老年人出行很不方便,我想制作一种专门给老年人用的拐杖,外形和普通拐杖差不多,就是增加了一些功能,我发明的拐杖有调控温度、报警求助、照明和充当雨伞的功能。当天气较冷时,拐杖上的气孔会吹出比较温暖的气流,让老人的身体保持合适的温度;当天热时,气孔还会吹出凉爽的风,让老人不至于中暑;如果老人在外遇到突发事件时可按 Elderly people travel very inconvenient, I want to make a special crutches for the elderly, the shape and general crutches is similar to the addition of some features, I invented the crutches temperature control, alarm, lighting and umbrella functions. When the weather is colder, the stomata on the walking stick will blow out a warmer air flow and keep the elderly body at a proper temperature. When the weather is hot, the stomata will blow out a cool wind so that the elderly will not suffer from heat stroke. If the elderly encounter sudden When the incident can press