Wireless Gravity Ball for Blasting Silt-Squeezing Depth Monitoring

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Solution Overview

Problem

Current methods for detecting the falling depth and distribution of throw-fill stones in blasting silt-squeezing construction are inaccurate, costly, and time-consuming, affecting construction quality and progress.

Innovation Solution

A wireless detection device and method using a gravity ball with integrated sensors and a signal receiving, processing, and controlling system, which includes vacuum negative pressure, pore pressure, and gas pressure sensors to monitor the falling depth and distribution of throw-fill stones in real-time, allowing for accurate and efficient quality control.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Measurement precision

If the volume balance method is used to detect falling depth, then the detection cost is low, but the accuracy is low and stone distribution cannot be judged

Engineering Contradiction:
Improvefalling depth detection accuracyVSAvoiddetection system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The gravity ball contains its own signal collecting and transmitting apparatus, allowing it to autonomously detect and report its position and surrounding conditions without requiring external complex detection equipment. This self-service capability enables accurate falling depth measurement while keeping the overall system simple.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The patent replaces complex external mechanical detection systems with electronic sensors and wireless communication embedded in the gravity ball. The signal collecting and transmitting apparatus uses electronic fields rather than mechanical means to detect and communicate position data, simplifying the overall system while improving accuracy.

Inventive Principle:
Principle #28Mechanics substitution (Replace mechanical system)

2Measurement precision

If the drilling detection method is used, then the detection accuracy is improved, but the cost increases and time consumption increases

Engineering Contradiction:
Improvefalling depth detection accuracyVSAvoiddetection time
Core Design Contradiction:
Measurement precisionVSLoss of time

Solution Approach 1:

The gravity ball is equipped with sensors and transmitting apparatus before being thrown, so that detection can begin immediately upon deployment. This preliminary preparation eliminates the need for time-consuming post-deployment setup required by drilling methods, enabling real-time monitoring of falling depth.

Inventive Principle:
Principle #10Preliminary action

Solution Approach 2:

The signal collecting and transmitting apparatus operates continuously throughout the falling process, providing uninterrupted real-time data on the gravity ball's position and the stone distribution. This continuous monitoring eliminates the intermittent nature of drilling detection, significantly reducing total detection time.

Inventive Principle:
Principle #20Continuity of useful action

3Adaptability or versatility

If the ground penetrating radar method is used, then the detection capability is improved, but the instrument cost increases and ease of operation decreases

Engineering Contradiction:
Improvedetection capabilityVSAvoidease of use
Core Design Contradiction:
Adaptability or versatilityVSEase of operation

Solution Approach 1:

The gravity ball autonomously performs detection functions through its embedded sensors and transmitting apparatus, eliminating the need for operators to manage complex external radar equipment. This self-service approach maintains high detection capability while dramatically improving ease of operation.

Inventive Principle:
Principle #25Self-service

Solution Approach 2:

The signal collecting and transmitting apparatus serves multiple functions: detecting the gravity ball's position, monitoring stone distribution, and communicating data wirelessly. This multi-functionality replaces the need for specialized radar equipment, reducing cost and simplifying operation while maintaining versatile detection capability.

Inventive Principle:
Principle #6Universality (Multi-functionality)

4Measurement precision

If multiple detection methods are used to improve accuracy, then the measurement precision improves, but the device complexity and cost increase

Engineering Contradiction:
Improvefalling depth detection accuracyVSAvoiddetection system complexity
Core Design Contradiction:
Measurement precisionVSDevice complexity

Solution Approach 1:

The patent combines multiple detection functions (position sensing, stone distribution monitoring, wireless communication) into a single integrated gravity ball system. This merging of functions achieves high measurement precision through multiple sensors while avoiding the complexity of coordinating separate detection systems.

Inventive Principle:
Principle #5Merging (Combining)

Solution Approach 2:

The signal collecting and transmitting apparatus serves as a universal platform that handles multiple detection and communication tasks simultaneously. This multi-functional design achieves the accuracy benefits of multiple detection methods without requiring multiple separate systems, thereby reducing overall complexity.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentUS11920315B2Wireless detection device and wireless detection method for quickly positioning throw-fill stone falling depth and long-term settlement in blasting silt-squeezing construction
Publication Date: 2024.03.05 WENZHOU UNIV
  • US11920315B2 patent drawing
  • US11920315B2 patent drawing

AI summary

Disclosed is a wireless detection device for quickly positioning a throw-fill stone falling depth and long-term settlement in blasting silt-squeezing construction, including a gravity ball and a signal receiving, processing and controlling system. The gravity ball is internally provided with test mechanisms, signal collecting and transmitting apparatuses and batteries. Also disclosed is a wireless detection method implemented using the above wireless detection device. The device and the method can detect the throw-fill stone falling depth and distribution situation in a blasting silt-squeezing construction process in real time, so that the effect evaluation and quality control of blasting silt-squeezing can be monitored in real time, the situation that the falling of throw-fill stones is incomplete can be acquired in time, monitoring data support can be provided for corresponding processing measures, and long-term settlement and other monitoring can be carried out.