阅读说明：本技术 一种大型作业现场安全防护方法 (Safety protection method for large-scale operation site ) 是由 李若寒 陈禹森 辛晓虎 苏有功 王烨 孔晓利 阮琛奂 武新松 冯焕阳 肖建超 刘 于 2021-09-16 设计创作，主要内容包括：本发明涉及一种大型作业现场安全防护方法,采用多个围栏装置,所述多个围栏装置的布局为：中心设置一个,其它围栏装置根据防护范围半径,沿着防护区域外缘径向均匀排布。所述围栏装置包括激光布防模块、雷达扫描模块、RFID接收模块,通过激光布防模块向地面上两个方向投影激光,实现围栏警示功能；通过雷达扫描模块扫描接近激光围栏的人员,并发出报警信号；通过RFID接收模块识别工作人员与无关人员；通过GPS定位模块与GPRS数据传输模块向上位机APP发送位置及告警信息。本发明方法提高了现场作业人员的安全意识以及工作负责人对现场安全的掌控程度,实现了远程人员信息实时图像监控及识别,极大的提升了作业现场安全系数。(The invention relates to a safety protection method for a large-scale operation site, which adopts a plurality of fence devices, wherein the layout of the fence devices is as follows: the center is provided with one fence device, and other fence devices are uniformly distributed along the radial direction of the outer edge of the protection area according to the radius of the protection range. The fence device comprises a laser defense deploying module, a radar scanning module and an RFID receiving module, and laser is projected to two directions on the ground through the laser defense deploying module to realize a fence warning function; scanning personnel close to the laser fence through a radar scanning module, and sending out an alarm signal; identifying the staff and the irrelevant staff through an RFID receiving module; and sending position and alarm information to the upper computer APP through the GPS positioning module and the GPRS data transmission module. The method improves the safety awareness of field operators and the control degree of work responsible persons on the field safety, realizes the real-time image monitoring and identification of remote personnel information, and greatly improves the safety factor of the operation field.)

1. A safety protection method for a large-scale operation site is characterized by comprising the following steps: adopting a plurality of fence devices, wherein the layout of the fence devices is as follows: the fence device comprises a control module, a laser defense deploying module, a radar scanning module, an RFID receiving module and a GPS positioning module, wherein laser is projected to the ground in two directions through the laser defense deploying module, so that a fence warning function is realized; scanning personnel close to the laser fence through a radar scanning module, and sending out an alarm signal; identifying the staff and the irrelevant staff through an RFID receiving module; and sending position and alarm information to the upper computer APP through the GPS positioning module and the GPRS data transmission module.

2. The large-scale operation site safety protection method according to claim 1, characterized in that: the laser defense module is a high-definition projection lamp, projects a laser light curtain on the ground and is provided with subtitles.

3. The large-scale operation site safety protection method according to claim 1, characterized in that: the radar scanning module adopts a range radar sensor.

4. The large-scale operation site safety protection method according to claim 1, characterized in that: also comprises a supporting frame for supporting the device.

5. The large-scale operation site safety protection method according to claim 4, characterized in that: the support frame adopts an adjustable tripod.

6. The large-scale operation site safety protection method according to claim 1, characterized in that: the alarm device further comprises an alarm module, and the alarm module adopts an audible and visual alarm.

7. The large-scale operation site safety protection method according to claim 1, characterized in that: the device also comprises a camera.

Technical Field

The invention belongs to the field of safety protection, and particularly relates to a safety protection method for a large-scale operation site.

Background

The security fence that traditional electric power operation scene used is mostly telescopic security fence, netted security fence. In the actual use process, the situations of rail toppling, displacement and the like are very easy to occur, and the problems of large volume and inconvenient field arrangement exist. The traditional safety fence has low intelligent degree and lacks functions of early warning, alarming and the like; in addition, when a large number of operating site personnel exist, the monitoring is difficult, and the existing remote operation monitoring still adopts the modes of PDA photographing, site video recording and the like, so that the on-site personnel cannot be effectively identified and monitored, and the monitoring efficiency is low.

Disclosure of Invention

The invention aims to overcome the defects of the prior art, provides a large-scale operation site safety protection method, improves the safety awareness of site operation personnel and the control degree of a working responsible person on site safety, and realizes the real-time image monitoring and identification of remote personnel information.

The technical scheme adopted by the invention for solving the technical problem is as follows:

a safety protection method for a large-scale operation site adopts a plurality of fence devices, and the layout of the fence devices is as follows: the fence device comprises a control module, a laser defense deploying module, a radar scanning module, an RFID receiving module and a GPS positioning module, wherein laser is projected to the ground in two directions through the laser defense deploying module, so that a fence warning function is realized; scanning personnel close to the laser fence through a radar scanning module, and sending out an alarm signal; identifying the staff and the irrelevant staff through an RFID receiving module; and sending position and alarm information to the upper computer APP through the GPS positioning module and the GPRS data transmission module.

And the laser defense module is a high-definition projection lamp, projects a laser light curtain on the ground and is provided with subtitles.

Moreover, the radar scanning module adopts a range radar sensor.

Furthermore, the device also comprises a supporting frame for supporting the device. The support frame adopts an adjustable tripod.

And the alarm device also comprises an alarm module, wherein the alarm module adopts an audible and visual alarm.

Moreover, the device also comprises a camera.

The invention has the advantages and positive effects that:

the method improves the safety awareness of field operators and the control degree of work responsible persons on the field safety, realizes the real-time image monitoring and identification of remote personnel information, and greatly improves the safety factor of the operation field.

Drawings

FIG. 1 is a schematic layout of a fence device for a large-scale job site according to the present invention;

FIG. 2 is a block circuit diagram of the enclosure apparatus of the present invention;

fig. 3 is a schematic structural view of the enclosure apparatus of the present invention.

Detailed Description

The present invention is further illustrated by the following specific examples, which are intended to be illustrative, not limiting and are not intended to limit the scope of the invention.

A safety protection method for a large-scale operation site adopts a plurality of fence devices, and the layout of the fence devices is as follows: the center is provided with one fence device, and other fence devices are uniformly distributed along the radial direction of the outer edge of the protection area according to the radius of the protection range.

The fence device comprises a case 2, a control panel is installed in the case 2, the control panel comprises an STM32 control module, and an STM32 control module is respectively connected with a laser defense arrangement module, a radar scanning module, an RFID receiving module, a GPS positioning module, a GPRS data transmission module, an alarm module, a camera 1 and a power supply module. The case is provided with a laser emitting port 3. The camera 1 is installed on the top of the case 2.

The case 2 is a square shell with the size of 30cm by 30cm, the device takes STM32 as a control core, and the fence warning function is realized by projecting laser to two directions on the ground through the laser defense arrangement module; scanning personnel close to the laser fence through a radar scanning module, and sending out an alarm signal; identifying the staff and the irrelevant staff through an RFID receiving module; and sending information such as position and alarm to the upper computer APP through the GPS positioning module and the GPRS data transmission module.

The main body device of the laser defense module is a 1:1 high-definition projection lamp, a BEAD lamp BEAD is used, the power is 80w, a red laser light curtain can be projected on the ground, and the laser defense module is provided with a' step stopping, high-voltage danger! The caption and the laser projection angle can be adjusted, and the projection length is 4 m.

The radar scanning module comprises an HLK-LD303-24G 24GHz millimeter wave distance measuring radar sensor and a loudspeaker, and can collect people or objects moving in 4 meters close to the laser fence, the alarm range is 4m right in front of the device, the detection angle is +/-60 degrees, and the precision is 5 cm;

the RFID receiving module has a receiving distance of 5m, can identify active RFID card signals, and enables operators to enter an operation site by wearing RFID cards with different colors, so that intelligent identification and selective alarm on the identity of the operators are realized;

personnel and device positioning is realized through the GPS positioning module and the RFID receiving module, and the handheld terminal can check device position information, early warning information and personnel position information in real time.

The GPRS data transmission module realizes terminal data transmission, the model of the GPS positioning module is WT-NEO6M, the positioning accuracy is 2.5mCEP (SBAS:2.0mCEP), the updating rate is 5Hz, the module size is 36 × 26 × 4mm, and the ceramic thickness is 13 mm; the RFID receiving module is DSM-03W/N, is 16mm 30mm 2.5mm in size and is worn with an external antenna; the GPRS data transmission module is 4G full-network CAT-1, has the size of Wie39mm mm 33mm 10.1mm and the serial port rate of 1200-115200, and has two working modes of data transparent transmission and short message transparent transmission;

after the card type and the position information are determined through the radar scanning module and the RFID receiving module, a camera (an IMX219 small-sized photosensitive camera) at the top of the device collects the information of personnel at the position and uploads the information to a remote control terminal through adjusting the focal length, so that remote image recognition is realized, the size of the camera is 25mm × 24mm, the diagonal angle of view is 200 degrees, the focal length is 0.87mm, the aperture is 2.0, and the size of a CMOS is 1/4 inches;

the ground is provided with the reflective tripod, so that vehicles coming and going can be effectively reminded, the adjusting range of the supporting legs is 20cm-150cm, and the supporting legs can be adjusted to adapt to various terrain conditions;

the power module adopts a lithium battery, the volume and the quality are guaranteed, the endurance capacity is further improved, and the maximum endurance time is 4 hours;

all modules are mounted on an M4 arduino development board, so that efficient data processing is realized;

all the collected position information, RFID terminal information and image information are transmitted to a remote terminal by a GPRS data transmission module, and visual remote control of the mobile phone and the computer intelligent terminal is achieved.

The safety device for safety protection and remote monitoring of the operation site is suitable for various types of operation sites, and the specific implementation mode is as follows:

firstly, selecting a position to set a safety device according to the protection range requirement of an operation site, wherein a single fence device is only required to be arranged at the central position of a small-sized operation site;

turning on a power supply on the front side of the device, and adjusting the laser emission angle, the position of a top lens and the height of a tripod;

opening a remote monitoring terminal interface of the on-site early warning terminal, enabling the on-site early warning terminal to check the position of the device and early warning information in real time, allowing manual early warning reset, enabling the remote monitoring terminal interface to check the positions of the RFID cards wearing different colors in real time, and opening the cards to check personnel image information;

step four: when a person who does not wear the RFID active card enters an operation site, an alarm module in the device sends out an early warning signal, and an alarm signal appears at both a site mobile phone terminal and a remote computer terminal;

and fifthly, arranging the staff to replace the battery pack at any time according to the electric quantity display of the on-site early warning terminal interface.

The safe and full coverage of a large-scale operation site can be realized in a mode of combining a plurality of edge fence devices and a central fence device.

The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various changes and modifications can be made without departing from the inventive concept, and these changes and modifications are all within the scope of the present invention.