Combined dashboard weather, escalator condition based maintenance data

Patent metadata

Field	Value
Publication number	US-11059702-B2
Application number	US-201916684617-A
Country	US
Kind code	B2
Filing date	Nov 15, 2019
Priority date	Nov 15, 2019
Publication date	Jul 13, 2021
Grant date	Jul 13, 2021

Abstract

A monitoring system for an escalator including: a local gateway device; an analytic engine in communication with the local gateway device through a cloud computing network; a sensing apparatus in wireless communication with the local gateway device through a short-range wireless protocol, the sensing apparatus including: an inertial measurement unit sensor configured to detect acceleration data of the escalator, wherein at least one of the sensing apparatus, the local gateway device, and the analytic engine is configured to determine an operating mode of the escalator in response to at least the acceleration data; and an application for a computing device, the application being configured to display weather data simultaneously with the operating mode of the escalator on a display device of the computing device.

First claim

What is claimed is:

1. A monitoring system for an escalator, the monitoring system comprising:
a local gateway device;
an analytic engine in communication with the local gateway device through a cloud computing network;
a sensing apparatus in wireless communication with the local gateway device through a short-range wireless protocol, the sensing apparatus comprising:
an inertial measurement unit sensor configured to detect acceleration data of the escalator,
wherein at least one of the sensing apparatus, the local gateway device, and the analytic engine is configured to determine an operating mode of the escalator in response to at least the acceleration data; and
an application for a computing device, the application being configured to display weather data simultaneously with the operating mode of the escalator on a display device of the computing device.

2. The monitoring system of claim 1 , wherein the application displays the operating mode via an operating mode icon on a map at a location of the escalator.

3. The monitoring system of claim 1 , further comprising:
a microphone configured to detect sound data of the escalator,
wherein the operating mode is determined in response to at least one of the acceleration data and the sound data.

4. The monitoring system of claim 3 , wherein the sensing apparatus is configured to determine the operating mode of the escalator in response to at least one of the acceleration data and the sound data.

5. The monitoring system of claim 3 , wherein the sensing apparatus is configured to transmit the acceleration data and the sound data to the local gateway device and the local gateway device is configured to determine the operating mode of the escalator in response to at least one of the acceleration data and the sound data.

6. The monitoring system of claim 3 , wherein the sensing apparatus is configured to transmit the acceleration data and the sound data to the analytic engine through the local gateway device and the cloud computing network, and wherein the analytic engine is configured to determine the operating mode of the escalator in response to at least one of the acceleration data and the sound data.

7. The monitoring system of claim 1 , wherein the sensing apparatus is located within a handrail of the escalator and moves with the handrail.

8. The monitoring system of claim 1 , wherein the sensing apparatus is attached to a step chain of the escalator and moves with the step chain.

9. The monitoring system of claim 1 , wherein the sensing apparatus is stationary and located proximate to a step chain of the escalator or a drive machine of the escalator.

10. The monitoring system of claim 1 , wherein the sensing apparatus is attached to a moving component of a drive machine of the escalator.

11. The monitoring system of claim 10 , wherein the moving component of the drive machine is an output sheave that drives a step chain of the escalator.

12. The monitoring system of claim 1 , wherein the sensing apparatus uses the inertial measurement unit sensor to detect low frequency vibrations less than 10 Hz.

13. The monitoring system of claim 3 , wherein the sensing apparatus uses the microphone to detect high frequency vibrations greater than 10 Hz.

14. A method of monitoring an escalator, the method comprising:
detecting acceleration data of the escalator using an inertial measurement unit sensor located in a sensing apparatus;
determining an operating mode of the escalator in response to at least the acceleration data;
obtaining weather data at a location of the escalator; and
displaying the weather data simultaneously with the operating mode of the escalator on a display device of a computing device using an application for the computing device.

15. The method of claim 14 , wherein the application displays the operating mode via an operating mode icon on a map at the location of the escalator.

16. The method of claim 14 , further comprising:
detecting sound data of the escalator using a microphone located in the sensing apparatus, wherein the operating mode is determined in response to at least one of the acceleration data and the sound data.

17. The method of claim 16 , wherein the sensing apparatus is configured to determine the operating mode of the escalator in response to at least one of the acceleration data and the sound data.

18. The method of claim 16 , further comprising:
transmitting the acceleration data and the sound data to a local gateway device in wireless communication with the sensing apparatus through a short-range wireless protocol, wherein the local gateway device is configured to determine the operating mode of the escalator in response to at least one of the acceleration data and the sound data.

19. The method of claim 16 , further comprising:
transmitting the acceleration data and the sound data to a local gateway device in wireless communication with the sensing apparatus through a short-range wireless protocol; and
transmitting the acceleration data and the sound data to an analytic engine through a cloud computing network,
wherein the analytic engine is configured to determine the operating mode of the escalator in response to at least one of the acceleration data and the sound data.

20. The method of claim 11 , further comprising:
detecting low frequency vibrations less than 10 Hz using the inertial measurement unit sensor.

Assignees

• Otis Elevator Co

Inventors

• Pahlke Derk Oscar

Classifications

• B66B29/005 Primary

  Applications of security monitors · CPC title

• B66B25/006 Primary

  Monitoring for maintenance or repair (for security reasons B66B29/005) · CPC title

• B66B3/008

  Displaying information not related to the elevator, e.g. weather, publicity, internet or TV · CPC title

• B66B25/003 Primary

  Methods or algorithms therefor · CPC title

• B66B27/00

  Indicating operating conditions of escalators or moving walkways (of general application G08) · CPC title