COMBUSTION HEATING DEVICE TO FIGHT AGAINST LATE FREEZING OR ANY OTHER THREAT IN VINES， ORCHARDS AND CROPS

The present invention relates to a combustion heating device (1) intended for a growing or arboriculture zone. The heating device comprises a combustion chamber (2)， a receptacle (8) arranged in the combustion chamber (2) and comprising an enclosure (80) intended to receive a fuel and an exhaust duct (3). According to the invention， the combustion chamber (2) comprises a first air exchange zone (41) between the outside and the inside of the heating device (1). The receptacle (8) comprises an upstream face (81) and a downstream face (82)， the upstream face (81) being facing the first air exchange zone (410). The receptacle (8) further comprises a surface defining at least one side of an air channel in which air flows from the first air exchange zone (41). Figure for abstract: 1