Sensor mounting structure for elevator overspeed monitoring

The utility model discloses a sensor installation structure for elevator overspeed monitoring, which comprises a sensor assembly and an elevator car plate, a pressing lug assembly for pressing is arranged on one side of the sensor assembly for monitoring speed, the pressing lug assembly comprises a pressing block and a head section block, the head section block is fixed on one side of the pressing block, and the head section block is fixed on the other side of the pressing block. A bolt is installed above the lug pressing assembly, a nail column assembly used for sliding adjustment is arranged below the bolt, the nail column assembly comprises a pin column, scale marks and a head section column, and the scale marks are arranged at the front end of the pin column. Compared with an existing common sensor mounting structure, the sensor mounting structure for elevator overspeed monitoring has the advantages that after the bolt is loosened, the pin column can slide left and right along the inner wall of the pressi