JP2000282734A - Auto-door lock device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide an auto-door lock device capable of automatically locking a door. SOLUTION: The auto-door lock device is equipped with a door lock mechanism driven by door lock motors 19 and 20 and locking or unlocking a door of a vehicle, a door switch 22 on an operator's seat side for detecting the closure of a door on the operator's seat side and an auto-door lock unit 30 automatically locking the door lock mechanism when the closure of the door on the operator's seat side is detected.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatic door lock device which is driven by an actuator to lock or unlock a vehicle door.

[0002]

2. Description of the Related Art Generally, a centralized door which automatically locks or unlocks a door on a passenger seat, a door on a rear seat, and a door in a luggage compartment by locking or unlocking a door on a driver seat side. Lock control is being performed.

Further, a keyless entry device that locks or unlocks a vehicle door by operating a remote controller without performing a key operation has become widespread.

[0004]

However, in such a conventional automatic door lock device, in the case of a truck or the like for delivering luggage, a driver needs to frequently perform an operation of locking the door, and the door needs to be frequently operated. There was a request to be able to lock automatically.

[0005] The present invention has been made in view of the above problems, and has as its object to provide an automatic door lock device that automatically locks a door.

[0006]

According to a first aspect of the present invention, there is provided a door lock mechanism which is driven by an actuator to lock or unlock a vehicle door, and a driver side door for detecting that the driver side door is closed. It is provided with closing time detecting means and automatic locking means for automatically locking the door lock mechanism when the door on the driver's seat side is detected to be closed.

According to a second aspect of the present invention, in the first aspect, an engine key insertion determination means for detecting that an engine key is inserted into the key hole, and an engine key insertion determining means for detecting that the engine key is inserted in the key hole. An automatic lock release unit that does not automatically lock the door lock mechanism when it is detected is provided.

According to a third aspect of the present invention, in the first or second aspect, a door opening detecting means other than the driver's seat side for detecting that a door other than the driver's seat side is open, and a door other than the driver's seat side Automatic unlocking means for not automatically locking the door lock mechanism when detecting that the door is open.

According to a fourth aspect, in any one of the first to third aspects, a changeover switch for selecting whether or not to perform automatic locking is provided.

According to a fifth aspect of the present invention, in any one of the first to fourth aspects, the delay means for automatically locking the door after a predetermined delay time T has elapsed since the door on the driver's seat side was closed. It was prepared.

[0011]

According to the first aspect of the present invention, since the door is automatically locked when the driver's seat side door is closed, the trouble of locking the door by the driver can be eliminated. In the case of a truck or the like for delivering luggage, doors are frequently locked, but the automatic locking of each door greatly saves the driver's labor.

In the second aspect, when the engine key is inserted into the key hole, the automatic lock of the door is released, so that the engine key is locked in the vehicle compartment and cannot be unlocked from outside the vehicle. Failure can be prevented.

In the third aspect, when doors other than the driver's seat side are open, the automatic lock of each door is released, so that the door is automatically unlocked as the door is closed. Locking can be avoided.

[0014] In the fourth aspect, the driver can select whether or not to perform automatic locking via the changeover switch.

According to the fifth aspect of the present invention, the driver does not feel uncomfortable by automatically locking the door after a predetermined delay time T has passed since the door on the driver's seat side was closed.

[0016]

Embodiments of the present invention will be described below with reference to the accompanying drawings.

As shown in FIG. 1, an unlock timer 1
1 controls driving of a door lock motor (actuator) 19 on the driver's seat side and a door lock motor (actuator) 20 on the passenger seat side via the transistor 13 and the unlock relay 15 based on a signal from the door lock knob switch 10; Unlock each door intensively.

The unlock relay 15 is a transistor 1
When the battery is turned on, an unlock current flows from the battery BAT to the door lock motor 19 on the driver's seat side and the door lock motor 20 on the passenger's seat side, and a door lock mechanism (not shown) is operated to the unlock side.

The lock timer 12 controls the driving of a door lock motor 19 on the driver's seat side and a door lock motor 20 on the passenger's seat side via a transistor 14 and a lock relay 16 based on a signal from the door lock knob switch 10. Do intensive locking.

The lock relay 16 is driven by a transistor 13. When the lock relay 16 is turned on, an unlock current flows from the battery BAT to the door lock motor 19 on the driver's seat side and the door lock motor 20 on the passenger's seat side to lock a door lock mechanism (not shown). Actuated to the side.

An automatic door lock unit 30 is provided as the automatic locking means of the present invention. The automatic door lock unit 30 controls the driving of each of the door lock motors 19 and 20 as the door on the driver's seat side is closed, and automatically locks each door.

The automatic door lock unit 30 is provided with a door switch 22 on the driver's seat side via a changeover switch 21;
Signals from the door switch 23 on the passenger seat side and the key switch 24 are input.

The changeover switch 21 is turned off when the driver selects the door lock control mode in which the door is automatically locked, and turned off when the door lock control stop mode in which the door is not automatically locked is selected. Automatic lock is released.

The driver-side door switch 22 is turned on when the driver-side door is open, and turned off when the driver-side door is closed, and constitutes the driver-side door closing detection means of the present invention.

The door switch 23 on the passenger seat side is turned on when the door on the passenger seat side is open, and is turned off when the door on the passenger seat side is closed, and constitutes a door closing detection means other than the driver seat side of the present invention. .

The key switch 24 is turned on when an engine key for switching an ignition switch of the engine or the like is inserted into a key hole, and constitutes an engine key insertion determination means of the present invention. The same engine key as that used to manually operate the door lock mechanism on the lock side or the unlock side is used.

The automatic door lock unit 30 has a predetermined delay time T when the changeover switch 21 is turned on and the door switch 22 on the driver's seat side, the door switch 23 on the passenger's seat side, and the key switch 24 are all turned off. After the elapse, the built-in buzzer sounds and the doors are locked intensively.

With the above-described structure, the automatic locking of each door is performed intensively as the door on the driver's seat side is closed, so that the time and effort of locking the door by the driver can be omitted. In the case of a truck or the like for delivering luggage, doors are frequently locked. However, the automatic locking of each door greatly saves the driver's labor.

The door switch 23 on the passenger's seat side is turned on when the door on the passenger's seat side is open, and the automatic lock of each door is released. The door on the seat side can be prevented from being unlocked.

The key switch 24 is turned on when an engine key for switching an ignition switch or the like of the engine is inserted into the key hole, and the automatic lock of each door is released. Can be prevented from being unlocked from outside.

The automatic door lock unit 30 sounds a built-in buzzer after a predetermined delay time T has elapsed since the door on the driver's seat side is closed, and performs automatic locking of each door in a concentrated manner. The doors do not close suddenly, and the driver does not feel uncomfortable. As another embodiment, the delay time T in which the doors on the driver's seat side are closed and the doors are intensively locked is, for example, several hundreds ms through a dial switch or the like operated by the driver. You may make it adjustable continuously between 5 s. As still another embodiment, the automatic lock control function of the present invention is provided in a keyless entry device that locks or unlocks a vehicle door by remote control operation without performing a key operation of the automatic lock control function of the present invention, Further, labor may be saved.

In a vehicle equipped with a rear door and a luggage compartment door, automatic closing of these doors may be performed intensively as the driver's door is closed. Good.

[Brief description of the drawings]

FIG. 1 is a system diagram showing an embodiment of the present invention.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 Door lock knob switch 11 Unlock timer 12 Lock timer 13 Transistor 14 Transistor 15 Unlock relay 16 Lock relay 19 Door lock motor 20 Door lock motor 21 Changeover switch 22 Door switch on driver side 23 Door switch on passenger side 24 Key switch 30 Automatic door lock unit

Claims (5)

[Claims] 1. A door lock mechanism which is driven by an actuator to lock or unlock a door of a vehicle, a door closing detecting means for detecting that a driver's seat side door is closed, and a driver's seat side door closing. And an automatic locking means for automatically locking the door lock mechanism when detecting an automatic door lock. 2. An engine key insertion determination means for detecting that an engine key has been inserted into a key hole, and an automatic lock of a door lock mechanism when detecting that the engine key has been inserted in the key hole. The automatic door lock device according to claim 1, further comprising: an automatic lock release unit that does not perform the operation. 3. A door opening detecting means for detecting that a door other than the driver's seat side is open, and automatically locking a door lock mechanism when detecting that a door other than the driver's seat side is open. The automatic door lock device according to claim 1, further comprising: an automatic unlocking unit. 4. A switch according to claim 1, further comprising a changeover switch for selecting whether to perform automatic locking.
The automatic door lock device according to any one of the above. 5. A device according to claim 1, further comprising delay means for automatically locking the door after a predetermined delay time T has elapsed since the closing of the door on the driver's seat side. An automatic door lock device according to item 1.