JP3738055B2 - Car lighting equipment - Google Patents

Description

[0001]
[Industrial application fields]
The present invention relates to an illumination device for a vehicle such as an interior light (interior light, map light), a headlight, a parking light, and the like, and more particularly to an illumination device for a vehicle characterized by automatic extinguishing after illumination lighting.
[0002]
[Prior art]
Conventionally, the interior light switch is an automatic return type momentary switch that automatically turns off the interior light when the driver's seat side door is locked or when the door is closed, or that automatically turns off at the set time after being turned on by the timer setting, etc. (For example, refer to JP-A-58-63534, JP-A-58-173543, and JP-B-5-26694).
[0003]
[Problems to be solved by the invention]
However, in the conventional automatic light extinguishing device using a momentary switch, the light is automatically turned off after getting off (after the door key is locked and after the timer time) during operation. could not. For example, when a vehicle is temporarily stopped in a dark underground parking lot and the vehicle is left, there is a demand to turn on a room light as a security measure or a light in the parking lot.
[0004]
In addition, the above timer-type extinguishing device automatically turns off at a timer setting time of several seconds after lighting regardless of the user's will, so the indoor light switch must be turned on again at night when working indoors. The operation is troublesome.
[0005]
On the other hand, even in the case of outside lights such as headlights and parking lights, there is a demand for turning off from outside the vehicle with a simple operation when it is not necessary to enter the vehicle again after turning it on manually and working outside the vehicle. is there. For this purpose, a remote control device for illumination may be provided separately, but the structure becomes complicated and the cost increases.
[0006]
The present invention has been made in view of the above-described problems of the prior art, and its main object is to selectively and easily perform vehicle lighting manually turned on from a vehicle having a keyless entry system. It is to provide an automobile lighting device that can be turned off at low cost.
[0007]
[Means for Solving the Problems]
According to the present invention, the above-described object is an automobile lighting device having a keyless entry system that can be remotely operated from the outside of a vehicle by locking / unlocking a vehicle door, the manual lighting on / off switch for the lighting, An automatic light extinguishing circuit for lighting, and means for detecting at least one of a locking operation by the transmitter and a locking operation by a mechanical key, and after the lighting of the lighting manually, The lighting is turned off in conjunction with any one of the predetermined locking operations using the mechanical key, and the lighting is not turned off when the other operation is performed. This is achieved by providing an automobile lighting device characterized by the following.
[0008]
[Action]
In this way, after manual lighting is turned on, when either one of the predetermined operations of the locking operation by the transmitter of the keyless entry system or the locking operation by the mechanical key is performed, the lighting is turned off in conjunction with this operation. In addition, when the other operation is performed, the illumination is not turned off. When it is desired to turn off the light, the one operation is performed from outside the vehicle, and when the other operation is desired to be turned on, the other operation is performed.
[0009]
【Example】
Reference will now be made in detail to the preferred embodiments of the present invention, examples of which are illustrated in the accompanying drawings.
[0010]
FIG. 1 is a circuit block diagram showing a configuration of a passenger compartment lighting device in a first embodiment to which the present invention is applied. An interior light 1 and a map light 2 arranged on the ceiling of a vehicle compartment (not shown) are connected to a light control unit 3. The light control unit 3 is connected to a main switch 4 for the interior light 1, an interior light switch 5 and a map light switch 6 each consisting of a momentary switch. The light control unit 3 includes a door switch 7 for detecting opening and closing of the door, a sensor 8 provided in a key cylinder (not shown) for detecting a locking operation by a mechanical key of the driver seat side door, It is also connected to a receiving unit 9 of a keyless entry system that can be locked / unlocked from the outside of the vehicle by a transmitter.
[0011]
The operating procedure of the present embodiment will be described below with reference to the flowchart of FIG. First, when the main switch 4 is turned on and the interior light switch 5 and / or the map light switch 6 comprising a momentary switch is pressed (steps 1 and 2), the interior light 1 and / or the map light 2 are turned on (steps 1 and 2). 3) When the main switch 4 is turned off, the lock signal from the external transmitter is received by the receiving unit 9 of the keyless entry system, or the switch 5 or 6 pressed in step 2 is pressed again ( Steps 4 to 6) The light is turned off (Step 11), and if neither operation is performed, for example, when the mechanical key is inserted into the key cylinder from the outside and locked, the light is kept on.
[0012]
On the other hand, if the interior light switch 5 or the map light switch 6 is not pressed in step 2, the interior light 1 and / or map light 2 is turned on when the door is opened (steps 7 and 8), and the main switch 4 is turned on. Is turned off or the door is closed (steps 9 and 10), the light is turned off.
[0013]
Accordingly, in the present embodiment, when the interior light 1 and / or the map light 2 is turned on by pressing the interior light switch 5 and / or the map light switch 6, the interior light 1 and / or the map light 2 is turned on, and the vehicle is not locked even when going outside. When the mechanical key is inserted into the key cylinder and locked from the outside, the light remains lit, and the receiving unit 9 of the keyless entry system receives a locking signal from the external transmitter, or the switch 4, It is turned off when any one of the operations 5 and 6 is performed, that is, when an operation at the time of getting off during normal parking is performed.
[0014]
Note that the main switch 4 is turned off when it is not desired to turn on each of the lights in order to prevent the pests from being attracted by light when the interior lights are turned on when a vehicle gets on and off at night, for example. Alternatively, the interior light switch 5 and the map light switch 6 need not be pressed when the light is off. In addition, when the mechanical key is inserted into the key cylinder and locked during normal parking, the processing of the above step 5 is changed, and the setting of the mechanical key to be inserted into the key cylinder and the lock is detected and turned off. What is necessary is just to make it not turn off, even if the receiving unit 9 of a keyless entry system receives the locking signal from an external transmitter.
[0015]
FIG. 3 is a view similar to FIG. 1 in the second embodiment to which the present invention is applied. The same reference numerals are given to the same portions as FIG. 1, and the detailed description thereof is omitted. In this embodiment, the headlight 11 is connected to the light control unit 13. The light control unit 13 includes a main switch 14 for the headlight 11, a headlight switch 15 comprising a momentary switch, a sensor 8 for detecting a locking operation by a mechanical key on the driver's seat side door, and a receiving unit 9 for a keyless entry system. It is connected.
[0016]
The operation procedure of the present embodiment will be described below with reference to the flowchart of FIG. First, after the main switch 14 is turned on, when the headlight switch 15 consisting of a momentary switch is pressed (step 21), the headlight 11 is turned on (step 22), and the receiver 9 of the keyless entry system is used to transmit the vehicle outside the vehicle. When the lock signal is received from step S1 or the switch 15 pressed in step 1 is pressed again (steps 23 and 24), the light is turned off (step 25). Therefore, for example, the headlight 11 can be turned on as illumination during work outside the vehicle after getting off, and can be turned off without returning to the inside of the vehicle. It goes without saying that a similar structure can be used for a parking light, for example.
[0017]
In each of the above embodiments, the main switch and the momentary switch are separated. For example, a three-point switch in which the off position, the automatic point extinguishing position, and the on position are arranged in this order is provided, and the switch member is moved from the automatic point extinguishing position. The spring is biased to return to the automatic point-extinguishing position even if it is moved to the on position, the main switch is turned off at the off position, the main switch is turned on at the automatic point-extinguishing position, and then temporarily moved to the on position. The momentary switch may be set to be turned on by moving the switch member. In each of the above embodiments, the light is turned off immediately when the door is closed. However, a timer circuit may be provided so that the light is turned off after a predetermined time.
[0018]
【The invention's effect】
As is clear from the above description, according to the automobile lighting device of the present invention, with a simple structure, after manual or automatic lighting, the locking operation by the transmitter of the keyless entry system or the locking operation by the mechanical key When one of the predetermined operations is performed, the illumination is automatically turned off in conjunction with this, and when the other operation is performed, the illumination is not automatically turned off, and in conjunction with the normal locking operation. By setting the lights to turn off, normally, when you want to turn off the lights, you can prevent forgetting to turn off the lights by performing the above one (normal) locking operation from the outside of the vehicle. The other operation may be performed, and the lighting can be selectively and easily turned off from the outside without complicating the switch operation. There is no worry that soaring of cost. In addition, if the setting is made to turn off the lighting in conjunction with the locking operation by the transmitter of the keyless entry system, it can be used effectively for temporary lighting when leaving the vehicle in the dark. , Its range of use will increase.
[Brief description of the drawings]
FIG. 1 is a circuit block diagram showing the configuration of a passenger compartment lighting device in a first embodiment to which the present invention is applied.
FIG. 2 is a flowchart for explaining an operation procedure of the first embodiment.
FIG. 3 is a circuit block diagram showing a configuration of a passenger compartment lighting device in a second embodiment to which the present invention is applied.
FIG. 4 is a flowchart for explaining the operating procedure of the second embodiment.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Interior light 2 Map light 3 Light control unit 4 Main switch 5 Interior light switch 6 Map light switch 7 Door switch 8 Key cylinder sensor 9 Receiving unit 11 of keyless entry system Headlight 13 Light control unit 14 Main switch 15 Headlight switch

Claims (2)

An automotive lighting device having a keyless entry system capable of remotely controlling the locking / unlocking of a vehicle door from the outside with a transmitter,
A manual on / off switch for the illumination;
An automatic light extinction circuit for the illumination;
Means for detecting at least one of a locking operation by the transmitter and a locking operation by a mechanical key;
After manual or automatic lighting of the illumination, when any one of the predetermined operations of the locking operation by the transmitter and the locking operation by the mechanical key is performed, the illumination is automatically turned off in conjunction with this, and An automobile lighting device, wherein the illumination is not automatically turned off when the other operation is performed. 2. The automobile lighting device according to claim 1, wherein after the lighting is manually or automatically turned on, when the locking operation by the transmitter is performed, the lighting is turned off in conjunction with the locking operation.

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