Horizontal type double-sided radiation vacuum furnace for pressure-reducing deep distillation of heavy crude oil

The utility model discloses a horizontal type double-sided radiation vacuum furnace for pressure-reducing deep distillation of heavy crude oil. The horizontal type double-sided radiation vacuum furnace comprises a furnace body, radiation chambers, convection chambers, radiation hearths, furnace tubes and a combustor, wherein the furnace body is in a structure with the shape of a Chinese character Tu, the convection chamber is positioned above the middle inside the furnace body, two radiation chambers are available, each convection chamber is symmetrically divided into two radiation hearths by a partition wall in the middle, the convection chamber is arranged above the space between the two radiation chambers, the two radiation chambers are partitioned by the space formed by two radiation furnace walls, radiation hearths are in rectangular hollow structures, eight groups of furnace tubes are available, each group of furnace tubes comprises a plurality of horizontal furnace tubes, each group of furnace tubes co