The invention relates to a warm air blower, in particular to a warm air blower for a locomotive cab. The warm air blower comprises a shell. A hot air outlet is formed in the side wall of the shell, an electric heater is arranged at the position, corresponding to the hot air outlet, in the shell, and a fan is arranged behind the electric heater. The warm air blower is characterized in that a rotary encoder is arranged on the fan, a controller is arranged in the shell, and the electric heater and the rotary encoder are connected with the controller through wires. According to the warm air blower, when a fan motor breaks down and the motor stops running, safety accidents caused by too high temperature in the shell of the warm air blower can be avoided.
Warm air blower for locomotive cab
2016-02-24
Patent
Electronic Resource
English
IPC: | B61D Einzelheiten oder Arten des Wagenaufbaus von Eisenbahnfahrzeugen , BODY DETAILS OR KINDS OF RAILWAY VEHICLES |
Warm air blower pressure chamber plate welding assembly and vehicle
European Patent Office | 2022
|