Tunnel excavation face safety monitoring device

Abstract

The invention provides a tunnel excavation face safety monitoring device which comprises an equipment shell, and a camera module used for shooting on-site pictures is arranged on the front side of the equipment shell. A radar module used for three-dimensional scanning is arranged on the front side of the equipment shell. A gas monitoring module used for gas collection and analysis is arranged in the equipment shell. A display module used for data display and touch control is arranged on the front side of the equipment shell. The equipment shell is provided with an alarm module used for alarm prompting. And a control module which is in circuit connection with the camera module, the radar module, the gas monitoring module, the display module and the alarm module is arranged in the equipment shell. According to the safety monitoring device, rapid, accurate and intelligent safety monitoring and early warning of the tunnel excavation face can be achieved, the operation risk of on-site constructors is reduced, the intelligent management level of the tunnel excavation face is improved, and the quality safety of tunnel engineering is further guaranteed.

Description

Technical Field

[0001] The invention relates to the technical field of tunnel excavation monitoring, in particular to a tunnel excavation face safety monitoring device. Background Art

[0002] With the development of tunnel construction, the safety monitoring of the tunnel excavation face during tunnel construction is an important step that cannot be ignored. It involves construction safety and construction progress. Therefore, a safe construction environment is the first problem to be solved. In the existing technology, the safety hazard inspection of the tunnel excavation site is mostly monitored by traditional instruments such as displacement meters, compasses, strain gauges, and convergence rulers. Although these methods are effective to a certain extent, they also have obvious limitations, such as high dependence on manual monitoring, inability to monitor continuously, and inability to monitor as a whole. More importantly, the deployment of sensors on the excavation face has a high safety risk. In addition, the commonly used advanced geological prediction methods and equipment such as seismic wave method, electrical method, and magnetic method are difficult to accurately monitor the safety status of the excavation face after excavation and provide timely warnings, and cannot meet the needs of railway site safety monitoring. Summary of the invention

[0003] The purpose of the present invention is to overcome the shortcomings of the prior art and provide a tunnel excavation face safety monitoring device to solve the problems in the prior art of being highly dependent on manual monitoring, being unable to carry out continuous and overall monitoring, being unable to achieve timely early warning, and being unable to carry out multiple monitoring at the same time.

[0004] The present invention provides a tunnel excavation face safety monitoring device, which includes: an equipment shell, a camera module for shooting on-site images is arranged on the front side of the equipment shell; a radar module for three-dimensional scanning is arranged on the front side of the equipment shell; a gas monitoring module for gas collection and analysis is arranged inside the equipment shell; a display module for data display and touch control is arranged on the front side of the equipment shell; an alarm module for alarm prompts is arranged on the equipment shell; a control module for circuit connection of the camera module, radar module, gas monitoring module, display module and alarm module is arranged inside the equipment shell; a power supply module for power supply is arranged inside the equipment shell.

[0005] Furthermore, the safety monitoring device also has a communication module, and the communication module circuit is connected to the control module for transmitting monitoring and control information to the client.

[0006] Furthermore, the communication module includes a Bluetooth module, a WiFi module and a GPRS module.

[0007] In an embodiment of the present invention, the camera module is connected to the device housing via a gimbal module, and the shooting angle can be changed via the gimbal module.

[0008] In an embodiment of the present invention, the radar module is a laser radar module.

[0009] In an embodiment of the present invention, the gas monitoring module includes a plurality of gas sensors for detecting different types of gas data and transmitting the data to the control module.

[0010] In an embodiment of the present invention, the alarm module includes a buzzer and an alarm light, wherein the buzzer and the alarm light are both circuit-connected to the control module for providing an alarm prompt when danger and risk are detected.

[0011] In the embodiment of the present invention, a bracket base for mounting the bracket is provided at the bottom of the device housing; a hook structure for hanging is provided at the rear side of the device housing; and a handle structure for carrying is provided on the device housing.

[0012] According to the above embodiments, the tunnel excavation face safety monitoring device provided by the present invention has at least the following benefits: the safety monitoring device can realize fast, accurate and intelligent safety monitoring and early warning of the tunnel excavation face, reduce the operation risks of on-site construction personnel, improve the level of intelligent management of the tunnel excavation face, and further ensure the quality and safety of tunnel engineering.

[0013] Through multi-sensor fusion technology, combined with image segmentation, feature extraction and processing, and three-dimensional image analysis, real-time monitoring and early warning of various disasters that may be encountered during tunnel construction are carried out. These mainly include: gas disaster early warning, surrounding rock deformation disaster early warning, and mud and water disaster early warning. Through comprehensive analysis and processing of these data, the safety monitoring device can realize real-time safety early warning monitoring of various disasters during tunnel construction, effectively reduce the risks of tunnel construction, and ensure the safety of construction personnel and the smooth progress of the project.

[0014] It should be understood that the above general description and the following detailed description are merely exemplary and illustrative and are not intended to limit the scope of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The following drawings are part of the specification of the present invention, and illustrate exemplary embodiments of the present invention. Together with the description of the specification, the accompanying drawings are used to explain the principles of the present invention.

[0016] Figure 1 This is a front side structural diagram of the tunnel excavation face safety monitoring device provided by the present invention.

[0017] Figure 2 This is a rear side structural view of the tunnel excavation face safety monitoring device provided by the present invention.

[0018] Figure 3This is a circuit connection structure diagram of the tunnel excavation face safety monitoring device provided by the present invention.

[0019] Description of reference numerals:

[0020] 1- equipment housing, 2- camera module, 3- radar module, 4- gas monitoring module, 5- display module, 6- alarm module, 7- control module, 8- power supply module, 9- communication module, 10- client, 11- PTZ module, 12- bracket base, 13- hook structure, 14- handle structure. DETAILED DESCRIPTION

[0021] Various exemplary embodiments of the present invention will now be described in detail. This detailed description should not be considered as limiting the present invention, but should be understood as a more detailed description of certain aspects, features, and embodiments of the present invention.

[0022] It will be apparent to those skilled in the art that various modifications and variations may be made to the specific embodiments of the present invention description without departing from the scope or spirit of the present invention. Other embodiments derived from the present invention description will be apparent to those skilled in the art. The present application description and examples are exemplary only.

[0023] The present invention provides a tunnel excavation face safety monitoring device, such as Figure 1 and 2 The figure shows a schematic diagram of the structure of the safety monitoring device. In a specific implementation, the safety monitoring device includes: a device housing 1, which is an upright structure in this embodiment. A camera module 2 for shooting live images is arranged on the front side of the device housing 1, which is generally arranged above the front side of the device housing 1, located inside the housing, and protected by a transparent cover plate on the upper part of the device housing 1 to prevent stones or dust in the tunnel from damaging the camera module 2.

[0024] A radar module 3 for three-dimensional scanning is provided on the front side of the equipment housing 1. In this embodiment, the radar module 3 is a laser radar module, which is used to scan and monitor the tunnel structure, so as to measure the surface settlement, displacement and strain inside or on the surface of the rock mass, and evaluate the stability and deformation trend of the rock mass.

[0025] A gas monitoring module 4 for gas collection and analysis is provided inside the device housing 1. In this embodiment, the gas monitoring module 4 includes a plurality of gas sensors for detecting different types of gas data and transmitting the data to the control module 7. Through the gas sensors, the contents of gases such as CH4, CO, CO2, H2S, O2, etc. can be monitored respectively, and early warning of the gas content can be given.

[0026] A display module 5 for data display and touch control is provided on the front side of the device housing 1. In this embodiment, the display module 5 is a touch display screen, through which the device can be set and regulated and the monitoring data can be observed.

[0027] An alarm module 6 for alarm prompting is arranged on the device housing 1. In this embodiment, the alarm module 6 includes a buzzer and an alarm light, which is used for alarm prompting when danger and risk are detected.

[0028] A power supply module 8 for power supply is arranged inside the device housing 1. The power supply module 8 is a rechargeable battery, which is convenient for environmental monitoring and early warning when there is no power supply.

[0029] In addition, a control module 7 is provided inside the device housing 1, which is circuit-connected to the camera module 2, the radar module 3, the gas monitoring module 4, the display module 5, and the alarm module 6. Specifically, the control module 7 is used to summarize and analyze the monitoring data, and can give an early warning to the outside world through the alarm module 6. Specifically, the buzzer and the alarm light are circuit-connected to the control module 7, and are used to give an alarm prompt when danger and risk are detected.

[0030] Specifically, the scene environment image data collected by the camera module 2 is transmitted to the control module 7, which performs image segmentation and feature extraction on the image data, and performs data analysis and processing through the set framework and threshold level, and monitors in real time whether there is a sudden mud and water disaster in the current tunnel, and gives different degrees of early warning according to the level, and gives real-time early warning through the alarm light and buzzer. In this embodiment, the alarm light has three lights: red, yellow, and blue, corresponding to different monitoring states.

[0031] Radar module 3 scans the current environment, monitors the surface settlement, evaluates the impact of tunnel construction on the surface, and measures the displacement, strain and other parameters inside or on the surface of the rock mass. The scanned data is further transmitted to control module 7, which analyzes and processes the data to evaluate the stability and deformation trend of the rock mass. When a risk situation occurs, control module 7 will control the alarm light and buzzer to give corresponding early warning reminders according to the monitoring level.

[0032] The gas monitoring module 4 collects multiple gases through multiple different gas sensors, and transmits the collected gas data to the gas analysis module for analysis to obtain its concentration value, and transmits the concentration value to the control module 7. The control module 7 determines whether the concentration of each gas is within a safe range according to the set threshold range. If the gas concentration exceeds the threshold range, the control module 7 will control the alarm light and buzzer to give corresponding early warning reminders.

[0033] In a specific embodiment of the present invention, the safety monitoring device also has a communication module 9, which is circuit-connected to the control module 7 and is used to transmit monitoring and control information to the client 10, so that the operator can remotely control and remotely observe the real-time monitoring data on site through the client 10, thereby improving the portability and safety of the equipment.

[0034] Specifically, the communication module 9 includes a Bluetooth module, a WiFi module and a GPRS module, and can improve portability through wireless transmission to adapt to different usage environments.

[0035] It mainly transmits the real-time monitoring situation of the site to the client 10, and displays various real-time monitoring data, such as various gas data, surrounding rock deformation data, etc. The screen display can display the real-time screen of the site, which can be used for real-time monitoring of remote screens.

[0036] In a specific implementation of the present invention, the camera module 2 is connected to the device housing 1 via the pan-tilt module 11, and the shooting angle can be changed through the pan-tilt module 11, so that the detection angle is wider and the monitoring is more comprehensive.

[0037] Specifically, the direction of the PTZ can be controlled through the touch screen, making it convenient to collect images of the on-site ring through the device. In addition, the angle can also be controlled through the client, which greatly improves the portability of use.

[0038] In a specific embodiment of the present invention, a support base 12 for mounting a support is provided at the bottom of the device housing 1. A threaded structure is provided at the bottom of the support base 12 for cooperating and fixing with the threaded structure at the top of the tripod to stably support the device housing 1.

[0039] A hook structure 13 for hanging is arranged on the rear side of the device housing 1. By fixing the customized bracket on the tunnel wall and then fixing the hook structure 13 to the bracket, the monitoring device can be fixed in position for long-term monitoring.

[0040] In addition, the device housing 1 is provided with a handle structure 14 for carrying.

[0041] The above description is only an illustrative specific implementation manner of the present invention. Without departing from the concept and principle of the present invention, any equivalent changes and modifications made by those skilled in the art should fall within the scope of protection of the present invention.

Claims

1. A tunnel excavation face safety monitoring device, characterized in that: The safety monitoring device comprises: a device housing (1), wherein a camera module (2) for shooting on-site images is arranged on the front side of the device housing (1); A radar module (3) for three-dimensional scanning is arranged on the front side of the device housing (1); A gas monitoring module (4) for gas collection and analysis is arranged inside the device housing (1); A display module (5) for data display and touch control is arranged on the front side of the device housing (1); The device housing (1) is provided with an alarm module (6) for alarm prompting; A control module (7) is arranged inside the device housing (1) and is circuit-connected to the camera module (2), the radar module (3), the gas monitoring module (4), the display module (5) and the alarm module (6); A power supply module (8) for power supply is arranged inside the device housing (1).

2. The tunnel excavation face safety monitoring device according to claim 1, characterized in that: The safety monitoring device also has a communication module (9), the communication module (9) being circuit-connected to the control module (7) and used for transmitting monitoring and control information to a client (10).

3. The tunnel excavation face safety monitoring device according to claim 2, characterized in that: The communication module (9) comprises a Bluetooth module, a WiFi module and a GPRS module.

4. The tunnel excavation face safety monitoring device according to claim 1, characterized in that: The camera module (2) is connected to the device housing (1) via a pan / tilt module (11), and the shooting angle can be changed via the pan / tilt module (11).

5. The tunnel excavation face safety monitoring device according to claim 1, characterized in that: The radar module (3) is a laser radar module.

6. The tunnel excavation face safety monitoring device according to claim 1, characterized in that: The gas monitoring module (4) comprises a plurality of gas sensors for detecting different types of gas data and transmitting the data to the control module (7).

7. The tunnel excavation face safety monitoring device according to claim 1, characterized in that: The alarm module (6) comprises a buzzer and an alarm light, wherein: The buzzer and the warning light are both connected to the control module (7) in a circuit and are used to issue an alarm when danger and risk are detected.

8. The tunnel excavation face safety monitoring device according to claim 1, characterized in that: A bracket base (12) for mounting a bracket is provided at the bottom of the device housing (1); A hook structure (13) for hanging is arranged on the rear side of the device housing (1); The device housing (1) is provided with a handle structure (14) for carrying.

Images