Check in on your pet and replenish their water dish while your away with a dog watering and spying system. via instructables

Drinking Dog is an easy project that can help you to take care of your pet.

During the summer, when i leave at home my dog for several hours, i have the problem that water inside its bowl become warm in few time. Then i’ve create this system that can empty and re-fill the bowl with fresh water each preselected time, maintain constant water level and finally spyies my pet.

This project is based on Raspberry Pi platform with Dexter Ind. modified “wheezy” image Linux raspberrypi 3.18.7+ #755 and GrovePi+ sensors.

For first you need:

Raspberry Pi mod.B
GrovePi+
GrovePi Led
GrovePi Button
GrovePi DHT
GrovePi Relay
GrovePi Ultrasonic Ranger
Generic NC 3.3V relay (or another GrovePi Relay)
12V solenoid valve
12V Windscreen wiper pump (or acquarium pump)
USB webcam
WIFI dongle
12V PS
5V PS for Raspberry
Extras: power cable extention, some jumpers, electrical socket, screws and brackets.

Tools:

clipper
drill
screwdriver
silicone glue dispenser

Full tutorial

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