Check you local military surplus store for one of these
You can fit a smoker, igniter, hive tool(s), brush, and a can of WD-40 (to get the smoker going) inside
When you are done for the day, lay the smoker inside and gently close the lid. It's airtight and soon you will hear a muted 'thump' as the oxygen is exhausted and the fire dies out.
For your fuel, grab one of these
also airtight and waterproof, and room for a small baggie of pellets plus a big bag of cotton-waste fuel