The utility model discloses a combustion driving three-dimensional physical analog thermal-insulation device, which comprises an outer shell body, a thermal-insulating layer and an inner chamber. The thermal-insulating layer is arranged in the outer shell body to be closely combined with the outer shell body; the inner chamber is arranged in the thermal-insulating layer for installing test oil reservoir. The device can truly stimulate strata combustion process, has accurate data and is scientific, and is mainly suitable for oil-exploitation combustion driving analog test and other similar occasions.