The invention discloses a portable walking aid device for the visually impaired,Including: a watch band,The utility model is provided with an installation part；And a body,It is attached to the installation part,And the body is provided with an ultrasonic transmitting and receiving deviceA distance calculation module and a vibration module,The ultrasonic transmitter and receiver are connected with the distance calculation module,And the distance calculation module is connected with the vibration module by telecommunication,For the distance calculation module to calculate the distance between the body and the obstacle by using the ultrasonic wave of the transmitter and receiver,Then the signal is transmitted to the vibration module to inform the user of the distance from the obstacle through the vibration frequency.In this way, by means of ultrasound, users can detect potential obstacles around them without actually touching objects.本創作揭露一種攜帶式視障者行走輔助裝置，包含：一錶帶，其係設有一裝設部；及一本體，其係設於該裝設部上，且該本體內係設有一超音波發送及接收器、一距離計算模組和一震動模組，該超音波發送及接收器係與該距離計算模組電訊連接，且該距離計算模組係與該震動模組電訊連接，以供該距離計算模組利用該超音波發送及接收器之超音波計算出該本體與障礙物之距離後，再傳遞訊號至該震動模組而透過震動之頻率告知使用者與障礙物之距離。如此一來，透過超音波之方式能讓使用者不需實際接觸物體，就可探測出周遭可能出現的潛在障礙物。
