Foundation pit blasting flying stone trajectory tracking and identifying device and method

Abstract

The invention relates to the technical field of flying stone trajectory tracking and recognition equipment, in particular to a foundation pit blasting flying stone trajectory tracking and recognition device and method, and compared with a traditional flying stone trajectory tracking and recognition method, tracking and recognition of flying stone trajectories are generally conducted by depending on a single or few technical means, and the tracking and recognition efficiency is greatly improved. In order to solve the problem that the existing flying stone trajectory tracking and identifying method is not accurate and comprehensive in identification result, lacks a perfect risk assessment and early warning system and cannot timely and effectively perform early warning and response on the flying stone trajectory, the flying stone trajectory tracking and identifying method combines a plurality of modules to perform omnibearing and real-time monitoring and accurate identification on the flying stone trajectory, so that the accuracy of the flying stone trajectory tracking and identifying method is improved. And meanwhile, regions of different risk levels can be divided according to the flying rock trajectory prediction result, an early warning threshold value is set, and when it is monitored that flying rocks are close to the early warning threshold value, early warning is sent to field personnel in multiple modes, so that the safety is improved.

Description

Technical Field

[0001] The present invention relates to the technical field of flying rock trajectory tracking and identification devices, and particularly relates to a device and method for tracking and identifying the trajectory of flying rocks in foundation pit blasting. Background Art

[0002] A device for tracking and identifying the trajectory of flying rocks in a foundation pit is a device used for tracking and identifying the trajectory of flying rocks during foundation pit blasting operations.

[0003] Existing methods for tracking and identifying the trajectory of flying rocks usually rely on single or fewer technical means for tracking and identifying the trajectory of flying rocks, lacking systematic preparatory steps, real-time monitoring, data analysis, etc., which easily leads to inaccurate and incomplete identification results. At the same time, there is a lack of a perfect risk assessment and early warning system, and it is impossible to warn and respond to the trajectory of flying rocks in a timely and effective manner.

[0004] Aiming at the problem that existing methods for tracking and identifying the trajectory of flying rocks usually rely on single or fewer technical means for tracking and identifying the trajectory of flying rocks, which easily leads to inaccurate and incomplete identification results, this method for tracking and identifying the trajectory of flying rocks combines multiple modules to conduct all-round and real-time monitoring and accurate identification of the trajectory of flying rocks. Through multiple preparatory steps, the systematicness and accuracy of the identification process are ensured. At the same time, it can divide areas with different risk levels according to the prediction results of the trajectory of flying rocks and set early warning thresholds. When it is detected that the flying rocks are approaching the early warning threshold, warnings are sent to on-site personnel through various methods, improving safety. Summary of the Invention

[0005] In order to overcome the problems that existing methods for tracking and identifying the trajectory of flying rocks usually rely on single or fewer technical means for tracking and identifying the trajectory of flying rocks, lacking systematic preparatory steps, real-time monitoring, data analysis, etc., which easily leads to inaccurate and incomplete identification results. At the same time, there is a lack of a perfect risk assessment and early warning system, and it is impossible to warn and respond to the trajectory of flying rocks in a timely and effective manner.

[0006] The technical solution of the present invention is: A device for tracking and identifying the trajectory of flying rocks in a foundation pit includes a main body of the identification device, an image acquisition module, a radar sensing module, and a calculation and control module. The image acquisition module is arranged on one side of the main body of the identification device, the radar sensing modules are arranged on both sides of the main body of the identification device, and the calculation and control module is arranged on the other side of the main body of the identification device.

[0007] Preferably, through the image acquisition module, the image and video information of the flying rocks can be obtained. Through image processing technology, the shape, size, and movement trajectory of the flying rocks can be further analyzed. Through the radar sensing module, the position, speed, and acceleration of the flying rocks are monitored in real time. Through the calculation and control module, data from the image acquisition module and the radar sensing module are received in real time and calculated and processed.

[0008] A method for tracking and identifying the trajectory of flying rocks in a foundation pit, comprising the following steps: S11: First, conduct an investigation of the foundation pit site and improve the preliminary preparations; S12: Establish a prediction model for the flying rock trajectory; S13: Conduct real-time monitoring and data collection on the flying rock trajectory generated by the foundation pit blasting; S14: Extract the characteristic information of the flying rock movement and develop an identification algorithm for the flying rock trajectory; S15: Establish a risk assessment and early warning system and formulate emergency response and disposal measures; S16: Analyze and feedback optimize the data and conduct later summary and reporting.

[0009] Preferably, when conducting preliminary preparations and on-site investigation, it includes the following steps: S21: Collect geological and meteorological data to understand the geological structure, soil type, groundwater level and climate conditions in the area where the foundation pit is located; S22: Determine the blasting parameters. According to the engineering requirements, set the number, depth, spacing of the blasting holes, as well as the type and dosage of explosives; S23: Arrange monitoring equipment and install monitoring equipment such as cameras, radars, sensors, etc. around the foundation pit and in the areas that may be affected.

[0010] Preferably, when establishing the flying rock trajectory prediction model, it includes the following steps: S31: Collect historical flying rock data from blasting, including the maximum distance, direction, speed and acceleration of the flying rocks; S32: Use computer simulation software to simulate the movement trajectory of the flying rocks according to the geological conditions and blasting parameters; S33: Compare the simulation results with the on-site measured data and adjust the model parameters to improve the prediction accuracy.

[0011] Preferably, when conducting real-time monitoring and data collection, it includes the following steps: S41: Ensure that all monitoring equipment is operating normally before blasting; S42: Use wireless network technology to transmit the monitoring data to the data processing center in real time; S43: Clean, denoise and format the collected original data.

[0012] Preferably, when developing the flying rock trajectory identification algorithm, it includes the following steps: S51: Extract the characteristic information of the flying rock movement from the monitoring data, such as position, speed and acceleration; S52: Match the extracted feature information with the trajectories in the prediction model to identify the actual trajectory of the flying rocks; S53: Continuously optimize the accuracy and robustness of the recognition algorithm through machine learning or deep learning techniques.

[0013] Preferably, when establishing the risk assessment and early warning system, the following steps are included: S61: Divide the areas with different risk levels according to the prediction results of the flying rock trajectories; S62: Set the early warning thresholds for the arrival of flying rocks for each risk area; S63: When it is monitored that the flying rocks are approaching the early warning threshold, give early warnings to the on-site personnel through various means such as sound, light, and electricity.

[0014] Preferably, when formulating the emergency response and handling measures, the following steps are included: S71: Formulate a detailed emergency plan for possible flying rock accidents; S72: Ensure that there are sufficient emergency supplies and equipment on site, such as protective clothing, first aid kits, and fire fighting equipment; S73: Regularly organize emergency drills to improve the emergency response ability and coordinated combat ability of on-site personnel.

[0015] Preferably, when conducting data analysis and feedback optimization, the following steps are included: S81: Summarize and analyze the monitoring data to evaluate the blasting effect and safety performance; S82: Identify the existing problems and deficiencies according to the analysis results, and propose improvement measures; S83: Continuously optimize the prediction model and recognition algorithm according to the feedback results.

[0016] Preferably, when conducting the later summary and report compilation, the following steps are included: S91: Summarize the whole process of tracking and identifying the flying rock trajectories during the foundation pit blasting, and extract the experience and lessons; S92: Compile a detailed technical report to record the whole work process, methods, results, and improvement measures; S93: Display the research results and communicate and cooperate with other peers through academic conferences, technical forums, etc.

[0017] Preferably, by real-time monitoring parameters such as the position, speed, and acceleration of the flying rocks, potential flying rock threats can be detected in a timely manner, and early warnings can be given to the on-site personnel through various means such as sound, light, and electricity, effectively reducing the risk of safety accidents. At the same time, a risk assessment and early warning system is established, which can set the early warning thresholds for the arrival of flying rocks according to the areas with different risk levels, and formulate detailed emergency plans and emergency response measures, improving the ability to respond to emergencies.

[0018] Advantages of the present invention: 1. Compared with traditional flying rock trajectory tracking and recognition methods, which usually rely on single or fewer technical means for flying rock trajectory tracking and recognition, lack systematic preliminary preparations, real-time monitoring, data analysis and other steps, are prone to inaccurate and incomplete recognition results, and lack a perfect risk assessment and early warning system, unable to timely and effectively warn and respond to flying rock trajectories. This flying rock trajectory tracking and recognition method combines multiple modules to conduct all-round, real-time monitoring and precise recognition of flying rock trajectories, ensures the systematicness and accuracy of the recognition process through multiple preparation steps, and can divide areas with different risk levels according to the prediction results of flying rock trajectories, and set early warning thresholds. When it is monitored that the flying rock approaches the early warning threshold, warnings are sent to on-site personnel in various ways, improving safety; 2. By real-time monitoring parameters such as the position, speed and acceleration of flying rocks, potential flying rock threats can be discovered in a timely manner, and warnings are sent to on-site personnel in various ways such as sound, light and electricity, effectively reducing the risk of safety accidents. At the same time, a risk assessment and early warning system is established, which can set early warning thresholds for the arrival of flying rocks according to areas with different risk levels, and formulate detailed emergency plans and emergency response measures, improving the ability to respond to emergencies. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 Shown is a first three-dimensional structural schematic diagram of a flying rock trajectory tracking and recognition device for foundation pit blasting according to the present invention; Figure 2 Shown is a second three-dimensional structural schematic diagram of a flying rock trajectory tracking and recognition device for foundation pit blasting according to the present invention; Figure 3 Shown is a working process schematic diagram of a flying rock trajectory tracking and recognition method for foundation pit blasting according to the present invention; Figure 4 Shown is a development process schematic diagram of a flying rock trajectory recognition algorithm for a flying rock trajectory tracking and recognition method for foundation pit blasting according to the present invention; Description of reference numerals: 1. Main body of the recognition device; 2. Image acquisition module; 3. Radar induction module; 4. Calculation and control module. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0020] The present invention will be further described below with reference to the drawings and embodiments.

[0021] Please refer to Figure 1-2, the present invention provides an embodiment: a device for tracking and identifying the trajectory of flying stones in a foundation pit blasting, which includes an identification device main body 1, an image acquisition module 2, a radar induction module 3, and a calculation and control module 4. The image acquisition module 2 is arranged on one side of the identification device main body 1, the radar induction modules 3 are arranged on both sides of the identification device main body 1, and the calculation and control module 4 is arranged on the other side of the identification device main body 1.

[0022] Preferably, through the image acquisition module 2, the images and video information of the flying stones can be obtained. Through image processing technology, the shape, size, and movement trajectory of the flying stones can be further analyzed. Through the radar induction module 3, the position, speed, and acceleration of the flying stones can be monitored in real time. The calculation and control module 4 receives the data from the image acquisition module 2 and the radar induction module 3 in real time and performs calculation and processing.

[0023] Please refer to Figure 3-4 , the present invention provides an embodiment: a method for tracking and identifying the trajectory of flying stones in a foundation pit blasting, which includes the following steps: S11: First, conduct an investigation on the foundation pit site and improve the preliminary preparations; S12: Establish a prediction model for the flying stone trajectory; S13: Conduct real-time monitoring and data collection on the flying stone trajectory generated by the foundation pit blasting; S14: Extract the characteristic information of the flying stone movement and develop an identification algorithm for the flying stone trajectory; S15: Establish a risk assessment and early warning system and formulate emergency response and disposal measures; S16: Analyze and feedback optimize the data and conduct later summary and reporting.

[0024] Preferably, when conducting the preliminary preparations and on-site investigation, it includes the following steps: S21: Collect geological and meteorological data to understand the geological structure, soil type, groundwater level, and climate conditions in the area where the foundation pit is located; S22: Determine the blasting parameters. According to the engineering requirements, set the number, depth, spacing of the blasting holes, as well as the type and dosage of explosives; S23: Arrange monitoring equipment, and install monitoring equipment such as cameras, radars, and sensors around the foundation pit and in the areas that may be affected.

[0025] Preferably, when establishing the prediction model for the flying stone trajectory, it includes the following steps: S31: Collect historical blasting flying stone data, including the maximum distance, direction, speed, and acceleration of the flying stones; S32: Use computer simulation software to simulate the movement trajectory of the flying stones according to the geological conditions and blasting parameters; S33: Compare the simulation results with the on-site measured data and adjust the model parameters to improve the prediction accuracy.

[0026] Preferably, when performing real-time monitoring and data collection, the following steps are included: S41: Ensure that all monitoring devices are operating normally before blasting; S42: Use wireless network technology to transmit the monitoring data to the data processing center in real time; S43: Clean, denoise, and format the collected raw data.

[0027] Preferably, when developing the flying rock trajectory recognition algorithm, the following steps are included: S51: Extract the characteristic information of the flying rock movement from the monitoring data, such as position, velocity, and acceleration; S52: Match the extracted characteristic information with the trajectory in the prediction model to identify the actual trajectory of the flying rock; S53: Continuously optimize the accuracy and robustness of the recognition algorithm through machine learning or deep learning techniques.

[0028] Preferably, when establishing the risk assessment and early warning system, the following steps are included: S61: Divide the areas with different risk levels according to the flying rock trajectory prediction results; S62: Set the early warning thresholds for the arrival of flying rocks for each risk area; S63: When it is monitored that the flying rock is approaching the early warning threshold, issue an early warning to the on-site personnel through various means such as sound, light, and electricity.

[0029] Preferably, when formulating the emergency response and disposal measures, the following steps are included: S71: Develop a detailed emergency plan for possible flying rock accidents; S72: Ensure that there are sufficient emergency supplies and equipment on site, such as protective clothing, first aid kits, and fire fighting equipment; S73: Regularly organize emergency drills to improve the emergency response ability and coordinated combat ability of on-site personnel.

[0030] Preferably, when performing data analysis and feedback optimization, the following steps are included: S81: Summarize and analyze the monitoring data to evaluate the blasting effect and safety performance; S82: Identify the existing problems and deficiencies according to the analysis results and propose improvement measures; S83: Continuously optimize the prediction model and recognition algorithm according to the feedback results.

[0031] Preferably, when performing the later summary and report compilation, the following steps are included: S91: Summarize the entire process of tracking and identifying the trajectories of blasting flyrock in the foundation pit, and extract lessons learned; S92: Compile a detailed technical report to record the entire work process, methods, results, and improvement measures; S93: Through academic conferences, technical forums, etc., display the research results and communicate and cooperate with other peers.

[0032] Preferably, by real-time monitoring of parameters such as the position, velocity, and acceleration of flyrock, potential flyrock threats can be detected in a timely manner, and early warnings can be sent to on-site personnel through various means such as sound, light, and electricity, effectively reducing the risk of safety accidents. At the same time, a risk assessment and early warning system is established, which can set the early warning threshold for the arrival of flyrock according to areas with different risk levels, and detailed emergency plans and emergency response measures are formulated, improving the ability to respond to emergencies.

[0033] The embodiments of the present invention have been described in detail above in conjunction with the accompanying drawings. However, the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the scope of knowledge possessed by those skilled in the art.

Claims

1. A device and method for tracking and identifying the trajectory of blasting flyrock in a foundation pit; characterized in that: It includes an identification device main body (1), an image acquisition module (2), a radar sensing module (3), and a calculation and control module (4). An image acquisition module (2) is arranged on one side of the identification device main body (1), radar sensing modules (3) are arranged on both sides of the identification device main body (1), and a calculation and control module (4) is arranged on the other side of the identification device main body (1).

2. A method for tracking and identifying the trajectory of blasting flyrock in a foundation pit, characterized in that: It includes the following steps: S11: First, conduct an investigation on the foundation pit site and improve the preliminary preparations; S12: Establish a prediction model for the flying rock trajectory; S13: Conduct real-time monitoring and data collection on the flying rock trajectory generated by the foundation pit blasting; S14: Extract the characteristic information of the flying rock movement and develop an identification algorithm for the flying rock trajectory; S15: Establish a risk assessment and early warning system and formulate emergency response and disposal measures; S16: Analyze and feedback optimize the data and conduct late-stage summary and reporting.

3. A method for tracking and identifying the trajectory of flying stones in a foundation pit blasting according to claim 2, characterized in that: When conducting preliminary preparations and on-site investigation, it includes the following steps: S21: Collect geological and meteorological data to understand the geological structure, soil type, groundwater level, and climate conditions in the area where the foundation pit is located; S22: Determine the blasting parameters, and set the number, depth, spacing of the blasting holes, as well as the type and dosage of explosives according to the project requirements; S23: Arrange monitoring equipment, and install monitoring equipment such as cameras, radars, and sensors around the foundation pit and in the areas that may be affected.

4. A method for tracking and identifying the trajectory of blasting flyrock in a foundation pit according to claim 3, characterized in that: When establishing a prediction model for the flying rock trajectory, it includes the following steps: S31: Collect historical flying rock data from blasting, including the maximum distance, direction, speed, and acceleration of the flying rocks; S32: Use computer simulation software to simulate the movement trajectory of the flying rocks according to the geological conditions and blasting parameters; S33: Compare the simulation results with the on-site measured data and adjust the model parameters to improve the prediction accuracy.

5. A method for tracking and identifying the trajectory of blasting flying stones in a foundation pit according to claim 4, characterized in that: When conducting real-time monitoring and data collection, it includes the following steps: S41: Ensure that all monitoring equipment is operating normally before blasting; S42: Use wireless network technology to transmit the monitoring data to the data processing center in real time; S43: Clean, denoise, and format the collected raw data.

6. A method for tracking and identifying the trajectory of blasting flying stones in a foundation pit according to claim 5, characterized in that: When developing an identification algorithm for the flying rock trajectory, it includes the following steps: S51: Extract the characteristic information of the flying rock movement from the monitoring data, such as position, speed, and acceleration; S52: Match the extracted characteristic information with the trajectory in the prediction model to identify the actual trajectory of the flying rock; S53: Continuously optimize the accuracy and robustness of the identification algorithm through machine learning or deep learning technology.

7. A method for tracking and identifying the trajectory of blasting flyrock in a foundation pit according to claim 6, characterized in that: When establishing a risk assessment and early warning system, it includes the following steps: S61: Divide the areas with different risk levels according to the prediction results of the flying rock trajectory; S62: Set the early warning threshold for the arrival of flying rocks for each risk area; S63: When it is detected that the flying rock is approaching the early warning threshold, issue an early warning to the on-site personnel through various means such as sound, light, and electricity.

8. A method for tracking and identifying the trajectory of blasting flyrock in a foundation pit according to claim 7, characterized in that: When formulating emergency response and disposal measures, it includes the following steps: S71: Develop a detailed emergency plan for possible flying rock accidents; S72: Ensure that there are sufficient emergency supplies and equipment on-site, such as protective clothing, first aid kits, and fire fighting equipment. S73: Regularly organize emergency drills to improve the emergency response and coordinated combat capabilities of on-site personnel.

9. A method for tracking and identifying the trajectory of blasting flyrock in a foundation pit according to claim 8, characterized in that: When conducting data analysis and feedback optimization, the following steps are included: S81: Summarize and analyze the monitoring data to evaluate the blasting effect and safety performance; S82: Identify existing problems and deficiencies based on the analysis results and propose improvement measures; S83: Continuously optimize the prediction model and recognition algorithm according to the feedback results.

10. A method for tracking and identifying the trajectory of blasting flying stones in a foundation pit according to claim 9, characterized in that: When conducting the later summary and report compilation, the following steps are included: S91: Summarize the entire process of tracking and identifying the flying rock trajectory of the foundation pit blasting, and extract experience and lessons; S92: Compile a detailed technical report to record the entire work process, methods, results and improvement measures; S93: Display the research results and communicate and cooperate with other peers through academic conferences, technical forums, etc.

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