JP4831037B2 - Electric car indicator - Google Patents

Description

  The present invention relates to an indicator for an electric vehicle.

  In an electric vehicle that obtains power by driving an electric motor using an in-vehicle battery as an output source, the in-vehicle battery is a power source for various electric components such as various lamps and air conditioners in addition to the electric motor. For this reason, for example, the use of air-conditioning equipment while traveling increases the power consumption of the in-vehicle battery and shortens the travelable distance of the electric vehicle.

  Conventionally, in order to secure the travelable distance of an electric vehicle, the vehicle interior is air-conditioned by an external power source when charging the vehicle battery by an external power source. There has been proposed a configuration in which an electric air-conditioner is driven at a predetermined time before the scheduled boarding time at the time of charging and air-conditioning (hereinafter referred to as pre-air-conditioning) of the passenger compartment is performed before boarding (for example, a patent) Reference 1).

  Moreover, in order to charge the vehicle-mounted battery using the time zone to which the late-night power charge is applied, the time zone to be charged via an external terminal (hereinafter, timer charging) is also performed.

JP-A-5-147420

  However, although what is disclosed in Document 1 includes a means for displaying the boarding time, an external terminal capable of non-contact communication with the electric vehicle for the pre-air conditioning and the timer charging setting in the electric vehicle as described above is used. In such a case, there is no means for displaying whether or not the electric vehicle is in a state in which it can communicate with an external terminal, the pre-air conditioning and timer charging settings, and the state of execution. Therefore, there is a problem that it is difficult to grasp these states.

  In addition, the display means for displaying the status of communication, pre-air conditioning, and timer charging as described above may be configured in the meter in the same manner as the indicator for displaying the charging rate of the in-vehicle battery, etc. However, there is a problem that it may be difficult to secure a space for providing such display means.

  For this reason, the present invention makes it possible to clearly grasp the communication status with an external terminal of an electric vehicle that is configured so that timer charging and pre-air conditioning can be set using the external terminal. An object is to provide an indicator of an electric vehicle.

An indicator of an electric vehicle according to a first aspect of the present invention for solving the above-described problem is a time zone for charging an in-vehicle battery or an air conditioner at a predetermined time before the scheduled boarding time when charging the in-vehicle battery by an external power source. An information processing unit that can set at least one of an air-conditioning mode of pre-air-conditioning to be driven or a pre-air-conditioning end time, and is configured to be able to send and receive information without contact with an electric vehicle Based on the control signal output from the terminal, the communication control means for outputting the control signal for the on-vehicle battery charging or the pre-air conditioning based on the setting condition input from the external terminal, and the control signal output from the communication control means And an electronic control means for controlling the pre-air conditioning of the vehicle battery and charging the vehicle battery through an external power source. A indicator, a first display unit for displaying whether or not the communication with the previous SL electric vehicle and the external terminal by only changing the lighting state, the vehicle battery by only changing the lighting state A display unit including a second display unit that displays a reservation charging state in a charging time zone, and a third display unit that displays a reservation state of the pre-air conditioning only by changing a lighting state ; It is located at a position different from the instrument that displays the charging rate of the in-vehicle battery and can be confirmed from outside the electric vehicle.

Indicator for an electric vehicle according to the second invention according to the first invention, if prior communication with Kigaibu terminal is impossible to turn off the first display unit, capable of communication with the external terminal In some cases, the first display unit is turned on.

Indicator for an electric vehicle according to the third invention, in the first or second invention, in the case of setting input wait reservation charge prior SL-vehicle battery turns off the second display portion, reservation of the vehicle battery When charging is set and waiting for execution, the second display unit is blinked, and when charging of the in-vehicle battery is being performed, the second display unit is turned on.

Indicator for an electric vehicle according to a fourth invention, in any one of the first to third invention, in the case of prior Symbol of the pre-air-conditioning set input waiting turns off the third display portion, reservation of the pre-air conditioning When the setting is made and waiting for execution, the third display unit is blinked, and when the pre-air conditioning is being executed, the third display unit is turned on.

According to the indicator of the electric vehicle according to the first aspect described above , whether or not communication between the electric vehicle and the external terminal is possible, the state of reservation charging in the time zone for charging the in-vehicle battery, the state of reservation of pre-air conditioning, Is displayed only by changing the lighting state of the display unit assigned to each of them, so that the communication between the electric vehicle and the external terminal can be clearly performed in a small space and the in-vehicle battery is charged. It is possible to make the user recognize the reservation charging state in the time zone and the reservation state of the pre-air conditioning .

Further, according to the indicator of an electric vehicle according to the second invention, when it is impossible to communicate with the external terminal to turn off the first display unit, if it is possible to communicate with the external terminal first Since the display unit is turned on, it is possible to clearly grasp whether or not communication with the external terminal is possible only by the lighting state of the first display unit.

Further, according to the indicator of an electric vehicle according to the third invention, in the case of setting input wait reserved charging car mounting battery turns off the second display portion, the reserved charging is set and awaiting execution of the on-vehicle battery In some cases, the second display unit blinks, and when the in-vehicle battery is being charged, the second display unit is lit. It can be clearly grasped only by the state.

Further, according to the indicator of an electric vehicle according to the fourth invention, in the case of setting input wait flop les conditioned to turn off the third display section, when pre-air conditioning reservation setting is and execution waiting made the first Because the third display unit blinks and the pre-air conditioning is in progress, the third display unit is lit, so the pre-air conditioning reservation status can be clearly grasped only by the lighting state of the third display unit. be able to.

  The air conditioning control device for an electric vehicle according to the present invention will be described in detail in the following embodiments.

  An embodiment of the present invention will be described with reference to FIGS. FIG. 1 is a block diagram illustrating a system configuration of an electric vehicle according to the present embodiment, and FIG. 2 is an explanatory diagram illustrating an arrangement example of a state display unit according to the present embodiment.

  As shown in FIG. 1, in this embodiment, an electric vehicle 1 is supplied with power from an external power source 2 such as a household power source having an AC voltage of 100 V or 200 V, and an external terminal (hereinafter, portable terminal). 3) and non-contact communication using, for example, a non-contact type IC card, infrared communication or the like.

  The electric vehicle 1 is provided with an electronic control unit (EV-ECU) 111 as electronic control means for performing electronic control of the entire electric vehicle 1. The electronic control unit 111 includes a charger (CHG) 112 as a power supply unit, a battery management unit (BMU) 113 as a charge state monitoring unit, and a compressor / heater control unit (Compressor &heater; (COMP & HTR-ECU) 114 are connected to each other by a controller area network (CAN) and can exchange information with each other. Further, the battery management unit 113 is connected to a high voltage battery 115 which is an in-vehicle battery by a CAN.

  The charger 112 is a part that supplies power to the battery 115 or an air conditioner 119 as air conditioning means to be described later through the external power source 2, and controls a power supply destination based on a signal output from the electronic control unit 111. It is configured to be able to.

  In addition, the battery management unit 113 monitors the state of the battery 115, for example, the charging rate of the battery 115, etc., and with respect to electrical components such as an electric motor (not shown) mounted on the electric vehicle 1 and an air conditioner 119 described later. This is a part for adjusting the amount of power supplied by the battery 115.

  The compressor / heater control unit 114 is a part that controls ON / OFF of the compressor and the heater based on a signal output from the electronic control unit 111, and performs serial communication with the electric pump 116 and the electric hot water heater 117. Thus, the control signal can be transmitted.

  Further, the compressor / heater control unit 114 is configured to be able to transmit / receive signals to / from the air conditioning device control unit 118 as air conditioning control means by serial communication. The air conditioner control unit 118 controls the air conditioner 119. For example, the air conditioner control unit 118 transmits a control signal to the air conditioner 119 by serial communication based on a signal output from the compressor / heater control unit 114. The air conditioner 119 is controlled.

  Furthermore, the electronic control unit 111 can transmit and receive signals to and from each other by serial communication with a communication control unit (Mobile phone Operation System; MOS-ECU) 120 serving as a communication control unit. The communication control unit 120 is a part that controls communication with the portable terminal 3, and includes a clock function 120a. The clock function 120a can perform at least the counting of elapsed time and simple date and time management such as recognizing a day as 24 hours and recognizing a date different from that before 24:00. .

  In this embodiment, for example, there is a transmission / reception unit for communicating with the mobile terminal 3 at a position where the occupant can easily communicate with the mobile terminal 3, such as the vicinity of a meter provided on the driver's seat side of the electric vehicle 1. The communication control unit 120 is configured to communicate with the mobile terminal 3 via the communication device 121 provided and disposed in the transmission / reception unit.

  Furthermore, a status display unit 122 is connected to the communication control unit 120. As shown in FIG. 2, the state display unit 122 is, for example, on the driver's seat 130 side of the electric vehicle 1 and is located at a location different from the position where the indicator 131 for displaying the charging rate or the like is installed and in the vicinity of the reception unit 132. The first LED 122a is installed on the window side from the handle and is easily visible from outside the window on the driver's seat 130 side. The first LED 122a displays whether or not communication with the portable terminal 3 is possible, and the second LED 122b displays the charging state. The three LEDs 122c for displaying the pre-air-conditioning state are provided as a display unit.

  These three LEDs 122a, 122b, and 122c have different color schemes (for example, the first LED 122a is orange, the second LED 122b is red, and the third LED 122c is green), and each is input from the communication control unit 120. It is assumed that the lighting state is controlled based on the signal.

  The mobile terminal 3 sets information necessary for pre-air conditioning and provides the information to the electric vehicle 1, and includes a clock function 311, an application 312 as information processing means, and a communication device 313. ing. The clock function 311 is capable of precise time management, and is configured to be able to provide time to the application 312. The application 312 is a part for setting, for example, an air conditioning mode (cooling / heating) and a pre-air conditioning end time (scheduled boarding time) necessary for executing pre-air conditioning.

  Information set in the application 312 (hereinafter referred to as pre-air conditioning setting information) is input from the portable terminal 3 to the electric vehicle 1 via the communication device 313 and the communication device 121 and transmitted from the communication control unit 120. Is input to the mobile terminal 3 via the communication device 121 and the communication device 313. In this embodiment, communication between the communication device 313 and the communication device 121 is performed in a non-contact manner.

  In the electric vehicle 1 of the above-described embodiment, the charging time of the charger 112 or the battery 115 is set according to an instruction from the electronic control unit 111 based on information set using the application 312 and input to the communication control unit 120. It is possible to control the belt or to control the pre-air conditioning in which the vehicle interior is air-conditioned through the external power source 2 before boarding. And the state of those processes is displayed by 1st, 2nd, 3rd LED122a, 122b, 122c of the status display part 122. FIG.

  Specifically, the first LED 122a displays whether the electric vehicle 1 and the mobile terminal 3 can communicate with each other, whether the setting is input from the mobile terminal 3, or the like. That is, the LED 122a is turned off when communication with the portable terminal 3 is not possible, such as when the ignition is ON, and the LED 122a is blinked when communication between the portable terminal 3 and the electric vehicle 1 occurs. When communication with the terminal 3 is possible, the LED 122a is turned on. Thereby, the user can be made aware of whether communication with the mobile terminal 3 is possible.

In addition, the second LED 122b displays a timer charging reservation status. That is, if the charging of the battery 115 is not reserved, the LED 122b is turned off. If the charging of the battery 115 is reserved and waiting for execution, the LED 122b is blinked, and the reserved charging of the battery 115 is being executed. If there is cause lit point the LED122b. Thereby, a user can be made to recognize the charge reservation status.

Moreover, the reservation status regarding pre-air conditioning is displayed in the air conditioning status display LED 122c. That is, the LED 122c is turned off when the pre-air conditioning reservation setting is not made, the LED 122b is blinked when the pre-air conditioning reservation setting is made and waiting for execution, and the LED 122c is turned on when the pre-air conditioning is being executed. is cause lit point. As a result, the passenger can be made aware of the pre-air conditioning reservation status.

  According to the indicator of the electric vehicle according to the above-described embodiment, the status display LED 122 is installed, and the communication status with the portable terminal 3 is set for each item (in this embodiment, the communication availability status, the charging reservation status, the pre- By displaying the LED lighting state assigned for each air conditioning reservation status), the user can clearly recognize the communication status in a small space.

  In the above-described embodiment, since the LEDs 122a, 122b, and 122c are used as the display unit, the communication status with the mobile terminal 3 can be recognized by the user for power saving. As the display unit, Various modifications can be made without departing from the gist of the present invention, such as using other light emitting devices in addition to LEDs.

  The present invention is suitable for application to an indicator of an electric vehicle.

1 is a block diagram showing a system configuration of an electric vehicle according to an embodiment of the present invention. It is explanatory drawing which shows the example of arrangement | positioning of the status display part which concerns on the Example of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Electric vehicle 2 External power supply 3 Portable terminal 111 Electronic control part 112 Charger 113 Battery management unit 114 Compressor / heater control part 115 Battery 116 Air conditioning equipment control part 117 Electric pump 118 Electric hot water heater 119 Air conditioning equipment 120 Communication control part 121 Communication machine 122 Status display part 122a, 122b, 122c LED
311 Clock function 312 Application 313 Communication device

Claims (4)

At least one of a time zone for charging the in-vehicle battery, a pre-air-conditioning mode in which the air-conditioning equipment is driven at a predetermined time before the scheduled boarding time when the in-vehicle battery is charged by an external power source, or a pre-air conditioning end time is An external terminal configured with information processing means that can be set and configured to be able to send and receive information without contact with an electric vehicle;
Communication control means for outputting the control signal for charging the vehicle battery or the pre-air conditioning based on the setting condition input from the external terminal;
Electronic control means for controlling charging of the in-vehicle battery or the pre-air conditioning based on the control signal output from the communication control means,
An electric vehicle indicator that charges an in-vehicle battery through an external power source,
A first display unit for displaying whether or not the communication with the previous SL electric vehicle and the external terminal by only changing the lighting state, only by changing the lighting state of the time slot for charging the vehicle battery A display unit having a second display unit that displays a reservation charging state and a third display unit that displays a reservation state of the pre-air conditioning only by changing a lighting state ;
An indicator for an electric vehicle, wherein the indicator is installed at a position different from an instrument for displaying a charging rate of the in-vehicle battery and can be confirmed from outside the electric vehicle. If it is impossible to communicate with the front Kigaibu terminal turns off the first display unit,
2. The electric vehicle indicator according to claim 1, wherein the first display unit is turned on when communication with the external terminal is possible. For setting input wait reservation charge prior SL-vehicle battery turns off the second display section,
If the reserved charge of the in-vehicle battery is set and waiting for execution, the second display unit is blinked,
3. The electric vehicle indicator according to claim 1, wherein when the vehicle battery is being charged, the second display unit is turned on. If the previous SL of the pre-air-conditioning set input waiting turns off the third display portion,
If the pre-air-conditioning reservation setting is made and waiting for execution, the third display unit is blinked,
The electric vehicle indicator according to any one of claims 1 to 3, wherein the third display unit is turned on when the pre-air conditioning is being executed.

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