CN203781703U - Complex cluster walking type tower crane anti-collision system - Google Patents

Abstract

The utility model relates to an anti-collision system for complex cluster walking tower cranes, belonging to the technical field of anti-collision safety monitoring for group tower operations of walking tower cranes. The system includes: power supply module, lifting height sensor module, trolley amplitude sensor module, rotation angle sensor module, arm inclination sensor module, weight sensor module, wind speed sensor module, monitoring instrument module, data acquisition module, data output module, relay control module, alarm module, Zigbee wireless communication module, GPRS remote wireless communication module and GNSS receiver module. The utility model is easy to install and has powerful functions. It not only realizes the monitoring of the running state of a single walking tower crane, but also can display and judge the relative positions between the walking tower cranes, and effectively prevents the mutual interference between the tower cranes. Collision problems, in addition, remote monitoring and management can be carried out for each tower crane.

Description

An anti-collision system for complex cluster walking tower cranes

technical field

The utility model relates to the field of safety monitoring of tower cranes, and specifically provides an anti-collision system for complex cluster walking tower cranes. the

Background technique

As a main construction machine widely used in construction and installation projects in our country, tower crane is an indispensable and important construction machine for high-rise building construction. With the widespread use of tower cranes, its safety issues cannot be ignored. Secondly, as urban buildings become more and more dense, the density of tower cranes on construction sites is also increasing. Collision accidents between tower cranes and buildings occur frequently. In addition, with the new application of Internet of Things technology in the engineering field, in order to facilitate tower crane monitoring units, tower crane leasers, tower crane users, tower crane manufacturers, construction parties and other departments and relevant personnel to monitor the tower It is very necessary to design a tower crane safety monitor with the above functions for the real-time online perception of the safety of the working conditions of the crane and the timely supervision, measurement and control, and early warning of the use process and behavior of the tower crane. the

The main problems of the existing tower crane safety monitoring system (commonly known as tower crane black box) are single function, short service life and poor reliability of the system. the

Utility model content

The purpose of the utility model is to overcome the above-mentioned shortcomings in the existing tower crane safety monitoring system technology, and provide a complex cluster walking tower crane operating state measurement and control system with convenient installation and powerful functions. the

The technical scheme that the utility model realizes above-mentioned utility model purpose is as follows:

A complex cluster walking tower crane anti-collision system, the system includes a power supply module, a lifting height sensor module, a trolley amplitude sensor module, a rotation angle sensor module, a boom inclination sensor module, a weight sensor module, a wind speed sensor module, and a monitoring instrument module , data acquisition module, data output module, relay control module, alarm module, Zigbee wireless communication module, GPRS long-distance wireless communication module and GNSS receiver module; The described lifting height sensor module is installed on the lifting height stroke limiter, and the width of the trolley The sensor module is installed on the luffing stroke limiter of the trolley, the rotation angle sensor is installed on the rotation angle stroke limiter of the boom, the boom inclination sensor module is installed on the boom of the tower crane, and the weight sensor module is installed on the big arm through which the wire rope passes. In the pin shaft of the pulley, the wind speed sensor is installed on the top of the tower crane; the output data of the lifting height, trolley width, slewing angle, hoisting weight, wind speed and inclination angle of each sensor module are sent to the other through the data acquisition module in the form of bus signals. A connected monitoring instrument module composed of a microprocessor, the control signal output terminal of the monitoring instrument module is connected with the relay control module through the data output module; a group of relay contacts connected to the relay control module are in the form of normally closed, respectively It is connected in series in the control loop of lifting, turning, luffing, walking, and boom tilting; the data output terminals of the monitoring instrument module are respectively connected with the Zigbee wireless communication module and the GPRS remote wireless communication module; the GNSS receiver module of the mobile station Connect with monitoring instrument module, described GNSS receiver module includes GNSS antenna, GNSS receiver and radio station, GNSS receiver is divided into base station and mobile station, and base station GNSS receiver is installed in the open place around tower crane group, mobile The station GNSS receiver is installed on the walking tower crane; the power module is used for the power supply of the whole system.

The utility model has the following advantages:

The system has installation functions, powerful functions, digitalization, informatization, and intelligent features. It can monitor various parameters of tower cranes in real time. At the same time, it can transmit mutual information between group towers, and identify relative positions and collision relationships. Supervision function, the working data of each tower crane can be transmitted through the GPRS wireless network and the Internet, which is convenient for relevant personnel to remotely view and manage in real time.

Description of drawings

Figure 1 is a schematic diagram of the system structure of the utility model. the

Detailed ways

A complex cluster walking tower crane anti-collision system described in the present utility model will be described in detail below in conjunction with the accompanying drawings and specific embodiments. the

As shown in Figure 1, the utility model patent is a complex cluster walking tower crane anti-collision system. Module, wind speed sensor module, monitoring instrument module, data acquisition module, data output module, relay control module, alarm module, Zigbee wireless communication module, GNSS receiver module. The GNSS receiver is divided into a base station and a mobile station. The base station GNSS receiver is installed in the open space around the tower crane group, and the mobile station GNSS receiver is installed on the walking tower crane; the power supply module is used for power supply of the entire system. the

The steps of a method for monitoring the anti-collision system of complex cluster walking tower cranes are as follows:

1) Fix the base station of the GNSS receiver around the tower crane group, at a fixed position in an open area around the area, and install the mobile station of the GNSS receiver on the tower crane, and communicate with each other through a radio station.

2) Install the lifting height sensor module, trolley amplitude sensor module, slewing angle sensor module, arm inclination sensor module, and weight sensor module on the corresponding mechanism of the tower crane respectively. The wind speed sensor is installed on the top of the tower crane, and the data acquisition module and data output The module and relay control module are installed in the distribution box outside the cab, and the monitoring instrument and alarm module, Zigbee wireless communication module and GPRS remote wireless communication module are installed in the cab. The lifting height sensor module, trolley amplitude sensor module, rotation angle sensor module, weight sensor module, wind speed sensor module, arm inclination sensor module are respectively connected with the data acquisition module; the relay control module is connected with the data output module; the data acquisition module, data output Module, alarm module, Zigbee inter-tower wireless communication module, GPRS remote wireless communication module, mobile station GNSS receiver module are respectively connected with the monitoring instrument module;

3) The tower crane operation state measurement and control system runs first through the data acquisition module to output the tower crane from each sensor module (lifting height sensor module, trolley amplitude sensor module, slewing angle sensor module, weight sensor module, wind speed sensor module, inclination sensor module) The electrical signals of various physical parameters (lifting height, trolley range, slewing angle, hoisting weight, wind speed, inclination angle) of the machine running state are collected and transmitted to the monitoring instrument module with bus signals. At the same time, the GNSS receiver installed on the tower crane (mobile station ) to transmit the position coordinate information of the tower crane to the monitoring instrument module, and the monitoring instrument runs the tower crane monitoring system software. The content is sent to the LCD display, and the alarm information is sent to the alarm module for sound and alarm light prompts. On the other hand, the local group towers can interact with the operation information through Zigbee wireless technology, and at the same time, the local information is uploaded regularly through the GPRS data service to the The remote monitoring center server, the main control module transmits the control information to the data output module through the comprehensive processing of the acquired real-time operation data of its own tower crane, the interactive information of the surrounding towers and the control information of the remote center server, and controls the contacts of the relay module The opening and closing of the tower crane is used to control the hoisting, turning, luffing, walking, and boom inclination circuits of the tower crane. Relevant personnel can log in to the tower crane remote monitoring platform through the Internet to view the latest historical data records of each tower crane and perform remote management.

The relay contact form of the relay control module is normally closed, which is connected in series in the hoisting, slewing and luffing circuits. the

GNSS receiver module includes GNSS antenna, GNSS receiver, radio station. the

Claims (1)

1. A complex cluster walking tower crane anti-collision system is characterized in that the system includes a power supply module, a lifting height sensor module, a trolley amplitude sensor module, a rotation angle sensor module, a boom inclination sensor module, a weight sensor module, and a wind speed sensor module. Sensor module, monitoring instrument module, data acquisition module, data output module, relay control module, alarm module, Zigbee wireless communication module, GPRS long-distance wireless communication module and GNSS receiver module; Described lifting height sensor module is installed in lifting height stroke limit On the positioner, the trolley amplitude sensor module is installed on the trolley luffing stroke limiter, the rotation angle sensor is installed on the boom rotation angle stroke limiter, the boom inclination sensor module is installed on the tower crane boom, and the weight sensor module is installed on the In the pin shaft of the large pulley through which the wire rope passes, the wind speed sensor is installed on the top of the tower crane; the output data of each sensor module’s lifting height, trolley amplitude, slewing angle, hoisting weight, wind speed and inclination angle are in the form of bus signals. The data acquisition module is sent to the monitoring instrument module connected with it by the microprocessor, and the control signal output end of the monitoring instrument module is connected with the relay control module through the data output module; a group of relay contacts connected by the relay control module The form is normally closed, which are respectively connected in series in the control loops of lifting, slewing, luffing, walking, and boom tilting; the data output terminals of the monitoring instrument module are respectively connected with the Zigbee wireless communication module and the GPRS remote wireless communication module; the mobile station The GNSS receiver module is connected with the monitoring instrument module. The GNSS receiver module includes a GNSS antenna, a GNSS receiver and a radio station. The GNSS receiver is divided into a base station and a mobile station. The base station GNSS receiver is installed in the open space around the tower crane group In the open place, the GNSS receiver of the mobile station is installed on the walking tower crane; the power module is used for the power supply of the whole system.