| 摘要 |
PURPOSE: To provide an axle bearing part overheat alarm system that is able to detect any overheat in an axle bearing part in advance. CONSTITUTION: When temperature in an axled bearing part goes up to more than the specified value, a thermal element 12, for example, a heat-sensitive means 10 with a switch element 11 to be turned on by bimetal is installed in an outer boundary of the bearing part, outputting an overheat signal out of a transmitting means 20 according to a fact that this switch element 11 is turned on, and thus an alarm is emitted to an alarm system 40 such as a buzzer or the like by means of a control signal out of a receiving means 30 receiving this overheat signal. |
