Device and method for assisting blind people to cross the road
A technology for crossing the road and blind people, which is applied in the direction of devices to help people walk, control with pedestrian guide lights, physical therapy, etc. The effect of stable reception and strong battery life
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Embodiment 1
[0043] according to Figure 1 to Figure 5 As shown, a device for assisting the blind to cross the road includes: a traffic signal transmitter 1 arranged on the zebra crossing aisle, a positioning device 2 and a guiding stick 3 held in the hand of the blind;
[0044]The positioning device 2 includes an infrared positioning column 21 arranged at a diagonal position of the zebra crossing;
[0045] Guide stick 3 comprises, stick body 31 and the signal transceiving mechanism 32 that is arranged on stick body 31, audio player 33, controller 34 and the telescoping rod 35 that is arranged on stick body 31 upper ends, and signal transceiver mechanism 32 comprises, traffic signal receiving Device 321 and infrared emitter 322;
[0046] according to image 3 As shown, the upper end of the stick body 31 is provided with a handle 5 , and the handle 5 is provided with dimples 51 .
[0047] The infrared emitter 322 is arranged on the top of the telescopic rod 35, and the infrared emitter 3...
Embodiment 2
[0055] The difference from the above-mentioned embodiment 1 is that, according to Figure 5 , Figure 8 As shown, the positioning device 2 of a device for assisting the blind to cross the road in this embodiment includes three ultrasonic receivers 22, and the ultrasonic receivers 22 are arranged at three corner positions in the zebra crossing aisle, and the coordinates are respectively (0 , 0), (a, 0), (0, b) where a, b are the length and width of the road, and the ultrasonic receiver 22 is provided with a signal feedback device 23; the signal transceiving mechanism 32 also includes, and the ultrasonic receiver 22 The matching ultrasonic transmitter 323 and the signal receiver 324 receiving the signal from the signal feedback device 23 are connected to the controller 34 through a signal line.
[0056] according to Figure 4 As shown, the guide pole 3 is provided with a guide 4 at the lower end, and the guide 4 includes a diverter 41 and a guide wheel 42 , and the diverter 41...
Embodiment 3
[0065] The difference from the above-mentioned embodiment 1 or embodiment 2 is that in step ②, the infrared transmitter monitoring and guiding method and the ultrasonic transmitter monitoring and guiding method are used at the same time, so as to further improve the safety of blind people crossing the road.
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