Intelligent wheelchair

Abstract

The embodiment of the invention discloses an intelligent wheelchair. The intelligent wheelchair comprises, for example, a wheelchair body; the main control circuit is arranged on the wheelchair body and comprises an AI processor; the database memory is electrically connected with the AI processor, and multiple groups of voice dialogue sample data are stored in the database memory; the voice processing unit is electrically connected with the AI processor; the voice receiving unit is electrically connected with the voice processing unit; the power amplifier circuit is electrically connected with the AI processor; and the loudspeaker is electrically connected with the power amplifier circuit. According to the embodiment of the invention, the operation convenience and user experience of the intelligent wheelchair are improved.

Description

Technical Field

[0001] The present invention relates to the technical field of medical devices, and in particular to an intelligent wheelchair. Background Art

[0002] Population aging is a major social problem facing the world, and China's aging problem is even more severe. The problem of empty-nest families and empty-nest elderly people is more prominent. This special group of people faces various difficulties in their lives. While their material lives are gradually satisfied, the spiritual quality of life of empty-nest elderly people or widowed elderly people needs to be further improved, especially for sick elderly people who cannot walk independently. Although there are various types of wheelchairs on the market for disabled elderly people or elderly people who are sick and cannot walk independently, in most cases, these wheelchairs make it inconvenient for the elderly to use, and most of the time they cannot get help and company from other people such as guardians. This is also a major problem that needs to be solved urgently. Summary of the invention

[0003] Therefore, in order to overcome at least some of the defects and shortcomings in the prior art, an embodiment of the present invention provides a smart wheelchair, which improves the operation convenience and user experience of the smart wheelchair.

[0004] On the one hand, an embodiment of the present invention provides an intelligent wheelchair, for example, including: a wheelchair body, including: a wheelchair frame; a seat cushion, arranged on the wheelchair frame, a first radar is arranged on the left side of the seat cushion, and a second radar is arranged on the right side of the seat cushion; a footrest, arranged at the lower part of the wheelchair frame and located in front of the seat cushion, a third radar is arranged on the footrest, and a massage component is also arranged on the footrest, the massage component includes a massage protrusion arranged on the footrest and a speed sensor arranged in the massage protrusion; a backrest, arranged on the wheelchair frame and located at the upper part of the seat cushion, and a fourth radar is arranged on the side of the backrest away from the footrest; a main control circuit, arranged on the wheelchair The wheelchair body is on the wheelchair body and includes: an AI processor, electrically connected to the first radar, the second radar, the third radar, the fourth radar and the speed sensor; a database memory, electrically connected to the AI ​​processor; a voice processing unit, electrically connected to the AI ​​processor; a voice receiving unit, electrically connected to the voice processing unit; a power amplifier circuit, electrically connected to the AI ​​processor; a speaker, electrically connected to the power amplifier circuit; a holographic projection component, including: an infrared signal sensing device, arranged on the wheelchair body and electrically connected to the AI ​​processor; a holographic film glass sheet, arranged on the wheelchair body; a holographic projector, arranged on the wheelchair body and electrically connected to the AI ​​processor.

[0005] On the other hand, an embodiment of the present invention provides an intelligent wheelchair, for example, including: a wheelchair body; a main control circuit, which is arranged on the wheelchair body and includes: an AI processor; a database memory, electrically connected to the AI ​​processor, and the database memory stores multiple groups of voice dialogue sample data; a voice processing unit, electrically connected to the AI ​​processor; a voice receiving unit, electrically connected to the voice processing unit; a power amplifier circuit, electrically connected to the AI ​​processor; a speaker, electrically connected to the power amplifier circuit; wherein the voice receiving unit is used to receive a first voice signal input from the outside and transmit the first voice signal to the voice processing unit; the voice processing unit is used to analyze and process the first voice signal to obtain first voice data, and transmit the first voice data to the AI ​​processor; the AI ​​processor is used to match the corresponding target voice dialogue sample data from the multiple groups of voice dialogue sample data according to the first voice data, generate a first voice control instruction according to the target voice dialogue sample data, and send the first voice control instruction to the power amplifier circuit and play it through the speaker.

[0006] In one embodiment of the present invention, the wheelchair body includes, for example: a wheelchair frame; a wheel assembly, which is arranged on the wheelchair frame; a wheel drive assembly, which is connected to the wheel assembly and electrically connected to the AI ​​processor; a seat cushion, which is arranged on the wheelchair frame, a first radar is arranged on the left side of the seat cushion, and a second radar is arranged on the right side of the seat cushion, and the first radar and the second radar are electrically connected to the AI ​​processor; a foot pedal, which is arranged at the lower part of the wheelchair frame and located in front of the seat cushion, a third radar is arranged on the foot pedal, and the third radar is electrically connected to the AI ​​processor; a backrest, which is arranged on the wheelchair frame and located at the upper part of the seat cushion, a fourth radar is arranged on the side of the backrest away from the foot pedal, and the fourth radar is electrically connected to the AI ​​processor.

[0007] In one embodiment of the present invention, a massage component is provided on the foot pedal, and the massage component includes a massage protrusion provided on the foot pedal and a rotation speed sensor provided in the massage protrusion, and the rotation speed sensor is electrically connected to the AI ​​processor.

[0008] In one embodiment of the present invention, the wheelchair body includes: a wheelchair frame; and a seat cushion, including: a support frame, mounted on the wheelchair frame and provided with an air outlet; a ventilation net, connected to one side of the support frame, the ventilation net is provided with air holes, and the air holes are connected to the air outlet; a heating pad, connected to a side of the ventilation net away from the support frame, the heating pad is electrically connected to the AI ​​processor; and an air supply component, arranged on the support frame, the air supply component is electrically connected to the AI ​​processor.

[0009] In one embodiment of the present invention, the main control circuit further includes: an audio processing circuit, the audio processing circuit is electrically connected to the power amplifier circuit, the AI ​​processor and the database memory, and the database memory also stores a plurality of audio files.

[0010] In one embodiment of the present invention, the main control circuit also includes: a video processing circuit, which is electrically connected to the power amplifier circuit, the AI ​​processor and the database memory, and a plurality of video files are also stored in the database memory; the smart wheelchair also includes a display screen, which is arranged on the wheelchair body and electrically connected to the video processing circuit.

[0011] In one embodiment of the present invention, the intelligent wheelchair further includes a vital signs monitor, which is disposed on the wheelchair body and electrically connected to the AI ​​processor.

[0012] In one embodiment of the present invention, the intelligent wheelchair further includes a positioning device and a network communication module, and the positioning device and the network communication module are electrically connected to the AI ​​processor.

[0013] In one embodiment of the present invention, the smart wheelchair also includes a holographic projection component, which includes: an infrared signal sensing device, which is arranged on the wheelchair body and electrically connected to the AI ​​processor; a holographic film glass sheet, which is arranged on the wheelchair body; and a holographic projector, which is arranged on the wheelchair body and electrically connected to the AI ​​processor.

[0014] The above technical solution may have one or more of the following advantages: The smart wheelchair provided in the embodiment of the present invention is easy to operate by setting an AI processor and various voice components, so that the user can communicate with the smart wheelchair through simple operation and realize voice chat to relieve loneliness and feel happy. In addition, by setting the first radar, the second radar, the third radar and the fourth radar, a radar detection circle is formed around the smart wheelchair. The radar detects the signal data of the surrounding obstacles and sends it to the AI ​​processor. After the AI ​​processor calculates, analyzes and judges the signal data of the radar, it sends a control instruction to the gear drive component, thereby realizing the purpose of automatic control walking and obstacle avoidance of the smart wheelchair. By setting a massage component on the pedal, the sole of the user's foot can be massaged to promote the blood circulation of the sole. By setting a heating and ventilation integrated cushion, the discomfort caused by long-term sitting of the patient is avoided, and the user's experience is improved. By setting an audio processing unit and a video processing unit, the smart wheelchair can be controlled by voice to play audio files or video files, which solves the problem that it is inconvenient for the user to play music, stories, or videos, soothes the mood, and improves the convenience and experience of use. By setting up a vital sign monitor, users can monitor and understand their own health status, allowing users to adjust their status in time, reducing the workload of supervisors, and providing scientific and efficient care. By setting up a positioning device and a network communication module, the location information of the smart wheelchair can be obtained in real time. By adding inductive interactive holographic imaging technology, more functions can be displayed and a more realistic three-dimensional sense can be achieved. Through the interaction between the user and the holographic image, the user can more realistically experience the content to be expressed, immerse the user in it, and improve the experience effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the accompanying drawings required for use in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other accompanying drawings can be obtained based on these accompanying drawings without paying creative work.

[0016] Figure 1 A schematic diagram of the three-dimensional structure of a smart wheelchair provided in an embodiment of the present invention.

[0017] Figure 2 for Figure 1 The circuit connection diagram of the control circuit of the intelligent wheelchair is shown.

[0018] Figure 3 Schematic diagram of the connection relationship between the AI ​​processor and multiple radar and wheel drive components.

[0019] Figure 4 for Figure 1A schematic structural diagram of a pedal is shown.

[0020] Figure 5 for Figure 1 A schematic structural diagram of a seat cushion is shown.

[0021] Figure 6 for Figure 5 A schematic diagram of the exploded structure of the seat cushion is shown.

[0022] Figure 7 A schematic diagram of the three-dimensional structure of another intelligent wheelchair provided in an embodiment of the present invention.

[0023] Figure 8 Schematic diagram of the connection between the holographic projection component and the AI ​​processor. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0025] like Figure 1 As shown, an embodiment of the present invention provides a smart wheelchair 10. The smart wheelchair 10 mainly includes: a wheelchair body 100 and a main control circuit 200. The main control circuit 200 is arranged on the wheelchair body 100.

[0026] like Figure 1 As shown, the wheelchair body 100 includes, for example, a wheelchair frame 110, a wheel assembly, a wheel drive assembly 180, a seat cushion 120, a pedal 130, a backrest 140, and an armrest 150. Among them, the wheelchair frame 110 is, for example, the main support of the intelligent wheelchair 10, which provides support and installation positions for other components of the intelligent wheelchair 10. The wheel assembly is arranged on the wheelchair frame 110 for the travel of the intelligent wheelchair 10. The wheel assembly includes, for example, a front wheel 170 and a rear wheel 160. The wheel drive assembly 180 is arranged on the wheelchair frame 110. The wheel drive assembly 180 is connected to the wheel assembly to drive the wheel assembly to travel. The wheel drive assembly 180 is, for example, a drive motor and a reducer. The seat cushion 120 is arranged on the wheelchair frame 110 for the user to sit down and rest. The pedal 130 is arranged at the lower part of the wheelchair frame 110 and located in front of the seat cushion 120, so that the user's feet can be placed on the pedal 130 to relax the feet. The backrest 140 is disposed on the wheelchair frame 110 and is located above the seat cushion 120 .

[0027] In addition, if Figure 2As shown, the main control circuit 200 is used, for example, to control the intelligent wheelchair 10. The main control circuit 200 is disposed on the wheelchair body 100. The main control circuit 200 includes, for example, an AI processor 210, a database memory 220, a voice processing unit 230, a voice receiving unit 240, a power amplifier circuit 250, and a speaker 260.

[0028] The AI ​​processor 210 mainly performs data analysis and processing, data matching, deep learning and other computing processes. The AI ​​processor 210 can be, for example, a HiSilicon Hi3559A / C series processor, a Hi3519A series processor, etc., and of course can also be other similar AI processors, which are not limited here.

[0029] The database memory 220 is, for example, a non-volatile memory such as FLASH (flash memory), which is used to store user data, such as video files, audio files, etc. The database memory 220 is electrically connected to the AI ​​processor 210. The database memory 220 also stores multiple groups of voice dialogue sample data. The multiple groups of voice dialogue sample data are, for example, obtained by collecting, analyzing and arranging samples from a large number of chat conversations, and can be used as voice dialogue data for voice communication and chatting between the smart wheelchair 10 and the user.

[0030] The voice receiving unit 240 is electrically connected to the voice processing unit 240. The voice receiving unit 240 is, for example, a microphone or a pickup, and is used to receive a voice signal input from the outside and transmit the voice signal to the voice processing unit 240.

[0031] The voice processing unit 240 is, for example, a VP-1 chip, which is used to perform voice analysis on the voice signal and identify various types of voice data. The voice processing unit 240 is electrically connected to the AI ​​processor 210 and transmits the identified various types of voice data to the AI ​​processor 210.

[0032] The power amplifier circuit 250 includes, for example, a class D power amplifier chip TMPA402, which is electrically connected to the AI ​​processor 210 and is used to perform power amplification processing on the received voice data or voice commands. Of course, before the power amplifier circuit 250, a digital-to-analog converter in the prior art may also be included to complete the digital-to-analog conversion of the voice data or voice commands.

[0033] The speaker 260 is electrically connected to the power amplifier circuit 250 and is used to play the voice data processed by the power amplifier circuit 250 .

[0034] The voice receiving unit 240 is used to receive a first voice signal input from the outside, and transmit the first voice signal to the voice processing unit 230; the voice processing unit 230 is used to analyze and process the first voice signal to obtain first voice data, and transmit the first voice data to the AI ​​processor 210; the AI ​​processor 210 is used to match the corresponding target voice dialogue sample data from the multiple groups of voice dialogue sample data according to the first voice data, generate a first voice control instruction according to the target voice dialogue sample data, and send the first voice control instruction to the power amplifier circuit 250 and play it through the speaker 260. In this way, the user can communicate with the smart wheelchair 10 by voice chat, relieve loneliness, and cheer up.

[0035] Therefore, the smart wheelchair 10 provided in the embodiment of the present invention is provided with an AI processor and a plurality of voice processing components, so that the user can communicate with the smart wheelchair 10 through voice chat, so as to relieve loneliness, cheer up, etc., solve the loneliness of the elderly with limited mobility, the elderly with diseases, etc. in the prior art, and solve the major problem of social elderly care.

[0036] It is worth mentioning here that multiple groups of voice dialogue sample data can be continuously updated and iterated to facilitate voice communication with the user. In addition, the AI ​​processor 210 of the smart wheelchair 10 can also perform deep machine learning, self-learn, iteratively update the new voice dialogue data that appears during the voice chat with the user, and store it in the database memory 220 to expand and update the voice dialogue sample database.

[0037] In addition, if Figure 1 and Figure 3 As shown, a first radar 1201 is arranged on the left side of the seat cushion 120, and a second radar ( Figure 1 The first radar 1201 and the second radar are electrically connected to the AI ​​processor 210. A third radar 1301 is also provided at the front of the footrest 130, and the third radar 1301 is electrically connected to the AI ​​processor 210. A fourth radar ( Figure 1 The fourth radar is electrically connected to the AI ​​processor 210. By setting the first radar, the second radar, the third radar and the fourth radar, a radar detection circle is formed around the intelligent wheelchair 10. The radar detects the signal data of the surrounding obstacles and sends it to the AI ​​processor 210. After the AI ​​processor 210 calculates, analyzes and judges the signal data of the radar, it sends a control instruction to the gear drive component 180, thereby achieving the purpose of automatically controlling the walking and avoiding obstacles of the intelligent wheelchair 10.

[0038] Furthermore, if Figure 1 and Figure 4 As shown, a massage component 132 is provided on the pedal 130. Specifically, the pedal 130 includes a pedal 131. The massage component 132 is provided on the pedal 131. The massage component 132 includes a massage protrusion 1321, a micro motor 1322 and a speed sensor 1323. Among them, the massage protrusion 1321 is provided on the upper surface of the pedal 130. The sole of the user's foot can step on the massage protrusion 1321. The micro motor 1322 is provided inside the massage protrusion 1321, and the micro motor 1322 is also electrically connected to the AI ​​processor 210. The AI ​​processor 210 can control the start and stop and speed of the micro motor 1322. The speed sensor 1323 is provided in the massage protrusion 1321, and is used to sense the speed of the micro motor 1322. The speed sensor 1322 is electrically connected to the AI ​​processor 210 to transmit the speed signal of the micro motor 1322 to the AI ​​processor 210, so that the AI ​​processor 210 can better control the speed of the micro motor 1322. With such configuration, the massage component 132 can massage the soles of the user's feet and promote blood circulation in the soles of the feet.

[0039] In other embodiments of the present invention, Figure 5 and Figure 6 As shown, the seat cushion 120 includes, for example: a support frame 121 , a ventilation net 122 , a heating pad 123 , and an air supply component 124 .

[0040] The support frame 121 is mounted on the wheelchair frame 110. The support frame 121, for example, includes an upper cover 1211 and a base 1212, the upper cover 1211 is connected to the base 1212 and forms a cavity, and an air outlet 12111 is provided on the upper cover 1211 of the support frame 121. The ventilation net 122 is arranged on one side of the support frame 121. The ventilation net 122 is provided with a vent 1221, and the vent 1221 is connected to the air outlet 12111. The heating pad 123 is arranged on the side of the ventilation net 122 away from the base 1212 of the support frame 1212. The heating pad 123 is electrically connected to the AI ​​processor 210. A heating wire is arranged in the heating pad 123. The air supply component 124 is arranged on the support frame 121, for example, accommodated in the cavity of the upper cover 1211 and the base 1212. The air supply component 124 is electrically connected to the AI ​​processor 210. The air supply component 124 is, for example, a fan. The AI ​​processor 210 can control the start and stop and operating status of the heating pad 123 and the air supply component 124. When heating is required, the user can control the heating pad 123 to heat through the AI ​​processor 210 voice. When ventilation is required, the user can control the air supply component 124 to supply air through the AI ​​processor 210 voice. The user can also perform other operation controls, such as adjusting the heating gear of the heating pad 123, the air supply speed of the air supply component 124, and the like.

[0041] In other embodiments of the present invention, Figure 2 As shown, the main control circuit 200 also includes an audio processing circuit 270, and the audio processing circuit 270 is electrically connected to the power amplifier circuit 250, the AI ​​processor 210 and the database memory 220, and a plurality of audio files are also stored in the database memory 220. The audio processing circuit 270 is, for example, a PCM1802 audio processing chip, which is used to parse and process the audio file to obtain audio data.

[0042] The voice receiving unit 240 receives the user's voice signal and transmits the voice signal to the voice processing unit 230; the voice processing unit 230 analyzes and processes the voice signal to obtain voice data, and transmits the voice data to the AI ​​processor 210; the AI ​​processor 210 generates a voice control instruction according to the voice data, and sends the voice control instruction to the audio processing circuit 270, the audio processing circuit 270 is used to read the target audio file from the multiple audio files in the database memory 220 according to the voice control instruction, and perform audio analysis processing on the target audio file to obtain audio data, and send the audio data to the power amplifier circuit 250 to play through the speaker 260. The audio file here is, for example, song audio or story audio. With this setting, the intelligent wheelchair 10 can be controlled by voice to play audio files, which solves the problem of inconvenience for users to play music or stories, and can also relieve their mood and improve the convenience and experience of use.

[0043] In other embodiments of the present invention, Figure 2 As shown, the main control circuit 200 also includes: a video processing circuit 280, the video processing circuit 280 is electrically connected to the power amplifier circuit 250, the AI ​​processor 210 and the database memory 220, and the database memory 220 also stores a plurality of video files. The smart wheelchair 10 also includes a display screen 290, the display screen 290 is arranged on the wheelchair body 100, such as the armrests on both sides, and the display screen 290 is electrically connected to the video processing circuit 280. The video processing circuit 280 includes, for example, a TW2804 video processing chip. The display screen 290 is, for example, an LED display screen 290, a liquid crystal display screen 290 or other display devices.

[0044] The voice receiving unit 240 receives the voice signal input by the user and transmits the voice signal to the voice processing unit 230; the voice processing unit 230 analyzes and processes the voice signal to obtain voice data, and transmits the voice data to the AI ​​processor 210; the AI ​​processor 210 generates a voice control instruction according to the voice data, and sends the voice control instruction to the video processing circuit 280; the video processing circuit 280 reads the target video file from the multiple video files in the database memory 220 according to the voice control instruction, and parses and processes the target video file to obtain audio data and video data, sends the video data to the display screen 290 for display, and sends the audio data to the power amplifier circuit 570 to play through the speaker 520. With such a configuration, the intelligent wheelchair 10 can be controlled by voice to play video files, which solves the problem of inconvenience in playing videos for users, further relieves their mood, and improves the convenience and experience of use.

[0045] In other embodiments of the present invention, Figure 2 As shown, the smart wheelchair 10 also includes a vital signs monitor 320, which is arranged on the wheelchair body 100, such as on the armrests, backrests, or seat cushions on both sides, so that the user can easily access and monitor vital signs. The vital signs monitor 320 is electrically connected to the AI ​​processor 210. The vital signs monitor 320 is, for example, a blood pressure meter, a heart rate meter, etc., but the present invention is not limited to this. In this way, the user can monitor and understand his or her own health status, so that the user can adjust the status in time, reduce the workload of the supervisor, and then carry out care scientifically and efficiently.

[0046] In other embodiments of the present invention, Figure 2 As shown, the smart wheelchair 10 also includes a positioning device 300 and a network communication module 310. The positioning device 300 and the network communication module 310 are electrically connected to the AI ​​processor 210. The positioning device 300 here is, for example, a GPS positioning module. The network communication module 310 is, for example, a 4G communication module or a 5G communication module. The user can obtain his or her current location information through the AI ​​processor 210 and the positioning device 300. At the same time, when the user is a patient or an elderly person who cannot take care of himself or herself, his or her guardian can obtain the location of the elderly through the network communication module 310 and the positioning device 300 to check the location status of the elderly, which can also be used for finding people.

[0047] In other embodiments of the present invention, Figure 7As shown, the smart wheelchair 10 also includes a holographic projection component 500. The holographic projection component 600 includes: a holographic film glass sheet 510, a holographic projector 520 and an infrared signal sensing device 530. The holographic film glass sheet 510 is, for example, a vertical glass sheet with a special holographic film. The holographic film glass sheet 510 is, for example, arranged on the right armrest of the wheelchair body 100. The holographic film glass sheet 510 has an interactive area with the user. The holographic projector 520 is, for example, arranged on the right armrest of the wheelchair body 100 and electrically connected to the AI ​​processor 210. The infrared signal sensing device 530 is arranged on the wheelchair body 100 and electrically connected to the AI ​​processor. Specifically, the infrared signal sensing device 530 includes, for example, a sensing camera and a sensing infrared lamp. The sensing camera is located above the interactive area locked by the holographic film glass sheet 510 to sense the user's motion signal; the sensing infrared lamp is used to illuminate the human body and fill in the human body with light.

[0048] The infrared signal sensing device 530 uses infrared lights to fill in the on-site environment, and uses the sensing camera above the interactive area to obtain human motion signals of users in the area, and transmits the obtained motion signals to the AI ​​processor 210. The AI ​​processor 210 analyzes the motion signals sensed by the infrared signal sensing device 530 and enables the holographic image to perform corresponding interactive feedback. Therefore, by adding the holographic imaging technology of sensing interaction, more abundant functions can be displayed, and a more realistic three-dimensional sense can be achieved. Through the interaction between the user and the holographic image, the user can more realistically experience the content to be expressed, immerse the user in it, and improve the experience effect.

[0049] In other embodiments of the present invention, Figure 2 As shown, the smart wheelchair 10 may further include a WiFi module 330. The WiFi module 330 is connected to the AI ​​processor 210. In this way, the user can achieve wireless networking through the AI ​​processor 210 and the WiFi module 330, allowing the user to surf the Internet.

[0050] In other embodiments of the present invention, Figure 2 As shown, the smart wheelchair 10 may further include a button 340. The button 340 is connected to the AI ​​processor 210. The number of buttons 340 may be one or more, and may be used to control the travel, voice chat, heating, ventilation, vital sign monitoring, audio playback, video playback, etc. of the smart wheelchair 10. In this way, the user may also control the smart wheelchair 10 by pressing buttons.

[0051] In other embodiments of the present invention, Figure 2As shown, the intelligent wheelchair 10 may further include a power module 350. The power module 350 is connected to the AI ​​processor 210. The power module 350 is, for example, a battery. The power module 350 may also be provided with a charging interface for charging the power module 350. The power module 350 is used to provide power for other components of the intelligent wheelchair 10, such as the wheel drive assembly 180, the AI ​​processor 210, and other electrical components.

[0052] In summary, the smart wheelchair 10 provided in the embodiment of the present invention is easy to operate by setting an AI processor and a plurality of voice processing components, so that the user can communicate with the smart wheelchair in a voice chat manner through simple operation, so as to relieve loneliness and feel happy. By setting the first radar, the second radar, the third radar and the fourth radar, a radar detection circle is formed around the smart wheelchair 10. The radar detects the signal data of the surrounding obstacles and sends it to the AI ​​processor 210. After the AI ​​processor 210 calculates, analyzes and judges the signal data of the radar, it sends a control instruction to the gear drive component 180, thereby realizing the purpose of automatic control walking and obstacle avoidance of the smart wheelchair 10. By setting the massage component 132 on the pedal, the sole of the user's foot can be massaged to promote the blood circulation of the sole. By setting a heating and ventilation integrated cushion, the discomfort caused by long-term sitting of the patient is avoided, and the user's experience is improved. By setting the audio processing unit and the video processing unit, the smart wheelchair 10 can be controlled by voice to play audio files or video files, which solves the problem that it is inconvenient for the user to play music, stories, or videos, soothes the mood, and improves the convenience and experience of use. By setting up a vital sign monitor, users can monitor and understand their own health status, allowing users to adjust their status in time, reducing the workload of supervisors, and providing scientific and efficient care. By setting up a positioning device and a network communication module, the location information of the smart wheelchair can be obtained in real time. By adding inductive interactive holographic imaging technology, more functions can be displayed and a more realistic three-dimensional sense can be achieved. Through the interaction between the user and the holographic image, the user can more realistically experience the content to be expressed, immerse the user in it, and improve the experience effect.

[0053] In addition, it can be understood that the aforementioned embodiments are only exemplary descriptions of the present invention. Under the premise that the technical features do not conflict, the structures do not contradict, and the purpose of the present invention is not violated, the technical solutions of the various embodiments can be arbitrarily combined and used in combination.

[0054] Furthermore, it is worth noting that in the several embodiments provided by the present invention, it should be understood that the disclosed systems, devices and methods can be implemented in other ways. For example, the device embodiments described above are only schematic, for example, the division of units is only a logical function division, and there may be other division methods in actual implementation, such as multiple units or components can be combined or integrated into another system, or some features can be ignored or not executed. Another point is that the mutual coupling or direct coupling or communication connection shown or discussed can be through some interfaces, indirect coupling or communication connection of devices or units, which can be electrical, mechanical or other forms.

[0055] The units described as separate components may or may not be physically separated, and the components shown as units may or may not be physical units, that is, they may be located in one place or distributed on multiple network units. Some or all of the units may be selected according to actual needs to achieve the purpose of the present embodiment.

[0056] In addition, each functional unit in each embodiment of the present invention may be integrated into one processing unit, or each unit may exist physically separately, or two or more units may be integrated into one unit. The above-mentioned integrated unit may be implemented in the form of hardware or in the form of hardware plus software functional units.

[0057] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A smart wheelchair, characterized in that: include: Wheelchair body, including: Wheelchair racks; A seat cushion is arranged on the wheelchair frame, wherein a first radar is arranged on the left side of the seat cushion, and a second radar is arranged on the right side of the seat cushion; A footrest, arranged at the lower part of the wheelchair frame and located in front of the seat cushion, the footrest is provided with a third radar, and the footrest is also provided with a massage component, the massage component includes a massage protrusion arranged on the footrest and a speed sensor arranged in the massage protrusion; a backrest, arranged on the wheelchair frame and located on the upper part of the seat cushion, wherein a fourth radar is arranged on a side of the backrest away from the footrest; The main control circuit is arranged on the wheelchair body and includes: An AI processor electrically connected to the first radar, the second radar, the third radar, the fourth radar and the rotation speed sensor; A database memory electrically connected to the AI ​​processor; A voice processing unit, electrically connected to the AI ​​processor; A voice receiving unit, electrically connected to the voice processing unit; A power amplifier circuit, electrically connected to the AI ​​processor; A speaker, electrically connected to the power amplifier circuit; Holographic projection components, including: An infrared signal sensing device, disposed on the wheelchair body and electrically connected to the AI ​​processor; A holographic film glass sheet is arranged on the wheelchair body; A holographic projector is arranged on the wheelchair body and electrically connected to the AI ​​processor.

2. A smart wheelchair, characterized in that: include: Wheelchair body; The main control circuit is arranged on the wheelchair body and includes: AI processors; A database memory electrically connected to the AI ​​processor, wherein the database memory stores a plurality of groups of voice dialogue sample data; A voice processing unit, electrically connected to the AI ​​processor; A voice receiving unit, electrically connected to the voice processing unit; A power amplifier circuit, electrically connected to the AI ​​processor; A speaker, electrically connected to the power amplifier circuit; Among them, the voice receiving unit is used to receive a first voice signal input from the outside, and transmit the first voice signal to the voice processing unit; the voice processing unit is used to analyze and process the first voice signal to obtain first voice data, and transmit the first voice data to the AI ​​processor; the AI ​​processor is used to match the corresponding target voice dialogue sample data from the multiple groups of voice dialogue sample data according to the first voice data, generate a first voice control instruction according to the target voice dialogue sample data, and send the first voice control instruction to the power amplifier circuit and play it through the speaker.

3. The intelligent wheelchair according to claim 2, characterized in that: The wheelchair body comprises: Wheelchair racks; A wheel assembly, arranged on the wheelchair frame; a wheel drive assembly connected to the wheel assembly and electrically connected to the AI ​​processor; A seat cushion is arranged on the wheelchair frame, a first radar is arranged on the left side of the seat cushion, and a second radar is arranged on the right side of the seat cushion, and the first radar and the second radar are electrically connected to the AI ​​processor; A footrest, arranged at the lower part of the wheelchair frame and located in front of the seat cushion, the footrest is provided with a third radar, and the third radar is electrically connected to the AI ​​processor; A backrest is arranged on the wheelchair frame and located on the upper part of the seat cushion, and a fourth radar is arranged on a side of the backrest away from the footrest, and the fourth radar is electrically connected to the AI ​​processor.

4. The intelligent wheelchair according to claim 3, characterized in that: The foot pedal is provided with a massage component, and the massage component includes a massage protrusion provided on the foot pedal and a rotation speed sensor provided in the massage protrusion, and the rotation speed sensor is electrically connected to the AI ​​processor.

5. The intelligent wheelchair according to claim 2, characterized in that: The wheelchair body comprises: wheelchair frames; and Seat cushion, including: A support frame, mounted on the wheelchair frame and provided with an air outlet; A ventilation net connected to one side of the support frame, wherein the ventilation net is provided with vents, and the vents are connected to the air outlet; a heating pad connected to a side of the ventilation net away from the support frame, the heating pad being electrically connected to the AI ​​processor; and An air supply component is arranged on the support frame, and the air supply component is electrically connected to the AI ​​processor.

6. The intelligent wheelchair according to claim 2, characterized in that: The main control circuit also includes: an audio processing circuit, which is electrically connected to the power amplifier circuit, the AI ​​processor and the database memory, and the database memory also stores a plurality of audio files.

7. The intelligent wheelchair according to claim 2, characterized in that: The main control circuit also includes: a video processing circuit, which is electrically connected to the power amplifier circuit, the AI ​​processor and the database memory, and a plurality of video files are also stored in the database memory; the smart wheelchair also includes a display screen, which is arranged on the wheelchair body and electrically connected to the video processing circuit.

8. The intelligent wheelchair according to claim 2, characterized in that: The intelligent wheelchair also includes a vital signs monitor, which is arranged on the wheelchair body and electrically connected to the AI ​​processor.

9. The intelligent wheelchair according to claim 2, characterized in that: The intelligent wheelchair also includes a positioning device and a network communication module, and the positioning device and the network communication module are electrically connected to the AI ​​processor.

10. The intelligent wheelchair according to claim 2, characterized in that: The intelligent wheelchair further includes a holographic projection component, and the holographic projection component includes: An infrared signal sensing device, disposed on the wheelchair body and electrically connected to the AI ​​processor; A holographic film glass sheet is arranged on the wheelchair body; A holographic projector is arranged on the wheelchair body and electrically connected to the AI ​​processor.

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