CN210072052U

CN210072052U - Exploration early warning system based on UWB

Info

Publication number: CN210072052U
Application number: CN201920498618.3U
Authority: CN
Inventors: 程卓; 程诗泽
Original assignee: China University of Geosciences
Current assignee: China University of Geosciences
Priority date: 2019-04-12
Filing date: 2019-04-12
Publication date: 2020-02-14
Anticipated expiration: 2029-04-12

Abstract

The utility model provides an exploration early warning system based on UWB, including exploration cap, cap body functional device, power supply unit, outside server and UWB basic station. The exploration hat is used for wearing; the cap body function device is arranged on the exploration cap and comprises an alarm device, a communication device, a carbon dioxide concentration sensor, a searchlight, an infrared camera, a UWB positioning device, an oxygen content sensor, a temperature and humidity sensor and a control unit; the power supply device is used for supplying power to the cap body function device; the external server wirelessly communicating with a communication device in the cap function device; the UWB base station is used for acquiring position information. The utility model has the advantages that: the system can realize real-time accurate positioning of exploration personnel and send the position information to an external monitor, and can simultaneously monitor the environment information of the exploration personnel in real time and feed the information back to the exploration personnel and the monitor, thereby improving the safety of exploration activities.

Description

Exploration early warning system based on UWB

Technical Field

The utility model relates to an archaeology exploration field especially relates to an exploration early warning system based on UWB.

Background

In unknown environments such as archaeology, exploration, mine exploitation and the like, accurate positioning of personnel is a key place for ensuring personnel safety. In patent document CN201320757732.6, a wireless positioning safety helmet for underground coal mine is disclosed, in which a GPS positioning device and a wireless transmission device are installed in the brim, so that the position information and voice notification of workers can be obtained in case of emergency. However, the GPS signal is easily blocked in the environment such as the underground and the jungle, and the positioning effect cannot be ensured.

The UWB positioning technology is an indoor positioning technology with a high development prospect at present, has the advantages of strong penetrating power, low power consumption, good multipath resistance effect, high safety, low system complexity, capability of providing accurate positioning and the like, and can be applied to positioning tracking and navigation of indoor static or moving objects (or people).

SUMMERY OF THE UTILITY MODEL

The utility model provides an exploration early warning system based on UWB, including exploration cap, cap body functional device, power supply unit, outside server and UWB basic station, wherein:

the exploration hat is used for wearing;

the cap body function device is arranged on the exploration cap and comprises an alarm device, a communication device, a carbon dioxide concentration sensor, a searchlight, an infrared camera, a UWB positioning device, an oxygen content sensor, a temperature and humidity sensor and a control unit; the alarm device is used for sending an alarm to remind a expeditioner; the communication device is used for communication between the adventure and an external server; the carbon dioxide concentration sensor is used for detecting the concentration of carbon dioxide in the surrounding environment of the expeditioner; the searchlight is used for illumination; the infrared camera is used for shooting an environment picture around the expeditioner under the condition of poor lighting condition; the UWB positioning device is used for acquiring the position information of the expeditioner; the oxygen content sensor is used for detecting the oxygen content in the surrounding environment of the expeditioner; the temperature and humidity sensor is used for detecting the temperature and the humidity in the surrounding environment of the expeditioner; the control unit is used for controlling the cap body function device.

The power supply device adopts a detachable charging power supply and is used for supplying power to the cap body function device;

the external server is in wireless communication with a communication device in the cap body function device, is used for processing data from the cap body function module and feeding the data back to a monitor in real time, and is preferably a PC (personal computer) end or a cloud platform;

the UWB base station is matched with a UWB positioning device in the cap body function device and used for acquiring the position information of the expeditioner.

Furthermore, an alarm device in the cap body function device is a sound production device.

Further, the communication device in the cap function device adopts NB-IoT communication and is wirelessly connected with an external server.

Further, the UWB positioning device in the cap body function device is composed of a DWM1000 ultra-wideband networking communication module, and the DWM1000 ultra-wideband networking communication module acquires the position information of the expeditioner through mutual communication with the UWB base station.

Furthermore, an STM32 single chip microcomputer is adopted as a control unit in the cap body function device, the STM32 single chip microcomputer processes and analyzes environmental information around the expeditioner collected by a carbon dioxide concentration sensor, an oxygen content sensor and a temperature and humidity sensor, and when the environmental information is judged to exceed a safety value, an alarm device is controlled to sound for alarming; STM32 single chip microcomputer control communication device transmits environmental information, positional information and the environmental picture that infrared camera shot for external server, and external server processing data feeds back to the monitor in real time, realizes the real-time supervision to the adventure state.

The utility model has the advantages that: the system can realize real-time accurate positioning of exploration personnel and send position information to an external PC (personal computer) end through wireless transmission, and meanwhile, the system can monitor the oxygen concentration, the carbon dioxide concentration, the temperature and the humidity and the like of the environment where the exploration personnel are located in real time and feed back the oxygen concentration, the carbon dioxide concentration, the temperature and the humidity and the like to the exploration personnel and the detectors, so that the safety of exploration activities is improved.

Drawings

Fig. 1 is a schematic diagram of an exploration early warning system based on UWB according to an embodiment of the present invention;

fig. 2 is a schematic diagram of a cap function device in an adventure early warning system based on UWB according to an embodiment of the present invention;

fig. 3 is a frame diagram of an exploration early warning system based on UWB according to an embodiment of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

Referring to fig. 1, an embodiment of the present invention provides an adventure early warning system based on UWB, including an adventure cap 1, a cap function device 2, a power supply device 3, an external server 4, and a UWB base station 5.

The cap body function device 2 is installed on the exploration cap 1, referring to fig. 2 and fig. 3, the cap body function device 2 includes an alarm device 21, a communication device 22, a carbon dioxide concentration sensor 23, a searchlight 24, an infrared camera 25, a UWB positioning device 26, an oxygen content sensor 27, a temperature and humidity sensor 28, and a control unit 29; the power supply device 3 adopts a detachable charging power supply to supply power to the cap body function device 2; the external server 4 is a PC (personal computer) end or a cloud platform, the external server 4 is in wireless communication with the communication device 22 in the cap body function device 2, the external server 4 quickly processes data from the cap body function device 2 and feeds the data back to a monitor in real time, and the monitor can rescue in time when an accident occurs to an expedition person or a distress signal is sent; the UWB base station 5 is used to acquire position information.

Specifically, the carbon dioxide concentration sensor 23, the oxygen content sensor 27 and the temperature and humidity sensor 28 collect environmental information in real time, and feed back the information to the expeditioner after being processed by the control unit 29, and when the environmental information is judged to exceed a safety value, the control unit 29 controls the alarm device 21 to sound and alarm; the searchlight 24 is used for illumination, and the infrared camera 25 can photograph an environmental picture around the searchers even under poor illumination conditions.

The UWB positioning device 26 is composed of a DWM1000 ultra-wideband networking communication module, the DWM1000 ultra-wideband networking communication module obtains the position information of the expeditioner through mutual communication with the UWB base station 5, the UWB signal penetration capacity is strong, and the positioning precision can reach the centimeter level.

The communication device 22 adopts an NB-IoT communication module for performing wireless communication with the external server 4, and has a long NB-IoT transmission distance, strong interference resistance, stable communication, and low power consumption.

The control unit 29 is an STM32 single chip microcomputer and is used for controlling the communication device 22 to transmit the environment information, the position information and the environment picture shot by the infrared camera 25 to the external server 4, and the external server 4 processes data and feeds the data back to a monitor in real time to realize real-time monitoring of the state of the expeditioner.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims

1. The utility model provides an exploration early warning system based on UWB which characterized in that, includes exploration cap, cap body functional device, power supply unit, outside server and UWB basic station, wherein:

the exploration hat is used for wearing;

the cap body functional device is installed on the exploration cap and comprises: an alarm device: the system is used for sending an alarm to remind the expeditioner; the communication device: for communication between the adventure and an external server; a carbon dioxide concentration sensor: for detecting the concentration of carbon dioxide in the environs of the explorationist; searchlight: for illumination; infrared camera: the system is used for shooting an environment picture around the expeditioner under the condition of poor lighting conditions; UWB positioning device: the system is used for acquiring the position information of the expeditioner; an oxygen content sensor: for detecting the oxygen content in the environs of the expeditioner; temperature and humidity sensor: for detecting the temperature and humidity in the environs of the expeditioner; a control unit: means for controlling the cap function;

the external server is communicated with the communication device in the cap body function device and is used for processing data from the cap body function device and feeding back the data to a monitor in real time;

2. The UWB-based adventure warning system of claim 1, wherein the alarm device of the cap function device is a sound emitting device.

3. The UWB-based adventure warning system of claim 1, wherein the communication device of the cap function device is wirelessly connected to the external server using NB-IoT communication.

4. The UWB-based adventure pre-warning system of claim 1, wherein the UWB locating device in the cap function device is composed of a DWM1000 ultra wide band networking communication module, and the DWM1000 ultra wide band networking communication module acquires the location information of an adventure by communicating with the UWB base station.

5. The UWB-based exploration early warning system according to claim 1, wherein a control unit in the cap body function device adopts an STM32 single chip microcomputer, the STM32 single chip microcomputer processes and analyzes environmental information around an expeditioner collected by a carbon dioxide concentration sensor, an oxygen content sensor and a temperature and humidity sensor, and when the environmental information is judged to exceed a safety value, an alarm device is controlled to sound for warning; STM32 single chip microcomputer control communication device transmits the environmental picture that environmental information, positional information and infrared camera shot to external server, and external server processing data feeds back to the person of monitoring in real time.