Md. Khairul Alam
Published © GPL3+

Automatic Hand Sanitizer Dispenser (No Arduino)

A sanitizer or alcohol dispenser based on IR sensor. No microcontroller is required.

IntermediateFull instructions provided5 hours3,737

Things used in this project

Hardware components

IR Proximity Sensor
×1
Mini Submersible DC Water Pump With Plastic PVC Pipe
×1
14500 Li-ion Battery
×1
TP4056 Li-ion charging module
×1
Mini SPDT Switch
×1
Blank Pet Jar
I took a blank Horlicks Container.
×1
Flexible stainless steel tube
I collected it from a USB microphone stand.
×1
Aquarium tube or Saline Pipe
This is only required if you buy the dc pump without any pipe.
×1

Hand tools and fabrication machines

Soldering iron (generic)
Soldering iron (generic)
Hot glue gun (generic)
Hot glue gun (generic)
3D Printer (generic)
3D Printer (generic)
Wire Stripper & Cutter, 18-10 AWG / 0.75-4mm² Capacity Wires
Wire Stripper & Cutter, 18-10 AWG / 0.75-4mm² Capacity Wires

Story

Read more

Custom parts and enclosures

Sanitizer dispenser cap

Designed in Tinkercad

Schematics

Schematic Diagram

Code

Untitled file

C/C++
No code is required

Credits

Md. Khairul Alam

Md. Khairul Alam

43 projects • 400 followers
Engineer, developer, maker & hacker. Currently working as a faculty at the University of Asia Pacific, Dhaka, Bangladesh.

Comments