Nested Cylinder Wetland Sampling Device for Depth Control
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Solution Overview
Problem
Existing sampling devices for monitoring carbon storage in wetlands lack accuracy in positioning sampling locations at different depths and are inconvenient for collecting multiple samples simultaneously, leading to biased results and inaccurate data.
Innovation Solution
A sampling device comprising a square frame, support frame, sampling outer cylinder, and sampling inner cylinder, equipped with a lift driving component, depth control component, and sampling component, allowing for precise depth control and simultaneous collection of multiple soil samples.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If traditional sampling devices are used, then the device structure is simple, but the sampling location accuracy at different depths cannot be grasped
Solution Approach 1:
The patent employs nested cylinders (outer cylinder containing inner cylinder) to achieve multi-depth sampling capability. The inner cylinder can be inserted into the outer cylinder at different depth positions, allowing precise sampling at multiple depths without requiring multiple separate devices, thus improving measurement precision while controlling device complexity.
Solution Approach 2:
The patent incorporates movable and adjustable components including the telescopic lifting mechanism that can dynamically adjust the depth of sampling, and the rotatable inner cylinder that can be positioned at different angular orientations. This dynamic capability enables accurate positioning at various depths and angles, resolving the contradiction between precision and structural simplicity.
2Productivity
If traditional sampling devices are used, then the device is easy to operate, but it is not convenient to collect multiple samples at the same time
Solution Approach 1:
The patent combines multiple sampling functions into a single integrated device. The outer cylinder and inner cylinder work together to collect multiple soil samples at different depths simultaneously during one deployment. The device merges positioning, sampling, and collection functions into one unified system, improving productivity while maintaining ease of operation through integrated controls.
Solution Approach 2:
The sampling device is designed with universal functionality to perform multiple sampling operations. The adjustable depth mechanism and rotatable inner cylinder allow the same device to collect samples at various depths and positions without requiring更换 equipment, enabling multi-sample collection efficiency while preserving operational simplicity through a single versatile tool.
3Reliability
If traditional sampling devices are used, then the device structure is simple, but the sampling results may have bias leading to inaccurate data
Solution Approach 1:
The patent incorporates depth control mechanisms with positioning feedback to ensure accurate sampling at predetermined depths. The system can monitor and adjust the depth of the inner cylinder within the outer cylinder, providing feedback control that eliminates sampling bias and ensures representative samples, thereby improving data reliability while justifying the enhanced structural complexity.
Solution Approach 2:
The patent divides the sampling device into segmented components (outer cylinder, inner cylinder, sampling chambers) that can be independently positioned and controlled. This segmentation allows precise control over sampling locations at different depths, reducing sampling bias and improving reliability. The modular structure manages complexity by breaking down the system into manageable, precisely controllable segments.
Data Source
AI summary
The present invention relates to the field of carbon storage monitoring technology, which is a sampling device for monitoring wetland carbon storage. The sampling device includes a square frame, a supporting frame, etc. The supporting frame is securely mounted on the square frame, with a U-shaped frame fixed at its top. The U-shaped frame houses a mounting plate, and a lifting plate is also slidingly mounted on the supporting frame. The sampling outer cylinder is fixedly mounted on the lifting plate, with an inner sampling cylinder inserted inside. Additionally, the sampling device comprises a lifting drive component, a depth control component, and a sampling component. The sampling device can both improve the accuracy of sampling work at different soil depths and eliminate detection errors with high degree of automations. At the same sampling position, multiple sets of samples can be collected simultaneously to ensure the accuracy of sampling results.