Special door for blind man, capable of being opened by guide dog

Abstract

The invention belongs to the field of doors and windows of fixed buildings, and particularly discloses a special door for a blind man, capable of being opened by a guide dog. The special door comprises a door body, wherein an electric lock is arranged on the door body; a groove is formed in the ground outside the door body; a contact control machine for turning on the electric lock is arranged in the groove; the contact control machine comprises five buttons; the buttons are respectively compressible buttons of which the tops are oblique, and are fixed to the bottom of the groove; the buttons and the electric lock are connected in an electric circuit in series; an air inlet valve is arranged at one end of the buttons, and an air outlet valve is arranged at the other end of the buttons; the air inlet valve and the air outlet valve are separately a one-way valve; the air outlet valve is communicated with wind pipes; one ends, away from the air outlet valve, of the wind pipes are fixed to the inner wall of the groove and are aimed to a gap between the buttons; a spring is arranged in each button; a first trigger block is mounted at the top of each button; a second trigger block matched with the first trigger block is mounted at the bottom of the buttons. According to the special door disclosed by the invention, the blind man can be helped to open the door by the guide dog, and convenience is brought to the life of the blind man.

Description

technical field [0001] The invention belongs to the field of doors and windows of fixed buildings, in particular to a special-purpose door. Background technique [0002] Blind people are inconvenient to move, and they cannot accurately handle and judge many times in life, and their range of activities is very small. Guide dogs are like the eyes of blind people, which greatly expands the range of activities of blind people and increases the safety of activities. . [0003] At present, some blind people live concentratedly in blind communities. In order to ensure the safety of blind people's personal and property, such communities have relatively perfect external security measures, and the activities of blind people in the community are also relatively safe and convenient. [0004] In life, opening and closing doors are the most common actions for ordinary people, but it is not easy for blind people. Blind people need to find out the key, and then find out the key correspondi...

AI Technical Summary

Problems solved by technology

[0004] In life, opening and closing doors are the most common actions for ordinary people, but it is not easy for blind people. Blind people need to find out the key, and then find out the key corresponding to the door, and then It is also necessary to find the position of the keyhole on the door body, then insert the key according to the correct insertion method, and finally twist the key to open the door, which is difficult for blind people, especially when finding the corresponding door body key

At present, although guide dogs can guide the blind to act in the correct way in many cases, they cannot help the blind to open the door, which has caused great inconvenience to the life of the blind. the door

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