1. The utility model provides a harmful gas monitoring system based on LORA communication, its characterized in that includes gaseous check out test set, LORA communication module, host computer, gaseous check out test set places and carries out long-range gaseous detection in waiting to detect the place, gaseous check out test set passes through LORA communication module transmits the testing result to the host computer, the host computer shows and reports to the police the testing result.

2. The harmful gas monitoring system based on LORA communication of claim 1, wherein the gas detection device comprises a device body, a gas detection module installed on the device body, and a display module installed on the device body, wherein the gas detection module detects harmful gas, displays a detection result through the display module, and is connected with the upper computer through the LORA communication module so as to remotely transmit the detection result to the upper computer for feedback and alarm.

3. The harmful gas monitoring system based on LORA communication according to claim 1 or 2, wherein the upper computer comprises a display, an alarm, a storage module, a data comparison module and a control module, and the display, the alarm, the storage module and the data comparison module are respectively connected with the control module; the control module is connected with the LORA communication module to receive a detection result of the gas detection equipment, the data comparison module is connected with the storage module to compare the obtained detection result with a harmful gas concentration safety threshold value stored in the storage module, and when the detection result exceeds a preset harmful gas concentration safety threshold value, the control module controls the alarm to give an alarm.

4. The harmful gas monitoring system based on LORA communication of claim 1, further comprising a network communication module and a cloud platform, wherein the plurality of upper computers transmit detection results to the cloud platform through the network communication module, and the cloud platform analyzes and manages the received detection results.

5. The harmful gas monitoring system based on LORA communication of claim 4, wherein the cloud platform comprises a real-time monitoring module, a historical data module, a device management module, a system management module and a data processing module, the real-time monitoring module, the historical data module, the device management module and the data processing module are respectively connected with the system management module, and the system management module is a control center of the cloud platform and is connected with the network communication module; the real-time monitoring module is used for displaying a detection result transmitted by the upper computer through the network communication module, the historical data module is used for storing historical detection result data, the equipment management module is used for remotely controlling the upper computer, and the data processing module is used for carrying out data processing on the obtained detection result.

6. The harmful gas monitoring system based on LORA communication of claim 5, wherein the data processing module comprises a data classification unit for classifying the detection results, a data storage unit for storing the detection data, and a report analysis unit for reporting the detection results, the data classification unit is connected with the data storage unit and the report analysis unit, and the data classification unit and the report analysis unit are connected with the system management module.

7. The hazardous gas monitoring system based on LORA communication of claim 6, wherein said data processing module further comprises an environmental analysis unit, said environmental analysis unit is connected with said data storage unit and said historical data module for analyzing environmental data of the detected location.

Background

In the culvert or tunnel construction that has gaseous risk, in current work progress, often adopt some traditional gas detection instrument on the market, but this kind of gas detection instrument is mostly handheld device, only can be used for detecting the real-time gaseous condition on the spot, unable remote monitoring and unable storage data and analysis. However, when the risks of harmful gas hazards, combustible gas and low oxygen content exist in the construction of culverts and tunnels, the adoption of the handheld equipment can cause potential safety hazards to detection personnel, the potential safety hazards are often too late to react, and the personnel outside the culverts cannot perform interference in time. Therefore, a new harmful gas monitoring system is needed to solve this problem.

Disclosure of Invention

The utility model provides a harmful gas monitoring system based on LORA communication realizes off-site control and data analysis, ensures that off-site personnel can intervene in time when taking place the harmful gas threat condition, improves job site's security.

For realizing above-mentioned purpose, this application provides a harmful gas monitoring system based on LORA communication, including gaseous check out test set, LORA communication module, host computer, gaseous check out test set places and carries out long-range gaseous detection in waiting to detect the place, gaseous check out test set passes through LORA communication module transmits the testing result extremely the host computer, the host computer shows and reports to the police the testing result.

Preferably, the gas detection equipment comprises an equipment body, a gas detection module arranged on the equipment body, and a display module arranged on the equipment body, wherein the gas detection module detects harmful gas, displays a detection result through the display module, and remotely transmits the detection result to the upper computer through the LORA communication module.

Preferably, the upper computer comprises a display, an alarm, a storage module, a data comparison module and a control module, and the display, the alarm, the storage module and the data comparison module are respectively connected with the control module; the control module is connected with the LORA communication module to receive a detection result of the gas detection equipment, the data comparison module is connected with the storage module to compare the obtained detection result with a harmful gas concentration safety threshold value stored in the storage module, and when the detection result exceeds a preset harmful gas concentration safety threshold value, the control module controls the alarm to give an alarm.

Preferably, the harmful gas monitoring system based on LORA communication further comprises a network communication module and a cloud platform, the upper computers transmit detection results to the cloud platform through the network communication module, and the cloud platform analyzes and manages the received detection results.

Preferably, the cloud platform comprises a real-time monitoring module, a historical data module, an equipment management module, a system management module and a data processing module, wherein the real-time monitoring module, the historical data module, the equipment management module and the data processing module are respectively connected with the system management module, and the system management module is a control center of the cloud platform and is connected with the network communication module; the real-time monitoring module is used for displaying a detection result transmitted by the upper computer through the network communication module, the historical data module is used for storing historical detection result data, the equipment management module is used for remotely controlling the upper computer, and the data processing module is used for carrying out data processing on the obtained detection result.

Preferably, the data processing module comprises a data classification unit for classifying the detection results, a data storage unit for storing the detection data, and a report analysis unit for making a report from the detection results, wherein the data classification unit is connected with the data storage unit and the report analysis unit, and the data classification unit and the report analysis unit are connected with the system management module.

Preferably, the data processing module further comprises an environment analysis unit, and the environment analysis unit is connected with the data storage unit and the historical data module and is used for analyzing the environmental data of the detected position.

Has the advantages that:

1. the utility model provides a harmful gas monitoring system based on LORA communication, personnel carry out gaseous the detection in the place of awaiting measuring through gaseous check out test set in the scene, and the testing result shows simultaneously on gaseous check out test set and host computer, when guaranteeing to detect the harmful gas threat at gaseous check out test set, off-site personnel can in time intervene, carry out analysis and management to the data that the whole gas detected the scene simultaneously, improve personnel's security in the scene.

2. The utility model provides a harmful gas monitoring system based on LORA communication adopts LORA communication technology to support host computer and gas detection equipment and communicates, and LORA communication technology is an ultra-long distance wireless transmission scheme based on spread spectrum technique, and this kind of transmission scheme has changed in the past about the compromise consideration mode of transmission distance and consumption to make the system possess long distance, long battery life, the characteristics of large capacity.

3. The utility model provides a harmful gas monitoring system based on LORA communication, the host computer passes through network communication module and transmits the testing result to high in the clouds platform in real time and carries out data analysis to in the background carry out real-time supervision and analysis to the harmful gas detection condition of job site. Meanwhile, through the setting of the environment analysis unit, data processing is carried out based on the detection result and the historical data condition which are obtained in real time, so that the gas environment condition of the detected position is analyzed, the environment data of the detected position is obtained, and the environment evaluation of the detected position is realized.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a block diagram of a harmful gas monitoring system based on LORA communication according to an embodiment of the present disclosure;

FIG. 2 is a schematic structural diagram of a harmful gas monitoring system based on LORA communication according to an embodiment of the present application;

fig. 3 is a schematic diagram of a connection relationship between a cloud platform and an upper computer in the embodiment of the present application;

fig. 4 is a schematic structural diagram of a data processing module in the embodiment of the present application.

Detailed Description

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

Example (b): refer to the harmful gas monitoring system based on LORA communication that figure 1 shows, including gaseous check out test set, LORA communication module, host computer, gaseous check out test set places and carries out long-range gaseous detection in waiting to detect the place, and gaseous check out test set passes through LORA communication module and transmits the testing result to the host computer, and the host computer shows and reports to the police the testing result. The LORA communication module is an LORA communication technology of an ultra-long distance wireless transmission scheme based on a spread spectrum technology in the prior art, the LORA communication technology is adopted to support an upper computer to communicate with gas detection equipment, and the transmission scheme of the LORA communication technology changes the prior compromise consideration mode of transmission distance and power consumption, so that the system has the characteristics of long distance, long battery life and large capacity.

In this embodiment, referring to fig. 2, the gas detection device includes a device body, a gas detection module mounted on the device body, and a display module mounted on the device body, and the device body may be any structure of the gas detection device in the prior art. The gas detection module can be a harmful gas detection sensor, an oxygen sensor and the like in the prior art, and is in communication connection with the LORA communication module. The gas detection module detects harmful gas, displays a detection result through the display module, and is connected with the upper computer through the LORA communication module so as to remotely transmit the detection result to the upper computer for feedback and alarm. The display module can be any display structure in the prior art, and is installed on the equipment body in a threaded manner.

In this embodiment, the host computer includes that display, alarm, storage module, data compare module, control module, and display, alarm, storage module, data compare the module and link to each other with control module respectively. The display can be but not limited to a display screen structure, the alarm can be but not limited to a buzzer, the storage module can be but not limited to a hard disk, a U disk and the like, the data comparison module can be any software module for data comparison in the prior art, and the control module can be any programmable controller in the prior art, such as an MCU and the like. The control module is connected with the LORA communication module to receive a detection result of the gas detection equipment, the data comparison module is connected with the storage module to compare the obtained detection result with a harmful gas concentration safety threshold value stored in the storage module, and when the detection result exceeds a preset harmful gas concentration safety threshold value, the control module controls the alarm to give an alarm. And when the detection result is smaller than the preset harmful gas concentration safety threshold, the alarm does not give an alarm. In the present embodiment, the harmful gas concentration safety threshold may be a value preset by a programmable controller, which may include, but is not limited to, a hydrogen sulfide concentration threshold, an oxygen concentration threshold, a carbon monoxide concentration threshold, a combustible gas concentration threshold, and the like.

As a preferred implementation manner of this embodiment, referring to fig. 3, the harmful gas monitoring system based on LORA communication further includes a network communication module and a cloud platform, wherein the plurality of upper computers transmit the detection results to the cloud platform through the network communication module, and the cloud platform analyzes and manages the received detection results. The advantage of setting up like this is, can carry out analysis and management with the testing result of gas detection equipment to realize long-range gas detection data and carry out analysis and management, with the security that improves the job site.

Specifically, the method comprises the following steps: the cloud platform comprises a real-time monitoring module, a historical data module, an equipment management module, a system management module and a data processing module, wherein the real-time monitoring module, the historical data module, the equipment management module and the data processing module are respectively connected with the system management module, and the system management module is a control center of the cloud platform and is connected with the network communication module. The network communication module may be any network communication technology in the prior art, such as a GPRS communication technology, a WIFI communication technology, and the like. The real-time monitoring module is used for displaying a detection result transmitted by the upper computer through the network communication module, and the real-time monitoring module can be any one of the prior art, such as a computer display and the like. The historical data module is used for storing historical detection result data, and the historical data module can be any one of the prior art, such as a network disk, a hard disk and the like. The equipment management module is used for remotely controlling the upper computer, can be any remote numerical control device in the prior art, such as a PLC (programmable logic controller) and the like, issues a control instruction to the upper computer through the network communication module, and remotely controls the gas detection equipment through the upper computer. And the data processing module is used for processing the acquired detection result. In this embodiment, the data processing module includes a data classification unit for classifying the detection result, a data storage unit for storing the detection data, and a report analysis unit for reporting the detection result. The data classification unit is respectively connected with the data storage unit and the report analysis unit, and can be a software module of any classification program component in the prior art and is used for classifying gas types, wherein the gas types comprise harmful gas, combustible gas, oxygen and the like. The data classification unit and the report analysis unit are respectively connected with the system management module. The data storage unit may be any data storage device in the prior art, such as a hard disk, a network disk, and the like. The report analysis unit may be any one of the prior art, for example, software integrated with an EXCLE report generator, and the like. The advantage that sets up like this is, through the setting of high in the clouds platform, can carry out the data analysis to the detection condition of job site, based on the formation of report form, clearly and audio-visual carries out the analysis to the gas environment of job site to improve the degree of understanding of off-site personnel to the harmful gas of job site, so that when detecting the harmful gas threat, intervene in time, improve personnel's in the scene security.

Further preferably, as shown in fig. 4, the data processing module further includes an environment analysis unit, an environment analysis unit and a data storageThe unit is connected with the historical data module and is used for analyzing the environmental data of the detected position. In this embodiment, the data acquired by the environment analysis unit includes the concentration N of the harmful gas monitored in real time on site_nThe concentration N of the same type of harmful gas obtained in the previous detection of the detection field_n-1And detecting the concentration N of the same type of harmful gas obtained when the field is used again_n-2On-site environmental indexIndex of historical environmentAt the moment, when P1 is more than P2, the harmful gas is a sustained release substance on site, and background personnel can feed back the situation to personnel outside the site and perform tasks of purifying the harmful gas or troubleshooting pollution sources. When P is present_n＜P_n-1When the multiple detection results all meet the condition, and N is_nWhen the gas is gradually reduced, the release of the harmful gas is gradually reduced. Similarly, various gases can be monitored through the algorithm, so that various gases on the construction site can be continuously monitored, the environment of the construction site is evaluated, the arrangement of a safety plan in subsequent construction is facilitated, and the safety of the construction site is improved.

The working principle is as follows: personnel in the field detect the gas of job site through gaseous check out test set, and the host computer obtains gaseous check out test set's testing result through LORA communication technology, and personnel outside the field obtain the condition in the field in real time through the host computer. Meanwhile, the upper computer transmits the detection result to the remote platform through a network communication technology. Background personnel carry out remote management and analysis to the job site through high in the clouds platform, and simultaneously, the high in the clouds platform is in advance judged and is analyzed to the environment of job site, provides the security of job site.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.