Traffic light induction blind guide stick

Abstract

The invention discloses a traffic light induction blind guide stick composed of a carbon fiber rod, a light sensor, LED lights, a color sensor, a loudspeaker, a button, a handle, a lithium battery, avibration motor, a microphone, a single chip computer, an AD conversion chip, an audio encoding and decoding chip and a bluetooth module; traffic lights on both sides of horse-lines can be identifiedby the color sensor, and a vibration prompt is given to a blind person by the vibration motor; the LED lights are turned on by the light sensor in a condition of dim light, the identification of the surrounding people is facilitated and the safety of the blind person at night is facilitated. The device is equipped with the bluetooth module, the microphone and the button, and the blind person can make a mobile phone connected through bluetooth, conversation is performed by the microphone, and a phone call can be made and received by the button; a crutch main body is made of a carbon fiber material, and the blind guide stick is safe and portable.

Description

technical field [0001] The invention relates to the technical field of products for the blind, in particular to a traffic light induction stick for the blind. Background technique [0002] The number of blind people in our country accounts for about 15%-18% of the same people in the world. For the blind and low-vision groups, they cannot live without the help of blind guide sticks or other common blind guide equipment. In recent years, with the continuous expansion of my country's urbanization process and the development of high-tech cities, although the inconvenience of the blind and low-vision groups has been considered in terms of infrastructure and equipment, the continuous increase in housing and vehicles has given this group a normal life. An inconvenience, even a security threat. Blind people usually judge the direction of walking and whether to stop by knocking on the blind road and surrounding objects, but the problem arises when passing the zebra crossing. The zebr...

AI Technical Summary

Problems solved by technology

In recent years, with the continuous expansion of my country's urbanization process and the development of high-tech cities, although the inconvenience of the blind and low-vision groups has been considered in terms of infrastructure and equipment, the continuous increase in housing and vehicles has given this group a normal life. An inconvenience, even a security threat

Blind people usually judge the direction of walking and whether to stop by knocking on the blind road and surrounding objects, but the problem arises when passing the zebra crossing. The zebra crossing in our country is not specially paved for the blind. Those who can safely cross the road autonomously, although they can also rely on guide dogs, but not all blind people can afford to keep them

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