阅读说明：本技术 一种露天矿边坡稳定性预测装置及其预测方法 (Strip mine slope stability prediction device and prediction method thereof ) 是由 周天白 蔡永博 张晓雨 程健 张凌凡 闫鹏鹏 于 2021-08-24 设计创作，主要内容包括：本发明公开了一种露天矿边坡稳定性预测装置及其预测方法,包括矿区边坡稳定性预测平台,矿区边坡稳定性预测平台包括数据信息管理系统和边坡预测预警系统组成,数据信息管理系统包括数据采集模块、数据显示模块、数据查询模块组成；本发明系统的数据采集模块对边坡数据进行采集,同时将实时监测数据无线传输到工作主机,然后监测数据通过无线以远程录入的方式传送至远端服务器,用户可进行信息查询、删除、修改等操作,实现监测数据可视化,数据显示模块可根据监测数据对边坡内部位移场、单点沉降和倾斜进行分析,预警预测模块提供了预警功能,坡体位移速率超过预警阈值时,系统自动报警,从而有效进行预测预警。(The invention discloses a prediction device and a prediction method for strip mine slope stability, which comprises a mine slope stability prediction platform, wherein the mine slope stability prediction platform comprises a data information management system and a slope prediction early warning system, and the data information management system comprises a data acquisition module, a data display module and a data query module; the data acquisition module of the system acquires the slope data, simultaneously wirelessly transmits the real-time monitoring data to the working host, then transmits the monitoring data to the remote server in a remote input mode in a wireless mode, a user can perform operations such as information inquiry, deletion and modification, the visualization of the monitoring data is realized, the data display module can analyze the displacement field, single-point settlement and inclination in the slope according to the monitoring data, the early warning prediction module provides an early warning function, and when the displacement rate of the slope exceeds an early warning threshold value, the system automatically alarms, so that the prediction and early warning are effectively performed.)

1. A prediction device for the stability of a strip mine slope comprises a prediction platform for the stability of the mine slope, and is characterized in that the prediction platform for the stability of the mine slope comprises a data information management system and a slope prediction early warning system, the data information management system comprises a data acquisition module, a data display module and a data query module, wherein,

a data acquisition module: the automatic acquisition box sends a data acquisition command to a sensor embedded in the side slope at an automatic acquisition time point, the sensor responds to the command to acquire, monitoring data are sent to a monitoring host through a wireless network, and the monitoring host shares the data to a remote terminal;

a data display module: the method comprises the steps that a displacement field, single-point settlement and inclination in the slope can be analyzed according to monitoring data, the monitoring data are generated into Excel tables to be stored in a database, and a graph generation unit extracts the data and then generates a monitoring information graph in real time;

a data query module: basic information of mining projects, geological conditions of mining projects, parameters and performance of monitoring equipment and the like can be inquired, a system monitoring host provides selection of monitoring section positions and a layout diagram of sensors, and historical data of each sensor can be inquired.

The slope prediction early warning system comprises a prediction early warning module, and the main functions of the prediction early warning module are as follows: the intelligent analysis is carried out according to the collected historical data, so that the development trend of the deformation state of the slope body in a certain time period is given, decision managers can find problems as soon as possible, measures can be taken in time to eliminate accidents in the bud state, the safety and the controllability of the slope body are improved, a user can set an early warning threshold value as required, and the system automatically alarms when the displacement rate of the slope body exceeds the early warning threshold value in a certain period.

2. The strip mine slope stability prediction device of claim 1, wherein: the data acquisition module comprises a plurality of groups of inclinometers, an automatic acquisition box, a segmented power supply box, a solar controller and a repeater, and the plurality of groups of inclinometers are electrically connected with the automatic acquisition box through branch cables and main cables.

3. The strip mine slope stability prediction device of claim 2, wherein: the automatic collection box comprises a data collection box, a wireless transmitter, a solar cell and a solar controller, wherein the data collection box sends data to the monitoring host through the wireless transmitter, the solar cell supplies power for the data collection box, and the solar controller controls the solar cell.

4. The strip mine slope stability prediction device of claim 1, wherein: the data display module comprises a data analysis unit, a chart generation unit and a data display unit, wherein,

a data analysis unit: the internal displacement field, single-point settlement and inclination of the slope can be analyzed and processed according to the monitoring data, an Excel table is automatically generated, and the monitoring data are stored in a database;

a chart generation unit: the Excel table data in the database are automatically extracted, so that various charts are drawn, the deformation condition of the side slope is displayed in real time, intelligent analysis is carried out according to historical data, and the development trend of the deformation state of the side slope in a certain time period is given;

a data display unit: the data chart acquired by the sensor is displayed in real time, so that early warning analysis is facilitated;

5. the strip mine slope stability prediction device of claim 4, wherein: and the data analysis unit analyzes and processes the monitoring data by adopting an uncertain filtering method.

6. The strip mine slope stability prediction device of claim 4, wherein: the prediction early warning module comprises a threshold value setting unit and an early warning unit, wherein,

a threshold value setting unit: the slope deformation threshold value can be set through the threshold value setting unit, and early warning is carried out according to the development trend of the deformation state of the slope within a certain time period, which is obtained by the graph generating unit;

and when the deformation state installation and development area of the slope reaches a deformation threshold value, the early warning unit carries out early warning and sends the early warning to the monitoring host through a wireless network.

7. The method for predicting the slope stability of the strip mine is characterized by comprising the following specific steps:

s1: the method comprises the steps that an unmanned aerial vehicle acquires a plurality of images of a rock slope at different angles, integrates the images at different angles, constructs a three-dimensional model of the rock slope, and groups structural plane information of the three-dimensional model of the slope acquired by the unmanned aerial vehicle into an A group monitoring area, a B group monitoring area and a C group monitoring area;

s2: respectively installing drilling holes to install inclinometers in the group A monitoring area, the group B monitoring area and the group C monitoring area, arranging inclinometers in the inclinometers, and connecting each inclinometer to a data acquisition box;

s3: the data acquisition box sends an acquisition command to the inclinometer sensor at a system set time point, the sensor responds to the command and stores data on the sensor to finish automatic and real-time acquisition of the data, a GSM network is adopted for wireless transmission, and the data is gathered to the automatic acquisition box and then sent to the monitoring host through the wireless network to finish real-time display of the data.

Technical Field

The invention relates to a prediction method, in particular to a prediction device and a prediction method for slope stability of an open-pit mine, and belongs to the technical field of mining.

Background

In strip mine mining, landslide disasters are the most frequent of various disasters, and huge economic loss and casualties are easily caused. In recent years, with the continuous development of resources and energy development engineering in China, the mining activity is continuously enhanced, landslide geological disasters in a mining area become more and more serious, landslide monitoring and early warning are main means for risk control in the mining area, and the method has the characteristics of low cost and easiness in implementation, but the existing mine slope monitoring method has the defects of long monitoring period, low monitoring precision, incapability of realizing real-time and automatic monitoring and the like. In addition, in the operation process of the monitoring system, the monitoring data have errors more or less under the influence of the precision of a monitoring instrument and observation conditions. When the monitoring data are processed, the monitoring data can jump, and the corresponding time-displacement relation curve also has a local jump phenomenon, so that the difficulty in data screening can be met when the stability of the landslide is analyzed and predicted on the basis, and in the research on the landslide early warning threshold value, due to the complexity of landslide damage and the immaturity of a landslide dynamic monitoring technology, landslide dynamic information is difficult to capture in time, and great difficulty is caused in qualitative and quantitative research on landslide disasters.

Disclosure of Invention

The invention aims to provide a device and a method for predicting slope stability of an open-pit mine, which aim to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a prediction device for the slope stability of an open-pit mine comprises a prediction platform for the slope stability of the mine area, wherein the prediction platform for the slope stability of the mine area comprises a data information management system and a slope prediction early warning system, the data information management system comprises a data acquisition module, a data display module and a data query module,

a data acquisition module: the automatic acquisition box sends a data acquisition command to a sensor embedded in the side slope at an automatic acquisition time point, the sensor responds to the command to acquire, monitoring data are sent to a monitoring host through a wireless network, and the monitoring host shares the data to a remote terminal;

a data display module: the method comprises the steps that a displacement field, single-point settlement and inclination in the slope can be analyzed according to monitoring data, the monitoring data are generated into Excel tables to be stored in a database, and a graph generation unit extracts the data and then generates a monitoring information graph in real time;

a data query module: basic information of mining projects, geological conditions of mining projects, parameters and performance of monitoring equipment and the like can be inquired, a system monitoring host provides selection of monitoring section positions and a layout diagram of sensors, and historical data of each sensor can be inquired.

The slope prediction early warning system comprises a prediction early warning module, and the main functions of the prediction early warning module are as follows: the intelligent analysis is carried out according to the collected historical data, so that the development trend of the deformation state of the slope body in a certain time period is given, decision managers can find problems as soon as possible, measures can be taken in time to eliminate accidents in the bud state, the safety and the controllability of the slope body are improved, a user can set an early warning threshold value as required, and the system automatically alarms when the displacement rate of the slope body exceeds the early warning threshold value in a certain period.

As a preferred technical scheme of the invention, the data acquisition module comprises a plurality of groups of inclinometers, an automatic acquisition box, a segmented power supply box, a solar controller and a repeater, wherein the plurality of groups of inclinometers are electrically connected with the automatic acquisition box through branch cables and main cables.

As a preferred technical scheme, the automatic collection box comprises a data collection box, a wireless transmitter, a solar cell and a solar controller, wherein the data collection box sends data to the monitoring host through the wireless transmitter, the solar cell supplies power to the data collection box, and the solar controller controls the solar cell.

As a preferred technical solution of the present invention, the data display module includes a data analysis unit, a chart generation unit, and a data display unit, wherein,

a data analysis unit: the internal displacement field, single-point settlement and inclination of the slope can be analyzed and processed according to the monitoring data, an Excel table is automatically generated, and the monitoring data are stored in a database;

a chart generation unit: the Excel table data in the database are automatically extracted, so that various charts are drawn, the deformation condition of the side slope is displayed in real time, intelligent analysis is carried out according to historical data, and the development trend of the deformation state of the side slope in a certain time period is given;

a data display unit: the data chart acquired by the sensor is displayed in real time, so that early warning analysis is facilitated;

as a preferred technical scheme of the invention, the data analysis unit adopts an unknown filtering method to analyze and process the monitoring data.

As a preferred technical solution of the present invention, the prediction and early warning module includes a threshold setting unit and an early warning unit, wherein,

a threshold value setting unit: the slope deformation threshold value can be set through the threshold value setting unit, and early warning is carried out according to the development trend of the deformation state of the slope within a certain time period, which is obtained by the graph generating unit;

and when the deformation state installation and development area of the slope reaches a deformation threshold value, the early warning unit carries out early warning and sends the early warning to the monitoring host through a wireless network.

A method for predicting slope stability of an open-pit mine comprises the following specific steps:

s1: the method comprises the steps that an unmanned aerial vehicle acquires a plurality of images of a rock slope at different angles, integrates the images at different angles, constructs a three-dimensional model of the rock slope, and groups structural plane information of the three-dimensional model of the slope acquired by the unmanned aerial vehicle into an A group monitoring area, a B group monitoring area and a C group monitoring area;

s2: respectively installing drilling holes to install inclinometers in the group A monitoring area, the group B monitoring area and the group C monitoring area, arranging inclinometers in the inclinometers, and connecting each inclinometer to a data acquisition box;

s3: the data acquisition box sends an acquisition command to the inclinometer sensor at a system set time point, the sensor responds to the command and stores data on the sensor to finish automatic and real-time acquisition of the data, a GSM network is adopted for wireless transmission, and the data is gathered to the automatic acquisition box and then sent to the monitoring host through the wireless network to finish real-time display of the data.

Compared with the prior art, the invention has the beneficial effects that:

the invention relates to a device and a method for predicting slope stability of an open-pit mine, wherein a data acquisition module of a system acquires slope data and wirelessly transmits real-time monitoring data to a working host, the monitoring data are transmitted to a remote server in a wireless remote input mode, a user can perform operations such as information inquiry, deletion, modification and the like to realize visualization of the monitoring data, the data display module can analyze displacement fields, single-point settlement and inclination in the side slope according to the monitoring data, the data inquiry module can inquire basic information of engineering projects, geological conditions of the side slope engineering, parameters, performance and other basic information of monitoring equipment, the early warning prediction module provides an early warning function, the user can set an early warning threshold value according to needs, and when the displacement rate of the slope body exceeds the early warning threshold value in a certain period, the system automatically alarms, so that prediction and early warning are effectively performed.

Drawings

FIG. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic diagram of a transmission procedure of data acquired by the data acquisition module according to the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a device and a method for predicting slope stability of an open-pit mine, wherein the device comprises: a prediction device for the slope stability of an open-pit mine comprises a prediction platform for the slope stability of the mine area, wherein the prediction platform for the slope stability of the mine area comprises a data information management system and a slope prediction early warning system, the data information management system comprises a data acquisition module, a data display module and a data query module,

a data acquisition module: the automatic acquisition box sends a data acquisition command to a sensor embedded in the side slope at an automatic acquisition time point, the sensor responds to the command to acquire, monitoring data are sent to a monitoring host through a wireless network, and the monitoring host shares the data to a remote terminal;

a data display module: the method comprises the steps that a displacement field, single-point settlement and inclination in the slope can be analyzed according to monitoring data, the monitoring data are generated into Excel tables to be stored in a database, and a graph generation unit extracts the data and then generates a monitoring information graph in real time;

a data query module: basic information of mining projects, geological conditions of mining projects, parameters and performance of monitoring equipment and the like can be inquired, a system monitoring host provides selection of monitoring section positions and a layout diagram of sensors, and historical data of each sensor can be inquired.

The slope prediction early warning system comprises a prediction early warning module, and the main functions of the prediction early warning module are as follows: the intelligent analysis is carried out according to the collected historical data, so that the development trend of the deformation state of the slope body in a certain time period is given, decision managers can find problems as soon as possible, measures can be taken in time to eliminate accidents in the bud state, the safety and the controllability of the slope body are improved, a user can set an early warning threshold value as required, and the system automatically alarms when the displacement rate of the slope body exceeds the early warning threshold value in a certain period.

The data acquisition module comprises a plurality of groups of inclinometers, an automatic acquisition box, a segmented power supply box, a solar controller and a repeater, and the plurality of groups of inclinometers are electrically connected with the automatic acquisition box through branch cables and main cables.

The automatic collection box comprises data collection box, wireless transmitter, solar cell and solar controller, and wherein, data collection box passes through wireless transmitter with data transmission to monitoring host computer, and solar cell is the power supply of data collection box, and solar controller controls solar cell.

The data display module comprises a data analysis unit, a chart generation unit and a data display unit, wherein,

a data analysis unit: the internal displacement field, single-point settlement and inclination of the slope can be analyzed and processed according to the monitoring data, an Excel table is automatically generated, and the monitoring data are stored in a database;

a chart generation unit: the Excel table data in the database are automatically extracted, so that various charts are drawn, the deformation condition of the side slope is displayed in real time, intelligent analysis is carried out according to historical data, and the development trend of the deformation state of the side slope in a certain time period is given;

a data display unit: the data chart acquired by the sensor is displayed in real time, so that early warning analysis is facilitated;

and the data analysis unit analyzes and processes the monitoring data by adopting an uncertain filtering method.

The prediction early warning module comprises a threshold setting unit and an early warning unit, wherein the threshold setting unit: the slope deformation threshold value can be set through the threshold value setting unit, and early warning is carried out according to the development trend of the deformation state of the slope within a certain time period, which is obtained by the graph generating unit;

and when the deformation state installation and development area of the slope reaches a deformation threshold value, the early warning unit carries out early warning and sends the early warning to the monitoring host through a wireless network.

A method for predicting the stability of a strip mine slope comprises the following specific steps:

s1: the method comprises the steps that an unmanned aerial vehicle acquires a plurality of images of a rock slope at different angles, integrates the images at different angles, constructs a three-dimensional model of the rock slope, and groups structural plane information of the three-dimensional model of the slope acquired by the unmanned aerial vehicle into an A group monitoring area, a B group monitoring area and a C group monitoring area;

s2: respectively installing drilling holes to install inclinometers in the group A monitoring area, the group B monitoring area and the group C monitoring area, arranging inclinometers in the inclinometers, and connecting each inclinometer to a data acquisition box;

s3: the data acquisition box sends an acquisition command to the inclinometer sensor at a system set time point, the sensor responds to the command and stores data on the sensor to finish automatic and real-time acquisition of the data, a GSM network is adopted for wireless transmission, and the data is gathered to the automatic acquisition box and then sent to the monitoring host through the wireless network to finish real-time display of the data.

In the description of the present invention, it is to be understood that the indicated orientations or positional relationships are based on the orientations or positional relationships shown in the drawings and are only for convenience in describing the present invention and simplifying the description, but are not intended to indicate or imply that the indicated devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be construed as limiting the present invention.

In the present invention, unless otherwise explicitly specified or limited, for example, it may be fixedly attached, detachably attached, or integrated; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.