WO2018027601A1

WO2018027601A1 - Intelligent wheelchair control system and control method thereof

Info

Publication number: WO2018027601A1
Application number: PCT/CN2016/094258
Authority: WO
Inventors: 刘文婷
Original assignee: 刘文婷
Priority date: 2016-08-09
Filing date: 2016-08-09
Publication date: 2018-02-15

Abstract

An intelligent wheelchair control system and a control method of the intelligent wheelchair control system. The intelligent wheelchair control system comprises a road condition detection module (10), a master controller (20), a control panel (40), a communication module (50), and a direction driving module (30). The road condition detection module (10) is used for detecting whether there is an obstacle on the road surface in front. The master controller (20) is used for adjusting and controlling the intelligent wheelchair control system to control steering, acceleration/deceleration, and balancing of a wheelchair. The control panel (40) is used for sending a corresponding instruction to the master controller (20). The communication module (50) is used for locating the position of a user and communicating with a remote client. The direction driving module (30) is used for adjusting the direction, speed, and balance of the wheelchair according to the instruction of the master controller (20). The wheelchair is capable of automatically avoiding an encountered obstacle, and the user is able to manually select a driving direction, check his/her own current location, and communicate with the remote client, such that the safety and convenience of using a wheelchair are greatly improved.

Description

Intelligent wheelchair control system and control method thereof

Technical field

The invention relates to the technical field of wheelchairs, and in particular to an intelligent wheelchair control system and a control method thereof.

Background technique

As the world's population ageing progresses, and the number of people with disabilities due to disasters and diseases increases, the ability to regain independent activities for older people and people with disabilities is a science and technology issue that needs to be addressed. Wheelchairs are used as elderly and disabled people. One of the main means of transportation has gradually received the attention of researchers from all over the world. Currently, there are manual wheelchairs and electric wheelchairs. Compared with manual wheelchairs, electric wheelchairs greatly improve the ability and scope of independent activities for the elderly and disabled people. Wheelchairs are effective in enhancing the mobility of the elderly and the disabled, and they also have a profound meaning for their mental health, but they also bring inconvenience and danger in some environments.

Summary of the invention

The main object of the present invention is to provide an intelligent wheelchair control system and its controller The law aims to solve the problem of products in the prior art that cannot provide easy and convenient wheelchairs for the elderly and the disabled.

To achieve the above object, the present invention provides an intelligent wheelchair control system, the system comprising a road condition detecting module, a main controller, a control panel, a communication module, and a direction driving module; wherein the road condition detecting module, the control panel, and the communication Modules are respectively connected to the main controller line, and the main controller is connected to the direction driving module;

The road condition detecting module is configured to detect whether there is an obstacle in the road ahead;

The main controller is used for regulating the system to control the steering, acceleration, deceleration and balance of the wheelchair;

The control panel is configured to issue a corresponding instruction to the main controller;

The communication module is configured to locate a user location and communicate with a remote client;

The direction driving module is configured to adjust a direction, a speed, and a balance of the wheelchair according to an instruction of the main controller.

Further, the road condition detecting module includes an ultrasonic sensor and a plurality of camera collecting modules.

Further, the main controller is implemented by a single chip to receive signals and control commands.

Further, the control panel includes an input keyboard and a liquid crystal display, which can be used to manually control the direction, speed, and balance of the wheelchair.

Further, the communication module includes a GPS positioning module and a GSM communication module.

The invention also provides a control method of the intelligent wheelchair control system, which comprises the following steps: the ultrasonic sensor in the road condition detecting module transmits the ultrasonic wave to the front of the operation and receives the feedback signal, and determines a certain distance in front according to the signal. Whether there is an obstacle or not, and transmitting the determination result to the single-chip microcomputer of the main controller; the main controller transmits the driving route to the liquid crystal display in the control panel, and sends a control command to the direction driving module, The direction driving module adjusts the direction, speed and balance of the wheelchair according to the instruction of the main controller; the user can also manually control the operation of the wheelchair through the input keyboard of the control panel; the GPS positioning module in the communication module is used for Position the user's location and communicate with the remote client via the GSM communication module.

Compared with the prior art, the intelligent wheelchair control system and the control method thereof according to the present invention adopt the above technical solutions, and achieve the following technical effects: the invention adopts a road condition detecting module, a main controller, a communication module, a control panel, and the like. Wheelchairs are automatically or manually controlled to avoid obstacles and automatically avoid them. They can also view their current location and communicate with remote clients, greatly improving the safety and convenience of wheelchair use.

DRAWINGS

1 is a schematic view showing the structure of a preferred embodiment of the intelligent wheelchair control system of the present invention.

The implementation, functional features, and advantages of the present invention will be further described in conjunction with the embodiments.

detailed description

The specific embodiments, structures, features and functions of the present invention are described in detail below with reference to the accompanying drawings and preferred embodiments. It is to be understood that the specific embodiments of the invention are not intended to be construed

As shown in Fig. 1, Fig. 1 is a schematic structural view of a preferred embodiment of the intelligent wheelchair control system of the present invention.

In the embodiment, the intelligent wheelchair control system includes a road condition detecting module 10, a main controller 20, a direction driving module 30, a control panel 40, and a communication module 50.

An output end of the road condition detecting module 10 is connected to a first input end of the main controller 20. The road condition detecting module 10 includes an ultrasonic sensor and a plurality of camera collecting modules for detecting whether the road surface ahead is flat and whether there is an obstacle. Things.

The output end of the control panel 40 is connected to the second input end of the main controller 20. The control panel 40 includes an input keyboard and a liquid crystal display. The user can manually control the work of the wheelchair through the input keyboard. View the walking route through the LCD screen.

The output end of the communication module 50 is connected to the third input end of the main controller 20. The communication module 50 includes a GPS positioning module and a GSM communication module, and the GPS positioning module can be used to locate the position information of the user. Displayed in the liquid crystal display and communicated with the remote client through the GSM communication module.

The main controller 20 is configured to receive and control signals by using a single chip microcomputer. The output of the main controller 20 is connected to the input of the directional drive module 30.

The direction driving module 30 is configured to adjust the direction, speed, and balance of the wheelchair according to the instruction of the main controller 20.

Another embodiment of the present invention further provides a method for the above intelligent wheelchair control system, the method comprising the steps of: the ultrasonic sensor in the road condition detecting module transmitting ultrasonic waves to the front of the operation and receiving the feedback signal, and determining the front according to the signal Whether there is an obstacle within a certain distance and transmitting the determination result to the single-chip microcomputer of the main controller; the main controller transmits the driving route to the liquid crystal display in the control panel, and sends a control command to the direction driving module The direction driving module adjusts the direction, speed and balance of the wheelchair according to the instruction of the main controller; the user can also manually control the operation of the wheelchair through the input keyboard of the control panel; the user can view the position through the liquid crystal display frequency The GPS positioning module of the communication module obtains the current location information, and communicates with the remote client through the GSM communication information to inform the current location information.

The above is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and equivalent structural or equivalent functional changes made by the description of the present invention and the accompanying drawings may be directly or indirectly applied to other related technical fields. The same is included in the scope of patent protection of the present invention.

Claims

An intelligent wheelchair control system, comprising: a road condition detecting module, a main controller, a control panel, a communication module, and a direction driving module; wherein the road condition detecting module, the control panel, and the communication module respectively a main controller line is connected, and the main controller is connected to the direction driving module;

The road condition detecting module is configured to detect whether there is an obstacle in the road ahead;

The main controller is used for regulating the system to control the steering, acceleration, deceleration and balance of the wheelchair;

The control panel is configured to issue a corresponding instruction to the main controller;

The communication module is configured to locate a user location and communicate with a remote client;

The direction driving module is configured to adjust a direction, a speed, and a balance of the wheelchair according to an instruction of the main controller.
The intelligent wheelchair control system according to claim 1, wherein the road condition detecting module comprises an ultrasonic sensor and a plurality of camera collecting modules.
The intelligent wheelchair control system according to claim 1, wherein the main controller is configured to receive signals and issue control commands by a single chip microcomputer.
The intelligent wheelchair control system of claim 1 wherein said control panel includes an input keyboard and a liquid crystal display for manually controlling the direction, speed and balance of the wheelchair.
The intelligent wheelchair control system according to claim 1, wherein the communication module comprises a GPS positioning module and a GSM communication module.
A control method for an intelligent wheelchair control system, comprising the steps of: an ultrasonic sensor in a road condition detecting module transmitting an ultrasonic wave to a front of the operation and receiving a feedback signal, and determining whether there is an obstacle within a certain distance in front according to the signal And transmitting the determination result to the single-chip microcomputer of the main controller; the main controller transmits the driving route to the liquid crystal display in the control panel, and sends a control command to the direction driving module, wherein the direction driving module is The instructions of the main controller adjust the direction, speed and balance of the wheelchair; the user can also manually control the operation of the wheelchair through the input keyboard of the control panel; the GPS positioning module in the communication module is used to locate the position of the user The information communicates with the remote client via the GSM communication module.