An old armchair from the living room upgraded with electric motors.
Now you can relax while taking a tour in the garden.
Specification
- Top-speed: 5 km/h
- Turning radius: 0.25 m
- Weight: 100 kg
- Current Features
- individual drive of each tire
- Operate with joystick
- Operate with Remote control via WiFi
- Web interface for configuration (e.g. max speed, current limit)
- Massage function
- USB Charging Port
- Future Features (WIP)
- More sensors:
- Accelerometer
- Lidar sensor
- GPS receiver
- Anti slip regulation
- Self driving algorithm
- Individual suspension of the rear tire for better grip
- Lights
- More sensors:
Components
Mechanical
- Used armchair
- 2x hand truck tires
- 2x swivel castors
- chain and sprockets
Motors
- Power: 350 W each
- Voltage: 24 V
- Type: Brushed DC motor
- Rotating speed: 2500 rpm (without gearbox)
- Attachment: Gearbox 9.8:1
Battery
- Voltage: 24 V (2x 12 V in series)
- Capacity: 2,4 kWh (2x 12 v 100 Ah)
- Type: Deep cycle AGM
Control
- Custom pcb with ESP-32 microcontroller
- 2x 100A full bridge motor driver
- 2x analog hall-sensor for current metering
Videos
Garden tour
2022.09.28
Turning radius, Remote control
2022.09.28
Gallery
PREVIOUSShredder
NEXTProject work