CN210955428U

CN210955428U - Collapse combined type sensing monitoring early warning instrument

Info

Publication number: CN210955428U
Application number: CN202020295843.XU
Authority: CN
Inventors: 朱星; 胡桔维; 霍冬冬
Original assignee: Chengdu Univeristy of Technology
Current assignee: Chengdu Univeristy of Technology
Priority date: 2020-03-11
Filing date: 2020-03-11
Publication date: 2020-07-07
Anticipated expiration: 2030-03-11

Abstract

The utility model discloses a collapse combined type sensing monitoring early warning instrument, which comprises a main control unit, a power supply module, an acquisition module, a communication module and a shell, the main control unit is an MCU module, the power supply module consists of a solar cell panel, a storage battery and a power supply unit, the acquisition module comprises an infrasound sensor, an accelerometer and a gyroscope, the communication module is an NB-IOT communication module, the infrasound sensor, the accelerometer and the gyroscope in the acquisition module are electrically connected with the main control unit, the communication module is electrically connected with the main control unit, the acquisition module and the communication module are respectively and electrically connected with the power supply unit of the power supply module, the main control unit, the acquisition module, the communication module and the storage battery and the power supply module of the power module are all installed in the shell, and the solar panel of the power module is installed on one side of the shell. The utility model has the advantages of simple structure, equipment convenience, monitoring data preparation, data transmission are timely, duration is strong.

Description

Collapse combined type sensing monitoring early warning instrument

Technical Field

The utility model relates to a calamity monitoring and early warning equipment field especially relates to a comprehensive early warning instrument of dangerous rock mass calamity that collapses.

Background

The method has the advantages that the breadth of China is wide, the types of landslide, collapse and other types of geological disasters are complete, and the collapse seriously threatens the safety of people in mountainous areas of China in daily life, traffic trunks, municipal construction and the like due to the characteristics of multiple forming conditions, wide inducing factors, rapid disaster formation, strong destructive power and the like. In 2007, the 318 national road Hubei Badong high-altitude village section collapses, and 36 people of the whole bus are all in distress due to the fact that the middle bus is hit! The monitoring instruments for collapse in China mainly comprise stay wire type displacement sensors, multi-parameter integrated monitors and the like, but all of the monitoring instruments have some defects: the stay wire type displacement meter is used as a displacement sensor, the integral separation condition in the rock mass collapse process is judged, the data limitation is strong, and the stay wire type displacement meter is used as early warning and lacks timeliness; the common combined multi-element monitoring instrument mainly collects the characteristics of collapsed bodies including an inclined deformation angle, a transient acceleration, a deformation direction and the like, and does not relate to the internal structure evolution in the collapse forming process.

SUMMERY OF THE UTILITY MODEL

In order to overcome the problems mentioned in the background technology and improve the comprehensiveness and reliability of monitoring data acquisition of the collapsed body, the invention designs the collapsed monitoring equipment with the functions of on-site alarm and short message forecast by adding an infrasound sensor into the traditional combined monitoring system, combining an acceleration sensor and a gyroscope sensor, monitoring the internal structure evolution and the external motion of the collapsed body and combining a scientific and innovative data analysis method.

The utility model adopts the following technical scheme:

the utility model provides a combination formula sensing monitoring early warning instrument collapses which characterized in that: including main control unit, power module, collection module, communication module, casing, the main control unit is the MCU module, power module comprises solar cell panel, battery and power supply unit, collection module includes infrasound sensor, accelerometer, gyroscope, communication module is NB-IOT communication module, the casing is top confined cylindrical structure, infrasound sensor, accelerometer, gyroscope and main control unit electric connection among the collection module, communication module and main control unit electric connection, collection module, communication module are connected with power module's power supply unit electricity respectively, main control unit, collection module, communication module and power module's battery and power module all install in the casing, power module's solar panel installs the one side at the casing.

Furthermore, the main control unit is also connected with an alarm.

Furthermore, one side of casing is equipped with a plurality of communication end interfaces, the communication end interface is connected with the inside communication module of casing, one side of casing still is equipped with the sensor and connects the hole, the casing bottom is equipped with the installation base, the antenna is installed at the casing top, antenna and communication module electric connection.

Compared with the prior art, the utility model has the advantages of:

the utility model can monitor and collect the structural health condition, the inclination deformation angle, the instant moving acceleration and other information of the object collapse body in real time, the main control unit, the communication module and the antenna play a role in alarming, the monitored information can be timely sent to the terminal, and the object to be collapsed can be scientifically, effectively and rapidly monitored and early warned in real time; the utility model discloses an integrated structure, the installation is simple, alleviates staff's pressure, avoids the time limit for a project risk because of the installation degree of difficulty brings, and the solar panel of installation can last to provide the electric energy for equipment, can ensure the long-term work of equipment.

Drawings

Fig. 1 is a schematic structural principle diagram of the collapse monitoring and early warning device of the present invention;

fig. 2 is a system structure diagram of the collapse monitoring and early warning device of the utility model;

fig. 3 is the utility model discloses monitoring early warning equipment's network deployment communication system structure picture collapses.

In the figure: 1-a shell; 2-an antenna; 3, mounting a base; 4-a sensor interface; 5-infrasonic transducer; 6-a communication interface; 7-solar panel.

Detailed Description

The present invention will be described in further detail with reference to the following detailed drawings and examples.

Embodiment 1, please refer to fig. 1 and 2, the utility model comprises a housing 1, a main control unit, a power module, an acquisition module and a communication module are installed inside the housing 1, the main control unit adopts an MCU module, the power module is composed of a solar panel 7, a storage battery and a power supply unit, the acquisition module is composed of an infrasound sensor 5, an accelerometer and a gyroscope, the communication module is an NB-IOT communication module, the infrasound sensor 5, the accelerometer and the gyroscope in the acquisition module are electrically connected with the main control unit, the communication module is electrically connected with the main control unit, the acquisition module and the communication module are respectively electrically connected with the power supply unit of the power module, the main control unit, the acquisition module, the communication module and the storage battery and the power supply module of the power module are all installed in the housing, the solar panel of the power module is installed at one side of the housing 1, the utility model discloses a sensor, including casing 1, sensor interface 4 and main control unit electric connection, sensor interface 4 passes through the cable with infrasound sensor 5 and is connected, casing 1 is top confined cylindrical structure, casing 1's top sets up antenna 2, antenna 2 is connected with NB-IOT communication module, casing 1's side sets up a plurality of communication interface 6, communication interface 6 is connect out by NB-IOT communication module, casing 1's side bottom sets up sensor interface 4, sensor interface 4 and main control unit electric connection, sensor interface 4 passes through the cable with infrasound sensor 5 and is connected, infrasound sensor 5 sets up in the ground bottom, casing 1's bottom is fixed and is equipped with.

The utility model discloses in, MCU module collection and preliminary treatment come from accelerometer, gyroscope and infrasound sensor's data, under communication module's support, with data remote transmission through the antenna, simultaneously, the MCU module is controlling solar energy and the charge-discharge of battery, the sufficient supply of the guarantee energy. As a control core, the MCU module is a single chip microcomputer with independent processing and control capabilities, and multiple working modes are switched, so that the working energy consumption is reduced to the maximum extent.

The accelerometer and the gyroscope of the data acquisition unit are integrated in the equipment, and the equipment is tightly attached to the body to be monitored, so that the accuracy of data acquisition is guaranteed. The accelerometer is used for monitoring the transient moving acceleration of the collapsed body, and the gyroscope is used for monitoring the angular velocity data, judging the motion trail and the acceleration of the monitoring equipment and further monitoring the collapsed body. The infrasound sensor is buried in a certain depth position in a collapse body to be monitored, changes of the internal structure of the collapse body in the evolution process are monitored, and then the health condition of the collapse body is judged. The monitoring data are uploaded and checked in real time through the MCU and the communication module, so that the occurrence situation of collapse is judged more accurately, early warning is timely performed, and danger avoidance of the masses in the disaster area is facilitated.

The power supply module is realized by effectively combining a photovoltaic cell and a storage battery and realizing self-adaptive switching. When the sunlight is sufficient and the electric quantity of the storage battery is fully loaded, the photovoltaic power supply is directly switched, and when the voltage of the storage battery is reduced to a certain value, the storage battery power supply and the photovoltaic charging are switched. The monitoring and early warning instrument has a set of complete and stable charging and discharging management strategy, and long-time stable work of the equipment is guaranteed.

The communication module adopts NB-IOT communication, and the NB-IOT communication module is used for wireless communication among all collapse monitoring devices and realizes long-distance data transmission to a base station. NB-IOT is a short hand for the Narrow broadband Internet of things (Narrow Band Internet of things), primarily based on LTE technology (3GPP Release 13). The coverage is wide, compared with the traditional GSM, one NB-IOT base station can cover a range of about 10km, the gain is improved by about 20dB compared with LTE and GPRS base stations, the underground dozens of meters can be covered, and the stability and the high efficiency of communication are solved. One base station can realize a large number of device links, and joint networking monitoring and multipoint monitoring of a plurality of devices are achieved. The PSM mode realizes low-power-consumption operation of the module and prolongs the outdoor service time of the equipment.

Please refer to fig. 3, the utility model discloses a high in the clouds server provides data and resolves to receive data and demonstrate in real time, when judging that the body that collapses is probably to be calamity, in time report dangerous situation information, to the communication and the transmission of equipment information, the utility model discloses the further communication network system of monitoring facilities that collapses that provides, the transmission of information is through following stage:

in the first stage, a detector collects information of a collapsed body and transmits the information to a nearby signal tower through an NB-IOT communication module;

in the second stage, the signal tower transmits data to a self-built data management system of the open platform of the Internet of things, namely a cloud server platform;

and in the third stage, data in the database are fully utilized and fused with the self-built early warning model, and early warning information is displayed on a user interface in a simple and clear mode and mainly comprises information such as a collapse body structure change parameter curve, an offset rate, an inclination angle and a health state. And freely adding relevant information of early warning personnel in the platform, wherein the relevant information comprises information such as names, contact telephones, geographic positions and the like.

And in the fourth stage, when the collapse body is judged to be in the imminent disaster state, alarm information is timely sent to related personnel in a short message communication mode, casualties are avoided, and property loss is reduced.

The foregoing is illustrative of the preferred embodiment of the present invention and is not to be construed as limiting the invention in any way. Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, without departing from the scope of the technical solution of the present invention, using the technical content disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention should fall within the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a combination formula sensing monitoring early warning instrument collapses which characterized in that: including main control unit, power module, collection module, communication module, casing, the main control unit is the MCU module, power module comprises solar cell panel, battery and power supply unit, collection module includes infrasound sensor, accelerometer, gyroscope, communication module is NB-IOT communication module, the casing is top confined cylindrical structure, infrasound sensor, accelerometer, gyroscope and main control unit electric connection among the collection module, communication module and main control unit electric connection, collection module, communication module are connected with power module's power supply unit electricity respectively, main control unit, collection module, communication module and power module's battery and power module all install in the casing, power module's solar panel installs the one side at the casing.

2. The collapse combined type sensing, monitoring and early warning instrument as claimed in claim 1, wherein: the main control unit is also connected with an alarm.

3. The collapse combined type sensing, monitoring and early warning instrument as claimed in claim 1, wherein: one side of casing is equipped with a plurality of communication end interfaces, the communication end interface is connected with the inside communication module of casing, one side of casing still is equipped with the sensor and connects the hole, the casing bottom is equipped with the installation base, the antenna is installed at the casing top, antenna and communication module electric connection.