Threshold prompting device

Abstract

The invention discloses a threshold prompting device which comprises a music player, a sensor and a storage battery, wherein the music player is installed on a door, and the sensor and the storage battery are connected with the music player. Preferably, the storage battery is connected with a generator, and the generator is installed on the door; the sensor comprises a laser transmitter and a laser receiver; the sensor is installed in a position having a distance less than 1m to a threshold; the sensor and the music player are in wireless connection; and the music player plays a voice prompt 'please pay attention to threshold'. The threshold prompting device disclosed by the invention has the following advantages: visitors, especially old people and children, can be effectively prompted to pay attention to the threshold; because the storage battery is connected with the generator, the structure is environment-friendly, and energy sources are saved; and because the sensor and the music player are in wireless connection, people can not be stumbled.

Description

technical field [0001] The invention relates to a household door appliance, in particular to a threshold prompting device. Background technique [0002] According to Chinese traditional habits, some families like to set a threshold at the entrance that is slightly higher than the height of a person’s normal walking height. Some friends who visit during use, especially children and the elderly, are often dismissed because of negligence of the threshold. Tripping, this phenomenon has caused confusion and even physical harm to both users and visitors. [0003] Some of the current solutions are mostly to place a warning sign at the door, indicating "Pay attention to the threshold", but the disadvantages are: the warning sign takes up more space and affects the appearance; it still cannot effectively warn some careless visitors effect. [0004] Sensing technology is developing faster and faster, and the sensors used for sensing (gas, laser, infrared, etc.) are widely used and l...

AI Technical Summary

Problems solved by technology

[0002] According to Chinese traditional habits, some families like to set a threshold at the entrance that is slightly higher than the height of a person’s normal walking height. Some friends who visit during use, especially children and the elderly, are often dismissed because of negligence of the threshold. Tripping, a phenomenon that causes distress and even physical harm to both users and visitors

[0003] Some of the current solutions are mostly to place a warning sign at the door, indicating "Pay attention to the threshold", but the disadvantages are: the warning sign takes up more space and affects the appearance; it still cannot effectively warn some careless visitors effect

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