Process device for producing high-purity isobutene product

The utility model relates to the technical field of distillation, and discloses a process device for producing a high-purity isobutene product. According to the process device for producing the high-purity isobutene product, the protection fixing device is added to the alcohol lamp, when the alcohol lamp needs to be fixed, the screw rod can be rotated to enable the abutting plate to abut against the alcohol lamp, the alcohol lamp is a combustible product, the risks of shaking and toppling of the alcohol lamp can be effectively reduced by adding the protection fixing device, and the alcohol lamp can be conveniently fixed. The danger of fire and explosion is reduced; the protection fixing device can stably fix the alcohol lamp, fire sources caused by accidental collision or toppling are reduced, the range and strength of the fire sources are effectively controlled, and the fire risk is reduced; the protection fixing device can also reduce the influence of heat and volatile matters emitted by the alcohol lamp on