt to uneven terrain resulting in uneven fertilizer dispersion
Solution Approach 1:
The pivotable coupling between walking members and frame body introduces dynamic adaptability, allowing the walking members to automatically adjust to uneven terrain contours. This enables uniform fertilizer distribution while maintaining relatively simple structural design.
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
The system enhances user comfort and stability, allows for larger spray containers with increased storage capacity, reduces downtime for refilling, and improves fluid flow and sprayer performance by maintaining a lower center of gravity and reducing ground pressure.
Implementation Method 1
The first and second pivotable connection regions provide relative rotation between the frame body, the first walking member, and/or the second walking member
Implementation Method 2
The first drive wheel assembly includes a plurality of drive wheels which are operatively connected to each other such that the first plurality of drive wheels are driven at an identical rate of rotation
Implementation Method 3
a first rotation limiter may be disposed on the first side of the frame member to selectively engage the first walking member, thereby limiting relative rotation between the frame member and the first walking member
Data Source
AI summary
A spreader sprayer system includes a frame member defining a frame body that has a first side, a second side, a front portion, and a rear portion, a first walking member pivotably coupled to the first side of the frame body, a second walking member pivotably coupled to the second side, a first and second plurality of drive wheels, and at least one spray container. The first plurality of drive wheels are disposed on the first side of the frame body and are operatively coupled to the first walking member. The second plurality of drive wheels are disposed on the second side of the frame body and are operatively coupled to the second walking member. Each spray container is coupled to at least one of the first walking member or the second walking member.