WO2011046240A1 - Route tracing apparatus installed in an electric car for the elderly and feeble - Google Patents
Route tracing apparatus installed in an electric car for the elderly and feeble Download PDFInfo
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- WO2011046240A1 WO2011046240A1 PCT/KR2009/005989 KR2009005989W WO2011046240A1 WO 2011046240 A1 WO2011046240 A1 WO 2011046240A1 KR 2009005989 W KR2009005989 W KR 2009005989W WO 2011046240 A1 WO2011046240 A1 WO 2011046240A1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C21/00—Navigation; Navigational instruments not provided for in groups G01C1/00 - G01C19/00
- G01C21/20—Instruments for performing navigational calculations
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/16—Anti-collision systems
Definitions
- the present invention relates to a path reverse detection device installed in an electric vehicle, and relates to an apparatus capable of instructing a direction of movement by reverse detection of a path so that an electric wheelchair for the elderly, including the same, connected to an electric steering device to return to a starting point.
- wheelchairs are wheeled chairs that allow people with inconvenient legs or uncomfortable legs to move while sitting.
- Electric wheelchairs are now widely used by wheels powered by a driving motor powered by a rechargeable battery. It is.
- the main body 2 for driving is provided with a main frame 12 therein, and the main frame 12 is provided with an electric motor M and a gear box G of the motor M.
- various devices for supplying power for example, charging unit, drive control unit, etc.
- the seat portion 4 is installed on the upper side of the main body 2 to allow the occupant to move in a sitting state, the structure is made of a conventional structure provided with a base 4a and a backrest (4b). Armrest 4c is provided in the both sides of the backrest 4b of the seat part 4, and the operation part C is provided in the front-end
- the operation unit (C) is for controlling the driving of the electric motor (M) installed inside the main body
- the operation lever (C1) is installed on one side to control the driving of the motor (M).
- a structure and a control method of an operation unit which is electrically connected to a control unit (not shown) and controls driving of a motor while supplying or cutting off electricity by an operation of the lever C1 are generally used widely in the art. More detailed description of the structure is omitted.
- the operation lever C1 of the operation unit C is configured in the form of a normal joystick so that it can be easily operated with one hand.
- the steering wheel provided in the conventional electric vehicle it is composed of an electronic steering device to simplify the operability so that the elderly can easily use.
- Electric wheelchairs having a steering device configured in the form of such an electronic joystick are widely used for the elderly who are uncomfortable. Accordingly, when an elderly person moves by using an electric wheelchair, it is often unexpected and lost due to unstable memory and the like. Therefore, there is a need for a device that can reversely detect and instruct a path so that the electric wheelchair can return to the starting point.
- an object of the present invention is to provide a device capable of instructing the reverse direction of the path so that the electric wheelchair can return to the starting point.
- the present invention is connected to a steering device of an electric vehicle, such as an electric wheelchair for the elderly having an electronic steering device, and relates to a device for indicating the driving direction of the electric device, starting position information first recognized after power-on and hourly
- a GPS unit for repeatedly obtaining location information according to movement;
- a memory unit for storing starting position information and time-specific position information of the GPS unit;
- a reverse detection button unit operated by a user's operation;
- a camera unit operated by an operation signal of the reverse detection button unit and acquiring surrounding image information;
- An obstacle detection unit for analyzing the video information of the camera unit to check whether there is a risk factor on the video information and, if there is a risk factor, to immediately send an emergency stop signal to the controller;
- the operation signal of the reverse detection button unit is issued, the point of the start position information is set as a destination by using the position information last stored in the memory unit, the start position information stored first and the position information according to the movement therebetween.
- a control unit which transmits a front and rear direction signal to the steering apparatus of the electric vehicle, and immediately sends a stop signal to the steering apparatus of the electric vehicle when an emergency stop signal is received by the obstacle detecting unit;
- the GPS unit, the memory unit, the reverse detection button unit, the camera unit, the obstacle detection unit and the power supply unit for supplying power to each of the control unit provides a reverse path detection apparatus installed in the electric vehicle.
- the path reverse detection device may include a manual / automatic button unit capable of manipulating the presence or absence of an operation of the obstacle detecting unit; An emergency stop button unit which operates by a user's operation and sends a stop signal to the steering apparatus of the electric vehicle at the top by an operation signal;
- the power supply unit provides a path reverse detection apparatus installed in an electric vehicle, wherein the power unit is selected from any one of being configured to be connected to the battery unit of the electric vehicle, having a separate battery, and a solar cell.
- the path reverse detection device further includes a speaker that emits a warning light and a siren or a voice message requesting help to notify the surroundings of an emergency, and is connected to an operation signal of the obstacle detecting unit and the emergency stop button unit. It provides a path reverse detection device attached to the electric vehicle, characterized in that the operation.
- the path reverse detection device is connected to a steering device of an electric vehicle such as an electric wheelchair for the elderly having an electronic steering device to reversely detect a moving path and thereby instruct a driving direction for returning to the starting point. Can help you not to get lost.
- FIG. 1 is a block diagram showing an electric wheelchair including a conventional electronic steering device.
- FIG. 2 is a block diagram of a path reverse detection apparatus according to the present invention.
- FIG. 3 is a configuration diagram showing an embodiment according to the present invention.
- the present invention relates to a path reverse detection device installed in an electric vehicle, and relates to an apparatus capable of instructing a direction of movement by reverse detection of a path so that an electric wheelchair for the elderly, including the same, connected to an electric steering device to return to a starting point.
- FIG. 2 is a diagram illustrating a path reverse detection apparatus according to the present invention
- FIG. 3 is a diagram illustrating an embodiment according to the present invention.
- the path reverse detection apparatus 20 of the present invention is a conventional electric wheelchair as shown in FIG. 3, in particular, the steering apparatus is attached to an electric wheelchair including an electronic steering apparatus 10 such as a joystick type.
- the present invention is composed of a GPS unit, a memory unit, a reverse detection button unit, a camera unit, an obstacle detecting unit, a control unit, a power supply unit, and a warning light and a speaker.
- the GPS unit may include a satellite positioning module and a conventional global positioning system (GPS) capable of obtaining current geographical position information.
- GPS global positioning system
- the GPS unit of the present invention is configured to acquire the starting position information that is initially recognized after the power is applied and the position information according to the movement repeatedly after each time.
- the memory unit may be configured as a general flash memory, and may store the start position information and the time-dependent position information of the GPS unit, and may include other user identification information such as a user's name, address contact, and the like.
- the reverse detection button is operated by the user's operation, it is preferable to be made of a push button capable of the operation of ON and OFF by a simple operation.
- the camera unit is operated by an operation signal of the reverse detection button unit to obtain surrounding image information.
- the camera unit includes an image sensor such as ccd, cmos, etc. to enable not only a still image but also a moving image.
- the obstacle detection unit analyzes the video information of the camera unit to check whether there is a risk factor on the video information, and if there is a risk factor, to immediately send an emergency stop signal to a controller to be described later. Let it stop On the other hand, the risk factor is a road boundary line, pedestrian crossing, red color information of traffic lights, and the like.
- a control unit for controlling the above components by mutually is configured.
- the control unit destinations the point of the start position information by using the position information last stored in the memory unit, the start position information stored first and the position information according to the movement therebetween. It is set to, and to direct the driving direction of the electric wheelchair by sending a front and rear direction signal to the steering device of the electric vehicle.
- control unit controls to stop the movement of the electric wheelchair by sending a stop signal to the steering device of the electric vehicle immediately when an emergency stop signal by the obstacle detection unit is received.
- the present invention is configured with a manual / automatic button unit that can operate the presence or absence of the operation of the obstacle detection unit may be configured to allow the user to instruct the stop and continue when the electric wheelchair of the electric motor start.
- a manual / automatic button unit that can operate the presence or absence of the operation of the obstacle detection unit may be configured to allow the user to instruct the stop and continue when the electric wheelchair of the electric motor start.
- the operation signal is configured as an emergency stop button for sending a stop signal to the steering apparatus of the electric vehicle to make it possible to stop the electric wheelchair urgently in an emergency.
- the power supply unit for supplying power to each of the GPS unit, the memory unit, the reverse detection button unit, the camera unit, the obstacle detecting unit, and the control unit may be connected to the battery unit of the electric vehicle, or may include a separate battery or a solar cell. To help.
- the path reverse detection device operates in connection with the operation signal of the obstacle detection unit and the emergency stop button, and emits a warning light and sirens or a voice message requesting help to inform the emergency surroundings It is desirable to further configure the speaker so as to immediately stop the operation of the electric wheelchair in an emergency or emergency, and to notify the surroundings of an emergency situation so that secondary accidents can be prevented and helped.
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- Engineering & Computer Science (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
- Automatic Cycles, And Cycles In General (AREA)
- Traffic Control Systems (AREA)
- Steering Control In Accordance With Driving Conditions (AREA)
Abstract
The present invention relates to an apparatus, which is connected to an electronic steering system of an electric car such as an electric powered wheelchair for the elderly and feeble and indicates a driving direction of the electric car; and more particularly to an apparatus, which is connected to an electronic steering system of an electric powered wheelchair for the elderly and feeble and indicates a moving direction by tracing the route back so that the electric powered wheelchair for the elderly and feeble can return to a start address. The route tracing apparatus installed in an electric car according to the present invention comprises: a GPS block for acquiring information about a start address that is first recognized after the application of power as well as information about subsequent locations along the route that is acquired periodically on a regular basis; a memory block for storing the information about the start address and other locations by time having been provided by the GPS block; a tracing button to be operated by a user; a camera, which is actuated by an operation signal of the tracing button and serves to gather image information about surroundings; an obstacle sensing block, which analyzes the image information from the camera to check whether any risk factor is included in the corresponding image information and sends an emergency stop signal to a control block if there is a risk factor; the control block, which, when the operation signal of the tracing button is given, sets a location conforming to the information about the start address as an end address and sends out forward, backward, left and right directional signals to a steering system of the electric car based on the information from the memory about the most recently stored location, the start address stored in the beginning and other locations over the course of the route, and which sends a stop signal to the steering system of the electric car immediately after receiving an emergency stop signal; and a power supply block for supplying power to the GPS block, the memory block, the tracing button, the camera, the obstacle sensing block and the control block, respectively.
Description
본 발명은 전동차에 부설되는 경로 역탐지 장치에 관한 것으로서, 전동식 조향장치에 연결 구성되어 이를 포함하는 노약자용 전동 휠체어를 출발지로 돌아갈 수 있도록 경로를 역탐지하여 이동 방향을 지시할 수 있는 장치에 관한 것이다.The present invention relates to a path reverse detection device installed in an electric vehicle, and relates to an apparatus capable of instructing a direction of movement by reverse detection of a path so that an electric wheelchair for the elderly, including the same, connected to an electric steering device to return to a starting point.
일반적으로 휠체어는 다리가 자유롭지 못한 사람이나 몸이 불편한 사람이 앉은 채로 이동할 수 있도록 바퀴를 단 의자로 현재에는 바퀴가 충전배터리의 전원을 인가 받는 구동모터의 동력을 전달받아 이동되는 전동 휠체어가 널리 보급되어 있다.In general, wheelchairs are wheeled chairs that allow people with inconvenient legs or uncomfortable legs to move while sitting. Electric wheelchairs are now widely used by wheels powered by a driving motor powered by a rechargeable battery. It is.
이러한 전동 휠체어의 구성을 도 1을 참고하여 간단히 살펴보면 다음과 같다. The configuration of such an electric wheelchair will be briefly described with reference to FIG. 1.
구동을 위한 본체(2)는 내측에 메인프레임(12)이 설치되며, 이 메인프레임(12)에는 전동모터(M)와 이 모터(M)의 기어박스(G)가 설치되고, 이외에도 도면에는 도시하고 있지 않지만 전원을 공급하는 각종장치(예를 들면, 충전부, 구동제어부 등)가 설치된다. 그리고 시트부(4)는 상기 본체(2)의 상측에 설치되어 탑승자가 앉은 상태로 이동할 수 있도록 한 것으로서, 그 구조는 좌대(4a)와 등받이(4b)가 구비된 통상적인 구조로 이루어진다. 시트부(4)의 등받이(4b) 양측에는 암레스트(4c)가 설치되며, 일측 암레스트(4c)의 선단에는 조작부(C)가 설치된다. The main body 2 for driving is provided with a main frame 12 therein, and the main frame 12 is provided with an electric motor M and a gear box G of the motor M. Although not shown, various devices for supplying power (for example, charging unit, drive control unit, etc.) are provided. And the seat portion 4 is installed on the upper side of the main body 2 to allow the occupant to move in a sitting state, the structure is made of a conventional structure provided with a base 4a and a backrest (4b). Armrest 4c is provided in the both sides of the backrest 4b of the seat part 4, and the operation part C is provided in the front-end | tip of one armrest 4c.
특히, 상기 조작부(C)는 본체의 내측에 설치된 전동모터(M)의 구동을 제어하기 위한 것으로서, 일측에 조작레버(C1)가 설치되어 상기 모터(M)의 구동을 제어하게 된다.In particular, the operation unit (C) is for controlling the driving of the electric motor (M) installed inside the main body, the operation lever (C1) is installed on one side to control the driving of the motor (M).
상기와 같이 제어부(미도시)와 전기적으로 연결되어 레버(C1)의 조작에 의해 전기를 공급하거나 차단하면서 모터의 구동을 제어하는 조작부의 구조 및 제어방법은 일반적으로 당업계에서 널리 사용되는 통상적인 구조로서 더욱 상세한 설명은 생략한다.As described above, a structure and a control method of an operation unit which is electrically connected to a control unit (not shown) and controls driving of a motor while supplying or cutting off electricity by an operation of the lever C1 are generally used widely in the art. More detailed description of the structure is omitted.
한편, 조작부(C)의 조작레버(C1)는 통상의 조이스틱의 형태로 구성하여 한 손으로 쉽게 조작할 수 있도록 구성된다. 이는 통상의 전동차에 구비되는 핸들과 달리 전자식 조향장치로 구성하여 그 조작성을 매우 단순화하여 노인 등이 쉽게 사용할 수 있도록 한 것이다.On the other hand, the operation lever C1 of the operation unit C is configured in the form of a normal joystick so that it can be easily operated with one hand. Unlike the steering wheel provided in the conventional electric vehicle, it is composed of an electronic steering device to simplify the operability so that the elderly can easily use.
이러한 전자식 조이스틱 형태로 구성되는 조향장치를 가지는 전동 휠체어는 몸이 불편한 노약자에 널리 사용되고 있다. 이에 노약자가 전동 휠체어를 사용하여 이동하는 경우 불안한 기억력 등의 문제로 출발지로 돌아오지 못하고 예기치 못하고 길을 잃어버리는 경우가 종종 발생하였다. 따라서, 전동 휠체어에 출발지로 돌아갈 수 있도록 경로를 역탐지하여 지시할 수 있는 장치의 필요성이 대두되고 있는 실정이다.Electric wheelchairs having a steering device configured in the form of such an electronic joystick are widely used for the elderly who are uncomfortable. Accordingly, when an elderly person moves by using an electric wheelchair, it is often unexpected and lost due to unstable memory and the like. Therefore, there is a need for a device that can reversely detect and instruct a path so that the electric wheelchair can return to the starting point.
상기와 같은 문제점을 해결하기 위하여 본 발명은 전동 휠체어에 출발지로 돌아갈 수 있도록 경로를 역탐지하여 지시할 수 있는 장치를 제공하는 것을 그 목적으로 한다.In order to solve the problems as described above, an object of the present invention is to provide a device capable of instructing the reverse direction of the path so that the electric wheelchair can return to the starting point.
본 발명은 전자식 조향장치를 가지는 노약자용 전동 휠체어와 같은 전동차의 조향장치에 연결 구성되어, 상기 전동장치의 운전 방향을 지시하기 위한 장치에 관한 것으로서, 전원인가 후 최초 인식되는 시작 위치정보 및 이후 시간별로 반복적으로 이동에 따른 위치정보를 획득하는 GPS부와; 상기 GPS부의 시작 위치정보 및 시간별 위치정보를 저장하는 메모리부와; 사용자의 조작으로 작동하는 역탐지 버튼부와; 상기 역탐지 버튼부의 조작신호에 의해 작동하며 주위의 영상정보를 획득하는 카메라부와; 상기 카메라부의 영상정보를 분석하여 해당 영상정보 상에 위험인자의 유무를 확인하고 위험인자가 있는 경우, 즉시 제어부로 긴급정지신호를 보내는 장애물감지부와; 상기 역탐지 버튼부의 조작신호가 발하는 경우, 상기 메모리부에 마지막 저장된 위치정보와 최초로 저장된 시작 위치정보 그리고 그 사이에 이동에 따른 위치정보들을 이용하여, 상기 시작 위치정보의 지점을 목적지로 설정하고, 이에 전동차의 조향장치에 전,후 좌,우의 방향 신호를 보내되, 상기 장애물 감지부에 의한 긴급정지신호가 수신되는 경우 그 즉시 전동차의 조향장치에 정지신호를 보내는 제어부와; 상기 GPS부, 메모리부, 역탐지 버튼부, 카메라부, 장애물감지부 그리고 제어부 각각에 전원을 공급하는 전원부로 구성되는 것을 특징으로 하는 전동차에 부설되는 경로 역탐지 장치를 제공한다.The present invention is connected to a steering device of an electric vehicle, such as an electric wheelchair for the elderly having an electronic steering device, and relates to a device for indicating the driving direction of the electric device, starting position information first recognized after power-on and hourly A GPS unit for repeatedly obtaining location information according to movement; A memory unit for storing starting position information and time-specific position information of the GPS unit; A reverse detection button unit operated by a user's operation; A camera unit operated by an operation signal of the reverse detection button unit and acquiring surrounding image information; An obstacle detection unit for analyzing the video information of the camera unit to check whether there is a risk factor on the video information and, if there is a risk factor, to immediately send an emergency stop signal to the controller; When the operation signal of the reverse detection button unit is issued, the point of the start position information is set as a destination by using the position information last stored in the memory unit, the start position information stored first and the position information according to the movement therebetween. A control unit which transmits a front and rear direction signal to the steering apparatus of the electric vehicle, and immediately sends a stop signal to the steering apparatus of the electric vehicle when an emergency stop signal is received by the obstacle detecting unit; The GPS unit, the memory unit, the reverse detection button unit, the camera unit, the obstacle detection unit and the power supply unit for supplying power to each of the control unit provides a reverse path detection apparatus installed in the electric vehicle.
그리고, 상기 경로 역탐지 장치는, 상기 장애물감지부의 동작의 유무를 조작할 수 있는 수동/자동 버튼부가 구성되며; 사용자의 조작으로 작동하며 조작신호에 의해 최우선으로 상기 전동차의 조향장치에 정지신호를 보내는 긴급정지 버튼부가 구성되며; 상기 전원부는, 전동차의 배터리부에 연결 구성되는 것, 별도의 배터리를 구비하는 것, 태양광전지로 구성되는 것 중 임의의 하나로 선택되는 것을 특징으로 하는 전동차에 부설되는 경로 역탐지 장치를 제공한다.The path reverse detection device may include a manual / automatic button unit capable of manipulating the presence or absence of an operation of the obstacle detecting unit; An emergency stop button unit which operates by a user's operation and sends a stop signal to the steering apparatus of the electric vehicle at the top by an operation signal; The power supply unit provides a path reverse detection apparatus installed in an electric vehicle, wherein the power unit is selected from any one of being configured to be connected to the battery unit of the electric vehicle, having a separate battery, and a solar cell.
또한, 상기 경로 역탐지 장치는, 위급 사항을 주위에 알리기 위하여 빛을 발하는 경광등 및 싸이렌이나 도움을 요청하는 음성 메세지를 발하는 스피커가 더욱 구비되되, 상기 장애물감지부 및 긴급정지 버튼부의 조작신호에 연계되어 작동하는 것을 특징으로 하는 전동차에 부설되는 경로 역탐지 장치를 제공한다.In addition, the path reverse detection device further includes a speaker that emits a warning light and a siren or a voice message requesting help to notify the surroundings of an emergency, and is connected to an operation signal of the obstacle detecting unit and the emergency stop button unit. It provides a path reverse detection device attached to the electric vehicle, characterized in that the operation.
본 발명에 따른 경로 역탐지 장치는, 전자식 조향장치를 가지는 노약자용 전동 휠체어와 같은 전동차의 조향장치에 연결 구성되어 이동 경로를 역탐지하고 이에 따라 출발지로의 회귀를 위한 운전 방향을 지시함으로써 노약자가 간단한 조작으로 길을 잃지않도록 도움을 줄 수 있다.The path reverse detection device according to the present invention is connected to a steering device of an electric vehicle such as an electric wheelchair for the elderly having an electronic steering device to reversely detect a moving path and thereby instruct a driving direction for returning to the starting point. Can help you not to get lost.
도 1은 통상의 전자식 조향장치를 포함하는 전동 휠체어를 보여주는 구성도.1 is a block diagram showing an electric wheelchair including a conventional electronic steering device.
도 2는 본 발명에 따른 경로 역탐지 장치의 구성도.2 is a block diagram of a path reverse detection apparatus according to the present invention.
도 3은 본 발명에 따른 실시예를 보여주는 실시 구성도.3 is a configuration diagram showing an embodiment according to the present invention.
<도면의 주요부분에 대한 부호의 설명><Description of the symbols for the main parts of the drawings>
10: 전자식 형태의 조향장치10: Electronic steering device
20: 경로 역탐지 장치20: path reverse detector
이하, 본 발명에 따른 바람직한 각 실시 예를 첨부된 도면을 참조하여 상세히 살펴보면 다음과 같은데, 본 발명을 설명함에 있어서 관련된 공지기술 또는 구성에 대한 구체적인 설명이 본 발명의 요지를 불필요하게 흐릴 수 있다고 판단되는 경우에는 그 상세한 설명은 생략하기로 한다.Hereinafter, each preferred embodiment according to the present invention will be described in detail with reference to the accompanying drawings. However, in describing the present invention, a detailed description of related well-known technologies or configurations may unnecessarily obscure the subject matter of the present invention. If so, the detailed description thereof will be omitted.
본 발명은 전동차에 부설되는 경로 역탐지 장치에 관한 것으로서, 전동식 조향장치에 연결 구성되어 이를 포함하는 노약자용 전동 휠체어를 출발지로 돌아갈 수 있도록 경로를 역탐지하여 이동 방향을 지시할 수 있는 장치에 관한 것이다.The present invention relates to a path reverse detection device installed in an electric vehicle, and relates to an apparatus capable of instructing a direction of movement by reverse detection of a path so that an electric wheelchair for the elderly, including the same, connected to an electric steering device to return to a starting point.
먼저, 참고하는 도면을 간단히 살펴보면, 도 2는 본 발명에 따른 경로 역탐지 장치의 구성도이며, 도 3은 본 발명에 따른 실시예를 보여주는 실시 구성도이다.First, referring briefly to the drawings, FIG. 2 is a diagram illustrating a path reverse detection apparatus according to the present invention, and FIG. 3 is a diagram illustrating an embodiment according to the present invention.
본 발명의 경로 역탐지 장치(20)은 도 3에서 보이는 것과 같이 통상의 전동식 휠체어 특히, 그 조향장치가 조이스틱 형태와 같은 전자식 조향장치(10)를 포함하는 전동 휠체어에 부설되는 것이다.The path reverse detection apparatus 20 of the present invention is a conventional electric wheelchair as shown in FIG. 3, in particular, the steering apparatus is attached to an electric wheelchair including an electronic steering apparatus 10 such as a joystick type.
본 발명은 도 2에서 보이는 것과 같이, GPS부, 메모리부, 역탐지 버튼부, 카메라부, 장애물 감지부, 제어부, 전원부 그리고 경광등 및 스피커로 구성되는 것이 특징이다.As shown in FIG. 2, the present invention is composed of a GPS unit, a memory unit, a reverse detection button unit, a camera unit, an obstacle detecting unit, a control unit, a power supply unit, and a warning light and a speaker.
상기 GPS부는 위성 수신모듈을 포함하고 현재 지리적 위치 정보를 획득할 수 있는 통상의 위성항법장치(global positioning system:GPS)이면 충분하다. 그리고 본 발명의 GPS부는 특히 전원인가 후 최초 인식되는 시작 위치정보 및 이후 시간별로 반복적으로 이동에 따른 위치정보를 획득하도록 구성된다.The GPS unit may include a satellite positioning module and a conventional global positioning system (GPS) capable of obtaining current geographical position information. In particular, the GPS unit of the present invention is configured to acquire the starting position information that is initially recognized after the power is applied and the position information according to the movement repeatedly after each time.
그리고, 상기 메모리부는 통상의 플래쉬 메모리로 구성되면 충분하고 상기 GPS부의 시작 위치정보 및 시간별 위치정보를 저장하도록 하며 사용자의 이름, 주소 연락 등과 같은 기타 사용자 식별정보를 포함할 수도 있다.The memory unit may be configured as a general flash memory, and may store the start position information and the time-dependent position information of the GPS unit, and may include other user identification information such as a user's name, address contact, and the like.
한편, 상기 역탐지 버튼부는 사용자의 조작으로 작동되며, 간단한 조작으로 ON과 OFF의 동작이 가능한 누름버튼으로 이루어지도록 하는 것이 바람직하다.On the other hand, the reverse detection button is operated by the user's operation, it is preferable to be made of a push button capable of the operation of ON and OFF by a simple operation.
그리고 상기 카메라부는 상기 역탐지 버튼부의 조작신호에 의해 작동되며 주위의 영상정보를 획득한다. 이러한 상기 카메라부는 ccd, cmos 등과 같은 화상센서를 포함하여 정지 영상은 물론 동영상 또한 확인이 가능하도록 한다.The camera unit is operated by an operation signal of the reverse detection button unit to obtain surrounding image information. The camera unit includes an image sensor such as ccd, cmos, etc. to enable not only a still image but also a moving image.
상기 장애물감지부는 상기 카메라부의 영상정보를 분석하여 해당 영상정보 상에 위험인자의 유무를 확인하고, 위험인자가 있는 경우 즉시 후술하는 제어부로 긴급정지신호를 보내도록 하여 종국에는 전동 휠체어의 가동을 즉시 멈추게 하도록 한다. 한편, 상기 위험인자란 도로의 경계선이나 횡단보도, 신호등의 적색 색깔정보 등이 이에 해당한다.The obstacle detection unit analyzes the video information of the camera unit to check whether there is a risk factor on the video information, and if there is a risk factor, to immediately send an emergency stop signal to a controller to be described later. Let it stop On the other hand, the risk factor is a road boundary line, pedestrian crossing, red color information of traffic lights, and the like.
그리고, 상기의 구성요소를 상호 연계하여 제어하기 위한 제어부가 구성된다. 이러한 상기 제어부는 특히 상기 역탐지 버튼부의 조작신호가 발하는 경우, 상기 메모리부에 마지막 저장된 위치정보와 최초로 저장된 시작 위치정보 그리고 그 사이에 이동에 따른 위치정보들을 이용하여, 상기 시작 위치정보의 지점을 목적지로 설정하고, 이에 전동차의 조향장치에 전,후 좌,우의 방향 신호를 보내도록 하여 전동 휠체어의 운전 방향을 지시하도록 구성한다.In addition, a control unit for controlling the above components by mutually is configured. In particular, when the operation signal of the reverse detection button unit is issued, the control unit destinations the point of the start position information by using the position information last stored in the memory unit, the start position information stored first and the position information according to the movement therebetween. It is set to, and to direct the driving direction of the electric wheelchair by sending a front and rear direction signal to the steering device of the electric vehicle.
또한, 상기 제어부는 장애물 감지부에 의한 긴급정지신호가 수신되는 경우 그 즉시 전동차의 조향장치에 정지신호를 보내도록 하여 전동 휠체어의 이동을 멈추게하도록 제어한다.In addition, the control unit controls to stop the movement of the electric wheelchair by sending a stop signal to the steering device of the electric vehicle immediately when an emergency stop signal by the obstacle detection unit is received.
한편, 본 발명에는 상기 장애물감지부의 동작의 유무를 조작할 수 있는 수동/자동 버튼부가 구성되어 사용자 스스로가 전동 휠체어의 회기 기동시 멈춤과 계속에 대한 지시를 행할 수 있도록 구성할 수도 있다. 또한, 사용자의 조작으로 작동하며 조작신호에 의해 최우선으로 상기 전동차의 조향장치에 정지신호를 보내는 긴급정지 버튼부를 구성하여 비상시 긴급히 전동 휠체어를 정지시킬 수 있도록 한다.On the other hand, the present invention is configured with a manual / automatic button unit that can operate the presence or absence of the operation of the obstacle detection unit may be configured to allow the user to instruct the stop and continue when the electric wheelchair of the electric motor start. In addition, by operating the operation of the user and by the operation signal is configured as an emergency stop button for sending a stop signal to the steering apparatus of the electric vehicle to make it possible to stop the electric wheelchair urgently in an emergency.
그리고 상기 GPS부, 메모리부, 역탐지 버튼부, 카메라부, 장애물감지부 그리고 제어부 각각에 전원을 공급하는 상기 전원부는 전동차의 배터리부에 연결 구성되거나, 별도의 배터리를 구비하거나, 태양광전지로 구성할 수 있도록 한다.The power supply unit for supplying power to each of the GPS unit, the memory unit, the reverse detection button unit, the camera unit, the obstacle detecting unit, and the control unit may be connected to the battery unit of the electric vehicle, or may include a separate battery or a solar cell. To help.
한편, 본 발명에 따른 상기 경로 역탐지 장치에는 상기 장애물감지부 및 긴급정지 버튼부의 조작신호에 연계되어 작동하며, 위급 사항을 주위에 알리기 위하여 빛을 발하는 경광등 및 싸이렌이나 도움을 요청하는 음성 메세지를 발하는 스피커를 더욱 구성하여 긴급시나 위급시 전동 휠체어 가동의 즉시 멈춤과 함께 주위에 위급상황임을 알리도록 하여 2차적 사고를 방지하고 도움을 받을 수 있도록 하는 것이 바람직하다.On the other hand, the path reverse detection device according to the present invention operates in connection with the operation signal of the obstacle detection unit and the emergency stop button, and emits a warning light and sirens or a voice message requesting help to inform the emergency surroundings It is desirable to further configure the speaker so as to immediately stop the operation of the electric wheelchair in an emergency or emergency, and to notify the surroundings of an emergency situation so that secondary accidents can be prevented and helped.
상기에서는 본 발명에 따른 바람직한 실시한 예를 위주로 상술하였으나, 본 발명의 기술적 사상은 이에 한정되는 것은 아니며 본 발명의 각 구성요소는 동일한 목적 및 효과의 달성을 위하여 본 발명의 기술적 범위 내에서 변경 또는 수정될 수 있을 것이다.Although the above has been described above with reference to a preferred embodiment according to the present invention, the technical idea of the present invention is not limited thereto, and each component of the present invention is changed or modified within the technical scope of the present invention for achieving the same object and effect. Could be.
Claims (3)
- 전자식 조향장치를 가지는 노약자용 전동 휠체어와 같은 전동차의 조향장치에 연결 구성되어, 상기 전동장치의 운전 방향을 지시하기 위한 장치에 관한 것으로서,It is connected to a steering device of an electric vehicle, such as an electric wheelchair for the elderly having an electronic steering device, and relates to a device for indicating the driving direction of the transmission device,전원인가 후 최초 인식되는 시작 위치정보 및 이후 시간별로 반복적으로 이동에 따른 위치정보를 획득하는 GPS부와;A GPS unit for acquiring start position information recognized after power on and position information according to movement repeatedly for each subsequent time;상기 GPS부의 시작 위치정보 및 시간별 위치정보를 저장하는 메모리부와;A memory unit for storing starting position information and time-specific position information of the GPS unit;사용자의 조작으로 작동하는 역탐지 버튼부와;A reverse detection button unit operated by a user's operation;상기 역탐지 버튼부의 조작신호에 의해 작동하며 주위의 영상정보를 획득하는 카메라부와;A camera unit operated by an operation signal of the reverse detection button unit and acquiring surrounding image information;상기 카메라부의 영상정보를 분석하여 해당 영상정보 상에 위험인자의 유무를 확인하고 위험인자가 있는 경우, 즉시 제어부로 긴급정지신호를 보내는 장애물감지부와;An obstacle detection unit for analyzing the video information of the camera unit to check whether there is a risk factor on the video information and, if there is a risk factor, to immediately send an emergency stop signal to the controller;상기 역탐지 버튼부의 조작신호가 발하는 경우, 상기 메모리부에 마지막 저장된 위치정보와 최초로 저장된 시작 위치정보 그리고 그 사이에 이동에 따른 위치정보들을 이용하여, 상기 시작 위치정보의 지점을 목적지로 설정하고, 이에 전동차의 조향장치에 전,후 좌,우의 방향 신호를 보내되, 상기 장애물 감지부에 의한 긴급정지신호가 수신되는 경우 그 즉시 전동차의 조향장치에 정지신호를 보내는 제어부와;When the operation signal of the reverse detection button unit is issued, the point of the start position information is set as a destination by using the position information last stored in the memory unit, the start position information stored first and the position information according to the movement therebetween. A control unit which transmits a front and rear direction signal to the steering apparatus of the electric vehicle, and immediately sends a stop signal to the steering apparatus of the electric vehicle when an emergency stop signal is received by the obstacle detecting unit;상기 GPS부, 메모리부, 역탐지 버튼부, 카메라부, 장애물감지부 그리고 제어부 각각에 전원을 공급하는 전원부;A power supply unit supplying power to each of the GPS unit, the memory unit, the reverse detection button unit, the camera unit, the obstacle detecting unit, and the control unit;로 구성되는 것을 특징으로 하는 전동차에 부설되는 경로 역탐지 장치.Path reverse detection device installed in the electric vehicle, characterized in that consisting of.
- 제1항에 있어서, The method of claim 1,상기 경로 역탐지 장치에는,The path reverse detection device,상기 장애물감지부의 동작의 유무를 조작할 수 있는 수동/자동 버튼부와, 사용자의 조작으로 작동하며 조작신호에 의해 최우선으로 상기 전동차의 조향장치에 정지신호를 보내는 긴급정지 버튼부가 더 구비되며;A manual / automatic button unit capable of manipulating the presence or absence of an operation of the obstacle detecting unit, and an emergency stop button unit which is operated by a user's operation and sends a stop signal to the steering apparatus of the electric vehicle as a priority by an operation signal;상기 전원부는, The power supply unit,전동차의 배터리부에 연결 구성되는 것, 별도의 배터리를 구비하는 것, 태양광전지로 구성되는 것 중 임의의 하나로 선택되는 것;It is selected from any one of being configured to be connected to the battery unit of the electric vehicle, having a separate battery, consisting of a solar cell;을 특징으로 하는 전동차에 부설되는 경로 역탐지 장치.Path reverse detection device installed in the electric vehicle, characterized in that.
- 제2항에 있어서, The method of claim 2,상기 경로 역탐지 장치에는,The path reverse detection device,위급 사항을 주위에 알리기 위하여 빛을 발하는 경광등 및 싸이렌이나 도움을 요청하는 음성 메세지를 발하는 스피커가 더 구비되되, 상기 장애물감지부 및 긴급정지 버튼부의 조작신호에 연계되어 작동하는 것을 특징으로 하는 전동차에 부설되는 경로 역탐지 장치.In order to inform the surroundings of the emergency warning lights and siren or a speaker for providing a voice message for help, further provided, the electric vehicle characterized in that it operates in connection with the operation signal of the obstacle detection unit and the emergency stop button unit. Path reverse detection device installed.
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KR102136265B1 (en) * | 2018-05-18 | 2020-07-21 | 한국교통연구원 | Inspection Apparatus for Pedestrian Road |
KR101977681B1 (en) * | 2018-08-29 | 2019-05-13 | 한국보훈복지의료공단 | Device and method for detecting danger of electric wheelchair |
KR102396507B1 (en) * | 2019-12-16 | 2022-05-12 | 주식회사 스위브 | Wheelchair apparatus with rehabilitation and pedestrian crossing safety function |
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JP2002148072A (en) * | 2000-11-14 | 2002-05-22 | Mitsubishi Electric Corp | Route information providing system |
JP2004361246A (en) * | 2003-06-04 | 2004-12-24 | Denso Corp | Operation controller for car equipment |
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JPH0866441A (en) * | 1994-08-29 | 1996-03-12 | Sony Corp | Guide system |
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JP2002148072A (en) * | 2000-11-14 | 2002-05-22 | Mitsubishi Electric Corp | Route information providing system |
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CN107224357A (en) * | 2017-04-18 | 2017-10-03 | 东莞产权交易中心 | A kind of convenient wheelchair |
CN107224357B (en) * | 2017-04-18 | 2019-01-15 | 东莞产权交易中心 | A kind of convenient wheelchair |
CN107137184A (en) * | 2017-04-27 | 2017-09-08 | 上海理工大学 | A kind of multifunction seat chair apparatus |
Also Published As
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KR20110041182A (en) | 2011-04-21 |
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