Trace Sensor Wheel Linear Drive for NBC Detection
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Solution Overview
Problem
Existing detection vehicles for nuclear, biological, and chemical contamination face issues with heavy complex gear technology, precise positioning requirements, and non-variable installation height, limiting adaptability and increasing weight and costs.
Innovation Solution
Incorporating a lightweight linear drive and resilient elements into the detection device to simplify operation, enable adaptability to different vehicle designs, and ensure consistent contact pressure and ground integration.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Manufacturing precision
If complex gear mechanism is used to position tracker wheels, then positioning precision is improved, but device weight and complexity increase
Solution Approach 1:
The patent replaces the complex gear mechanism with a linearly movable drive unit that translates along the tracker arm. This substitution eliminates the need for intricate gear systems while achieving precise positioning through the linear drive's controlled movement, directly resolving the contradiction between positioning precision and device complexity
Solution Approach 2:
The detection device is divided into modular components: tracker arms, drive units, and sensor assemblies. Each tracker arm with its linear drive operates independently, allowing simplified individual positioning without requiring complex interlinked gear mechanisms, thus reducing overall system complexity while maintaining precision
2Manufacturing precision
If complex gear mechanism is used to position tracker wheels, then positioning precision is improved, but device weight increases
Solution Approach 1:
The linear drive system replaces heavy gear mechanisms, significantly reducing the weight of the detection device. The linear actuator and movable drive unit are substantially lighter than equivalent gear systems, achieving the same positioning precision with minimal weight penalty
Solution Approach 2:
The drive unit is designed to be movable along the tracker arm rather than fixed, allowing dynamic positioning. This dynamic configuration eliminates the need for heavy stationary gear mechanisms while maintaining positioning precision through controlled linear movement, thereby reducing overall device weight
3Stability of the object's composition
If fixed installation height is used on vehicle, then structural stability is improved, but adaptability to different vehicles decreases
Solution Approach 1:
The tracker arms are designed with adjustable lengths and movable attachment points on the vehicle. This dynamic configurability allows the detection device to adapt to different vehicle heights and designs while maintaining structural stability through proper mechanical support and grounding during operation
Solution Approach 2:
The detection device is designed as a universal system that can be mounted on various vehicle types with different heights. The adjustable tracker arm configuration and movable drive units enable the same device to function effectively across multiple vehicle platforms, achieving both adaptability and structural stability
4Ease of manufacture
If tracker wheels are manually changed, then cost is reduced, but operation complexity increases
Solution Approach 1:
The detection device incorporates automatic functions for tracker wheel operation. The linear drive system automatically positions and replaces tracker wheels based on detection needs, eliminating manual intervention. This self-service capability reduces operational complexity while maintaining cost-effectiveness through automated decision-making algorithms
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 solution reduces weight and costs, allows for variable attachment points, and improves integration by enabling easier adaptation to various vehicle heights and designs, while maintaining effective contamination detection.
Implementation Method 1
each tracker arm (11, 12) being fitted with a resilient element (8, 9) to compensate for uneven ground or to achieve the necessary contact pressure on the ground
Data Source
Figure 1~2
AI summary
The detector (1) has a housing (10), and track wheels (2, 3) that are arranged in the housing and fastened to track arms (11, 12). A linear drive (4) is connected with linear guides (14, 15), where lifting and lowering of the track wheels takes places along the linear guides. The linear guides comprise lateral limitations, and spring elements (8, 9) are connected to the track arms. A sensor is arranged in the housing, where the track wheels are guided on the sensor.