CN111980752B - High-altitude mine underground transportation environment sensing device and method - Google Patents
High-altitude mine underground transportation environment sensing device and method Download PDFInfo
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- CN111980752B CN111980752B CN202010781801.1A CN202010781801A CN111980752B CN 111980752 B CN111980752 B CN 111980752B CN 202010781801 A CN202010781801 A CN 202010781801A CN 111980752 B CN111980752 B CN 111980752B
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
Abstract
The invention relates to a device and a method for sensing underground transportation environment of a high-altitude mine, wherein the device mainly comprises an NI-SB RIO development board, a sensor module, a vibrating string type sensor reading module, a PCB board, a WiFi module, a 16-path electric signal panel, an RJ45 interface, a power supply module, a case and upper computer software. The device is arranged in a roadway at certain intervals, and real-time sensing and data storage and transmission of high-altitude mine underground transportation environments such as temperature and humidity, various gas dust contents, wind speed and wind pressure, roadway surrounding rock deformation and the like in the underground roadway are realized by utilizing a multi-type sensing technology, so that basic data are provided for guaranteeing the safety of underground trackless transportation vehicles.
Description
Technical Field
The invention relates to the field of underground mine underground transportation environment monitoring, in particular to an underground transportation environment sensing device for a high-altitude mine.
Technical Field
Partial high-altitude cold regions in China, such as Qinghai-Tibet plateaus, cloud-noble plateaus and the like, have excellent mineralization conditions and lower exploitation degree, have rich existing mineral resources and complete mineral types, and are important mineral bases in China. However, the cold region at high altitude has low air pressure, thin air and large temperature difference in the morning and evening, so the special characteristics of climate and geography have serious influence on the normal operation of the mine, and the mine transportation environment is very severe.
The transportation environment in high altitude cold regions has different degrees of influence on workers, oxygen consuming machines and mining operations. The labor of the operating personnel in the low-oxygen environment may cause altitude diseases, so that the operation efficiency is reduced, and the factors such as noise, dust, toxic and harmful gases and the like in the production activities of mines directly influence the working efficiency and the body health of workers; in addition, the low-oxygen environment also affects the efficacy of oxygen consumption machinery, and although the improvement of the pressurization technology in recent years enables the reduction problem of the internal combustion engine on plateau to be relieved, the problems of power reduction, failure rate increase and the like still exist, and the emission of toxic and harmful gases is increased; meanwhile, the perennial air drying and low humidity in the alpine region bring adverse effects to the underground operation environment of the mine, the dried air absorbs the moisture in the ore rock after entering the mine, and dust and secondary dust are very easily generated in the rock drilling, blasting, ore carrying and transporting processes, so that the underground transportation operation is damaged. Therefore, it is necessary to measure various transportation environment parameters such as temperature, humidity, various gas dust contents, wind speed and wind pressure, tunnel surrounding rock deformation and the like in a complicated mine underground transportation space in a high-altitude cold region, and the measurement means should be intelligent, real-time and automatic, so that the relevant environment parameters can be efficiently and comprehensively obtained, and the underground transportation safety can be timely guaranteed.
Disclosure of Invention
The invention aims to solve the existing problems and provides a sensing device for the underground transportation environment of a high-altitude mine, which comprises:
the sensing device for the underground transportation environment of the high-altitude mine is characterized by comprising an NI-SB RIO development board, a sensor module, a vibrating string type sensor reading module, a PCB (printed circuit board), a wireless module, a 16-path electric signal panel, an RJ45 interface, a power supply module and a chassis; the device takes a PCB as a connecting carrier, an NI-SB RIO development board, a vibrating wire type sensor reading module, a wireless module, a 16-path electrical signal panel, an RJ45 interface and a power supply module are all connected through the PCB, 8 channels of the 16-path electrical signal panel are connected with the vibrating wire type sensor reading module, and 8 channels are connected with the NI-SB RIO development board; the power supply module is connected with all modules arranged on the PCB; the NI-SB RIO development board is respectively connected with a vibrating wire type sensor reading module, a wireless module and an RJ45 interface, the devices are arranged in a roadway at a certain interval, real-time sensing and data storage and transmission of high-altitude mine underground transportation environments such as temperature, humidity, various gas dust contents, wind speed and wind pressure, roadway surrounding rock deformation and the like of the underground roadway are realized by utilizing a multi-type sensing technology, and basic data are provided for guaranteeing the safety of underground trackless transportation vehicles.
In the underground transportation environment sensing device for the high-altitude mine, 220V DC is adopted for power supply, a 0-20mA analog quantity signal sensor and a vibrating wire type sensor with the frequency of 0-3330Hz are connected in a supporting mode, a 16-channel signal synchronous acquisition function is achieved, and acquired signals can be output in a wired mode and a wireless mode.
In the underground transportation environment sensing device for the high-altitude mine, the NI-SB RIO development board belongs to an embedded development kernel and is used for controlling a sensor and acquiring and transmitting data.
At foretell high-altitude mine underground transportation environment perception device, the sensor module include temperature and humidity sensor, gas sensor, particulate matter dust sensor, wind speed wind pressure sensor and be used for monitoring tunnel country rock deformation's vibration string formula mechanical sensor, each sensor is all connected on the 16 way signal of telecommunication panels of quick-witted case.
In the device for sensing the underground transportation environment of the high-altitude mine, the reading module of the vibrating wire type sensor is used for realizing excitation, output signal type conversion and reading of the vibrating wire type sensor; the PCB is used for providing mechanical support for fixing and assembling the reading module of the vibrating wire sensor and realizing the required electrical characteristics; the wireless module is used for realizing wireless transmission of downhole data; the 16-path electric signal panel is used for connecting a sensor for outputting analog signals; the RJ45 interface is used for connecting an underground data network bridge to form a distributed acquisition ring network and transmitting data to a control center; the power supply module comprises a 12VDC power supply module and a 5VDC power supply module, and provides voltage and current support for the NI-SB RIO development board, the sensor module, the vibrating wire type sensor reading module and the wireless module.
In the above high-altitude mine underground transportation environment sensing device, the design requirement of the chassis is IP65, the size is 30 × 16cm, and the chassis is made of stainless steel material and used for protecting and fixing each module.
In the high-altitude mine underground transportation environment sensing device, the four corners of the case are welded with the fixing holes for installation and fixation.
In the high-altitude mine underground transportation environment sensing device, the upper computer software is developed by adopting a LabVIEW virtual instrument technology, and the main interface of the software integrates the functions of analysis, early warning, storage, query and the like of monitoring data, so that different types of sensors can be configured and debugged, and the awakening and closing control of any sensor connected into the device can be realized.
A sensing method of a sensing device for underground transportation environment of a mine at high altitude is characterized by comprising the following steps:
step 2, after the sensor modules are successfully configured and debugged through upper computer software, placing the device in a high-altitude mine underground haulage roadway at certain intervals, arranging the sensor modules according to requirements, connecting the sensor modules into the device, and supplying power by adopting 220V DC to start normal work;
The invention utilizes multi-type sensing technology to realize real-time sensing and data storage and transmission of high-altitude mine underground transportation environments such as temperature and humidity in the underground tunnel, various gas dust contents, wind speed and wind pressure, tunnel surrounding rock deformation and the like, and provides basic data for ensuring the safety of underground trackless transportation vehicles.
Drawings
Fig. 1 is an overall structural view of the present invention.
Fig. 2 is a view showing an internal structure of the housing of the present invention.
Detailed description of the preferred embodiments
In order to make the objects, technical solutions and advantages of the present invention clearer, the technical solutions of the present invention will be described in detail below with reference to the accompanying drawings. In the figure, 1-NI-SB RIO development board 2-sensor module 3-vibrating wire type sensor reading module 4-PCB board 5-wireless module 6-16 paths of electric signal panel 7-RJ45 interface 8-power supply module 9-case 10-upper computer software.
As shown in fig. 1 and 2, the high-altitude mine underground transportation environment sensing device mainly comprises an NI-SB RIO development board 1, a sensor module 2, a vibrating string type sensor reading module 3, a PCB 4, a wireless module 5, a 16-channel electrical signal panel 6, an RJ45 interface 7, a power supply module 8, a case 9 and upper computer software 10. The device adopts 220V DC power supply, supports access to a 0-20mA analog quantity signal sensor and a vibrating wire type sensor with the frequency of 0-3330Hz, has a 16-channel signal synchronous acquisition function, and can output acquired signals in a wired mode and a wireless mode; the NI-SB RIO development board 1, the vibrating wire type sensor reading module 3, the PCB 4, the wireless module 5 and the power supply module 8 are arranged in the case 9, and the 16-path electric signal panel 6, the RJ45 interface 7 and the external interface of the power supply module 8 are arranged on the same side face of the case 9, so that power supply and sensor access are facilitated; the sensor module 2 is arranged at a position to be monitored, and is connected with a high-altitude mine underground transportation environment sensing device in a wired mode through a 16-way electric signal panel 6.
The NI-SB RIO development board 1 belongs to an embedded development kernel and is used for controlling a sensor and acquiring and transmitting data; the sensor module 2 comprises a temperature and humidity sensor, a gas sensor, a particulate matter dust sensor, a wind speed and wind pressure sensor and a vibrating string type mechanical sensor for monitoring deformation of surrounding rocks of a roadway, and is used for monitoring underground transportation environment parameters of a high-altitude mine; the vibrating wire type sensor reading module 3 is arranged on the PCB 4 in a direct-insert mode and is used for realizing excitation, output signal type conversion and reading of the vibrating wire type sensor; the PCB 4 is used for providing mechanical support for fixing and assembling the reading module of the vibrating wire sensor and realizing the required electrical characteristics; the wireless module 5 is used for realizing wireless transmission of downhole data; the 16-path electric signal panel 6 is used for connecting a sensor for outputting analog signals, and 8 channels are used for connecting the vibrating wire type sensor; the RJ45 interface 7 is used for connecting an underground data network bridge to form a distributed acquisition ring network and transmitting data to a control center; the power supply module 8 comprises a 12VDC power supply module and a 5VDC power supply module, and provides voltage and current support for the NI-SB RIO development board 1, the sensor module 2, the vibrating wire type sensor reading module 3 and the wireless module 5; the design requirement of the case 9 is IP65, the size is 30X 16cm, the material is stainless steel material and is used for protecting and fixing each module, and fixing holes are welded at four corners and are used for installation and fixation; the upper computer software 10 is developed by adopting a LabVIEW virtual instrument technology, a main software interface integrates functions of analysis, early warning, storage, query and the like of monitoring data, and can configure and debug different types of sensors to realize the control of awakening and closing of any sensor connected into the device.
The working mode of the device is briefly described in the following with the working schematic diagram of the invention: the method comprises the steps of firstly selecting environmental parameters to be monitored according to actual conditions on site, further determining a sensor module meeting requirements, placing the device in an underground transportation roadway of the high-altitude mine at a certain distance after the sensor module is successfully configured and debugged through upper computer software, arranging the sensor module according to requirements and accessing the sensor module into the device, and supplying power by adopting 220V DC to start normal work. In the working process, the device supports the real-time collection of 8 paths of vibrating wire type sensor data and 8 paths of sensor data of other analog quantity signals, and the collected data are transmitted to a control center by an underground data network bridge formed by connecting RJ45 interfaces; any sensor on site can be awakened and closed through upper computer software, and meanwhile, the main interface of the upper computer integrates the functions of analysis, early warning, storage, query and the like of monitoring data, so that the unified management of the monitoring data and the safety assessment of underground transportation are realized.
The above are merely examples of the present application and are not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (9)
1. The sensing device for the underground transportation environment of the high-altitude mine is characterized by comprising an NI-SB RIO development board, a sensor module, a vibrating wire type sensor reading module, a PCB (printed circuit board), a wireless module, a 16-path electric signal panel, an RJ45 interface, a power supply module and a case; the device takes a PCB as a connecting carrier, an NI-SB RIO development board, a vibrating wire type sensor reading module, a wireless module, a 16-path electric signal panel, an RJ45 interface and a power supply module are all connected through the PCB, 8 channels of the 16-path electric signal panel are connected with the vibrating wire type sensor reading module, and 8 channels are connected with the NI-SB RIO development board; the power supply module is connected with all modules arranged on the PCB; the NI-SB RIO development board is respectively connected with a vibrating wire type sensor reading module, a wireless module and an RJ45 interface, the devices are arranged in a roadway according to a certain distance, real-time sensing and data storage and transmission of the underground transportation environment of the underground roadway humiture, the dust content of various gases, the wind speed and the wind pressure of the roadway surrounding rock deformation high-altitude mine are realized by utilizing a multi-type sensing technology, and basic data are provided for guaranteeing the safety of underground trackless transportation vehicles.
2. The device for sensing the environment during the underground transportation at the high altitude of the mine according to claim 1, wherein the device is powered by 220V DC, supports access to a 0-20mA analog quantity signal sensor and a vibrating wire type sensor with the frequency of 0-3330Hz, has a 16-channel signal synchronous acquisition function, and can output acquired signals in a wired mode and a wireless mode.
3. The high-altitude mine underground transportation environment sensing device as claimed in claim 1, wherein the NI-SB RIO development board belongs to an embedded development core and is used for controlling sensors, collecting and transmitting data.
4. The device as claimed in claim 1, wherein the sensor module comprises a temperature and humidity sensor, a gas sensor, a particulate matter dust sensor, a wind speed and pressure sensor and a vibrating string type mechanical sensor for monitoring deformation of surrounding rocks of the roadway, and each sensor is connected to a 16-channel electrical signal panel of the chassis.
5. The high-altitude mine underground transportation environment sensing device according to claim 1, wherein the vibrating wire sensor reading module is used for realizing excitation, output signal type conversion and reading of a vibrating wire sensor; the PCB is used for providing mechanical support for fixing and assembling the reading module of the vibrating wire type sensor and realizing required electrical characteristics; the wireless module is used for realizing wireless transmission of downhole data; the 16-path electric signal panel is used for connecting a sensor for outputting analog signals; the RJ45 interface is used for connecting an underground data network bridge to form a distributed acquisition ring network and transmitting data to a control center; the power supply module comprises a 12VDC power supply module and a 5VDC power supply module, and provides voltage and current support for the NI-SB RIO development board, the sensor module, the vibrating wire type sensor reading module and the wireless module.
6. The high altitude mine downhole transportation environment sensing device of claim 1, wherein the chassis design requirement is IP65, size 30 x 16cm, and is made of stainless steel for protecting and fixing each module.
7. The device for sensing the environment during the underground transportation at the high altitude of the mine as claimed in claim 1, wherein fixing holes are welded at four corners of the case for installation and fixation.
8. The device for sensing the underground transportation environment of the high-altitude mine as claimed in claim 1, wherein the upper computer software is developed by adopting a LabVIEW virtual instrument technology, and a main interface of the software integrates functions of analysis, early warning, storage and query of monitoring data, and can configure and debug different types of sensors to realize the control of awakening and closing of any sensor connected to the device.
9. A sensing method using the high-altitude mine underground transportation environment sensing device as recited in claim 1, comprising:
step 1, selecting environmental parameters to be monitored according to actual conditions on site, and further determining a sensor module meeting requirements;
step 2, after the sensor modules are successfully configured and debugged through upper computer software, placing the device in a high-altitude mine underground haulage roadway at certain intervals, arranging the sensor modules according to requirements, connecting the sensor modules into the device, and supplying power by adopting 220V DC to start normal work;
step 3, in the working process, the device supports the real-time collection of 8 paths of vibrating wire type sensor data and 8 paths of sensor data of other analog quantity signals, and the collected data are connected to an underground data network bridge through an RJ45 interface and transmitted to a control center; any sensor on site can be awakened and closed through upper computer software, and meanwhile, the main interface of the upper computer integrates the functions of analysis, early warning, storage and query of monitoring data, so that the unified management of the monitoring data and the safety assessment of underground transportation are realized.
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| CN113218329A (en) * | 2021-04-22 | 2021-08-06 | 武汉理工大学 | Environment sensing device suitable for deep underground stope of mine |
| CN114739872A (en) * | 2022-03-29 | 2022-07-12 | 安徽理工大学 | Intrinsic safety explosion-proof type photoacoustic spectrum dust detection device |
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| CN105785896A (en) * | 2016-04-01 | 2016-07-20 | 成都保来科技有限公司 | Mine safety monitoring and controlling system |
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