CN106672726A - On-line monitoring and alarming device of braking system of mine hoist - Google Patents

Abstract

The invention discloses an on-line monitoring and alarm device for the braking system of a mine hoist, which includes an industrial control computer as an upper computer and a single-chip computer as a lower computer, and also includes a sensor module, a data conditioning module, a communication module, a display module, and an alarm module , Power module. Through various sensors in the sensor module, various parameter signals of the brakes in the mine hoist braking system are obtained. The data conditioning module processes the collected parameter signals to obtain digital signals and sends them to the single-chip microcomputer. The single-chip microcomputer performs corresponding data analysis and processing. processing, displaying and transmitting the results to the host computer to realize online monitoring, and at the same time, the device will give an alarm prompt when the measured parameters exceed the normal range. The invention can realize the functions of state monitoring and fault alarm of the braking system of the mine hoist, accurately analyze and evaluate its safety degree, prevent problems before they happen, and play an important role in ensuring the safe operation of the mine hoist.

Description

A mine hoist brake system online monitoring and alarm device

technical field

The invention mainly relates to the field of a mine hoist braking system, in particular to an online monitoring and alarm device for a mine hoist braking system.

Background technique

Some monitoring and protection devices are installed in the existing mine hoist braking system, but the monitoring parameters are few, and most of them are switch signals, the detection accuracy is relatively poor, and the production accidents caused by the failure of the mine hoist braking system cannot be completely avoided. In order to overcome these shortcomings and ensure the normal operation of the mine hoist, it is necessary to develop an online monitoring and alarm device for the braking system of the mine hoist.

Contents of the invention

The purpose of the present invention is to make up for the defects of the prior art, and to provide an online monitoring and alarm device for the braking system of a mine hoist, which can monitor the brake shoe clearance, brake end surface beating, lifting speed, brake oil pressure and oil temperature working conditions. Monitoring of parameters.

In order to achieve the above-mentioned technical purpose and achieve the above-mentioned technical effects, the present invention is realized through the following technical solutions.

An online monitoring and alarm device for a mine hoist braking system, including an industrial control computer as an upper computer and a single-chip computer as a lower computer, and also includes a sensor module, a data conditioning module, a communication module, a display module, an alarm module, and a power supply module. The single-chip microcomputer is connected with the data conditioning module, the communication module, the display module, the alarm module and the power module, the industrial control computer is connected with the communication module, the sensor module is connected with the data conditioning module, and the The sensor module realizes the function of obtaining the brake parameter signal in the mine hoist braking system. The displacement sensor is used to detect the brake shoe clearance, the eddy current sensor is used to detect the end face runout of the brake brake, the photoelectric sensor is used to detect the lifting speed, and the oil pressure sensor is used for to detect the oil pressure of the hydraulic station, and the oil temperature sensor is used to detect the oil temperature of the hydraulic station. The data conditioning module realizes the function of processing the collected parameter signal to obtain a digital signal and sending it to the single-chip microcomputer. The single-chip microcomputer realizes data analysis and processing The function of the industrial control computer realizes the function of online monitoring, the described display module realizes the display function of the parameter signal, and the described alarm module realizes the alarm function when the measured parameter exceeds the normal range, and the described power module Provide electric energy for the single-chip microcomputer, and the communication module realizes the communication function between the upper computer and the lower computer.

Described lower computer has adopted C8051F310 one-chip computer.

Compared with the prior art, the online monitoring and alarm device of the braking system of the mine hoist realizes the brake shoe clearance, the jump of the brake end face, the lifting speed, the brake oil pressure and the oil temperature to reflect the working state of the disc brake. For parameter monitoring, the test method used is more accurate, the device is powerful, and the degree of integration and automation is higher. The development of this device plays an important role in better realizing the status monitoring fault alarm of the hoisting brake system, accurately analyzing and evaluating its safety degree, preventing problems before they happen, and ensuring the safe operation of the mine hoist.

Description of drawings

Fig. 1 is a structural schematic diagram of an online monitoring and alarming device for a mine hoist braking system according to the present invention.

In the figure, 1-industrial control computer; 2-single chip microcomputer; 3-sensor module; 4-data conditioning module; 5-communication module; 6-display module; 7-alarm module; 8-power supply module.

specific implementation plan

The present invention will be further described below in conjunction with the accompanying drawings.

As shown in Figure 1, an online monitoring and alarm device for the braking system of a mine hoist includes an industrial control computer (1) as the upper computer and a single-chip microcomputer (2) as the lower computer, as well as a sensor module (3), data Conditioning module (4), communication module (5), display module (6), alarm module (7), power supply module (8), the single-chip microcomputer (2) and data conditioning module (4), communication module (5) , a display module (6), an alarm module (7), and a power supply module (8), the industrial control computer (1) is connected to the communication module (5), and the sensor module (3) is connected to the data conditioning The modules (4) are connected to each other, and the sensor module (3) realizes the function of obtaining brake parameter signals in the braking system of the mine hoist, the displacement sensor is used to detect the brake shoe clearance, and the eddy current sensor is used to detect the end surface runout of the brake , the photoelectric sensor is used to detect the lifting speed, the oil pressure sensor is used to detect the oil pressure of the hydraulic station, and the oil temperature sensor is used to detect the oil temperature of the hydraulic station. The signal is sent to the function of the single-chip microcomputer (2), the single-chip microcomputer (2) realizes the function of data analysis and processing, the described industrial control computer (1) realizes the function of online monitoring, and the described display module (6) realizes the parameter The signal display function, the alarm module (7) realizes the alarm function when the measured parameter exceeds the normal range, the power supply module (8) provides power for the single-chip microcomputer, and the communication module (5) realizes the upper computer Communication function with the lower computer.

Described lower computer has adopted C8051F310 one-chip computer.

The present invention is an on-line monitoring and alarm device for the braking system of a mine hoist, and its specific implementation method is as follows: a displacement sensor, an eddy current sensor, a photoelectric sensor, an oil pressure sensor and an oil temperature sensor respectively detect the braking force of the brake in the braking system of the mine hoist. Brake shoe clearance, brake end surface beating, lifting speed, hydraulic station oil pressure and hydraulic station oil temperature parameter signals, these parameter signals are processed by the signal conditioning module to obtain digital signals and sent to C8051F310 single-chip microcomputer, the single-chip microcomputer processes these digital signals and After the analysis, on the one hand, the parameter information display function is realized through the display module, and on the other hand, the communication module is transmitted to the industrial control computer as the upper computer to realize the online monitoring function. At the same time, when the measured parameters exceed the normal range, the device will give an alarm prompt .

Claims (2)

1. An online monitoring and alarm device for the braking system of a mine hoist, including an industrial control computer as an upper computer and a single-chip microcomputer as a lower computer, and also includes a sensor module, a data conditioning module, a communication module, a display module, an alarm module, and a power supply module, characterized in that: the single-chip microcomputer is connected with the data conditioning module, communication module, display module, alarm module and power supply module, the industrial control computer is connected with the communication module, and the sensor module is connected with the data conditioning module connected, the sensor module realizes the function of obtaining brake parameter signals in the mine hoist brake system, and the data conditioning module realizes the function of processing the collected parameter signals to obtain digital signals and sending them into the single-chip microcomputer. The single-chip microcomputer realizes the function of data analysis and processing, the described industrial control computer realizes the function of online monitoring, the described display module realizes the display function of the parameter signal, and the described alarm module realizes the alarm function when the measured parameter exceeds the normal range , the power supply module provides electric energy for the single-chip microcomputer, and the communication module realizes the communication function between the upper computer and the lower computer. 2. The on-line monitoring and alarm device for the braking system of mine hoist according to claim 1, characterized in that: said lower computer adopts C8051F310 single-chip microcomputer.