Capacitor power supply type sound horn device for electric locomotive

The utility model provides a capacitor power supply type sound horn device for an electric locomotive, which comprises a case, a trolley wire power socket is arranged on the case, at lest one sound outlet is arranged on the case, a power supply capacitor, an acoustic circuit board and at least one l...

Ausführliche Beschreibung

Gespeichert in:

Bibliographische Detailangaben
Hauptverfasser:	GONG QINGXUN, ZHANG CHUANMIN, ZHANG BIN, SHI ZHONGXIAO, WANG ZHONGYONG, JIANG DESHENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING ORSUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES INGENERAL DEAF-AID SETS ELECTRIC COMMUNICATION TECHNIQUE ELECTRICITY ENSURING THE SAFETY OF RAILWAY TRAFFIC GUIDING RAILWAY TRAFFIC INFORMATION STORAGE LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS PERFORMING OPERATIONS PHYSICS PUBLIC ADDRESS SYSTEMS RAILWAYS STATIC STORES TRANSPORTING VEHICLES IN GENERAL
Online-Zugang:	Volltext bestellen
Tags:	Tag hinzufügen Keine Tags, Fügen Sie den ersten Tag hinzu!

Beschreibung
Zusammenfassung:	The utility model provides a capacitor power supply type sound horn device for an electric locomotive, which comprises a case, a trolley wire power socket is arranged on the case, at lest one sound outlet is arranged on the case, a power supply capacitor, an acoustic circuit board and at least one loudspeaker are respectively arranged in the case, the loudspeaker corresponds to the sound outlet, the power supply capacitor is respectively connected with the trolley wire power socket and the acoustic circuit board through conducting wires, and the acoustic circuit board is connected with the loudspeaker through conducting wires. The capacitor power supply type sound horn device can be directly connected with DC power supply trolley wires without a power supply converter, and can solve the problems of high cost, great energy consumption, low work efficiency, easy damage and large maintenance work load in the prior art.