Conversion flange with sealing cavity

The utility model discloses a crossover flange with a sealing cavity, which comprises a first main body, the other side of the first main body is provided with a power mechanism, the power mechanism is provided with an inner ring gear, and a circle in the inner ring gear is jointly meshed with a rotating mechanism. The crossover flange with the sealing cavity can replace a traditional welding and bolt connecting mode to connect the crossover flange with the sealing cavity, the crossover flange with the sealing cavity can be conveniently disassembled and assembled, and therefore the convenience of the crossover flange with the sealing cavity can be effectively improved. 本实用新型公开了一种具有密封腔室的转换法兰，包括第一主体，所述第一主体的另一侧设有动力机构，所述动力机构上设有内环齿轮，所述内环齿轮内的一周共同啮合有转动机构。本实用新型能够代替传统焊接和螺栓连接方式将具有密封腔室的转换法兰进行连接，便于具有密封腔室的转换法兰的拆装，从而可以有效的提高具有密封腔室的转换法兰的便捷性。