JP2000289459A - Cabin abnormality detection device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To inform the outside of a vehicle of the presence of a person or an animal in a vehicle compartment when a temperature inside the vehicle compartment becomes abnormal. SOLUTION: A temperature sensor 1 and a seat sensor 2 are provided in a vehicle compartment. When the temperature sensor 1 provided in the vehicle compartment indicates that a temperature exceeds a specific temperature and the presence of a person or an animal is detected by the seat sensor 2, the presence of the person or the animal inside the vehicle compartment having abnormal high temperature is informed to the outside using a light, a horn, and a telephone provided in the vehicle compartment. At the same time, a door lock is released. As a result, it is possible to prevent such accident that the person who cannot open and close a door by himself dies by the heat accumulated in the vehicle compartment.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle interior abnormality detecting device, and more particularly to a vehicle interior abnormality detecting device for detecting an abnormality in a vehicle interior and notifying the abnormality to the outside.

[0002]

2. Description of the Related Art A general car such as a passenger car is equipped with heating and cooling facilities so that the interior of the vehicle is comfortable. When the temperature of the room becomes lower than a certain level, heating is automatically turned on by a temperature sensor, and when the temperature becomes higher than a certain level, cooling is automatically turned on. Under the hot summer weather, the temperature rises abnormally unless an air conditioner is used. However, if the engine is running or the battery is charged, the air conditioner operates, so the vehicle interior does not become abnormally hot. Even if the battery runs out, there is no problem since an adult can open the door and get out of the car. However, if a person who cannot open and close the door, such as a young child or pet, is trapped in the car, an accident may occur in which the accumulated heat causes death. In order to prevent such an accident, an emergency call system using a vehicle-mounted telephone or the like has been proposed. In the emergency notification system, an abnormally high temperature in the vehicle compartment is detected by a temperature sensor, and a notification is sent to an emergency service center so that an ambulance or the like heads for rescue.

[0003]

However, in the above-mentioned conventional emergency notification system, a vehicle fire or the like is assumed, so that a child may die. There was a problem that no notification was issued and it was not possible to determine whether an infant or the like was trapped in the car.

SUMMARY OF THE INVENTION The present invention solves the above-mentioned conventional problems, and rescues a person or an animal when the temperature inside the vehicle becomes abnormal while the person or an animal is in the vehicle. With the goal.

[0005]

According to the present invention, there is provided a vehicle interior abnormality detecting device comprising: a weight sensor provided in a seat of an automobile; a temperature sensor for measuring a temperature in the vehicle interior; Abnormality determining means for determining an abnormality in the vehicle interior based on the detection signal of the sensor and the detection signal of the temperature sensor; notifying means for notifying an abnormality in the vehicle interior to the outside based on an output signal of the abnormality determining means; and abnormality determining means And a means for unlocking the door based on the output signal.

[0006] With this configuration, when the temperature inside the vehicle becomes abnormal while a person or animal is present in the vehicle, it is possible to notify the outside that a person or animal is present in the vehicle.

[0007]

BEST MODE FOR CARRYING OUT THE INVENTION
A weight sensor provided on an automobile seat, a temperature sensor for measuring the temperature in the vehicle interior, an abnormality determining means for determining an abnormality in the vehicle interior based on a detection signal of the weight sensor and a detection signal of the temperature sensor, A vehicle interior abnormality detection device comprising: a notification unit that externally notifies an abnormality in the vehicle interior based on an output signal of the abnormality determination unit; and a unit that releases a door lock based on an output signal of the abnormality determination unit. It has the effect of informing the outside that there is a person in the vehicle interior and abnormally high temperature and unlocking the door.

[0008] The invention described in claim 2 of the present invention is claimed in claim 1.
In the vehicle interior abnormality detecting device described above, as the notification means, a wireless communication means for notifying the abnormality to the outside is provided, and there is a person in the vehicle interior and wirelessly informing the police and the like that the temperature is abnormally high. Has an action.

The third aspect of the present invention is the first aspect of the present invention.
In the vehicle interior abnormality detecting device described above, means for blinking a light is provided as the notification means, and has an effect of notifying a nearby person that there is a person in the vehicle interior and the temperature is abnormally high.

The fourth aspect of the present invention is the first aspect of the present invention.
In the vehicle interior abnormality detection device described above, a means for sounding a horn is provided as the notification means, and has an effect of notifying a nearby person that there is a person in the vehicle interior and that the temperature is abnormally high.

Hereinafter, an embodiment of the present invention will be described with reference to FIG.
This will be described in detail with reference to FIG.

(Embodiment) An embodiment of the present invention detects that there is a person in the seat of an automobile and that the interior of the vehicle has become abnormally high, notifies the abnormality to the outside by means of horn, etc. This is a vehicle interior abnormality detection device that releases the lock.

FIG. 1 is a schematic diagram of a vehicle interior abnormality detecting device according to an embodiment of the present invention. In FIG. 1, a temperature sensor 1
Is a sensor for detecting the temperature in the vehicle compartment. The seat sensor 2 is a sensor that detects the weight applied to the seat. The abnormality determination unit 3 is a unit that determines an abnormality based on output signals of the temperature sensor 1 and the sheet sensor 2. The abnormality warning unit 4 is a unit that issues a warning to the outside based on a signal from the abnormality determination unit. FIG. 2 is an operation flowchart of the vehicle interior abnormality detection device according to the embodiment of the present invention.

The operation of the vehicle interior abnormality detecting apparatus according to the embodiment of the present invention configured as described above will be described. As shown in FIG. 1, the in-vehicle abnormality detection device is roughly divided into an in-vehicle abnormality determination portion for determining an in-vehicle abnormality and an in-vehicle abnormality notification portion for communicating that the interior of the vehicle is abnormal. .

The in-vehicle abnormality determination portion determines whether or not the interior of the vehicle is abnormal based on information transmitted from the temperature sensor 1, the seat sensor 2 for determining weight, and the respective sensors. Is provided. As the temperature sensor 1, a temperature sensor attached to control the air conditioner may be used. The temperature sensor 1 may notify the abnormality determining means 3 that the temperature is abnormal when the temperature exceeds a certain temperature.

The sheet sensor 2 for determining the weight is
It is mounted on a car and can measure weight for each sensor. When the plurality of seat sensors 2 detect a movement of a weight exceeding a certain range, for example, when a movement of about 10 kg is detected from a sensor attached to the right side of the car to a sensor attached to the left side of the car. To
It is determined that a person or an animal is inside the vehicle, and the abnormality determining means 3 is notified that a person or an animal is present in the vehicle. In this way, the abnormality determining means 3 determines an abnormality in the vehicle based on information from each sensor.

The in-vehicle abnormality notification portion is composed of a communication device such as a vehicle-mounted telephone capable of communicating with the outside, and a light and a horn attached to the vehicle. If it detects that the temperature is abnormal and determines that a person or animal is present in the vehicle, it determines that the vehicle is abnormal and uses a communication device such as an in-vehicle telephone in the vehicle to detect police or fire. Report to such. As a method of notifying the abnormality, means such as blinking a light on a car or sounding a horn may be used.

As shown in FIG. 2, the temperature sensor 1 constantly monitors the temperature. When the temperature value of the temperature sensor 1 indicates a value equal to or higher than the value set as abnormal, the vehicle is detected by the seat sensor 2. Find out if there are people in the room. When the temperature value of the temperature sensor 1 indicates a value equal to or less than the value set as abnormal, the temperature monitoring is continued. When the seat sensor 2 detects that a person is present in the vehicle cabin, the abnormality warning means 4 notifies the outside. Unlock the door at the same time as the outside notification. In this way, a person who is near the car showing the abnormality can perform rescue. Therefore,
When a child or pet left behind in a car moves in a car with an abnormally high temperature, it is possible to notify that there is something wrong with the outside, so that people who notice the abnormality in the car can rescue the child or pet in the car. it can.

When no person is present, the seat sensor 2 attached to the car shows a substantially constant value.
There is no false notification of anomalies. Even without people,
When an abnormality is determined from the measurement result of the seat sensor 2, there are external factors such as a rear-end collision or a person riding on a car, and in any case, it is necessary to issue an abnormality warning. .

In addition, when a heavy object is loaded or unloaded in a vehicle, such as when loading luggage in the vehicle, the outside air flows into the vehicle because the door of the vehicle is open, and the temperature sensor 2 does not show any abnormality. There will be no false reports.

As described above, in the embodiment of the present invention,
Since the cabin abnormality detection device detects that there is a person in the seat of the car and detects that the interior of the car has abnormally high temperature, notifies the abnormality to the outside by horn etc., and releases the door lock, It is possible to prevent an accident in which a person who cannot open and close the door himself is killed by the heat accumulated in the vehicle.

[0022]

As is apparent from the above description, according to the present invention, the vehicle interior abnormality detecting device includes a weight sensor provided on the seat of the automobile, a temperature sensor for measuring the temperature of the interior of the vehicle, and detection of the weight sensor. Abnormality determining means for determining an abnormality in the vehicle cabin based on the signal and the detection signal of the temperature sensor; notifying means for notifying the abnormality to the outside based on an output signal of the abnormality determining means; and an output signal from the abnormality determining means. The system is equipped with means for unlocking the door, so that an outside person is notified that there is a person inside the vehicle with an abnormally high temperature, and a person such as a small child or pet who cannot open or close the door by himself or herself is inside the vehicle. Thus, an effect of preventing an accident of dying due to heat accumulated in the vehicle can be obtained.

Further, since the wireless communication means for notifying the abnormality to the outside is provided, the effect that the police and the fire department can be notified even when there is no nearby person is obtained.

Further, since the means for notifying by flashing the light is provided, it is possible to obtain an effect that a nearby person can be informed that there is a person inside the vehicle having an abnormally high temperature.

Further, since means for notifying by sounding a horn is provided, an effect is obtained that a nearby person can be notified that there is a person in a vehicle having an abnormally high temperature.

[Brief description of the drawings]

FIG. 1 is a functional block diagram of a vehicle interior abnormality detection device according to an embodiment of the present invention;

FIG. 2 is an operation flowchart of the vehicle interior abnormality detection device according to the embodiment of the present invention.

[Description of Signs] 1 Temperature sensor 2 Sheet sensor 3 Abnormality judgment means 4 Abnormality warning means

Claims (4)

[Claims] 1. A weight sensor provided in a seat of an automobile, a temperature sensor for measuring a temperature in a vehicle interior, and an abnormality for determining an abnormality in the vehicle interior based on a detection signal of the weight sensor and a detection signal of the temperature sensor. Determining means, notifying means for notifying an abnormality in the vehicle interior to the outside based on an output signal of the abnormality determining means, and means for releasing a door lock based on an output signal of the abnormality determining means. Vehicle interior abnormality detection device. 2. The vehicle interior abnormality detecting device according to claim 1, wherein a wireless communication unit for notifying an abnormality to the outside is provided as the notification unit. 3. The vehicle interior abnormality detecting device according to claim 1, wherein means for blinking a light is provided as said notifying means. 4. The vehicle interior abnormality detection device according to claim 1, wherein a means for sounding a horn is provided as the notification means.