Heating and optionally air-conditioning unit for commercial vehicles, such as buses

摘要

The present invention relates to a heating, optionally an air-conditioning unit for commercial vehicles, comprising at least two modules (2 4, 6, 8). One of said modules (4) contains a heat-exchange unit (16, 18) and the other one contains a ventilator unit (20). At least one input (12, 14) and at least one output (24, 26) are provided to enable air to flow through the above-indicated modules. The individual modules are joined together in a completely or substantially airtight manner and are respectively composed of a plurality of wall parts (28). According to the invention, profile bars (30) are provided along the longitudinal edges of the modules (2, 4, 6, 8) wherein said wall parts (28) of the individual modules are inserted into jointed assemblies (32), by means of a light, detachable connection. Said jointed assemblies (32) allow the adjacent modules to be connected adjacently to each other in an easily detachable manner.