摘要 |
A conveyor type dishwashing machine comprising a rinsing zone (R) of the dishes, at least one pre-rinsing zone (PR), at least one collection tank (VR1, VR2) arranged below at least one rinsing zone (R) and/or one pre-rinsing zone (PR), one or more washing zones (L1) of the dishes, equipped with respective washing tanks (V1), and a drying zone, in which water is evaporated from the dishes through a stream of hot air coming from the outside and conveyed in a zone where the dishes pass through; the collection tanks (VR1, VR2) and the washing tanks (V1) are communicating with each other through a decanting system and are filled with liquid one after the other, while a portion of liquid contained within at least one of the collection tanks (VR1, VR2) is sent to a heat exchanger (7) of the drying zone and from here into the pre-washing area (L2) or directly into the discharge conduit (SC) of the dishwashing machine. |