The construction site is a place where safety accidents happen frequently. At present, the scale of project construction is continuously expanding, and the process flow is complicated. How to improve on-site construction site management, control the frequency of accidents, and ensure civilized construction has always been the focus of construction enterprises and government management departments. Especially with the continuous progress of society and the rapid development of urbanization, the government pays more and more attention to people's livelihood, and the concept of safe production has also been deeply rooted in the hearts of the people. This puts forward higher requirements for the quality, safety and civilized construction supervision of construction projects. . In order to strengthen the dynamic assessment of the construction personnel's arrival situation and supervise the on-site work situation, Lezhu Technology uses intelligent safety helmet equipment to accurately locate the site personnel in real time, which can conveniently and efficiently carry out safety production and attendance management, and improve the level of construction management. It can also provide reliable data basis for accident handling and rescue work, and ensure the efficient operation of rescue work. This article introduces Lezhu smart helmet products in detail. For those who want to learn more about smart helmet products, please bookmark this article!
1. Introduction to the Smart Safety Helmet Solution for Construction Sites
Smart helmet is a comprehensive management and safety emergency platform that makes field operations smarter. The system uses technologies such as the Internet of Things, spatial positioning, mobile communications, cloud computing, and big data to provide enterprises with smart wearable products integrating positioning, perception, early warning, audio and video, and a comprehensive management platform based on the "cloud + terminal" architecture. Realize the five-in-one integration of "perception, analysis, service, command, and supervision" to solve the problems in the process of safe production site operations. Make front-end field operations smarter, and make back-end project management more efficient; at the same time, realize real-time linkage of front-end field operations and back-end management, synchronous transmission and storage of information, and data collection and analysis. Front-end on-site operators can use voice or smart helmet FM intercom, video call, video, lighting, positioning, safety protection and warning functions to timely connect the data with the background, and control the project progress in real time through the Lezhu Smart Site APP , Realize the real-time monitoring of the back-end and the front-end, and effectively analyze the collected data to improve work and management efficiency and reduce business operating costs. Create a new safety production management model that combines intelligent management, refined management, and operation process management in the "Internet +" era.
Second, the design concept of the intelligent safety helmet on the construction site
On the basis of ensuring safety, smart helmets are more intelligent and can effectively analyze the collected receipts to improve work and management efficiency and reduce business operating costs.
The smart helmet mainly realizes the direct dialogue with the back-end management and control platform through the smart helmet link. Video transmission, data docking, background command, electronic tag positioning, this is the smart helmet with the positioning chip installed, as long as the wearer enters the building On the construction site, his identity and location can be displayed on the back end. This is the construction personnel safety management system, which can identify and dynamically monitor the construction personnel after entering the construction site. The manager can view the construction personnel on the construction site in real time through the Lezhu Smart Screen system, so that the inspectors can check the movement and distribution of the construction personnel on the construction site at any time. At the same time, through the monitoring network, it is ensured that the project department can also keep track of the dynamics of the construction personnel at any time, so that all personnel entering and leaving the construction site are automatically recorded by the computer, ensuring the safety management of the construction personnel.
Three, the advantages of the construction site smart helmet
The smart security terminal system of the smart helmet is used to monitor whether the wearer is wearing the helmet correctly and to monitor the wearer's work safety. When the staff does not fasten the seat belt correctly, the helmet will give a physical sound and light alarm to remind the wearer to wear the helmet correctly; in addition, the person responsible for safety will receive SMS, automatic voice, APP and platform alarms within 3s; when working When a person encounters a dangerous situation, the person responsible for safety will also be notified in time and deal with the emergency.
The smart helmet can be used independently and can complete functions such as on-site forensics and picture capture. It can also be connected to the emergency command and dispatch platform through 4G wireless network, upload audio and video data to the command center in real time, and form a powerful emergency response with other emergency command terminals Command system.
Smart helmet equipment has no restrictions on terrain, distance, or time. As long as there is a network signal in the area where the equipment is located, it can be connected to the platform, and the command center can see the video.
Fourth, the development of smart safety helmet APP for construction sites
Using smart helmets as hardware equipment, receiving on-site information and systematically managing production data reports, managers use the Lezhu Smart Construction Site APP to conduct remote supervision, which effectively improves on-site safety management efficiency, supervision capabilities and safety levels.
In the past, helmets can only protect head safety, and communication problems rely on walkie-talkies. Due to the noisy environment, limited signal distance, and inability to carry walkie-talkies during work, construction efficiency and worker safety cannot be guaranteed. The development of the smart helmet APP has solved worker safety issues, reduced safety risks, improved economic efficiency, enhanced brand image, and enhanced market competitiveness.
Smart helmet APP development to ensure worker safety:
1. After the worker wears it, he can remotely monitor the on-site personnel through the mobile phone APP, locate and track the work process of the worker, and regulate the work process in real time.
2. In case of emergency, feedback the scene image to the manager through video to obtain rescue support.
3. Based on wireless communication, it can realize two-person or multi-person voice communication without dead ends in any place.
Five, the characteristics of the construction site smart helmet
The smart helmet uses technologies such as the Internet of Things, mobile Internet, artificial intelligence, big data, and cloud computing to make front-end field operations more intelligent and back-end management more efficient; at the same time, it realizes real-time linkage of front-end field operations and back-end management. Synchronous transmission and storage of information and data collection and analysis.
Front-end on-site operators can use voice or smart hands to control the FM intercom, network, video, camera, lighting, security warning and other functions of the smart headset, and timely connect the data with the back-end to realize the back-end real-time monitoring of the front-end, Effectively analyze the collected receipts to improve work and management efficiency and reduce business operating costs.
1. Image acquisition: high-definition video acquisition, the monitoring screen is clear at a glance;
2. Voice dialogue: built-in high-sensitivity MIC and ring-
wire stereo speakers to achieve two-way voice communication; 3. Wireless transmission: support network signal access, which can realize remote terminal equipment Monitoring and communication functions;
4. Personnel positioning: Supports GPS real-time positioning, which is convenient for administrators to deploy personnel to deal with incidents in time;
5. Dangerous rescue: Built-in SOS rescue system is convenient for personnel to get timely rescue when encountering danger.
6. How to use smart helmets on site
The field of use of smart safety helmets is the same as that of traditional safety helmets and can be used as a complete substitute for traditional safety helmets. In our impression, due to its airtightness, many workers are unwilling to wear helmets and put their own fixed number helmets aside, resulting in the loss and damage of helmets. The smart helmet has better breathability and comfort, and it will not feel uncomfortable to wear for a long time. The communication module on the smart helmet is lightweight and powerful, providing a brain for the helmet. Many subconscious dangerous actions, smart helmets will even remind users.
Before wearing the helmet, you need to turn on the power switch, and first enter the self-check process. After the self-check process is completed, a message will be sent to the server. The message contains sensor status, GPS positioning information and base station information. After the first self-inspection message is successfully sent, the helmet enters the wearing monitoring state. Enter the wearing monitoring state, if a wearing abnormality is detected, a voice alarm will be issued and a message will be sent to the server. After wearing the helmet correctly or after a certain period of delay, the helmet enters the state of motion monitoring. If an abnormality is detected, an alarm sound and light will be emitted, and then a message will be sent to the server; if no abnormality is detected, the monitoring data will be sent to the service on a regular basis Device. The server receives the data sent by the smart helmet, realizes the collection and management of the data, and presents it to the manager through the Lezhu app.
Seven, construction site smart helmet application scenarios
As a new type of smart wearable IoT devices, smart helmets have been widely adopted in the engineering industry in the past two years, and many projects have been promoted as bright spots of smart applications. However, many friends still have more doubts about the application scenarios of "smart helmets". At present, the common application scenarios of smart helmets in the industry are as follows.
1、建筑施工
With the guidance of national infrastructure construction and policies, the scale of various construction projects continues to expand, and the process flow is complicated and complicated. It is a place where safety accidents frequently occur. By wearing smart helmets, construction workers can transmit audio and video of the construction site back to the command center via 4G wireless transmission in real time, and can also upload pictures of the site. Construction companies and government regulatory agencies can understand the construction conditions and progress of each site in real time, and make real-time suggestions and corrective measures. In case of an emergency, the command center can understand the cause of the accident and the problem at the first time, and promptly conduct emergency treatment and guide operations through voice intercom.
2、铁路建设
The railway is far away from the busy city and the terrain is complex, and there will be a lot of problems in the construction process. Failure to communicate with the construction personnel in time will cause the construction period to be greatly extended, and even due to lack of supervision, habitual violations may cause serious casualties. By wearing smart helmets, the railway system and competent authorities can watch the railway work monitoring video in the monitoring center in real time, without network restrictions, and keep track of the construction progress in time. In case of emergency, the command center can understand the cause of the problem in real time, and provide timely guidance and standardized operations through voice intercom.
3、矿山作业
The mine is far away from the busy city and the terrain is complex, which is an accident-prone area. Workers wear smart helmets and use 4G network transmission to upload the collected audio and video data to the command center in real time. Mining enterprises, safety supervision and other competent departments can watch mine operation videos on the monitoring platform in real time, and keep abreast of mine safety operation trends. . In the event of an emergency, it can quickly control the scene, provide high-definition, smooth, and stable video effects, and can also realize functions such as positioning, emergency, scheduling, and voice intercom. Effectively improve the management and emergency response level of the regulatory department.
Lezhu Technology has focused on the construction industry for many years. Lezhu smart helmets are more suitable for the needs of enterprises in the construction industry. Together with the multi-module functions of Lezhu APP's cloud construction site, cloud procurement, cloud collaboration, and cloud community, it helps the construction industry achieve quality and efficiency improvements.
8. Development prospects of construction site smart helmets
The integrated design of the smart safety helmet, using the safety helmet as the carrier, realizes on-site audio and video communication throughout the entire project. Through the intelligent safety helmet management platform, management staff can centrally monitor in the centralized control room, and they can directly communicate with on-site personnel when problems are found. On-site security personnel can obtain evidence and record in real time and issue rectification instructions. This allows remote monitoring and on-site inspections to cooperate with each other, making safety management more rigorous and efficient. In this mode, the smart helmet changes the positioning of the helmet from a safety protective gear to a smart protective gear we wear with us. It not only has a protective effect, but also knows how to protect our on-site staff. Smart helmets are undoubtedly an important part of smart wear. It is believed that the future development of smart helmets is bright.