The invention provides a safe door-opening alarm device for an automobile. The safe door-opening alarm device comprises a silica gel sleeve. The right upper corner in the silica gel sleeve is provided with an infrared induction switch. The outer surface of the upper portion of the silica gel sleeve is provided with silica gel protruding particles. The left lower corner in the silica sleeve is provided with an audible and visual alarm and a power source device. The power source device is composed of a charging and discharging circuit and a storage battery. The two sides of the silica gel sleeve can be downwards bent, and the outer surface of the lower portion of the silica gel sleeve is a rough surface. The silica gel sleeve of the safe door-opening alarm device can be bent into a U shape to be attached to an automobile door handle in the automobile door, the infrared induction switch is arranged on the inner side of the automobile door handle, and the audible and visual alarm is arranged on the outer side of the automobile door handle. When a driver or a passenger wants to open the automobile door to get off the automobile and puts the hand on the automobile door handle, the infrared induction switch automatically starts the audible and visual alarm to conduct sound and light alarm and remind people to pay attention to the situation behind the automobile. The safe door-opening alarm device is simple in design, convenient to operate, easy to carry, safe and practical.
Safe door-opening alarm device for automobile
2015-11-18
Patent
Electronic Resource
English
IPC: | B60Q ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL , Anordnung von Signal- oder Beleuchtungsvorrichtungen, deren Einbau oder Halterung oder deren Schaltkreise bei Fahrzeugen allgemein |
Internet-of-Things alarm device for monitoring door opening sounds of automobile
European Patent Office | 2015
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