CN209879303U - Multifunctional intelligent wheelchair system - Google Patents
Multifunctional intelligent wheelchair system Download PDFInfo
- Publication number
- CN209879303U CN209879303U CN201920957018.9U CN201920957018U CN209879303U CN 209879303 U CN209879303 U CN 209879303U CN 201920957018 U CN201920957018 U CN 201920957018U CN 209879303 U CN209879303 U CN 209879303U
- Authority
- CN
- China
- Prior art keywords
- module
- microprocessor
- user
- wheelchair
- electrically connected
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000012544 monitoring process Methods 0.000 claims abstract description 41
- 230000008859 change Effects 0.000 claims abstract description 8
- 230000003993 interaction Effects 0.000 claims abstract description 5
- 230000007613 environmental effect Effects 0.000 claims abstract description 4
- 230000006698 induction Effects 0.000 claims abstract description 4
- 210000003128 head Anatomy 0.000 claims description 23
- 230000004886 head movement Effects 0.000 claims description 16
- 239000004973 liquid crystal related substance Substances 0.000 claims description 15
- 230000001133 acceleration Effects 0.000 claims description 8
- 230000007175 bidirectional communication Effects 0.000 claims description 3
- DMBHHRLKUKUOEG-UHFFFAOYSA-N diphenylamine Chemical compound C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 abstract description 4
- 230000004888 barrier function Effects 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 230000006854 communication Effects 0.000 description 3
- 238000004891 communication Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000011835 investigation Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model discloses a multi-functional intelligent wheelchair system, including automobile body, cushion, back, handrail, footboard, wheel, helmet, first microprocessor, environmental monitoring module, ultrasonic sensing module, human infrared induction module, pulse monitoring module, PS2 rocker, gyroscope, speech recognition module, LCD screen, intelligent terminal, motor drive module, direct current have brush motor, second microprocessor, big dipper orientation module, SIMA alarm module and voice play module. The utility model discloses a rocking of user's head can change the wheelchair motion, and show on the video image wireless transmission to the LCD screen that the camera was gathered, thereby look over the real-time condition of control scene fast, keep away the barrier with the ultrasonic wave simultaneously and fuse with the voice broadcast technique, the wheelchair can automatic judgement whether can carry out the order that the user given safely, and give the user with information feedback through the form of voice broadcast, make intelligent wheelchair man-machine interaction stronger, the operation is safer, stable and reliable, it is ingenious to have the design, moreover, the steam generator is simple in structure, therefore, the carrier wave prepaid electric energy meter is low in cost, and is strong in characteristics.
Description
Technical Field
The utility model relates to a wheelchair field, in particular to multi-functional intelligent wheelchair system.
Background
Investigations have shown that 80% of disabled elderly are reluctant to go out alone without any assistance. The application of present wheelchair is very extensive, but what a lot of wheelchairs used is manual control mostly, and the wheelchair function is single moreover, can only play the effect of riding instead of walk singly, must the family in addition the people anytime and anywhere follow, can not the fully provided old person's physiological requirement. The wheelchair for many elderly people is not ideal, and an appropriate wheelchair is very important for the safety of the elderly people. According to the requirements and consumption characteristics of old people, a wheelchair integrating multiple functions can be designed, so that the life of the old people is more convenient and comfortable, and the old people can feel more comfortable.
The proposal of the utility model is to improve the prior wheelchair aiming at the problems.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the prior art, the utility model provides a multifunctional intelligent wheelchair system, which controls the movement of the wheelchair by collecting the change of the head posture of a user.
In order to achieve the purpose of the utility model, the technical scheme adopted for solving the technical problem is as follows:
the utility model provides a multi-functional intelligent wheelchair system, includes automobile body, cushion, back, handrail, footboard, wheel, helmet, first microprocessor, environmental monitoring module, ultrasonic sensing module, human infrared induction module, pulse monitoring module, PS2 rocker, gyroscope, speech recognition module, LCD screen, intelligent terminal, motor drive module and direct current have brush motor, wherein:
the cushion is horizontally arranged on the vehicle body;
the backrest is vertically arranged on the vehicle body;
the armrests are arranged on the left side and the right side of the seat cushion;
the pedal is arranged at the front end of the vehicle body and is positioned below the cushion;
the wheels are rotatably arranged on the left side and the right side of the vehicle body;
the helmet is worn on the head of a user;
the environment monitoring module is arranged at the front end of the handrail or the top of the helmet, is electrically connected with the first microprocessor, and is used for shooting real-time road conditions of the surrounding environment where a user is located and sending the real-time road conditions to the first microprocessor;
the ultrasonic sensing module is arranged at the front end of the handrail or the top of the helmet, is electrically connected with the first microprocessor, and is used for sensing the condition of obstacles around the vehicle body and sending the obstacle to the first microprocessor;
the human body infrared sensing module is arranged at the front end of the handrail or the top of the helmet, is electrically connected with the first microprocessor and is used for sensing the human body condition in the advancing direction of the wheelchair in real time in a dark environment;
the pulse monitoring module is arranged on the handrail, is electrically connected with the first microprocessor, and is used for monitoring the heart rate condition of the user in real time and sending the heart rate condition to the first microprocessor when the user holds the handrail;
the PS2 rocker is arranged on the armrest, is electrically connected with the first microprocessor and is used for a user to control the wheelchair to move;
the gyroscope is arranged on the helmet, is connected with the first microprocessor through a first serial port module, and is used for acquiring a head movement signal of a user and sending the head movement signal to the first microprocessor;
the voice recognition module is arranged on the vehicle body or the helmet, is in wireless connection with the first microprocessor, and is used for recognizing a voice command of a user and sending the voice command to the first microprocessor;
the first microprocessor is electrically connected with the environment monitoring module, the ultrasonic sensing module, the human body infrared sensing module, the pulse monitoring module, the PS2 rocker, the gyroscope and the voice recognition module, and is used for receiving real-time road conditions shot by the environment monitoring module, obstacle conditions sensed by the ultrasonic sensing module, human body conditions sensed by the human body infrared sensing module, heart rate conditions monitored by the pulse monitoring module, head movement signals collected by the gyroscope and/or analog signals of voice commands recognized by the voice recognition module and converting the analog signals into digital signals;
the liquid crystal screen is arranged on the vehicle body or the handrail, is in wireless connection with the first microprocessor, and is used for displaying real-time road conditions shot by the environment monitoring module, obstacle conditions sensed by the ultrasonic sensing module, human body conditions sensed by the human body infrared sensing module, heart rate conditions monitored by the pulse monitoring module, head movement signals collected by the gyroscope and/or voice commands identified by the voice identification module in real time;
the intelligent terminal is wirelessly connected with the first microprocessor and is used for enabling family members to check real-time road conditions, obstacle conditions, human body conditions and heart rate conditions of the user in the surrounding environment in real time through an APP arranged in the intelligent terminal;
the motor driving module is electrically connected with the first microprocessor and used for driving the direct current brush motor to operate, controlling the rotating speed of the direct current brush motor through a PID algorithm of the first microprocessor, and converting the rotating speed of the direct current brush motor into pulse frequency to be fed back to the first microprocessor;
the direct current brush motor is electrically connected with the wheels and used for driving the wheels to rotate.
Further, still include second microprocessor, big dipper orientation module, SIMA alarm module and voice play module, wherein:
the second microprocessor is in bidirectional communication connection with the first microprocessor through a second serial port module;
the Beidou positioning module is electrically connected with the second microprocessor and used for automatically positioning the current position of a user in real time and sending position information to the second microprocessor;
the SIMA alarm module is electrically connected with the second microprocessor and used for receiving the position information in the second microprocessor and automatically editing the position information into a short message, and the short message is sent to the intelligent terminal through the second microprocessor and the first microprocessor to inform the family of the user;
the voice playing module is electrically connected with the second microprocessor and is used for performing man-machine interaction with the intelligent terminal by combining the liquid crystal display;
the liquid crystal screen is also used for displaying the position information positioned by the Beidou positioning module, the short message sent by the SIMA alarm module and/or the video image of the family collected by the intelligent terminal in real time, or projecting the map searched by the intelligent terminal to indicate the advancing direction;
the intelligent terminal is further used for receiving the position information positioned by the Beidou positioning module, searching a map through a built-in APP of the intelligent terminal so as to determine the approximate position of the intelligent terminal, and/or displaying the video image of the user collected by the liquid crystal display.
Further, the user head movement signal is a change of a head angle of the user, wherein:
when the eyes of the user are in front view, the wheelchair moves straight;
when the user turns the head for a period of time, the wheelchair turns left;
when the user turns the head to the right for a period of time, the wheelchair turns to the right;
when the head of the user inclines backwards, the wheelchair moves backwards;
when the user shakes his head, the wheelchair brakes.
Preferably, the gyroscope adopts an MPU-6050 three-axis acceleration sensor.
Preferably, the motor driving module adopts an L298N motor driving chip.
Preferably, the first microprocessor and the second microprocessor both use an STM32F103 processor.
Preferably, the environment monitoring module adopts a 360-degree panoramic camera.
Preferably, the direct current brush motor adopts a MY1016Z2 Vinet permanent magnet direct current speed reduction brush motor.
Preferably, the first serial port module and the second serial port module both adopt UART, SPI or I2C serial ports.
Preferably, the voice playing module adopts a loudspeaker.
The utility model discloses owing to adopt above technical scheme, make it compare with prior art, have following advantage and positive effect:
the utility model relates to a multifunctional intelligent wheelchair system, which can change the wheelchair movement through the shaking of the head of a user, greatly help some old people, and wirelessly transmit the video image collected by a 360-degree panoramic camera to a liquid crystal display for displaying, thereby rapidly checking the real-time situation of a monitoring site, being more rapid and sensitive than the traditional manual adjustment, simultaneously fusing ultrasonic obstacle avoidance and voice broadcasting technologies, the wheelchair can automatically judge whether the voice command given by the user can be safely executed, and feed back the information to the user through the voice broadcasting mode, so that the intelligent wheelchair has stronger man-machine interaction, is safer, more stable and reliable in operation, provides a convenient means for the wheelchair movement under complex environments in the future, the Beidou positioning module and the SIMA alarm module can realize remote communication, and the user can find out the position of the user and contact with the family, the multifunctional desk has the characteristics of ingenious design, simple structure, rich functions, low cost, strong practicability and more humanization.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort. In the drawings:
fig. 1 is a system block diagram of the multifunctional intelligent wheelchair system of the present invention.
[ description of main symbols ]
1-a first microprocessor;
2-an environment monitoring module;
3-an ultrasonic sensing module;
4-human body infrared induction module;
5-pulse monitoring module;
6-PS2 Rocker;
7-a gyroscope;
8-a speech recognition module;
9-a liquid crystal screen;
10-an intelligent terminal;
11-a motor drive module;
12-a direct current brush motor;
13-a second microprocessor;
14-a Beidou positioning module;
15-SIMA alarm module;
16-voice playing module.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described and discussed below with reference to the accompanying drawings of the present invention, and it is obvious that only some examples, not all examples, of the present invention are described herein, and all other embodiments obtained by a person of ordinary skill in the art without creative work belong to the protection scope of the present invention based on the embodiments of the present invention.
As shown in fig. 1, the present embodiment discloses a multifunctional intelligent wheelchair system, which includes a vehicle body (not shown), a seat cushion (not shown), a backrest (not shown), an armrest (not shown), a pedal (not shown), wheels (not shown), a helmet (not shown), a first microprocessor 1, an environment monitoring module 2, an ultrasonic sensing module 3, a human body infrared sensing module 4, a pulse monitoring module 5, a PS2 rocker 6, a gyroscope 7, a voice recognition module 8, a liquid crystal display 9, an intelligent terminal 10, a motor driving module 11, and a dc brush motor 12, wherein:
the cushion is horizontally arranged on the vehicle body;
the backrest is vertically arranged on the vehicle body;
the armrests are arranged on the left side and the right side of the seat cushion;
the pedal is arranged at the front end of the vehicle body and is positioned below the cushion;
the wheels are rotatably arranged on the left side and the right side of the vehicle body;
the helmet is worn on the head of a user;
the environment monitoring module 2 is arranged at the front end of the handrail or at the top of the helmet, is electrically connected with the first microprocessor 1, and is used for shooting real-time road conditions of the surrounding environment where a user is located and sending the real-time road conditions to the first microprocessor 1; preferably, the environment monitoring module 2 adopts a 360-degree panoramic camera.
The ultrasonic sensing module 3 is arranged at the front end of the armrest or the top of the helmet, is electrically connected with the first microprocessor 1, and is used for sensing the conditions of obstacles around the vehicle body (in the front, back, left and right directions) and sending the conditions to the first microprocessor 1;
the human body infrared sensing module 4 is arranged at the front end of the armrest or the top of the helmet, is electrically connected with the first microprocessor 1, and is used for sensing the human body condition in the advancing direction of the wheelchair in real time in a dark environment;
the pulse monitoring module 5 is arranged on the handrail, is electrically connected with the first microprocessor 1, and is used for monitoring the heart rate condition of a user in real time and sending the heart rate condition to the first microprocessor 1 when the user holds the handrail;
the PS2 rocker 6 is arranged on the armrest, is electrically connected with the first microprocessor 1, and is used for a user to control the movement of the wheelchair in four directions, namely front, back, left and right; in addition, the PS2 rocker 6 can also control the acceleration and deceleration of the wheelchair, each key position being set to accelerate or decelerate 50.
The gyroscope 7 is arranged on the helmet, is connected with the first microprocessor 1 through a first serial port module, and is used for acquiring a head movement signal of a user and sending the head movement signal to the first microprocessor 1. Preferably, the gyroscope 7 adopts an MPU-6050 three-axis acceleration sensor. The MPU-6050 has angular speed full-grid sensing range of + -250, + -500, + -1000 and + -2000 sec, can accurately track fast and slow motion, and user programmable accelerator full-grid sensing range of + -2 g, + -4 g + -8 g and + -16 g. In addition, the first serial module adopts a UART, SPI or I2C serial port, and preferably adopts a UART serial port.
The voice recognition module 8 is disposed on the vehicle body or the helmet, is wirelessly connected to the first microprocessor 1, and is configured to recognize a voice command of a user and send the voice command to the first microprocessor 1. The voice recognition module 8 is preferably arranged on the helmet and is closer to the mouth of the user, so that the voice command of the user can be recognized more clearly.
The first microprocessor 1 is electrically connected with the environment monitoring module 2, the ultrasonic sensing module 3, the human body infrared sensing module 4, the pulse monitoring module 5, the PS2 rocker 6, the gyroscope 7 and the voice recognition module 8, and is configured to receive a real-time road condition photographed by the environment monitoring module 2, an obstacle condition sensed by the ultrasonic sensing module 3, a human body condition sensed by the human body infrared sensing module 4, a heart rate condition monitored by the pulse monitoring module 5, a head movement signal collected by the gyroscope 7 and/or an analog signal of a voice command recognized by the voice recognition module 8 and convert the analog signal into a digital signal;
the liquid crystal screen 9 is arranged on the vehicle body or the handrail, is wirelessly connected with the first microprocessor 1, and is used for displaying real-time road conditions shot by the environment monitoring module 2, obstacle conditions sensed by the ultrasonic sensing module 3, human conditions sensed by the human infrared sensing module 4, heart rate conditions monitored by the pulse monitoring module 5, head movement signals collected by the gyroscope 7 and/or voice commands identified by the voice identification module 8 in real time;
the intelligent terminal 10 is wirelessly connected with the first microprocessor 1 and is used for enabling family members to check real-time road conditions, obstacle conditions, human body conditions and heart rate conditions of users in the surrounding environment in real time through an APP (application) built in the intelligent terminal 10;
the motor driving module 11 is electrically connected to the first microprocessor 1, and is configured to drive the dc brushed motor 12 to operate, control the rotation speed of the dc brushed motor 12 through a PID algorithm of the first microprocessor 1, and convert the rotation speed of the dc brushed motor 12 into a pulse frequency to be fed back to the first microprocessor 1; preferably, the motor driving module 11 adopts an L298N motor driving chip.
The direct current brush motor 12 is electrically connected with the wheel and used for driving the wheel to rotate. Preferably, the dc brush motor 12 adopts a MY1016Z2 younett permanent magnet dc speed-reducing brush motor.
In order to enable the intelligent wheelchair to be capable of remotely positioning and communicating, the intelligent wheelchair is added with the Beidou and the SIMA for communication, and a user can get in contact with family in real time when the user is outdoors. Specifically, with continued reference to fig. 1, the intelligent wheelchair system further includes a second microprocessor 13, a beidou positioning module 14, a SIMA alarm module 15 and a voice playing module 16, wherein:
the second microprocessor 13 is in bidirectional communication connection with the first microprocessor 1 through a second serial port module; in this embodiment, the second serial port module adopts a UART, SPI, or I2C serial port, and preferably adopts a UART serial port.
The Beidou positioning module 14 is electrically connected with the second microprocessor 13 and is used for automatically positioning the current position of a user in real time and sending position information to the second microprocessor 13; in this embodiment, the Beidou positioning module 14 can provide high-precision, high-reliability positioning, navigation and time service for various users all day long and all day long in the global scope.
The SIMA alarm module 15 is electrically connected to the second microprocessor 13, and is configured to receive the location information in the second microprocessor 13 and automatically edit the location information into a short message, and the short message is sent to the intelligent terminal 10 through the second microprocessor 13 and the first microprocessor 1 to inform the family members of the user; in this embodiment, in an emergency, the SIMA alarm module 15 may send an alarm for help, indicate directions for the old through the voice playing module 16 or a ground map projection mode, conveniently find a destination and go home, and enable the children and the girls to remotely know the location information of the old.
The voice playing module 16 is electrically connected with the second microprocessor 13 and is used for performing human-computer interaction with the intelligent terminal 10 by combining the liquid crystal display 9; preferably, the voice playing module 16 employs a speaker.
The liquid crystal screen 9 is further configured to display, in real time, position information located by the beidou locating module 14, a short message sent by the SIMA alarm module 15 and/or a video image of a family collected by the intelligent terminal 10, or project a map searched by the intelligent terminal 10 to indicate a forward direction;
the intelligent terminal 10 is further used for receiving the position information positioned by the Beidou positioning module 14, searching a map through an APP built in the intelligent terminal 10 to further determine the approximate position of the intelligent terminal, and/or displaying the video image of the user collected by the liquid crystal screen 9.
Furthermore, the head movement signal of the user is the change of the head angle of the user, and when the eyes of the user are in front view, the wheelchair moves straight; when the user turns the head for a period of time, the wheelchair turns left; when the user turns the head to the right for a period of time, the wheelchair turns to the right; when the head of the user inclines backwards, the wheelchair moves backwards; when the user shakes his head, the wheelchair brakes. The left-right turning, advancing, backing and stopping of the wheelchair are controlled through the head movement. The posture of the head of the user is accurately acquired, namely the change of the head angle, so that an acceleration sensor MPU6050 with higher precision is needed, the acceleration sensor is a three-axis acceleration sensor and has three angles of pitch, roll and yaw, the change of the three angles is acquired respectively to control the wheelchair to perform corresponding operation, and after the head motion signal acquired by the acceleration sensor is analyzed, the operation that the user wants to perform is judged, and the command is transmitted to a controller at the wheelchair end, so that the control of the wheelchair is realized.
In this embodiment, the first microprocessor 1 and the second microprocessor 13 both use an STM32F103 processor. An STM32F103 processor is used as a control core to generate PWM pulses with duty ratios controlled by a PID algorithm to realize the control of the rotating speed of the direct current motor. Meanwhile, the Hall sensor is utilized to convert the motor speed into pulse frequency to be fed back to the microprocessor, so that a rotating speed closed-loop control system is formed, and the aim of adjusting the rotating speed without static error is fulfilled.
When the user meets emergency outdoors, big dipper orientation module 14 can automatic positioning current position, SIMA alarm module 15 then can send positional information this moment, this positional information will send the longitude and latitude that big dipper orientation module 14 gathered for the family, the family carries out the map search at the APP interface of its intelligent terminal 10, confirm its approximate position, and can in time broadcast emergency call to 120, this part is independently a whole, carry out serial port communication with first microprocessor 1, can point out the direction for the old man through the projected of voice broadcast module 16 or ground map, the convenient destination of finding and going home, and can let the long-range positional information who learns the old man of son and daughter.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a multi-functional intelligent wheelchair system, its characterized in that, includes automobile body, cushion, back, handrail, footboard, wheel, helmet, first microprocessor, environmental monitoring module, ultrasonic sensing module, human infrared induction module, pulse monitoring module, PS2 rocker, gyroscope, speech recognition module, LCD screen, intelligent terminal, motor drive module and direct current have brush motor, wherein:
the cushion is horizontally arranged on the vehicle body;
the backrest is vertically arranged on the vehicle body;
the armrests are arranged on the left side and the right side of the seat cushion;
the pedal is arranged at the front end of the vehicle body and is positioned below the cushion;
the wheels are rotatably arranged on the left side and the right side of the vehicle body;
the helmet is worn on the head of a user;
the environment monitoring module is arranged at the front end of the handrail or the top of the helmet, is electrically connected with the first microprocessor, and is used for shooting real-time road conditions of the surrounding environment where a user is located and sending the real-time road conditions to the first microprocessor;
the ultrasonic sensing module is arranged at the front end of the handrail or the top of the helmet, is electrically connected with the first microprocessor, and is used for sensing the condition of obstacles around the vehicle body and sending the obstacle to the first microprocessor;
the human body infrared sensing module is arranged at the front end of the handrail or the top of the helmet, is electrically connected with the first microprocessor and is used for sensing the human body condition in the advancing direction of the wheelchair in real time in a dark environment;
the pulse monitoring module is arranged on the handrail, is electrically connected with the first microprocessor, and is used for monitoring the heart rate condition of the user in real time and sending the heart rate condition to the first microprocessor when the user holds the handrail;
the PS2 rocker is arranged on the armrest, is electrically connected with the first microprocessor and is used for a user to control the wheelchair to move;
the gyroscope is arranged on the helmet, is connected with the first microprocessor through a first serial port module, and is used for acquiring a head movement signal of a user and sending the head movement signal to the first microprocessor;
the voice recognition module is arranged on the vehicle body or the helmet, is in wireless connection with the first microprocessor, and is used for recognizing a voice command of a user and sending the voice command to the first microprocessor;
the first microprocessor is electrically connected with the environment monitoring module, the ultrasonic sensing module, the human body infrared sensing module, the pulse monitoring module, the PS2 rocker, the gyroscope and the voice recognition module, and is used for receiving real-time road conditions shot by the environment monitoring module, obstacle conditions sensed by the ultrasonic sensing module, human body conditions sensed by the human body infrared sensing module, heart rate conditions monitored by the pulse monitoring module, head movement signals collected by the gyroscope and/or analog signals of voice commands recognized by the voice recognition module and converting the analog signals into digital signals;
the liquid crystal screen is arranged on the vehicle body or the handrail, is in wireless connection with the first microprocessor, and is used for displaying real-time road conditions shot by the environment monitoring module, obstacle conditions sensed by the ultrasonic sensing module, human body conditions sensed by the human body infrared sensing module, heart rate conditions monitored by the pulse monitoring module, head movement signals collected by the gyroscope and/or voice commands identified by the voice identification module in real time;
the intelligent terminal is wirelessly connected with the first microprocessor and is used for enabling family members to check real-time road conditions, obstacle conditions, human body conditions and heart rate conditions of the user in the surrounding environment in real time through an APP arranged in the intelligent terminal;
the motor driving module is electrically connected with the first microprocessor and used for driving the direct current brush motor to operate, controlling the rotating speed of the direct current brush motor through a PID algorithm of the first microprocessor, and converting the rotating speed of the direct current brush motor into pulse frequency to be fed back to the first microprocessor;
the direct current brush motor is electrically connected with the wheels and used for driving the wheels to rotate.
2. The multifunctional intelligent wheelchair system of claim 1 further comprising a second microprocessor, a Beidou positioning module, a SIMA alarm module and a voice playing module, wherein:
the second microprocessor is in bidirectional communication connection with the first microprocessor through a second serial port module;
the Beidou positioning module is electrically connected with the second microprocessor and used for automatically positioning the current position of a user in real time and sending position information to the second microprocessor;
the SIMA alarm module is electrically connected with the second microprocessor and used for receiving the position information in the second microprocessor and automatically editing the position information into a short message, and the short message is sent to the intelligent terminal through the second microprocessor and the first microprocessor to inform the family of the user;
the voice playing module is electrically connected with the second microprocessor and is used for performing man-machine interaction with the intelligent terminal by combining the liquid crystal display;
the liquid crystal screen is also used for displaying the position information positioned by the Beidou positioning module, the short message sent by the SIMA alarm module and/or the video image of the family collected by the intelligent terminal in real time, or projecting the map searched by the intelligent terminal to indicate the advancing direction;
the intelligent terminal is further used for receiving the position information positioned by the Beidou positioning module, searching a map through a built-in APP of the intelligent terminal so as to determine the approximate position of the intelligent terminal, and/or displaying the video image of the user collected by the liquid crystal display.
3. The multifunctional intelligent wheelchair system of claim 1 wherein the user head movement signal is a change in the angle of the user's head, wherein:
when the eyes of the user are in front view, the wheelchair moves straight;
when the user turns the head for a period of time, the wheelchair turns left;
when the user turns the head to the right for a period of time, the wheelchair turns to the right;
when the head of the user inclines backwards, the wheelchair moves backwards;
when the user shakes his head, the wheelchair brakes.
4. The multifunctional intelligent wheelchair system of claim 1 wherein the gyroscope is an MPU-6050 three-axis acceleration sensor.
5. The multifunctional intelligent wheelchair system of claim 1 wherein the motor drive module employs an L298N motor drive chip.
6. The multifunctional intelligent wheelchair system of claim 2 wherein the first and second microprocessors each employ an STM32F103 processor.
7. The multifunctional intelligent wheelchair system of claim 1 wherein the environmental monitoring module employs a 360 degree panoramic camera.
8. The multifunctional intelligent wheelchair system of claim 1 wherein the dc brushed motor is a MY1016Z2 ennot permanent magnet dc deceleration brushed motor.
9. The multifunctional intelligent wheelchair system of claim 2 wherein the first and second serial modules are UART, SPI or I2C serial.
10. The multifunctional intelligent wheelchair system of claim 2 wherein the voice playing module employs a speaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920957018.9U CN209879303U (en) | 2019-06-24 | 2019-06-24 | Multifunctional intelligent wheelchair system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920957018.9U CN209879303U (en) | 2019-06-24 | 2019-06-24 | Multifunctional intelligent wheelchair system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209879303U true CN209879303U (en) | 2019-12-31 |
Family
ID=68947041
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920957018.9U Active CN209879303U (en) | 2019-06-24 | 2019-06-24 | Multifunctional intelligent wheelchair system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209879303U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111562343A (en) * | 2020-03-23 | 2020-08-21 | 广东艾诗凯奇智能科技有限公司 | Neck massager, environment detection method thereof and computer readable storage medium |
| CN112071313A (en) * | 2020-07-22 | 2020-12-11 | 特斯联科技集团有限公司 | Voice broadcasting method and device, electronic equipment and medium |
| CN113081527A (en) * | 2021-04-21 | 2021-07-09 | 玉林师范学院 | Intelligent multifunctional wheelchair |
-
2019
- 2019-06-24 CN CN201920957018.9U patent/CN209879303U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111562343A (en) * | 2020-03-23 | 2020-08-21 | 广东艾诗凯奇智能科技有限公司 | Neck massager, environment detection method thereof and computer readable storage medium |
| CN112071313A (en) * | 2020-07-22 | 2020-12-11 | 特斯联科技集团有限公司 | Voice broadcasting method and device, electronic equipment and medium |
| CN113081527A (en) * | 2021-04-21 | 2021-07-09 | 玉林师范学院 | Intelligent multifunctional wheelchair |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN209879303U (en) | Multifunctional intelligent wheelchair system | |
| CN110161938A (en) | A kind of multifunctional intellectual wheelchair system | |
| EP2427159B1 (en) | Steering and control system for a vehicle for the disabled | |
| CN204484697U (en) | Intelligent blind-guiding crutch | |
| CN105798922A (en) | Home service robot | |
| CN204890520U (en) | Self -contained navigation leads blind man's stick | |
| CN105232295A (en) | Intelligent guiding system for obstacle avoidance | |
| CN208693642U (en) | A kind of multifunctional intellectual wheelchair | |
| CN102106775A (en) | Wheel chair for severe disabled | |
| CN211857283U (en) | Intelligent wheelchair control system | |
| CN108309594A (en) | A kind of wheelchair | |
| CN105266982A (en) | Intelligent wheel chair | |
| WO2011046240A1 (en) | Route tracing apparatus installed in an electric car for the elderly and feeble | |
| US10035541B2 (en) | Robotic personal assistant | |
| CN102662378A (en) | Remote interaction system based on Internet of things technology | |
| CN113244062B (en) | Attitude control method and device based on dual-gyroscope intelligent wheelchair | |
| CN216725005U (en) | Intelligent uphill rollover prevention electric wheelchair based on raspberry group | |
| CN217118852U (en) | Intelligent blind guiding robot | |
| CN111759059A (en) | Walking type intelligent walking stick | |
| CN112137810A (en) | Seat is followed to intelligence | |
| CN219680970U (en) | Intelligent recovery wheelchair based on Internet of things | |
| CN111838907A (en) | Intelligent walking stick for blind person | |
| CN211095388U (en) | Device of electronic wheelchair anticollision | |
| CN202694102U (en) | Remote interactive system based on technology of internet of things | |
| CN211835274U (en) | Intelligent blind guiding stick based on multifunctional unmanned aerial vehicle platform |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20231205 Address after: 215000 E425, No.1 Zhineng Avenue, Wuzhong Economic Development Zone, Suzhou City, Jiangsu Province Patentee after: Magnet (Suzhou) Technology Co.,Ltd. Address before: No.1 Zhineng Avenue, Suzhou International Education Park, Suzhou, Jiangsu Province Patentee before: Suzhou Vocational Institute of Industrial Technology |
|
| TR01 | Transfer of patent right |