Environment monitoring device for mining area
By integrating imaging, gas detection, and thermal imaging units into an environmental monitoring device on an unmanned aerial vehicle, the problems of low efficiency and poor safety of traditional mining environmental monitoring systems have been solved. This enables efficient aerial inspection and anomaly early warning, and adapts to environmental monitoring in open-pit mines with complex terrain.
Patent Information
- Application Number
- CN202521030567.3
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-05-23
- Publication Date
- 2026-02-06
- Estimated Expiration
- 2035-05-23
AI Technical Summary
Traditional mining area environmental monitoring systems struggle to acquire comprehensive and timely environmental data, especially in large, complex open-pit mines where monitoring efficiency is low and safety is poor.
The system employs unmanned aerial vehicles equipped with various environmental data acquisition devices, including a camera unit, a gas detection unit, and a thermal imaging unit. Data is processed and transmitted through a controller to enable aerial inspection and anomaly warning.
It has achieved efficient aerial environmental data acquisition and early warning of abnormal situations, improved data acquisition efficiency and safety monitoring efficiency, adapted to complex terrain, and reduced safety hazards.
Smart Images
Figure CN223883021U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to the technical field of environmental monitoring, especially relates to an environmental monitoring device for mining area. BACKGROUND
[0002] The conventional environmental monitoring system for mining area mainly relies on manual inspection and sets fixed sensors at main monitoring points to collect environmental data, so it is difficult to comprehensively and timely obtain the overall environmental data and environmental conditions within the mining area. Especially for the open-pit mining area with large area and complex terrain, if the conventional environmental monitoring system is used, the monitoring efficiency is low, the abnormal environmental conditions cannot be timely monitored, and the safety and reliability are poor.
[0003] Therefore, a novel environmental monitoring device for mining area is needed to solve the above problems. SUMMARY
[0004] In order to solve at least one aspect of the above problems and defects in the prior art, the embodiments of the utility model provide an environmental monitoring device for mining area, which integrates a monitoring module including a plurality of environmental data collection devices and a data processing unit on an unmanned aerial vehicle, so as to perform efficient aerial inspection, data collection and abnormal environmental condition early warning without contacting the ground environment. The technical solution is as follows:
[0005] According to one aspect of the utility model, an environmental monitoring device is provided for monitoring the environment of a mining area, which comprises:
[0006] An unmanned aerial vehicle for carrying the monitoring module and performing flight tasks;
[0007] A mounting rack arranged below the unmanned aerial vehicle, and the monitoring module is arranged on the mounting rack;
[0008] The monitoring module includes a shooting unit for obtaining environmental images, a gas detection unit for obtaining harmful gas concentration, and a thermal imaging unit for obtaining environmental temperature data;
[0009] A data transmission unit for transmitting the environmental images, harmful gas concentration and environmental temperature data to a monitoring terminal, and the data transmission unit is electrically connected with the shooting unit, gas detection unit and thermal imaging unit respectively;
[0010] A controller for controlling the flight path of the unmanned aerial vehicle and the data collection of the monitoring module, and the controller is electrically connected with the unmanned aerial vehicle and the monitoring module respectively.
[0011] In some embodiments, further, the monitoring module further comprises an image data processing unit for processing the environment image to generate image information, a gas concentration data processing unit for processing the harmful gas concentration to generate gas concentration information, and a temperature data processing unit for processing the environment temperature to generate an environment temperature distribution; the image data processing unit, the gas concentration data processing unit, and the temperature data processing unit are electrically connected with the photographing unit, the gas detection unit, and the thermal imaging unit, respectively.
[0012] In some embodiments, specifically, the unmanned aerial vehicle comprises a vehicle body, a power supply, and a communication unit for communicating with the controller, wherein the communication unit comprises a communication chip, and a signal transmission circuit is arranged in the communication chip for transmitting communication signals through a wireless radio frequency communication link and / or a 5G network communication link.
[0013] In some embodiments, specifically, the photographing unit comprises at least one photographing device, an image acquisition chip arranged integrally with each of the at least one photographing device, and a gimbal; one end of the gimbal is connected with the mounting rack, and the other end is connected with the at least one photographing device; an image acquisition circuit is arranged in the image acquisition chip, and the image acquisition circuit transmits the environment image collected by the at least one photographing device to the image data processing unit through a first communication link; the at least one photographing device comprises any one or any combination of a camera, a video camera, and an industrial camera.
[0014] In some embodiments, specifically, the mounting rack further comprises a porous protective cover body, and the gas detection unit is arranged inside the porous protective cover body. The gas detection unit comprises at least one gas detector and a gas detection chip arranged integrally with the at least one gas detector, a gas concentration acquisition circuit is arranged in the gas detection chip, and the gas concentration acquisition circuit transmits the harmful gas concentration collected by the at least one gas detector to the gas concentration data processing unit through a second communication link; the at least one gas detector comprises any one or any combination of a semiconductor gas sensor, a thermal conductivity cell gas sensor, an electrochemical gas sensor, and an infrared laser gas sensor.
[0015] In some embodiments, specifically, the thermal imaging unit comprises at least one thermal imager and a thermal image processing chip arranged integrally with the at least one thermal imager, a thermal image processing circuit is arranged in the thermal image processing chip, and the thermal image processing circuit transmits the environment temperature generated by processing the thermal image collected by the at least one thermal imager to the temperature data processing unit through a third communication link.
[0016] In some embodiments, preferably, the photographing device of the photographing unit and the thermal imager of the thermal imaging unit are arranged side by side, and the first lens of the photographing device and the second lens of the thermal imager are arranged in the same direction.
[0017] In some embodiments, specifically, the controller comprises a flight control chip, and a flight path planning circuit is arranged in the flight control chip and configured to send flight task instructions to the at least one unmanned aerial vehicle through a wireless radio frequency communication link and / or a 5G network communication link.
[0018] In some embodiments, specifically, the controller further comprises a monitoring acquisition control chip, and a control circuit is arranged in the monitoring acquisition control chip, wherein the control circuit sends monitoring control instructions to control the monitoring module to start or stop monitoring data through a fourth communication link, and the control circuit receives abnormal environment data fed back by the image data processing unit, the gas concentration data processing unit and the temperature data processing unit through a fifth communication link.
[0019] In some embodiments, preferably, the environment monitoring device further comprises an alarm unit arranged together with the controller, the alarm unit comprising an alarm and an alarm circuit arranged together with the alarm, the alarm circuit being electrically connected with the control circuit through a sixth communication link to receive the abnormal environment data and generate an alarm signal.
[0020] The environment monitoring device for a mining area provided by the embodiments of the present application has at least one or part of at least one of the following advantages:
[0021] (1) By integrating the shooting unit, the gas detection unit and the thermal imaging unit on the unmanned aerial vehicle and integrating communication with the controller, efficient aerial inspection can be performed without contacting the ground environment, and various environment data can be collected in real time and abnormal environment conditions can be warned;
[0022] (2) By arranging the mounting rack on the unmanned aerial vehicle, the shooting unit, the gas detection unit and the thermal imaging unit can be fixedly arranged according to their requirements for spatial positions when collecting data, thereby improving the collection efficiency of environment data;
[0023] (3) By arranging the shooting device of the shooting unit and the thermal imager of the thermal imaging unit side by side and in the same direction, environment images and thermal image temperature data can be collected at the same position at the same time, thereby improving the collection efficiency, data processing and analysis efficiency and warning accuracy;
[0024] (4) The alarm unit arranged on the controller is used to warn and alarm the abnormal environment data, which helps the mining area managers to timely master the abnormal environment conditions and improves the safety monitoring efficiency of the mining area, thereby reducing the risks and safety hazards caused by abnormal environment;
[0025] (5) The flight path of the unmanned aerial vehicle is planned by the controller, so that the environment monitoring device is widely applicable to the open-pit mining area with complex terrain and variable environment conditions, and the safety of the staff in the mining area is effectively ensured;
[0026] (6) By setting up multiple communication links in the controller's control chip and / or control circuit, multiple unmanned aerial vehicles can be controlled to fly together and monitor environmental data, further improving the efficiency of environmental inspection in the mining area. Attached Figure Description
[0027] These and / or other aspects and advantages of this invention will become apparent and readily understood from the following description of preferred embodiments taken in conjunction with the accompanying drawings, in which:
[0028] Figure 1 This is a schematic diagram of the structure of an environmental monitoring device for a mining area according to an embodiment of the present invention;
[0029] Figure 2 for Figure 1 A schematic diagram of the internal electrical connection structure of the environmental monitoring device shown.
[0030] Figure 3 for Figure 1 A schematic diagram of the electrical connection structure inside the unmanned aerial vehicle used for environmental monitoring.
[0031] Figure 4 for Figure 1 A schematic diagram of the electrical connection structure of the imaging unit of the monitoring module of the environmental monitoring device shown;
[0032] Figure 5 for Figure 1 A schematic diagram of the electrical connection structure of the gas detection unit of the monitoring module of the environmental monitoring device shown.
[0033] Figure 6 for Figure 1 A schematic diagram of the electrical connection structure of the thermal imaging unit of the monitoring module of the environmental monitoring device shown.
[0034] Figure 7 for Figure 1 The diagram shows the electrical connection structure of the controller of the environmental monitoring device. Detailed Implementation
[0035] The technical concept and technical solution of this utility model will be further described in detail below through embodiments and in conjunction with the accompanying drawings. In this specification, the same or similar reference numerals indicate the same or similar components. The following description of the embodiments of this utility model with reference to the accompanying drawings is intended to explain the overall concept of this utility model and should not be construed as a limitation thereof.
[0036] It should be understood that, although the terms "first", "second", "third" and the like can be used in the following embodiments of the present application to describe certain components, including two or more of the components. These components should not be limited by these terms, and these terms are only used to distinguish each component from each other. The description of "up", "down", "left", "right" and the like indicating the orientation is only for the purpose of illustrating the relative position of the components, and should not be understood as a limitation of the present application.
[0037] The rapid development of unmanned aerial vehicle technology can provide a new technical direction for environmental monitoring of, for example, a mining area. The embodiments of the present application can perform efficient aerial inspection, data collection and abnormal environmental condition warning without contacting the ground environment by integrating various sensing and communication devices for collecting important environmental data of the mining area on the unmanned aerial vehicle.
[0038] Referring to Figure 1 , the overall structure of the environmental monitoring device 100 of an embodiment of the present application is shown. Referring to Figure 2 , the communication and electrical connection structure between the main functional components of the environmental monitoring device 100 are shown.
[0039] As shown in Figure 1 and Figure 2 , the environmental monitoring device 100 includes an unmanned aerial vehicle 10, a mounting rack 20, a monitoring module 30 and a controller 40.
[0040] The unmanned aerial vehicle 10 is used to carry the monitoring module 30 and perform a flight task;
[0041] The mounting rack 20 is arranged below the unmanned aerial vehicle 10, and the monitoring module 30 is arranged on the mounting rack 20;
[0042] The monitoring module 30 includes a shooting unit 31 for obtaining an environmental image, a gas detection unit 32 for obtaining a harmful gas concentration, and a thermal imaging unit 33 for obtaining environmental temperature data; and a data transmission unit 34 for transmitting the environmental image, the harmful gas concentration and the environmental temperature data to a monitoring terminal 200, the data transmission unit 34 being electrically connected to the shooting unit 31, the gas detection unit 32 and the thermal imaging unit 33, respectively;
[0043] The controller 40 is used to control the flight path of the unmanned aerial vehicle 10 and the data collection of the monitoring module 30, and the controller 49 is in communication connection with the unmanned aerial vehicle 10 and the monitoring module 30, respectively.
[0044] In one example, further, the monitoring module 30 further comprises an image data processing unit 301 for processing the environment image to generate image information, a gas concentration data processing unit 302 for processing the harmful gas concentration to generate gas concentration information, and a temperature data processing unit 303 for processing the environment temperature to generate an environment temperature distribution; the image data processing unit 301, the gas concentration data processing unit 302, and the temperature data processing unit 303 are respectively electrically connected with the shooting unit 31, the gas detection unit 32, and the thermal imaging unit 33.
[0045] In one example, referring to Figure 3 , the electrical connection and information transmission path of the main functional components inside the unmanned aerial vehicle 10 are shown. Preferably, the unmanned aerial vehicle 10 comprises an aerial vehicle body 11, a power supply 12, and a communication unit 13 for communication with the controller 40.
[0046] In one example, the aerial vehicle body 11 can use a quadcopter or multicopter structure, preferably equipped with a high-strength carbon fiber fuselage frame.
[0047] In one example, the power supply 12 is used to power the aerial vehicle body 11 and the communication unit 13. Preferably, the power supply 12 can also power the shooting unit 31, the gas detection unit 32, and the thermal imaging unit 33 in the monitoring module 30 by setting an electrical connection interface, for example, a standard interface USB-C, PCIe, etc. This example is only an illustrative example, and those skilled in the art should not understand it as a limitation of the present utility model.
[0048] In one example, preferably, the communication unit 13 comprises a communication chip 131, and the communication chip 131 is provided with a signal transmission circuit for wireless radio frequency communication link and / or 5G network communication link transmission communication signals. The wireless radio frequency communication link can communicate with the ground control base station through, for example, a wireless radio frequency module (LoRa, Wi-Fi6, etc.), and the 5G network communication link can directly transmit the monitoring data (image information, gas concentration information, and environment temperature distribution) to the monitoring terminal 200.
[0049] In one example, the communication unit 13 realizes signal transmission between the unmanned aerial vehicle 10 and the controller 40 through the signal transmission circuit in the communication chip 131, for example, the controller 40 sends a flight instruction signal to the unmanned aerial vehicle 10, the unmanned aerial vehicle 10 receives the flight instruction signal and executes the corresponding flight task (for example, hovering for a certain time, executing different flight paths in stages, automatic cruising, etc.), and again, for example, the unmanned aerial vehicle 10 can feed back the fault signal to the controller 40 when it appears to have a flight failure, etc. This example is only an illustrative example, and those skilled in the art should not understand it as a limitation of the present utility model.
[0050] In one example, referring to Figure 4 , the point connection and information transmission path of the main functional components inside the shooting unit 31 are shown. Preferably, the shooting unit 31 comprises at least one shooting device 311, an image acquisition chip 312 arranged integrally with each of the at least one shooting device 311, and a gimbal 313.
[0051] In one example, one end of the gimbal 313 is connected with the mounting rack 20, and the other end is connected with the at least one shooting device 311, so as to ensure that the shooting device 311 loaded on the unmanned aerial vehicle 10 can stably collect environmental images.
[0052] Preferably, the shooting device 311 can be connected using a three-axis gimbal to provide pitch shooting angle positioning and lateral roll adjustment positioning for the shooting device 311, so as to ensure shooting stability. The present example is only an illustrative example, and those skilled in the art should not understand it as a limitation of the present utility model.
[0053] In one example, specifically, the image acquisition chip 312 is provided with an image acquisition circuit, which transmits the environmental images collected by the at least one shooting device 311 to the image data processing unit 301 through a first communication link L1 (for example, a MIPI data transmission interface is arranged).
[0054] Alternatively, the at least one shooting device 311 comprises any one or any combination of a camera, a video camera, and an industrial camera. Alternatively, the shooting device 311 can be used to shoot images to obtain image data, or to shoot videos to obtain video data, and the video data can retain original video data and / or further obtain image data in the image data processing unit 301. Preferably, two high-resolution industrial cameras are used and their shooting lenses are directed towards different shooting directions to obtain more directional and positional images and / or videos in real time. The present example is only an illustrative example, and those skilled in the art should not understand it as a limitation of the present utility model.
[0055] In one example, preferably, the image data processing unit 301 is loaded with a NVIDIA Jetson Xavier NX to run a lightweight AI model (for example, YOLOv5s) to analyze and process the environmental images to obtain image information. The present example is only an illustrative example, and those skilled in the art should not understand it as a limitation of the present utility model.
[0056] In one example, referring to Figure 5 , the electrical connection and information transmission path of the main functional components inside the gas detection unit 32 are shown.
[0057] Alternatively, in order to ensure the detection effect of the gas detection unit 32 and prevent the detection probe from being polluted after long-term use, a porous protective cover (not shown) is arranged on the mounting rack, and the gas detection unit 32 is fixedly placed in the porous protective cover, which is used to prevent dust, wind and isolate some particulate matters in the environment, and can also avoid airflow interference with detection accuracy.
[0058] Preferably, the gas detection unit 32 comprises at least one gas detector 321 and a gas detection chip 322 integrated with the at least one gas detector 321, and the gas detection chip 322 is provided with a gas concentration acquisition circuit, which transmits the harmful gas concentration collected by the at least one gas detector 321 to the gas concentration data processing unit 302 through the second communication link L2.
[0059] Alternatively, the at least one gas detector 321 comprises any one or any combination of a semiconductor gas sensor, a thermal conductivity cell gas sensor, an electrochemical gas sensor and an infrared laser gas sensor. Generally, the harmful gas to be detected by the gas detector 321 includes carbon dioxide, carbon monoxide, methane and sulfur dioxide, and therefore, when selecting the specific gas detector 321, it is necessary to consider that one, two or more gas detectors 321 can effectively detect these harmful gases in real time. Preferably, the combination of the electrochemical gas sensor and the infrared laser gas sensor can basically realize real-time detection of the gas concentration of carbon dioxide, carbon monoxide, methane and sulfur dioxide. The present example is only an illustrative example, and those skilled in the art should not understand it as a limitation of the present application.
[0060] In one example, preferably, the gas concentration data processing unit 302 is equipped with an NVIDIA Jetson XavierNX running a lightweight AI model and a Kalman filter for noise reduction processing. The present example is only an illustrative example, and those skilled in the art should not understand it as a limitation of the present application.
[0061] In one example, referring to Figure 6, shows the electrical connection and information transmission path of the main functional components inside the thermal imaging unit 33. Preferably, the thermal imaging unit 33 comprises at least one thermal imager 331 and a thermal image processing chip 332 integrated with the at least one thermal imager 331, and the thermal image processing chip 332 is provided with a thermal image processing circuit. The thermal image processing circuit transmits the ambient temperature generated by processing the thermal image collected by the at least one thermal imager 331 to the temperature data processing unit 303 through the third communication link L3 (for example, an LVDS transmission interface is provided). By using the thermal imager 331 to obtain thermal images and temperature distribution data of the corresponding position, the temperature distribution of the coal seam and / or the ground surface in the mining area can be efficiently monitored, which helps to determine the possible coal seam spontaneous combustion point and identify the fire risk point of the mining area in advance.
[0062] In one example, preferably, the photographing device 311 of the photographing unit 31 is arranged side by side with the thermal imager 331 of the thermal imaging unit 33, and the first lens (not shown) of the photographing device 311 is arranged in the same direction as the second lens (not shown) of the thermal imager 331.
[0063] In one example, more preferably, if the number of photographing devices 311 is two or more, each photographing device 311 is matched with a thermal imager 331 for focusing on the same environment concerned position together with the photographing device 311 to obtain high-definition images and thermal images of the position.
[0064] In one example, the data transmission unit 34 obtains image information, harmful gas concentration information and environmental temperature distribution after being analyzed and processed by the image data processing unit 301, the gas concentration data processing unit 302 and the temperature data processing unit 303 through electrical connection with the photographing unit 31, the gas detection unit 32 and the thermal imaging unit 33, and transmits the image information, harmful gas concentration information and environmental temperature distribution to the monitoring terminal 200 through, for example, the MQTT communication protocol. Alternatively, the image information, harmful gas concentration information and environmental temperature distribution of the mining area environment obtained by the environmental monitoring device 100 can be displayed by setting a display device in the monitoring terminal 200.
[0065] In one example, referring to Figure 7 , shows the electrical connection and information transmission path of the main functional components inside the controller 40. The controller 40 comprises two main parts: a flight control chip 41 and a monitoring and acquisition control chip 42.
[0066] Preferably, a flight path planning circuit 411 for sending flight task instructions to at least one unmanned aerial vehicle 10 through a wireless radio frequency communication link and / or a 5G network communication link is arranged in the flight control chip 41. For example, an embedded system based on STM32 or Raspberry CM4 is arranged in the flight control chip 41 and integrates a flight control algorithm (such as PID regulation) to control the flight path of the unmanned aerial vehicle 10 and the cooperative flight task of multiple unmanned aerial vehicles 10, etc. The present example is only an illustrative example, and those skilled in the art should not understand it as a limitation of the present application.
[0067] Preferably, a control circuit is arranged in the monitoring acquisition control chip 42, for example Figure 7 The control circuit a to the control circuit n are exemplarily shown, which are used to realize the transmission of control signals, control instructions, feedback signals, etc. of different control links, and can be independently arranged on multiple chips or integrated on the same chip. The present example is only an illustrative example, and those skilled in the art should not understand it as a limitation of the present application.
[0068] The control circuit sends monitoring control instructions through the fourth communication link L4 to control the monitoring module 30 to start or stop monitoring data, and the control circuit receives abnormal environment data fed back by the image data processing unit 301, the gas concentration data processing unit 302 and the temperature data processing unit 303 through the fifth communication link L5. The fourth communication link L4 and the fifth communication link L5 can realize data interaction and communication connection by using, for example, RS-485 bus.
[0069] In one example, preferably, the environment monitoring device 100 further comprises an alarm unit 50 arranged with the controller 40, the alarm unit 50 comprising an alarm 51 and an alarm circuit 52 integrated with the alarm 51, the alarm circuit 52 being electrically connected with the control circuit of the control chip 42 of the controller 40 through the sixth communication link L6 to receive abnormal environment data to generate an alarm signal.
[0070] Embodiment 1
[0071] Embodiment 1 is a scenario of using the environment monitoring device 100 for fire warning in the mining area environment.
[0072] Firstly, when the unmanned aerial vehicle 10 carrying the monitoring module 30 performs a flight task, if the thermal imaging unit 33 of the monitoring module 30 detects that the temperature distribution of a certain area is abnormal (for example, the average temperature exceeds 150℃), the temperature distribution information is transmitted to the temperature data processing unit 303 through the data interface (for example, the LVDS interface) of the third communication link for processing. In the temperature data processing unit 303, the Jetson Xavier NX calls the pre-trained model to identify the shape of the high-temperature area, and determines it as the potential fire source position.
[0073] Then, the temperature data processing unit 303 feeds back the abnormal temperature distribution information and the potential fire source position information to the controller 40, and the controller 40 sends instructions to the unmanned aerial vehicle 10 to make it hover and lower the height, and then the controller 40 sends instructions to control the shooting unit 31 to shoot high-definition images to confirm the specific environmental conditions of the potential fire source position (for example, image photos, image information, etc. that have appeared fire).
[0074] At the same time, the controller 40 can also send an alarm signal to the alarm unit 50 to prompt the staff that there is an abnormality in the mine environment that needs to be investigated.
[0075] Embodiment 2
[0076] Embodiment 2 is a scene in which the environmental monitoring device 100 is used for multi-machine cooperative monitoring of gas leakage in the mine environment.
[0077] When several unmanned aerial vehicles 10 are arranged in the environmental monitoring device 100, for example, one main unmanned aerial vehicle 10 and several auxiliary unmanned aerial vehicles 10 are arranged.
[0078] If the main unmanned aerial vehicle 10 detects that the methane concentration exceeds the standard (for example, the methane concentration >1% LEL), the coordinates of the several auxiliary unmanned aerial vehicles 10 can be broadcast through LoRa.
[0079] Then, the several auxiliary unmanned aerial vehicles 10 approach the methane leakage point along the preset spiral path, and the sampling frequency of the gas detector 321 in the harmful gas detection unit 32 carried by the several auxiliary unmanned aerial vehicles 10 is increased to 10Hz.
[0080] The methane gas concentration data obtained by the gas detection units 32 on all unmanned aerial vehicles 10 is data fused in the gas concentration data processing unit 303 to generate a three-dimensional concentration distribution map of the methane gas. The three-dimensional concentration distribution Figure 1 The aspect can be uploaded to the monitoring terminal 200 through the 5G network through the data transmission unit 34, and on the other hand, it can also be fed back to the monitoring and collection control chip 42 of the controller 40 through the fifth communication link L5 to provide data basis for the controller 40 to formulate new monitoring control instructions.
[0081] The environmental monitoring device for a mining area provided by the embodiment of the utility model has at least one or part of at least one of the following advantages:
[0082] (1) by integrating the shooting unit, the gas detection unit and the thermal imaging unit on the unmanned aerial vehicle and integrating communication with the controller, efficient aerial inspection can be carried out without contacting the ground environment, and a variety of environmental data can be collected in real time and abnormal environmental conditions can be warned;
[0083] (2) by setting the mounting rack on the unmanned aerial vehicle, the shooting unit, the gas detection unit and the thermal imaging unit can be fixedly arranged according to the requirements of space positions when collecting data, and the collection efficiency of environmental data is improved;
[0084] (3) by arranging the shooting device of the shooting unit and the thermal imager of the thermal imaging unit side by side and with the lens directions consistent, environmental images and thermal image temperature data can be collected at the same position at the same time, and the collection efficiency, the data processing and analysis efficiency and the warning accuracy are improved;
[0085] (4) the abnormal environmental data are warned and alarmed by the alarm unit arranged on the controller, which helps the mining area managers to timely master the abnormal environmental conditions and improves the safety monitoring efficiency of the mining area, so that the risks and safety hazards caused by abnormal environment are reduced;
[0086] (5) the flight path of the unmanned aerial vehicle is planned by the controller, so that the environmental monitoring device is widely applicable to the open-pit mining area with complex terrain and variable environment, and the safety of the staff in the mining area is effectively ensured;
[0087] (6) by setting the multiple communication links in the control chip and / or control circuit of the controller, multiple unmanned aerial vehicles can be controlled to fly cooperatively and monitor environmental data, and the environmental inspection efficiency of the mining area is further improved.
[0088] Although some embodiments of the overall concept of the utility model have been shown and described, those skilled in the art will understand that changes can be made to these embodiments without departing from the principles and spirits of the overall concept of the utility model, and the scope of the utility model is limited by the claims and their equivalents.
Claims
1. An environmental monitoring device for a mining area, characterized in that, The environment monitoring device comprises: an unmanned aerial vehicle for carrying the monitoring module and performing a flight task; a mounting rack arranged below the unmanned aerial vehicle, and the monitoring module is arranged on the mounting rack; wherein the monitoring module comprises a shooting unit for acquiring environment images, a gas detection unit for acquiring harmful gas concentrations, and a thermal imaging unit for acquiring environment temperature data; and a data transmission unit for transmitting the environment images, the harmful gas concentrations, and the environment temperature data to a monitoring terminal, the data transmission unit being electrically connected with the shooting unit, the gas detection unit, and the thermal imaging unit respectively; a controller for controlling the flight path of the unmanned aerial vehicle and the data acquisition of the monitoring module, the controller being communicatively connected with the unmanned aerial vehicle and the monitoring module respectively.
2. The environment monitoring device according to claim 1, wherein the monitoring module further comprises an image data processing unit for processing the environment images to generate image information, a gas concentration data processing unit for processing the harmful gas concentrations to generate gas concentration information, and a temperature data processing unit for processing the environment temperature to generate an environment temperature distribution; the image data processing unit, the gas concentration data processing unit, and the temperature data processing unit are electrically connected with the shooting unit, the gas detection unit, and the thermal imaging unit respectively.
3. The environment monitoring device according to claim 2, wherein the unmanned aerial vehicle comprises a vehicle body, a power supply, and a communication unit for communicating with the controller, wherein the communication unit comprises a communication chip, and the communication chip is internally provided with a signal transmission circuit for transmitting communication signals through a wireless radio frequency communication link and / or a 5G network communication link.
4. The environment monitoring device according to claim 2, wherein the shooting unit comprises at least one shooting device, an image acquisition chip integrally arranged with each of the at least one shooting device, and a gimbal, one end of the gimbal is connected with the mounting rack, and the other end of the gimbal is connected with the at least one shooting device, the image acquisition chip is internally provided with an image acquisition circuit, and the image acquisition circuit transmits the environment images acquired by the at least one shooting device to the image data processing unit through a first communication link; the at least one shooting device comprises any one or any combination of a camera, a shooting machine, and an industrial camera.
5. The environment monitoring device according to claim 2, wherein the mounting rack further comprises a porous protective cover body, and the gas detection unit is arranged inside the porous protective cover body, the gas detection unit comprises at least one gas detector and a gas detection chip integrally arranged with the at least one gas detector, the gas detection chip is internally provided with a gas concentration acquisition circuit, and the gas concentration acquisition circuit transmits the harmful gas concentrations acquired by the at least one gas detector to the gas concentration data processing unit through a second communication link. The at least one gas detector includes any one or any combination of a semiconductor gas sensor, a thermal conductivity cell gas sensor, an electrochemical gas sensor, and an infrared laser gas sensor.
6. The environment monitoring device according to claim 2, characterized in that, The thermal imaging unit includes at least one thermal imager and a thermal image processing chip integrated with the at least one thermal imager, the thermal image processing chip is provided with a thermal image processing circuit, and the thermal image processing circuit transmits the environment temperature generated by processing the thermal image collected by the at least one thermal imager to the temperature data processing unit through a third communication link.
7. The environment monitoring device according to any one of claims 1-6, characterized in that, The shooting device of the shooting unit is arranged side by side with the thermal imager of the thermal imaging unit, and the first lens of the shooting device and the second lens of the thermal imager are arranged in the same direction.
8. The environment monitoring device according to claim 7, characterized in that, The controller includes a flight control chip, and the flight path planning circuit for sending flight task instructions to the at least one unmanned aerial vehicle through a wireless radio frequency communication link and / or a 5G network communication link is arranged in the flight control chip.
9. The environment monitoring device according to claim 8, characterized in that, The controller further includes a monitoring and collection control chip, and a control circuit is arranged in the monitoring and collection control chip, wherein The control circuit is electrically connected to the monitoring module through a fourth communication link and sends monitoring control instructions for controlling the monitoring module to start or stop monitoring data to the monitoring module, The control circuit is electrically connected to the image data processing unit, the gas concentration data processing unit and the temperature data processing unit through a fifth communication link and receives the abnormal environment data fed back by the image data processing unit, the gas concentration data processing unit and the temperature data processing unit.
10. The environment monitoring device according to claim 9, characterized in that, The environment monitoring device further includes an alarm unit arranged together with the controller, the alarm unit includes an alarm and an alarm circuit integrated with the alarm, and the alarm circuit is electrically connected to the control circuit through a sixth communication link to receive the abnormal environment data and generate an alarm signal.