Alarm method for children riding alone in van elevator

Abstract

The invention provides an alarming system for alone taking of children in a car elevator. The alarming system comprises a depth video collection unit, a passenger attribute analysis unit, a warning logic unit and a multimedia reminding unit. The invention further provides an alarming method for alone taking of the children in the car elevator. The method adopts the above alarming system and comprises the steps that depth video information in an elevator car is collected, the depth video information is analyzed, whether an alarm needs to be given or not is judged, reminding is played, and the media are pacified. According to the alarming system and alarming method, it can be accurately detected that a child takes the elevator, it can be confirmed that the child takes the elevator alone, andthe unnecessary alarming situation happening when the children and adults take the elevator at the same time cannot happen. According to the alarming system and alarming method, corresponding reminding and pacifying information can be played in the elevator car through the multimedia reminding unit, and time is bought for the elevator maintenance department for taking corresponding measures.

Description

technical field [0001] The invention relates to the technical field of elevator safety, in particular to a depth acquisition-based detection technology for children riding in an elevator car. Background technique [0002] In today's society, elevators have become an indispensable tool in people's lives. As elevators bring various conveniences to modern people's lives, various accidents and tragedies occur frequently, causing harm to countless families, especially children. Elevators in particular need to pay attention to safety. However, at present, most elevators do not distinguish whether passengers are adults or children, and children taking the elevator alone have a relatively high safety hazard, so it is necessary to prevent children from taking the elevator alone. For this reason, Chinese invention patent application CN201510439470 discloses a child recognition system in an elevator car, including a camera device, a child detection device and a digital signal processo...

AI Technical Summary

Problems solved by technology

However, the technical solution in this invention has the following two obvious disadvantages: 1. This solution mainly matches the foreground area in the video image with the pre-set child shape template through the method of template matching, so as to know whether there is a child in the car. There are children, the accuracy of this method is not high, and the performance effect has a lot to do with whether the preset templates are rich and diverse

2. This scheme does not distinguish whether there are adults in the car. If children take the elevator under the supervision of adults, it is safe and does not need to call the police

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