JP3894756B2 - Electric vehicle monitoring system - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention detects the current position of an electric vehicle such as an electric tricycle or electric four-wheel vehicle, or the state of the electric vehicle such as the presence or absence of an occupant of the electric vehicle, and monitors this, The present invention relates to an electric vehicle monitoring system for transmitting information to that effect.
[0002]
[Prior art]
Conventionally, electric vehicles such as electric tricycles and electric four-wheel vehicles exist as well-known vehicles, and people who are difficult to walk, elderly people, people who need nursing care, etc. are occupants of this vehicle. I was driving.
Thus, these occupants are physically handicapped, and there are people who lack normal judgment and normal driving ability of vehicle driving, and the traveling vehicle may be missing. There was also a fear of developing into an accident because of not monitoring.
As described above, the conventional technique cannot monitor the traveling position of the electric vehicle and the state of the vehicle in real time.
[0003]
[Problems to be solved by the invention]
The monitoring system for an electric vehicle according to the present invention is intended to solve the above-mentioned problems, and whether the electric vehicle is running or stopped, whether the electric vehicle is in a rollover state or not. The state of the electric vehicle, such as whether an occupant is seated on the electric vehicle, is detected, and this information is transmitted to the monitoring center. It is intended to provide a system for transmitting information and to promptly protect passengers and electric vehicles.
[0004]
[Means for Solving the Problems]
The monitoring system for an electric vehicle according to the present invention employs the following configurations and means in order to achieve the above object.
According to the first aspect of the present invention, the GPS receiving means for receiving the current position information signal of the electric vehicle from the orbit satellite, the seating sensor, the acceleration sensor, the vehicle speed sensor, the inclination sensor, and the impact sensor that operate according to the state of the electric vehicle. An electric vehicle state detection sensor comprising a brake pressure sensor, a sound sensor, and a steering angle sensor, a storage means for storing electric vehicle specific information such as a vehicle ID, a power switch means for supplying power to each part of the electric vehicle, and a hands-free type A hand-free mobile phone that wirelessly communicates with a monitoring center having a communication means and a display transmission means for receiving the status or current position information of the electric vehicle from a mobile phone and communicating data , the GPS receiving means, and the electric vehicle state detection sensor, the storage means, and controls the processing of each signal from the power switch unit and the hands-free mobile phone Configure out with central control unit (CPU), and receiving life-and-death state or the current position information of the electric vehicle from the seat portion mounted inside the central control unit (CPU) said hands-free mobile phone of the electric vehicle An electric vehicle monitoring system comprising: the monitoring center transmitting to a client.
[0005]
DETAILED DESCRIPTION OF THE INVENTION
An embodiment of an electric vehicle monitoring system according to the present invention will be described in detail with reference to the accompanying drawings.
[0006]
FIG. 1 is a perspective view showing an example of the configuration of an electric tricycle which is a kind of electric vehicle according to the present invention. To describe this, A is an electric vehicle, and in general, the electric tricycle includes a steering unit 1, a seat unit 2, a front wheel unit 3a, and two rear wheel units 3b (one rear wheel unit is not shown). It consists of
A control device 4 to be described later is mounted in the vehicle body of the electric vehicle A or on the outer surface. Further, the electric vehicle A has a rotating lamp 5 as an alarm means for notifying the outside when the electric vehicle A has an accident or the like, a GPS receiver 6 as a receiving means by a global positioning system (GPS), and a later-described means. A mobile phone 7 as a wireless communication means for wirelessly communicating with the monitoring center is provided. All or a part of the rotating lamp 5, the GPS receiver 6 and the mobile phone 7 can be built in the control device 4.
The electric vehicle A is an example of an electric tricycle, but the present invention may be an electric four-wheel vehicle, other care vehicles, and the like.
[0007]
FIG. 2 is a schematic configuration diagram of a system showing an example of an embodiment of an electric vehicle monitoring system according to the present invention.
[0008]
In FIG. 2, the monitoring system for an electric vehicle according to the present invention detects position information of the electric vehicle A from an orbiting satellite based on GPS, vehicle state information such as the vehicle speed and the degree of inclination of the electric vehicle A, and the like. Monitoring via the network 8 such as an integrated digital communication network (ISDN) which is a base station or an exchange network by transmission from the electric vehicle A equipped with the control device 4 to be stored, that is, data communication or voice communication The center B can be notified. Further, the monitoring center B transmits the various information to the client C such as a contractor via the network 8, and the client C recognizes the various information by a terminal information device such as a personal computer, a fixed telephone, or a mobile phone. This is a system that can cope with the occurrence of an accident or the like of the vehicle A.
[0009]
FIG. 3 is a control device related block diagram showing the arrangement of the control device 4 and each component mounted on the electric vehicle A in the electric vehicle monitoring system according to the present invention. This will be described.
[0010]
The control device 4 has a function of calculating or processing and controlling signals introduced from the outside, a CPU device 9 as a central control means, the GPS receiver 6, a gyro 10 as an azimuth meter, an analog digital signal A modem 11 as a converter and a memory device 12 including a flash ROM 121 and a RAM 122 as storage means are provided. The GPS receiver 6, gyroscope 10, modem 11, and memory device 12 are all connected to the CPU device 9 and input operation signals to the CPU device 9.
[0011]
An electric vehicle state detection sensor 13 detects the state of the electric vehicle A. The electric vehicle state detection sensor operates when an occupant M (shown in FIG. 1) such as an elderly person or a handicapped person who drives the electric vehicle A is seated, and is installed in the seat portion 2. The acceleration sensor 132 that operates when the electric vehicle A is decelerated at the time of sudden braking or the acceleration at the time of sudden start, the vehicle speed sensor 133 that operates when the electric vehicle A runs or stops, and when the electric vehicle A rolls over or travels steeply. It is comprised by the inclination sensor 134 which operates at times. These sensors 131 to 134 are mounted on the electric vehicle A and the control device 4, and signals from the sensors 131 to 134 are introduced into the CPU device 9 and are processed and controlled to be carried as wireless communication means described later. The state information of the electric vehicle A is transmitted as data communication to the monitoring center B via the telephone 7.
[0012]
The electric vehicle state detection sensor 13 needs to detect every state of the vehicle, and may have any one of the functions of the sensors 131 to 134 described above. You may add the sensor which displays accidents, such as an impact sensor, a brake pressure sensor, a sound sensor, and a steering angle sensor which operate at the time of impact of vehicle A.
Thus, the electric vehicle state detection sensor 13 is connected to the CPU device 9 and introduces various operation signals.
[0013]
Reference numeral 14 denotes a mobile phone as wireless communication means for wirelessly communicating with the monitoring center B, and is connected to the CPU device 9 via the modem 11. The mobile phone 7 or the like is an electric vehicle such as the position information of the electric vehicle A from the GPS receiver 6 or the gyro 10, the vehicle state information from the electric vehicle state detection sensor 13, and the vehicle ID and occupant ID stored in advance. The unique information is communicated wirelessly to the monitoring center B.
The mobile phone 7 may be replaced with a personal mobile phone system (PHS), other information terminals, etc., and may be any device that can communicate position information and various state information of the electric vehicle A. It can be omitted and applied to digital communication.
[0014]
The memory device 12 comprises a flash ROM 121 dedicated to data reading and a RAM 122 capable of writing and reading data, and stores specific information such as the ID of the electric vehicle A and the occupant ID in advance.
The mobile phone 7 as a wireless communication means includes an antenna 71 and a telephone unit 72 including a main body, and is connected to the CPU device 9 via the modem 11. In the present embodiment, the mobile phone 7 is a handset type. However, for example, a handset type and a hand-free type can be used via a changeover switch (not shown).
[0015]
A power switch means 15 is a device for supplying power to the control device 4 and each part of the electric vehicle A. The power switch means 15 includes a switch 151, a power supply unit 152 as a DC power supply, and an auxiliary battery 153.
[0016]
Next, the monitoring center B according to the present invention will be described with reference to FIG.
As described above, the monitoring center B receives and receives a data signal or a voice signal from the mobile phone 7 as a wireless communication means mounted on the electric vehicle A. Then, the monitoring center B introduces position information from the electric vehicle A and various types of information detected in the state of the vehicle, and displays them on a personal computer or the like to confirm information reception.
Reference numeral 16 denotes communication means, which includes a computer device 161, a communication control device 162, and a database unit 163. The data base unit 163 includes a client database 163a such as a contracted client name and address, and a map database 163b such as a map of a range where the electric vehicle A travels, a town name, and an address. 14 is operated by the operator of the monitoring center B to display the position information of the electric vehicle A and the state of the electric vehicle A, or transmit the information to the client C, and use the client database 163a. This is a display / transmission means for making an emergency call to the client C.
The computer device 161 includes an exchange, and is connected to the communication control device 162 and connected.
The database unit 163 stores and holds vehicle-specific information data such as the owner of the electric vehicle A, the ID of the electric vehicle itself, the occupant ID, customer management data, map data, and other data related to emergency calls. . These various data can be written and deleted at any time based on new registration or contract.
The communication control device 162 connects the database unit 163 and the display / transmission means 14 via a LAN.
[0017]
The computer device 161 is connected to the electric vehicle A via a network 8 such as an integrated digital communication network (ISDN) or other public wireless lines, and the current traveling, past position information or time information from the electric vehicle A, Vehicle status information and the like can be received. The communication control device 162 decodes the various information when receiving the various information from the electric vehicle A when receiving the current traveling position information, the vehicle state information, etc., and the time data, the position data, the vehicle state detection data, etc. Takes out the ID information, occupant ID information, etc. of the electric vehicle A stored in advance in the client database 163a, notifies the display / transmission means 14 and performs matching with the map data extracted from the map database 163b. Then, a homepage for displaying vehicle information is created, and then displayed on the information request of the display / transmission means 14 and the client C connected to the Internet.
The operator of the monitoring center B looks at the contents of the displayed information, and when an abnormality occurs in the electric vehicle or when a request is made from the client C, a mobile phone, a fixed phone, or other personal computer installed in the client C, which will be described later Is transmitted to the information terminal including the voice or data signal.
The display / transmission means 14 is composed of a personal computer or the like, and creates an i-mode compatible home page so that information transmission can function even when a management contract is made with the owner of a large number of electric vehicles A. You can also. Then, when the client C operates with the information terminal, the current traveling position and vehicle state information of the contract electric vehicle A can be immediately retrieved from the homepage.
Further, according to the present invention, various information obtained by the monitoring center B is not only transmitted to the client C, but when an accident information is received from the electric vehicle A, for example, an emergency vehicle should be dispatched or arranged for an emergency hospital. It is good also as a structure which transmits information to emergency relief centers, such as a fire department.
[0018]
FIG. 5 shows an example of a home phone 17 and a mobile phone 17a, which are fixed information terminals 17 provided in the client C. The client C can receive the traveling position, current position information, other electric vehicle state information, etc. from the monitoring center B as an audio or data signal for the electric vehicle A that has a management contract with the monitoring center B. Information can also be received from a homepage or the like actively installed in the monitoring center B in correspondence with i mode or L mode. When the information terminal 17 is a fixed telephone, various information on the electric vehicle A can be obtained in real time in the L mode. According to the L mode, there is a feature that not only a startup time like a personal computer is required, but also a person who is unfamiliar with the personal computer operation can easily operate and obtain information because the operation button is designed to be large.
In addition, the client C can obtain the above-described information by, for example, i-mode using a mobile phone or operating a personal computer.
[0019]
The operation of detecting and transmitting the position information of the electric vehicle A in the electric vehicle monitoring system according to the present invention will be described.
When the occupant M starts to run the electric vehicle A from the client of the electric vehicle A such as an electric tricycle, electric four-wheel vehicle, or nursing care vehicle, or the home of the owner of the electric vehicle A, the power switch means 15 is turned on. Since the power is supplied from the power supply unit 152 to each part of the electric vehicle A, the control device 4 and the like through the switch 151, and the signal is transmitted from the orbit satellite based on the GPS, the electric vehicle A is mounted on the electric vehicle A. The GPS receiver 6 is periodically receiving the traveling current position information and time information on the electric vehicle A.
Then, the data is stored in the flash ROM 121 or the RAM 122 of the memory device 12 in the control device 4. Here, the ID and occupant ID information of the electric vehicle A stored in advance in the RAM 122 are read out by the flash ROM 121, controlled by the CPU device 9, converted into a predetermined transmission format, and connected to the mobile phone 7 and the antenna via the modem 11. Information such as the current traveling position of the electric vehicle A is transmitted from 71 to the monitoring center B via the network 8 by data communication.
In the monitoring center B, the communication means 16 such as the computer device 161 receives the current position information of the electric vehicle A, and the operation of the database unit 163 causes the current position of the electric vehicle A by the display / transmission means 14 by the operator. Information is displayed together with the city name, town name, street address, and map data of the travel point of the electric vehicle A, such as “Fukuyama City, Fukuyama City, 5-4-7,” and is confirmed. Further, the map data is obtained by the map database 163b in addition to obtaining this signal by the gyro 10 shown in FIG.
Then, the monitoring center B transmits the current position information of the electric vehicle A to the personal computer, the landline telephone and other information terminals 18 installed in the client C via the network 8 by data communication or the like. The client C can always monitor and recognize the place where the self-owned electric vehicle A and the passenger M are present in real time.
Therefore, the electric vehicle A and the occupant M are not lost. In addition, the occupant M of the electric vehicle A can communicate with the monitoring center B by an audio signal using the mobile phone 7 or PHS, and can report the traveling state of the electric vehicle A and the like. In this case, by a Handofuri over type mobile phone 7, it is also possible to notify the current position of the vehicle to easily monitor even handicapped occupant M's hand center B and the like.
[0020]
Next, the operation of the monitoring system for an electric vehicle when the state of the electric vehicle A that is running or stopped changes will be described.
The occupant M throws out of the seat part 2 when the electric vehicle A travels or rolls over a steeply inclined road, when a sudden brake is applied forward by a jump of a child or the like, or the electric vehicle A rolls over. When the vehicle is moved or away from the seat 2, the tilt sensor 134, the acceleration sensor 132 and the vehicle speed sensor 133, or the seating sensor 131 of the electric vehicle state sensor 13 are operated, and this signal is transmitted to the CPU device 9. To be introduced. The occupant M operates the alarm device by visually recognizing the rotating lamp 5 or the alarm device by sound such as a buzzer or siren with the power switch means 15 or the mobile phone 7, and an abnormal situation outside the monitoring center, that is, around the accident site. Or the like can be notified. In addition, a lamp, a siren, or a buzzer can be substituted for the rotating lamp 5.
Thus, the CPU device 9 controls the state detection signal of each electric vehicle A that has been introduced, is converted into a predetermined transmission format, and is transmitted from the mobile phone 7 and the antenna 71 via the network 8 via the modem 11. Then, the state where the electric vehicle A rolls over to the monitoring center B, for example, the state where the occupant M is thrown away on the road, and the like can be confirmed by the display / transmission means 14 of the monitoring center B. At this time, the power switch means 15 such as an electric tricycle, an electric four-wheel vehicle, or a nursing care vehicle is turned on and a signal is transmitted from the orbit satellite based on the GPS, so the GPS mounted on the electric vehicle A The receiver 6 periodically receives current traveling position information and time information from the electric vehicle A.
Then, the data is stored in the flash ROM 121 or the RAM 122 of the memory device 12 in the control device 4. Here, the ID of the electric vehicle A and the occupant ID information stored in advance in the RAM 122 are read out by the flash ROM 121 or a binary switch capable of counting binary numbers (not shown) and controlled by the CPU device 9 to obtain a predetermined transmission format. The state of the electric vehicle A is transmitted via the network 11 at the current location of the electric vehicle A by data communication from the mobile phone 7 and the antenna 71 via the network 11 to the monitoring center B via the modem 11. It turns out in real time. Further, when the electric vehicle A enters the designated area or exits from the designated area, it is determined that an abnormality has occurred, and the monitoring center B is notified.
For example, it is clarified whether the electric vehicle A is merely tilted, is in a rollover state, or has encountered an accident.
Then, the monitoring center B transmits the accident and state information of the electric vehicle A to the personal computer, fixed telephone, and other information terminal 17 installed in the client C via the network 8 by data communication or the like. The client C can grasp the accident and state of the electric vehicle A in real time and can be dispatched to the site.
On the other hand, the monitoring center B can also notify the emergency rescue center of an accident or state of the electric vehicle A and prompt the emergency vehicle to be dispatched, and the monitoring center B itself can have a function as an emergency rescue center.
[0021]
If the emergency switch provided in the electric vehicle A or the cellular phone 7 is configured to call a data signal based on the ON signal of the emergency switch, the power supply circuit is destroyed in the event of the electric vehicle A having an accident. In this case, the system according to the present invention can be made to function, and the power supply unit 152 can be supplied with power by the auxiliary battery 153 when the power supply unit 152 is consumed or damaged, and the rotating lamp 5 is automatically operated. be able to.
Further, if the communication means 16 of the monitoring center B is an automatic reception transmission system, an unmanned configuration can be constructed and labor saving can be realized.
[0022]
【The invention's effect】
Since the monitoring system for an electric vehicle according to the present invention has the above-described configuration and operation, the following effects can be obtained.
[0023]
According to the first aspect of the present invention, the GPS receiving means for receiving the current position information signal of the electric vehicle from the orbit satellite, the seating sensor, the acceleration sensor, the vehicle speed sensor, the inclination sensor, and the impact sensor that operate according to the state of the electric vehicle. An electric vehicle state detection sensor comprising a brake pressure sensor, a sound sensor, and a steering angle sensor, a storage means for storing electric vehicle specific information such as a vehicle ID, a power switch means for supplying power to each part of the electric vehicle, and a hands-free type A hand-free mobile phone that wirelessly communicates with a monitoring center having a communication means and a display transmission means for receiving the status or current position information of the electric vehicle from a mobile phone and communicating data , the GPS receiving means, and the electric vehicle state detection sensor, the storage means, and controls the processing of each signal from the power switch unit and the hands-free mobile phone Configure out with central control unit (CPU), and receiving life-and-death state or the current position information of the electric vehicle from the seat portion mounted inside the central control unit (CPU) said hands-free mobile phone of the electric vehicle There is provided a monitoring system for an electric vehicle comprising the monitoring center transmitting to a client.
With such a configuration, it is possible to detect the current traveling position and vehicle state of a large number of various electric vehicles in a lump, and to monitor the electric vehicles and occupants in real time and also when an accident occurs In addition, it is possible to immediately notify the client, the rescue center, etc., and since the central control means (CPU) is built into the seat portion of the electric vehicle, it is easy to remove and replace or replace it at the time of failure, and the device itself is protected by the seat portion. In addition to being able to extend the service life, there is an effect that it can be adapted to other types of electric vehicles. Further, since the hand-free type mobile phone is provided, there is an effect that the electric vehicle can always be driven stably even when the mobile phone is being used.
[Brief description of the drawings]
FIG. 1 is a perspective view showing an example of an electric vehicle according to the present invention.
FIG. 2 is a schematic configuration diagram showing an example of an electric vehicle monitoring system according to the present invention.
FIG. 3 is a block diagram related to a control device in the monitoring system for an electric vehicle according to the present invention.
FIG. 4 is a configuration diagram of a monitoring center arranged in the monitoring system for an electric vehicle according to the present invention.
FIG. 5 is a perspective view showing an example of an information terminal provided in a client arranged in the monitoring system for an electric vehicle according to the present invention.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Steering part 2 Seat part 3a Front wheel part 3b Rear wheel part 4 Control apparatus 5 Rotating light 6 GPS receiver 7, 17a Mobile telephone 71 Antenna 72 Telephone unit 8 Network 9 CPU apparatus 10 Gyro 11 Modem 12 Memory apparatus 121 Flash ROM
122 RAM
DESCRIPTION OF SYMBOLS 13 Electric vehicle state detection sensor 131 Seat sensor 132 Acceleration sensor 133 Car speed sensor 134 Inclination sensor 14 Display / transmission means 15 Power switch means 151 Switch 152 Power supply part 153 Auxiliary battery 16 Communication means 161 Computer apparatus 162 Communication control apparatus 163 Database unit 163a Client database 163b Map database 17 Fixed type information terminal A Electric vehicle B Monitoring center C Client M Crew

Claims (1)

GPS receiving means for receiving the current position information signal of the electric vehicle from the orbital satellite, and a seating sensor, an acceleration sensor, a vehicle speed sensor, an inclination sensor, an impact sensor, a brake pressure sensor, a voice sensor, and a steering angle that operate according to the state of the electric vehicle An electric vehicle state detection sensor comprising a sensor; a storage means for storing electric vehicle-specific information such as a vehicle ID; a power switch means for supplying power to each part of the electric vehicle; A hands-free mobile phone for wirelessly communicating with a monitoring center having a communication means and a display transmission means for receiving position information and communicating data ; the GPS reception means; the electric vehicle state detection sensor; the storage means; Organization de central control unit (CPU) for controlling processing each signal from the switch means and said hands-free mobile phone And and from said monitoring center to send the mounting said central control unit inside the seat portion of the electric vehicle (CPU) to receive status or the current position information of the electric vehicle from the hands-free mobile phones and the client A monitoring system for an electric vehicle.

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