Design of Self-Powered Smart Door Lock System Based on Piezoelectric Ceramics
Published in Invention Patent, 2025
Project Overview
This project addresses the problem of insufficient power supply and battery replacement in traditional smart door locks in remote areas by designing a self-powered smart door lock integrating piezoelectric ceramics and electromagnetic induction technology.
Technical Approach
- Innovative door handle rotation power generation
- Floor-based step power generation system
- Efficiently converts mechanical energy from daily door handle rotation and floor stepping into electrical energy
My Responsibilities
- Embedded system design
- Overall mechanical structure modeling using SolidWorks
- PCB circuit design and layout
- Product documentation writing
Achievements
- First author of invention patent: “A Self-Powered Smart Door Lock System Based on Piezoelectric Ceramics”
- Patent number: 202510083094.1
Recommended citation: Deng Junhao. (2025). "A Self-Powered Smart Door Lock System Based on Piezoelectric Ceramics." Patent No. 202510083094.1.