VEHICLE AIR CONDITIONING DEVICE HOT WATER PIPE HOLDING STRUCTURE

A vehicle air conditioning device (10) includes a case (11), disposed inside a vehicle cabin (C) separated from a forward compartment (R) by a dash panel (51), in which an internal space (11a) is formed, a heater core (12) that is disposed in the internal space (lla), a hot water supply pipe (13) that can supply hot water to the heater core (12), a hot water collecting pipe (14) that can collect hot water that has passed through an interior of the heater core (12), and a holder member (20, 20B) that holds the hot water pipes (13) and (14) . The holder member (20, 20B) includes a first holding portion (30, 30B) that comes into contact with the hot water pipes (13) and (14), and a second holding portion (40, 40B) that opposes the first holding portion (30, 30B), is provided across a gap, and comes into contact with the hot water pipes (13) and (14) .