CN210558724U

CN210558724U - Elevator attitude monitoring and positioning system

Info

Publication number: CN210558724U
Application number: CN201920297071.0U
Authority: CN
Inventors: 何家俊; 贾犇; 杨汇渠; 袁玖娟; 李金霞; 隋首钢
Original assignee: Shandong Jianzhu University
Current assignee: Shandong Jianzhu University
Priority date: 2019-03-10
Filing date: 2019-03-10
Publication date: 2020-05-19
Anticipated expiration: 2029-03-10

Abstract

An elevator attitude monitoring and positioning system belongs to the field of elevator safety. In particular to an STC89C52 singlechip module, an elevator shaking monitoring module, a power supply module, a communication module, a distance measuring module, an alarm module and a display module; the utility model discloses use STC89C52 singlechip as control core, utilize power module for the equipment power supply, adopt the elevator to rock monitoring module monitoring elevator vertical acceleration, the angle, rock the frequency, range module monitoring elevator position, carry out data transmission through communication module, then singlechip processing signal, finally show the vertical acceleration of elevator on display module, the angle, rock frequency and elevator height of locating, the frequency that will monitor data and elevator and normally rock is relatively, if be greater than this normal frequency, then bee calling organ reports to the police.

Description

Elevator attitude monitoring and positioning system

Technical Field

The utility model relates to an elevator attitude monitoring and positioning system, in particular to an elevator attitude monitoring and positioning system which utilizes an ADXL345 acceleration transducer to monitor the shaking condition of an elevator, adopts the laser ranging principle to position the elevator and has the alarm function; belongs to the field of elevator safety.

Background

The elevator has developed in China to be mature, however, the number index of death caused by elevator accidents per year still does not reach the level of developed countries, and the safety of the elevator is still a matter worth paying attention to and needing to be solved. Want to guarantee elevator safety, just must possess one set of effectual elevator safety precaution system, the utility model discloses have very important meaning in the aspect of the monitoring of elevator gesture, must contribute to some extent in elevator safety field.

Disclosure of Invention

To the problem, the utility model provides an elevator gesture monitoring and positioning system.

The utility model discloses a realize according to following scheme: the utility model provides an elevator gesture monitoring and positioning system comprises STC89C52 singlechip module, elevator rock monitoring module, power module, communication module, ranging module, alarm module and display module, its characterized in that: the method comprises the steps that an STC89C52 single chip microcomputer is used as a control core, a power supply module is used for supplying power to equipment, an elevator shaking monitoring module is used for monitoring vertical acceleration, angle and shaking frequency of an elevator, a distance measuring module is used for monitoring the position of the elevator, data transmission is carried out through a communication module, then the single chip microcomputer processes signals, finally the vertical acceleration, the angle, the shaking frequency and the height of the elevator are displayed on a display module, the monitored frequency is compared with the normal shaking frequency of the elevator, and if the monitored frequency is greater than the normal frequency, a buzzer gives an alarm; reminding elevator staff to take effective measures so as to achieve the purpose of monitoring the safety posture of the elevator in real time.

The utility model adopts STC89C52 as the internal processor of the instrument, and STC89C52 is a microcontroller with low power consumption, high performance and CMOS 8-bit type; the utility model discloses an elevator rocks monitoring module has adopted ADXL345 acceleration sensor, acquires X, Y, Z triaxial acceleration, again according to the algorithm, calculates the angle of each axle, the frequency of vibration; the distance measurement module measures distance by adopting a laser distance measurement principle; the utility model discloses a communication module has adopted zigbee communication, and it is a short distance, low-power consumption's wireless communication technique.

The utility model discloses an useful part is, at elevator operation in-process, the utility model discloses enable the elevator staff and learn the real-time operation gesture and the position of elevator, when the elevator abnormal conditions appeared, the system will in time report to the police and show current elevator gesture and position in real time, let elevator staff's very first time discovery problem to the emergence of effectual reduction elevator accident reduces personnel's injures and deaths. The utility model adopts STC89C52 single chip as the main CPU chip, and the system hardware equipment has simple and reasonable structure, low cost and good real-time performance; the laser technology applied in the ranging module has the characteristics of high brightness, good monochromaticity, unidirectionality, difficult divergence and the like, so that the performance of the laser ranging module is more stable; the elevator sway monitoring module adopts an ADXL345 chip to realize the detection of the limb movement posture, can monitor the vertical acceleration, the angle and the sway frequency in real time, has small volume and light weight, is very accurate in measurement, and greatly improves the safety coefficient of the elevator; the alarm module completes the alarm function by combining a threshold detector and a buzzer; the communication module adopts zigbee communication, which is a short-distance and low-power consumption wireless communication technology.

Drawings

Fig. 1 is a schematic diagram of the present invention.

Fig. 2 is a flow chart of the present invention.

Detailed Description

As shown in the attached figure 1, the utility model is realized according to the following scheme: the utility model provides an elevator gesture monitoring and positioning system comprises STC89C52 singlechip module, elevator rock monitoring module, power module, communication module, ranging module, alarm module and display module, its characterized in that: the method comprises the steps that an STC89C52 single chip microcomputer is used as a control core, a power supply module is used for supplying power to equipment, an elevator shaking monitoring module is used for monitoring vertical acceleration, angle and shaking frequency of an elevator, a distance measuring module is used for monitoring the position of the elevator, data transmission is carried out through a communication module, then the single chip microcomputer processes signals, finally the vertical acceleration, the angle, the shaking frequency and the height of the elevator are displayed on a display module, the monitored frequency is compared with the normal shaking frequency of the elevator, and if the monitored frequency is greater than the normal frequency, a buzzer gives an alarm; reminding elevator staff to take effective measures so as to achieve the purpose of monitoring the safety posture of the elevator in real time.

As shown in fig. 2: after the monitoring of the elevator attitude monitoring and positioning system is started, firstly judging whether various parameters of the elevator attitude and the elevator position are monitored, and if the parameters are not monitored, monitoring again; transmitting the monitored elevator attitude and position data to the single chip microcomputer through the communication module; after the single chip microcomputer processes the elevator attitude parameters, the elevator attitude parameters are displayed on an LCD screen; and meanwhile, judging whether the measured parameters exceed a threshold value, and if so, alarming.

For those skilled in the art, based on the teachings of the present invention, changes, modifications, substitutions and variations can be made to the embodiments without departing from the principles and spirit of the invention.

Claims

1. The utility model provides an elevator gesture monitoring and positioning system comprises STC89C52 singlechip module, elevator rock monitoring module, power module, communication module, ranging module, alarm module and display module, its characterized in that: the method comprises the steps that an STC89C52 single chip microcomputer is used as a control core, a power supply module is used for supplying power to equipment, an elevator shaking monitoring module is used for monitoring vertical acceleration, angle and shaking frequency of an elevator, a distance measuring module is used for monitoring the position of the elevator, data transmission is carried out through a communication module, then the single chip microcomputer processes signals, finally the vertical acceleration, the angle, the shaking frequency and the height of the elevator are displayed on a display module, the monitored frequency is compared with the normal shaking frequency of the elevator, and if the monitored frequency is greater than the normal frequency, a buzzer gives an alarm; reminding elevator staff to take effective measures so as to achieve the purpose of monitoring the safety posture of the elevator in real time.

2. The elevator attitude monitoring and positioning system of claim 1, wherein: the elevator sway monitoring module adopts an ADXL345 acceleration sensor to acquire X, Y, Z three-axis acceleration, and then calculates the angle and vibration frequency of each axis according to an algorithm.

3. The elevator attitude monitoring and positioning system of claim 1, wherein: the alarm module completes the alarm function by combining a threshold detector and a buzzer.

4. The elevator attitude monitoring and positioning system of claim 1, wherein: the distance measurement module adopts the laser distance measurement principle to measure the distance.