Looking for breakthrough ideas for innovation challenges? Try Patsnap Eureka!

Nine-axis sensor-based vibration alarm method, device and system

A nine-axis sensor and alarm device technology, applied to alarms, instruments, etc., can solve the problems of vibration sensor circuit structure complexity, narrow spectrum range, untimely response, etc., achieve low power consumption, wide spectrum range, false alarm rate low effect

Inactive Publication Date: 2019-12-13
上海卓希智能科技有限公司
View PDF10 Cites 0 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

However, the circuit structure of these vibration sensors is relatively complex, and there are disadvantages such as high false alarm rate, untimely response, narrow spectrum range, low sensitivity, large power consumption, high production cost, and difficult manufacturing.

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • Nine-axis sensor-based vibration alarm method, device and system
  • Nine-axis sensor-based vibration alarm method, device and system
  • Nine-axis sensor-based vibration alarm method, device and system

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0029] This embodiment implements a vibration alarm method based on a nine-axis sensor.

[0030] figure 1 A step diagram of a vibration alarm method based on a nine-axis sensor is shown. as attached figure 1 As shown, a vibration alarm method based on a nine-axis sensor comprises the following steps:

[0031] S1, collecting three-axis gyro data, three-axis acceleration data and three-axis magnetic moment data of the nine-axis sensor;

[0032] S2, using Fourier transform, wavelet transform and Hilbert-Huang transform to perform real-time data fusion analysis on the collected data;

[0033] S3. According to the data fusion analysis result, extracting the features of normal vibration data and abnormal vibration data, and performing vibration alarm according to the extracted abnormal vibration data features.

[0034] Preferably, the above-mentioned normal vibration includes the vibration of the nine-axis sensor caused by passing cars and airplanes; the above-mentioned abnormal...

Embodiment 2

[0041] This embodiment implements a vibration alarm device based on a nine-axis sensor.

[0042]A vibration alarm device based on a nine-axis sensor, the above-mentioned vibration alarm device includes a nine-axis sensor, and the above-mentioned nine-axis sensor includes a three-axis gyro sensor, a three-axis acceleration sensor and a three-axis magnetic moment sensor; the above-mentioned vibration alarm device also includes a microprocessor . A storage unit, the storage unit is used to store instructions, and the microprocessor is controlled by the storage instructions in the storage unit to execute the vibration alarm method based on the nine-axis sensor in the first embodiment.

[0043] Preferably, the above-mentioned nine-axis sensor and the casing of the above-mentioned vibration alarm device are closely connected to form a rigid body.

[0044] Preferably, after the above-mentioned vibration alarm device is installed, the above-mentioned microprocessor executes stored ins...

Embodiment 3

[0050] This embodiment implements a vibration alarm system based on a nine-axis sensor.

[0051] A vibration alarm system based on a nine-axis sensor, the above-mentioned vibration alarm system includes a remote service node and a plurality of vibration alarm devices based on a nine-axis sensor in the above-mentioned embodiment 2, the above-mentioned remote service node and the above-mentioned vibration alarm device are connected through a field bus network The interface communicates with each other, and the above-mentioned remote service node is used for networking the above-mentioned vibration alarm device, assigning a network ID number, setting parameters, and receiving alarm data packets sent by the above-mentioned vibration alarm device.

[0052] The vibration alarm device in this embodiment transmits the vibration alarm and cover opening alarm information to the remote service node through the field bus network interface. In addition, the remote service node can also set ...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

PUM

No PUM Login to View More

Abstract

The invention relates to a nine-axis sensor-based vibration alarm method, device and system. The method comprises the following steps that: S1, the three-axis gyroscope data, three-axis acceleration data and three-axis magnetic moment data of a nine-axis sensor are collected; S2, real-time data fusion analysis is performed on the collected data through Fourier transform, wavelet transform and Hilbert-Huang transform; and S3, normal vibration data features and abnormal vibration data features are extracted according to a data fusion analysis result, and vibration warning is performed accordingto the extracted abnormal vibration data features. The method has the advantages of low false alarm rate, timely response, wide frequency spectrum range, high sensitivity, low power consumption and low cost.

Description

【Technical field】 [0001] The invention relates to the technical field of security alarms, in particular to a vibration alarm method based on a nine-axis sensor, a device and a system thereof. 【Background technique】 [0002] In the current security detection and alarm system, it is often necessary to detect various emergencies in the environment through various sensors. A vibration sensor is a sensor that can detect the vibration or movement of an object, and it is widely used in security and related fields. Existing vibration sensors include inductive vibration sensors, piezoelectric vibration sensors, optical fiber vibration sensors, and the like. However, the circuit structure of these vibration sensors is relatively complex, and there are disadvantages such as high false alarm rate, untimely response, narrow spectrum range, low sensitivity, high power consumption, high production cost, and difficult manufacturing. [0003] The so-called nine-axis sensor is actually a co...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to View More

Application Information

Patent Timeline
no application Login to View More
Patent Type & Authority Applications(China)
IPC IPC(8): G08B29/18
CPCG08B29/188
Inventor 王嵘万永菁洪丽明孙鑫宇安杰
Owner 上海卓希智能科技有限公司
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Patsnap Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Patsnap Eureka Blog
Learn More
PatSnap group products

Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic, Popular Technical Reports.

© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap|About US| Contact US: help@patsnap.com