CN113101076A - Artificial intelligence wheelchair model based on brain-computer interface - Google Patents

Artificial intelligence wheelchair model based on brain-computer interface Download PDF

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Publication number
CN113101076A
CN113101076A CN202110438796.9A CN202110438796A CN113101076A CN 113101076 A CN113101076 A CN 113101076A CN 202110438796 A CN202110438796 A CN 202110438796A CN 113101076 A CN113101076 A CN 113101076A
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Prior art keywords
user
wheelchair
driving mechanism
control mode
host
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Withdrawn
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CN202110438796.9A
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Chinese (zh)
Inventor
李冬梅
董刚强
刘鑫
刘莹
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Inner Mongolia University of Technology
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Inner Mongolia University of Technology
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Priority to CN202110438796.9A priority Critical patent/CN113101076A/en
Publication of CN113101076A publication Critical patent/CN113101076A/en
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    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
    • A61G5/04—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs motor-driven
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
    • A61B5/00—Measuring for diagnostic purposes; Identification of persons
    • A61B5/68—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient
    • A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
    • A61B5/6802—Sensor mounted on worn items
    • A61B5/6803—Head-worn items, e.g. helmets, masks, headphones or goggles
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
    • A61G5/10—Parts, details or accessories
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
    • A61G5/10—Parts, details or accessories
    • A61G5/1005—Wheelchairs having brakes
    • A61G5/1032—Wheelchairs having brakes engaging an element of the drive or transmission, e.g. drive belt, electrodynamic brake
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
    • A61G5/10—Parts, details or accessories
    • A61G5/1051—Arrangements for steering
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
    • A61G5/10—Parts, details or accessories
    • A61G5/1056—Arrangements for adjusting the seat
    • A61G5/1059—Arrangements for adjusting the seat adjusting the height of the seat
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
    • A61G5/10—Parts, details or accessories
    • A61G5/1056—Arrangements for adjusting the seat
    • A61G5/1067—Arrangements for adjusting the seat adjusting the backrest relative to the seat portion
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G5/00—Chairs or personal conveyances specially adapted for patients or disabled persons, e.g. wheelchairs
    • A61G5/10—Parts, details or accessories
    • A61G5/14—Standing-up or sitting-down aids
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G2203/00—General characteristics of devices
    • A61G2203/10—General characteristics of devices characterised by specific control means, e.g. for adjustment or steering
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G2203/00—General characteristics of devices
    • A61G2203/10—General characteristics of devices characterised by specific control means, e.g. for adjustment or steering
    • A61G2203/18—General characteristics of devices characterised by specific control means, e.g. for adjustment or steering by patient's head, eyes, facial muscles or voice
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G2203/00—General characteristics of devices
    • A61G2203/10—General characteristics of devices characterised by specific control means, e.g. for adjustment or steering
    • A61G2203/22—General characteristics of devices characterised by specific control means, e.g. for adjustment or steering for automatically guiding movable devices, e.g. stretchers or wheelchairs in a hospital
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G2203/00—General characteristics of devices
    • A61G2203/30—General characteristics of devices characterised by sensor means
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61G—TRANSPORT, PERSONAL CONVEYANCES, OR ACCOMMODATION SPECIALLY ADAPTED FOR PATIENTS OR DISABLED PERSONS; OPERATING TABLES OR CHAIRS; CHAIRS FOR DENTISTRY; FUNERAL DEVICES
    • A61G2203/00—General characteristics of devices
    • A61G2203/30—General characteristics of devices characterised by sensor means
    • A61G2203/40—General characteristics of devices characterised by sensor means for distance

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Physics & Mathematics (AREA)
  • Biophysics (AREA)
  • Pathology (AREA)
  • Engineering & Computer Science (AREA)
  • Biomedical Technology (AREA)
  • Heart & Thoracic Surgery (AREA)
  • Medical Informatics (AREA)
  • Molecular Biology (AREA)
  • Surgery (AREA)
  • Rehabilitation Tools (AREA)

Abstract

The invention discloses an artificial intelligence wheelchair model based on a computer-computer interface, which comprises a wheelchair body, a lifting control device, a PC host, an electric controller, a wireless communication module, an ultrasonic range finder, an electrode cap and an image recognizer, wherein the lifting control device, the PC host, the electric controller, the wireless communication module, the ultrasonic range finder, the electrode cap and the image recognizer are arranged on the wheelchair body; the artificial intelligence wheelchair model based on the brain-computer interface is provided with three driving modes which are selected and matched for different users to select and use, and is arranged on the same wheelchair body and the same control system, so that the energy and the cost are saved, the integrated setting of an intelligent wheelchair is realized, the intelligent automatic control degree is high, and the operation and the control are simple.

Description

Artificial intelligence wheelchair model based on brain-computer interface
Technical Field
The invention relates to the technical field of intelligent rehabilitation equipment, in particular to an artificial intelligence wheelchair model based on a brain-computer interface.
Background
Modern life rhythm is faster and faster, and for the family that has disabled personnel at home, need arrange alone that one person takes care of, the pressure of family's life has increased in the intangible. Therefore, the generation of intelligent wheelchairs is a good help for disabled people, and now with the development of 5G technology and intelligence, more and more products are beginning to use intelligent interconnection and brain-computer interfaces. However, the existing intelligent wheelchair can only be connected with a brain machine and a common electric wheelchair, and cannot well provide reasonable requirements for different users, so that the functions are excessive and wasted when mild users use the wheelchair. The electric wheelchair with simple function can not well meet the use requirement of a user, has single function and is troublesome to operate and control. And the existing wheelchair has single driving mode, single user selection, low intelligent automatic control degree and low safety configuration. Therefore, an artificial intelligence wheelchair model based on a brain-computer interface is urgently needed to be designed so as to solve the problems of single driving mode, low intelligent automatic control degree and low safety configuration of the existing wheelchair.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide an artificial intelligence wheelchair model based on a brain-computer interface.
The technical scheme adopted by the invention for solving the technical problems is as follows: the utility model provides an artificial intelligence wheelchair model based on computer-computer interface, includes the wheelchair body and installs lift control device, PC host computer, electric controller, wireless communication module, ultrasonic ranging appearance, electrode cap and the image recognizer on the wheelchair body, the actuating mechanism that the wheelchair body was equipped with connects the electric controller, and the PC host computer is connected to the electric controller to set for actuating mechanism's three kinds of control mode on the PC host computer, control mode is brain wave control mode, facial expression control mode and manual control mode, and switches through the function button that sets up on the wheelchair body, and control mode's operating procedure is as follows:
1) for a user with serious paralysis or muscular atrophy, the brain wave control mode is switched into through the functional keys, an electrode cap is worn on the head of the user and connected with the electroencephalogram signal processor, electroencephalogram signals of the user are collected and converted into digital signals to be transmitted to the PC host;
2) the PC host identifies the electroencephalogram signals of the user and sets the electroencephalogram signals into corresponding action signals, and the drive mechanism is controlled by the electric controller;
3) setting an electroencephalogram signal which wants to nod head to correspond to an action signal for the forward movement of the driving mechanism, an electroencephalogram signal which wants to raise head to correspond to an action signal for the backward movement of the driving mechanism, an electroencephalogram signal which wants to move left limbs to correspond to an action signal for the left rotation of the driving mechanism, an electroencephalogram signal which wants to move right limbs to correspond to an action signal for the right rotation of the driving mechanism, and an electroencephalogram signal which wants to move bilateral limbs to correspond to an action signal for the stop of the driving mechanism;
4) for a user with limited limb movement, the mode is switched into a facial expression control mode through a function key, an electrode cap is removed, a camera is installed at the front end of the wheelchair body and connected with an image recognizer, and facial expression information of the user is recognized and transmitted to a PC host;
5) the PC host machine identifies the facial expression of the user and sets the facial expression into a corresponding action signal, and the electric controller controls the driving mechanism;
6) setting an action signal that the expression of opening the mouth corresponds to the forward movement of the driving mechanism, an action signal that the expression of closing the mouth corresponds to the backward movement of the driving mechanism, an action signal that the expression of closing the left eye corresponds to the left rotation of the driving mechanism, an action signal that the expression of closing the right eye corresponds to the right rotation of the driving mechanism, and an action signal that the expression of clamping teeth corresponds to the stop of the driving mechanism;
7) for a user with limited leg movement, the functional keys are switched into a manual control mode, and the wheelchair body is manually controlled through a control lever arranged on the wheelchair body.
Specifically, the lifting control device is provided with a seat plate and a back plate lifting cylinder, and is used for controlling the sitting and lying posture, the lifting height and the standing assistance of a user.
Specifically, the PC host is connected with the wireless communication module, is connected with user's cell-phone software and bracelet, and the last control button that is equipped with of cell-phone software can pass through PC host and electric controller control actuating mechanism for the position of user's cell-phone control wheelchair through oneself.
Specifically, set up the automatic mode of following of wheelchair body in the bracelet to connect the PC host computer through wireless communication module for the distance of wheelchair body auto-induction and bracelet when the user carries out rehabilitation training, the automatic user of following, ultrasonic ranging appearance automatic identification distance information, and keep away the barrier automatically.
Specifically, two driving wheels connected with a driving mechanism of the wheelchair body are provided with electromagnetic brakes.
Specifically, when the user detects that the distance is dangerous when the five electroencephalogram signals coincide or the electroencephalogram signals are frequently switched or the ultrasonic distance meter detects that the distance is dangerous when the user is in the electroencephalogram control mode, the electromagnetic brake is automatically powered off and is actuated, and when the user detects that the distance is dangerous when the five expressions coincide or the expressions are frequently switched or the ultrasonic distance meter detects that the distance is dangerous when the user is in the facial expression control mode, the electromagnetic brake is automatically powered off and is actuated.
The invention has the following beneficial effects:
the artificial intelligent wheelchair model based on the brain-computer interface is provided with three driving modes which are selected and matched for different users to select and use, and is arranged on the same wheelchair body and the same control system, so that the energy and the cost are saved, the integrated setting of an intelligent wheelchair is realized, the intelligent automatic control degree is high, and the operation and the control are simple; the designed mobile phone software controls the automatic following function of the wheelchair body and the bracelet, so that the wheelchair has a better use effect and better protects a user; the designed electromagnetic brake can better control the automatic parking of the wheelchair body, and the safety of a user is protected.
Drawings
FIG. 1 is a block diagram of a model of an artificial intelligence wheelchair based on a brain-computer interface.
Detailed Description
The technical scheme in the embodiment of the invention is clearly and completely further explained in detail in the following with the accompanying drawings. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in figure 1, an artificial intelligence wheelchair model based on brain-computer interface, including the wheelchair body and install the lift control device on the wheelchair body, the PC host computer, the electropneumatic controller, wireless communication module, ultrasonic ranging appearance, electrode cap and image recognizer, lift control device is equipped with the bedplate and the backplate lift cylinder of wheelchair body, a posture of sitting and lying for controlling the user, the height of going up and down and supplementary standing, the lift of lift cylinder can change the height of wheelchair, make the user can adapt to operations such as taking of different height things through adjusting height, and can adjust position of sitting or the appearance of lying, it is more convenient and comfortable, the backplate is propped up into upright state, and the backplate both sides are equipped with the bracing piece of card establishing at the user armpit, the auxiliary user stands, carry out rehabilitation training.
The wheelchair body is equipped with actuating mechanism connection electric controller, electric controller connects the PC host computer, the PC host computer is connected with wireless communication module, be connected with user's cell-phone software and bracelet, the last control button that is equipped with of cell-phone software can pass through PC host computer and electric controller control actuating mechanism, a position for the user passes through the cell-phone control wheelchair of oneself, the user is in any position, the wheelchair body of control wireless within range comes the position that the user wants to reach, perhaps the user gets off the back from the wheelchair, get back to the parking position through cell-phone software control wheelchair body. Set up the automatic mode of following of wheelchair body in the bracelet to connect the PC host computer through wireless communication module, be used for the distance of wheelchair body auto-induction and bracelet when the user carries out rehabilitation training, the automatic user of following, ultrasonic ranging appearance automatic identification distance information, and keep away the barrier automatically, realize that wheelchair body autopilot follows the user, more intelligent follow protection user.
Three control modes of the driving mechanism are set on the PC host, the three control modes are respectively a brain wave control mode, a facial expression control mode and a manual control mode, and are switched by a function key arranged on the wheelchair body, and the operation steps of the control modes are as follows:
1) for a user with serious paralysis or muscular atrophy, the brain wave control mode is switched into through the functional keys, an electrode cap is worn on the head of the user and connected with the electroencephalogram signal processor, electroencephalogram signals of the user are collected and converted into digital signals to be transmitted to the PC host;
2) the PC host identifies the electroencephalogram signals of the user and sets the electroencephalogram signals into corresponding action signals, and the drive mechanism is controlled by the electric controller;
3) setting an electroencephalogram signal which wants to nod head to correspond to an action signal for the forward movement of the driving mechanism, an electroencephalogram signal which wants to raise head to correspond to an action signal for the backward movement of the driving mechanism, an electroencephalogram signal which wants to move left limbs to correspond to an action signal for the left rotation of the driving mechanism, an electroencephalogram signal which wants to move right limbs to correspond to an action signal for the right rotation of the driving mechanism, and an electroencephalogram signal which wants to move bilateral limbs to correspond to an action signal for the stop of the driving mechanism;
4) for a user with limited limb movement, the mode is switched into a facial expression control mode through a function key, an electrode cap is removed, a camera is installed at the front end of the wheelchair body and connected with an image recognizer, and facial expression information of the user is recognized and transmitted to a PC host;
5) the PC host machine identifies the facial expression of the user and sets the facial expression into a corresponding action signal, and the electric controller controls the driving mechanism;
6) setting an action signal that the expression of opening the mouth corresponds to the forward movement of the driving mechanism, an action signal that the expression of closing the mouth corresponds to the backward movement of the driving mechanism, an action signal that the expression of closing the left eye corresponds to the left rotation of the driving mechanism, an action signal that the expression of closing the right eye corresponds to the right rotation of the driving mechanism, and an action signal that the expression of clamping teeth corresponds to the stop of the driving mechanism;
7) for a user with limited leg movement, the functional keys are switched into a manual control mode, and the wheelchair body is manually controlled through a control lever arranged on the wheelchair body.
The two driving wheels connected with the driving mechanism of the wheelchair body are provided with electromagnetic brakes. When the user appears the coincidence of above-mentioned five kinds of EEG signals or frequently switches EEG signal or ultrasonic ranging appearance and detects the distance danger when the user when brain wave control mode, electromagnetic brake auto-power-off actuation, the user appears the coincidence of above-mentioned five kinds of expressions or frequently switches expression or when ultrasonic ranging appearance detects the distance danger when facial expression control mode, electromagnetic brake auto-power-off actuation. The electromagnetic brake can better control the automatic parking of the wheelchair body, and the safety of a user is protected.
The present invention is not limited to the above embodiments, and any structural changes made under the teaching of the present invention shall fall within the scope of the present invention, which is similar or similar to the technical solutions of the present invention.
The techniques, shapes, and configurations not described in detail in the present invention are all known techniques.

Claims (6)

1. The utility model provides an artificial intelligence wheelchair model based on computer-computer interface, its characterized in that, includes the wheelchair body and installs lift control device, PC host computer, electric controller, wireless communication module, ultrasonic ranging appearance, electrode cap and the image recognizer on the wheelchair body, the actuating mechanism that the wheelchair body was equipped with connects the electric controller, and the electric controller connects the PC host computer to set for actuating mechanism's three kinds of control mode on the PC host computer, the control mode is brain wave control mode, facial expression control mode and manual control mode, and switches through the function button that sets up on the wheelchair body, the operating procedure of control mode is as follows:
1) for a user with serious paralysis or muscular atrophy, the brain wave control mode is switched into through the functional keys, an electrode cap is worn on the head of the user and connected with the electroencephalogram signal processor, electroencephalogram signals of the user are collected and converted into digital signals to be transmitted to the PC host;
2) the PC host identifies the electroencephalogram signals of the user and sets the electroencephalogram signals into corresponding action signals, and the drive mechanism is controlled by the electric controller;
3) setting an electroencephalogram signal which wants to nod head to correspond to an action signal for the forward movement of the driving mechanism, an electroencephalogram signal which wants to raise head to correspond to an action signal for the backward movement of the driving mechanism, an electroencephalogram signal which wants to move left limbs to correspond to an action signal for the left rotation of the driving mechanism, an electroencephalogram signal which wants to move right limbs to correspond to an action signal for the right rotation of the driving mechanism, and an electroencephalogram signal which wants to move bilateral limbs to correspond to an action signal for the stop of the driving mechanism;
4) for a user with limited limb movement, the mode is switched into a facial expression control mode through a function key, an electrode cap is removed, a camera is installed at the front end of the wheelchair body and connected with an image recognizer, and facial expression information of the user is recognized and transmitted to a PC host;
5) the PC host machine identifies the facial expression of the user and sets the facial expression into a corresponding action signal, and the electric controller controls the driving mechanism;
6) setting an action signal that the expression of opening the mouth corresponds to the forward movement of the driving mechanism, an action signal that the expression of closing the mouth corresponds to the backward movement of the driving mechanism, an action signal that the expression of closing the left eye corresponds to the left rotation of the driving mechanism, an action signal that the expression of closing the right eye corresponds to the right rotation of the driving mechanism, and an action signal that the expression of clamping teeth corresponds to the stop of the driving mechanism;
7) for a user with limited leg movement, the functional keys are switched into a manual control mode, and the wheelchair body is manually controlled through a control lever arranged on the wheelchair body.
2. The brain-computer interface-based artificial intelligence wheelchair model of claim 1 wherein the elevation control device is provided with a seat plate and a back plate elevation cylinder for controlling the sitting and lying posture, elevation height and standing assistance of the user.
3. The artificial intelligence wheelchair model of claim 1 wherein the PC host is connected to a wireless communication module, connected to the user's mobile phone software and a bracelet, and the control buttons provided on the mobile phone software can control the drive mechanism through the PC host and the electrical controller, for the user to control the position of the wheelchair through his/her mobile phone.
4. The artificial intelligence wheelchair model of claim 3 based on brain-computer interface, characterized in that set up the automatic following mode of wheelchair body in the bracelet to connect PC host computer through wireless communication module for the distance of wheelchair body auto-induction and bracelet when the user carries out rehabilitation training, the automatic user of following, ultrasonic ranging appearance automatic identification distance information, and avoid the barrier automatically.
5. The brain-computer interface-based artificial intelligence wheelchair model of claim 1 wherein electromagnetic brakes are mounted on two drive wheels connected to the drive mechanism of the wheelchair body.
6. The brain-computer interface-based artificial intelligence wheelchair model of claim 5, wherein the electromagnetic brake is automatically powered off and closed when the user has five electroencephalogram signals overlapping or frequently switches electroencephalogram signals in brain wave control mode or the ultrasonic distance meter detects a distance danger, and the electromagnetic brake is automatically powered off and closed when the user has five expressions overlapping or frequently switches expressions in facial expression control mode or the ultrasonic distance meter detects a distance danger.
CN202110438796.9A 2021-04-23 2021-04-23 Artificial intelligence wheelchair model based on brain-computer interface Withdrawn CN113101076A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202110438796.9A CN113101076A (en) 2021-04-23 2021-04-23 Artificial intelligence wheelchair model based on brain-computer interface

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Application Number Priority Date Filing Date Title
CN202110438796.9A CN113101076A (en) 2021-04-23 2021-04-23 Artificial intelligence wheelchair model based on brain-computer interface

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CN113101076A true CN113101076A (en) 2021-07-13

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