Portable audible and visual alarm

• Main Authors: LIN XINMIN, LIN SHAN, YANG TINGJUN
• Format: Patent
• Language: Chinese; English
• Published: 28.04.2023
• Subjects: ALARM SYSTEMS; BLASTING; ENGINEERING ELEMENTS AND UNITS; FRAMES, CASINGS, OR BEDS OF ENGINES OR OTHER MACHINES ORAPPARATUS NOT SPECIFIC TO AN ENGINE, MACHINE, OR APPARATUSPROVIDED FOR ELSEWHERE; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS; HEATING; LIGHTING; MECHANICAL ENGINEERING; ORDER TELEGRAPHS; PHYSICS; SIGNALLING; SIGNALLING OR CALLING SYSTEMS; STANDS OR SUPPORTS; THERMAL INSULATION IN GENERAL; WEAPONS

A handle is installed on the top face of a shell of the portable audible and visual alarm, a first side face and a second side face of the outer portion of the shell are opposite, and a third side face and a fourth side face of the outer portion of the shell are opposite. A controller and a loudspeaker are arranged in the shell; a display screen and keys are arranged on the first side face, a loudspeaker hole is formed in the second side face, a loudspeaker is arranged at the loudspeaker hole, a wireless receiving and transmitting antenna is installed on the third side face or the fourth side face, the wireless receiving and transmitting antenna is connected with a controller, and the wireless receiving and transmitting antenna is further used for being in wireless connection with an external sensor. Measurement signals of an external sensor are received; at least one of the top face, the first side face, the second side face, the third side face and the fourth side face of the shell is provided with an alarm