CN-121990481-A - Intelligent safety management system and method for tower crane lifting joint operation

CN121990481ACN 121990481 ACN121990481 ACN 121990481ACN-121990481-A

Abstract

The invention discloses an intelligent safety management system and method for tower crane lifting joint operation, wherein the system comprises a management platform, an action detection module, a height detection module and a video monitoring module, wherein the management platform is used for storing an operation plan, confirming the capacity before operation, recording operation process data and carrying out operation acceptance, the action detection module is arranged on a lifting mechanism of a tower crane and used for detecting the moving state of a lifting cage in real time and generating a moving signal, the height detection module is arranged on the tower crane and used for detecting the lifting height of the tower crane in real time and generating height data, the video monitoring module comprises a camera and is used for acquiring video images of an operation area of the tower crane lifting joint, and the management platform is respectively in communication connection with the action detection module, the height detection module and the video monitoring module.

Inventors

CHEN CHAO
LI YINGQI
XIAO TAOTAO
LI QIANGUO
Xiong chang
LIU HUCHENG
LIU YANG

Assignees

中国一冶集团有限公司

Dates

Publication Date: 20260508
Application Date: 20260331

Claims (10)

1. An intelligent safety management system for tower crane lifting joint operation, which is characterized by comprising: the management platform is used for storing a job plan, confirming the capacity before executing the job, recording the data of the job process and checking and accepting the job; The motion detection module is arranged on the lifting mechanism of the tower crane and used for detecting the moving state of the lifting cage in real time and generating a moving signal; the height detection module is arranged on the tower crane and used for detecting the lifting height of the tower crane in real time and generating height data; the video monitoring module comprises a camera and is used for acquiring video images of the tower crane lifting joint operation area; The management platform is respectively in communication connection with the action detection module, the height detection module and the video monitoring module; the management platform is configured to: judging the start-stop state and the operation progress of the lifting section operation according to the received movement signals and the received height data; and controlling the start and stop of the video monitoring module according to the judging result, and generating a job record associated with the job process data.
2. The intelligent safety management system for tower crane lifting joint operation according to claim 1, further comprising a view target, wherein the view target is arranged on a tower crane lifting cage, and the view target is provided with identification information for positioning and focusing; The camera of the video monitoring module is configured to recognize the identification information, adjust focal length and shooting angle according to the identification information, and realize automatic tracking shooting of the jacking ladder cage.
3. The intelligent safety management system for tower crane lifting joint operation according to claim 2, wherein the identification information on the view target comprises an equipment information identification for confirming the identity of the tower crane and a video verification identification for providing focusing parameters.
4. The intelligent safety management system for crane lifting joint operation according to claim 1, wherein the motion detection module comprises a movement sensing device, the movement sensing device comprises a trigger wheel contacted with a guide wheel of the lifting cage and a signal sending component, when the lifting cage moves, the guide wheel drives the trigger wheel to rotate, and the signal sending component is triggered to send the movement signal to the management platform.
5. The intelligent safety management system for tower crane lifting joint operation according to claim 1, wherein the height detection module comprises a laser range finder, a power module, a wireless communication device and a signal analysis device; The laser range finder is used for measuring the vertical distance between the mounting point of the laser range finder and the ground; The signal analysis device is used for converting the distance data acquired by the laser range finder into a data format required by a management platform; The wireless communication device is used for exchanging data with the management platform.
6. The intelligent safety management system for tower crane lifting joint operation according to claim 5, wherein the laser range finder is installed at an unoccluded position on a tower crane cab or a boom, and measures a distance to the ground vertically downwards.
7. The intelligent safety management system for tower crane lifting joint operation according to claim 1, wherein the management platform comprises a field wireless data receiving and transmitting module for wireless communication with the action detection module, the height detection module and the video monitoring module.
8. An intelligent safety management method for tower crane lifting joint operation, which is applied to the intelligent safety management system for tower crane lifting joint operation as claimed in any one of claims 1 to 7, and is characterized by comprising the following steps: s1, inputting and storing a lifting joint operation plan through the management platform; S2, before the operation starts, the capability confirmation before the operation is completed through the management platform; s3, monitoring the moving state of the jacking ladder cage in real time through the action detection module; S4, when the motion detection module detects movement, the management platform inquires whether a corresponding operation plan exists; S5, if a corresponding operation plan exists, judging that normal operation starts, triggering the video monitoring module to start video recording, monitoring the change of the lifting height of the tower in real time through the height detecting module, recording key events according to height change data, and comparing with the operation plan; S6, when the height detection module detects that the lifting height of the tower crane reaches a preset operation plan value, judging that the operation is completed, and triggering the video monitoring module to stop video recording; And S7, performing operation acceptance through the management platform, and generating an operation record comprising a video record, a key event and an acceptance form.
9. The intelligent safety management method for crane lifting joint operation according to claim 8, wherein in the step S2, the pre-operation capability confirmation includes electronic confirmation of operator qualification, safety technology engagement record, and equipment status check result.
10. The intelligent safety management method for the crane lifting joint operation according to claim 8, wherein in the step S4, if the management platform does not inquire the corresponding operation plan, the operation is determined as illegal operation, the video monitoring module is controlled to record video and/or send out an alarm, and in the step S5, alarm information is sent out when the actual height change is inconsistent with the preset height value in the operation plan.

Description

Intelligent safety management system and method for tower crane lifting joint operation Technical Field The invention relates to the technical field of safety management of special equipment in constructional engineering, in particular to an intelligent safety management system and method for operation of a lifting joint of a tower crane. Background A tower crane (referred to as a "tower crane") is an essential vertical and horizontal transport device for building construction. In the whole life cycle, links such as installation, lifting (lifting), lowering and dismounting belong to sub-section projects with high risk. Particularly, the operation of lifting and lowering the tower body is complicated in operation procedure and highly concentrated in risk due to the dynamic change of the structure of the tower body, and is a main occurrence stage of the tower crane safety accident. At present, the following technical defects mainly exist in the safety management of the operation of the lifting joint of the tower crane: 1. The traditional inspection before the operation of the lifting section adopts a paper form, the paper form is filled in manually by an operator, the authenticity, timeliness and integrity of an inspection result are difficult to guarantee, and an effective supervision and traceability mechanism is lacked. In the operation process, the control of the key working procedures still depends on the experience and responsibility of field personnel, and the standardization degree is low. 2. The monitoring equipment is isolated and the information is not linked, and although the video monitoring equipment is generally deployed on a construction site, the equipment usually operates independently and cannot realize intelligent linkage with the starting of the operation of the lifting joint, key actions (such as the starting of the lifting joint, the completion of the additional installation of the standard joint) and the like. The recorded video data is long, key nodes are not obvious, and the efficiency of post-looking up and accident analysis is low. In the prior art, the currently disclosed tower crane safety monitoring technology, the utility model patent with publication number of CN115557384A discloses an intelligent building site tower crane monitoring system, the utility model patent with publication number of CN116873793A discloses a special equipment intelligent monitoring method system device and a storage medium, and the patent schemes are mainly focused on anti-collision, load monitoring and tower group scheduling in the conventional operation stage of the tower crane, accurately identify a specific operation working condition of a lifting section, and fail to carry out special safety management for special risks (such as personnel qualification checking, technical scheme execution and ladder cage climbing action monitoring) under the working condition. The utility model patent with the publication number of CN221440197U discloses a lifting auxiliary device for a tower crane lifting section, which relates to the auxiliary device for the lifting section of the tower crane, but focuses on the auxiliary installation of a physical and mechanical structure to a standard section, so that manual intervention can be reduced to a certain extent, the safety of an object in the operation is improved, the safety guarantee of the object in the operation is emphasized, the lifting/lowering operation of the tower crane cannot be identified, and a comprehensive safety management system for all elements of people, skills and objects is not formed. In summary, in the prior art, a set of integrated management system for the whole process of the crane lifting section operation, which can combine the operation flow management and control, the automatic identification of key actions, the intelligent video linkage and the multidimensional safety monitoring, is lacking, and the urgent requirement of the current building construction field for the refined and intelligent management and control of important risk sources of the crane is difficult to be met. Disclosure of Invention The invention aims to provide an intelligent safety management system and method for operation of a lifting joint of a tower crane, and aims to solve the problems that in the prior art, the artificial dependency is high, the flow control is lost, the equipment information is isolated and the linkage is poor, and the intelligent control of all elements of the lifting joint cannot be realized. In order to achieve the above object, according to a first aspect of the present invention, there is provided an intelligent security management system for tower crane lifting joint operation, comprising: the management platform is used for storing a job plan, confirming the capacity before executing the job, recording the data of the job process and checking and accepting the job; The motion detection module is arranged on the lifting mechanism of the