Indirect cooling type petroleum product solidifying point tester

The utility model relates to an indirect cooling type petroleum product solidifying point tester, which is characterized in that the indirect cooling type petroleum product solidifying point tester is composed of a machine case, an indirect cooling type low-temperature metal testing bath, a refrigerating system, a temperature control system and a touch switch; the indirect cooling type low-temperature metal testing bath which can rotate around the machine case is arranged on the upper end of the machine case; the touch switch is arranged on the machine case, and is in contact with the indirect cooling type low-temperature metal testing bath; the refrigerating system is arranged in the machine case; the temperature control system is arranged on one side of the upper end of the machine case; the indirect cooling type low-temperature metal testing bath is respectively connected with the refrigerating system and the temperature control system; the indirect cooling type low-temperature metal testing bath is composed of a testing bath, a testing sleeve pipe, a temperature balancing block and an evaporating pipe coil; the refrigerating system is composed of a primary compressor, a condenser, a secondary compressor, a capillary pipe and a pre-refrigerator. The utility model has the advantages that the indirect cooling type petroleum product solidifying point tester can make the testing bath reduce temperature rapidly, can control the temperature of the testing bath to-78 DEG C accurately, and has an accurate and reliable testing method.