| 摘要 |
PROBLEM TO BE SOLVED: To provide a high-temperature furnace monitoring device having improved handling performance by reducing the size and weight, and a high-temperature furnace monitoring system including the high-temperature furnace monitoring device.SOLUTION: A high-temperature furnace monitoring device includes: an outer cylinder 15 formed to have a bottomed cylindrical shape, having a cooling water supply port 23 for introducing cooling water W and a cooling water discharge port 22 for discharging the cooling water W that are formed on the side of a rear end 15b in the direction of an axial line O1, and inserted into a high-temperature furnace; an inner cylinder 16 that has a bottomed cylindrical shape and is inserted into the outer cylinder 15 for arrangement and into which cooling air S is supplied; imaging means 19 disposed inside the inner cylinder 16 and imaging the outer side of the outer cylinder 15; and partition members 21, 22 that are disposed between the inner face of the outer cylinder 15 and the outer face of the inner cylinder 16, that define a first flow passage R1 for guiding the cooling water W to the side of a tip 15a in the direction of the axial line O1 and a second flow passage R2 for guiding the cooling water W to the side of the rear end 15b, between the partition members 20, 21 and the inner face of the outer cylinder 15, and that define a communication passage R3 for communicating the first flow passage R1 with the second flow passage R2 between the partition members 20, 21 and a bottom of the outer cylinder 15. |
