JPH06158925A - Automatic unlocking device of door lock - Google Patents

Abstract

PURPOSE:To unlock a door without use of hands, by attaching a select switch provided with two or more rotary dials at a door lock device using a key and unlocking by rotating the dial with a sound-sensor switch. CONSTITUTION:A select switch 5 provided with at least two rotary dials 9, 10, 11 driven by a stepping motor is attached to the rear door 3 of a wagon card 2 and a sensor switch 6 having a noise cancel microphone switch 24 is attached as well. Even when both hands are not free due to baggages, a sensor switch 6 is actuated by sound to operate the select switch 5 and an unlocking mechanism 7 is driven to release a lever 26. In this way, the door can be easily unlocked with out use of hands.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automatic unlocking device for a door lock device capable of opening a door of a luggage compartment of an automobile such as a light van or a wagon even when both hands are closed.

[0002]

2. Description of the Related Art Conventionally, when a rear door of a light van or a wagon is opened, a key is used to unlock a door lock device and then a handle is held to open the door.

[0003]

When the rear door of a conventional van or wagon is opened, the door locking device must be unlocked using a key, so that both hands should carry luggage or the like. If it is blocked, the door cannot be opened until the luggage is placed on the ground, and there is a drawback that the luggage is difficult to load and the luggage is dirty.

In view of the above-mentioned conventional drawbacks, the present invention has been made.
Aiming to provide an automatic unlocking device for a door lock device that can easily unlock the door without using a key even if both hands are blocked There is.

[0005]

In order to achieve the above object, the present invention provides a door lock device using a key such as a door of an automobile, in which a rotary dial having a plurality of numbers formed at predetermined intervals is provided. A select switch having at least two or more, a sensor switch using a sound that can be operated without using a hand, and at least two or more rotary dials of the select switch, which stop at arbitrary positions, and this sensor switch When the at least two rotary dials of the select switch coincide with preset numbers or the like, a signal is transmitted to unlock the door lock, and an automatic unlocking device of the door lock device is configured. .

[0006]

The automatic unlocking device of the door lock device configured as described above emits a sound to activate the sensor switch,
The door lock device can be automatically unlocked by the unlocking mechanism by stopping at least two rotary dials at positions corresponding to preset numbers or the like.

[0007]

BEST MODE FOR CARRYING OUT THE INVENTION The present invention will be described in detail below with reference to the embodiments shown in the drawings.

In the first embodiment of the present invention shown in FIGS. 1 to 5, reference numeral 1 is a door lock device capable of locking a rear door 3 of a wagon vehicle 2 or the like. A door lock device 1 is used that can be unlocked by using a lever or a key that can be operated in the driver's seat.

Reference numeral 4 denotes an automatic unlocking device of the door locking device of the present invention shown in FIG. 2, which automatically unlocks the door locking device 1 by using a sound. The automatic unlocking device 4 of the door locking device is shown in FIG. As shown in FIG. 1, a select switch 5 attached to a room portion visible from the outside, and a sensor switch 6 using sound for stopping the select switch 5 at an arbitrary position.
And an unlocking mechanism 7 for unlocking the door lock device 1 by outputting a signal when the sensor switch 6 is stopped in a preset state.

The select switch 5 is shown in FIGS.
As shown in FIG. 2, the case body 8 is attached to a room portion visible from the outside, and at least two or more cases, three in this embodiment, are attached to the case body 8.
First, second and third rotary dials 9, 10 and 11 in which numbers 0 to 0 are written at predetermined intervals, and the first, second and third rotary dials
First, second and third stepping motors 12, 13, 1 for rotating the rotary dials 9, 10, 11 respectively
4 and the first, second and third rotary dials 9, 10,
First, second and third marks 15, 16 for specifying the numbers of the first, second and third rotary dials 9, 10 and 11 on the case body 8 on the outer peripheral portion of 11. 17, and the first
The first, second, and third magnets 18, 19, and 20 which can be attached to arbitrary numeral parts on the back surfaces of the second and third rotary dials 9, 10, and 11, and the first, second, and third magnets. The first, second, and third magnets 18, 19, and 20 which are attached to the case body 8 at the third marks 15, 16, and 17 and which are turned on and off by the first, second, and third magnets 18, 19, 20. 3 proximity switches 21, 22, and 23.

The sensor switch 6 is attached to a portion located outside the room, and is turned on and off by a sound. For example, the noise canceling microphone switch 24 and the noise canceling microphone switch 24 is operated by the first sound to select the sensor switch 6. Switch 5 first
・ Second and third stepping motors 12, 13, 14
Respectively, and the first operation is performed by the second sound.
Relay circuit that stops the stepping motor 12 of the above, stops the second stepping motor 13 by the operation of the third sound, and stops the third stepping motor 14 by the operation of the fourth sound And 25.

The unlocking mechanism 7 includes the select switch 5
It is composed of an electromagnetic solenoid which operates the unlocking lever 26 of the door lock device 1 in the unlocking direction by a signal from the.

When the signal from the select switch 5 is received as shown in FIG.
A cancellation circuit for stepping the second and third stepping motors 12, 13, and 14 by a predetermined amount.
The operation of the cancel circuit 27 releases the ON state of the select switch 5.

In the automatic unlocking device 4 of the door lock device having the above structure, the rear door 3 in the locked state is unlocked by the lever or key which can be operated in the driver's seat as in the conventional case. It can be opened.

If both hands are blocked by luggage that you do not want to put on the ground, or if you put a key inside the wagon 2 etc. and lock the door, turn the sensor switch 6 toward one side. When the first, second and third rotary dials 9, 10 and 11 are stopped so as to be aligned with preset numbers by the operation of blowing a sound or wind, the first, second and third rotary dials are stopped.
1st and 2nd located on the rotary dials 9, 10 and 11 of
The first magnet 18 and the third magnet 20,
The second and third proximity switches 21, 22, 23 are turned on, the unlocking mechanism 7 operates, the door lock device 1 is unlocked, and the rear door 3 can be opened.

[0016]

Different Embodiments of the Present Invention Next, different embodiments of the present invention shown in FIGS. 6 to 12 will be described. In the description of these different embodiments of the present invention, the same components as those of the first embodiment of the present invention will be designated by the same reference numerals and redundant description will be omitted.

The second embodiment of the present invention shown in FIGS. 6 to 9 is mainly different from the first embodiment of the present invention in the sensor switch 6A. A first push button 28 capable of driving or stopping the stepping motor 12 of No. 1;
A second push button 29 that can drive or stop the second stepping motor 13 by pushing pressure.
And a third push button 3 capable of driving or stopping the third stepping motor 14 by pushing pressure.
0 and the automatic unlocking device 4A of the door lock device using the sensor switch 6A configured as described above.
With the above construction, the same operational effect as the first embodiment of the present invention can be obtained.

In the third embodiment of the present invention shown in FIGS. 10 to 12, the main difference from the first embodiment of the present invention is the select switch 5A.
Are the first, second and third movable contacts 31, 32 and 33 respectively attached to arbitrary positions of the first, second and third rotary dials 9, 10 and 11, and the first, second and third movable dials. When the third rotary dials 9, 10, 11 stop at the preset numeral positions, the first, second and third movable contacts 31,
An automatic unlocking device for a door lock device using the select switch 5A configured as described above in terms of using the first, second and third switches 34, 35 and 36 that are turned on in 32 and 33. Even in the case of 4B, the same effects as those of the first embodiment of the present invention can be obtained.

In the embodiment of the present invention described above, the stepping motor is used for the select switches 5 and 5A. However, the present invention is not limited to this, and even if a gad motor is used, the above-mentioned book is used. The same effect as that of each embodiment of the invention can be obtained.

In each of the embodiments of the present invention described above, three rotary dials having numbers 1 to 0 are used for the select switches 5 and 5A, but the present invention is not limited to this. One or several rotary dials may be used, or one having a plurality of symbols other than numbers may be used. Further, when the first rotary dial 9 is rotated and stopped, the second rotary dial is used. Even with the structure in which 10 rotates, the same effect as that of each of the embodiments of the present invention can be obtained.

Further, the select switches 5 and 5A have a structure in which a preset number or code can be selected by a signal from the sensor switch 6 or 6A and a signal can be transmitted when the preset number or code is selected. Any electronic circuit, electric circuit or the like may be used as long as they are used.

In each of the embodiments of the present invention described above, three rotary dials having numbers 1 to 0 are used for the select switches 5 and 5A have been described, but the present invention is not limited to this, and Similar effects can be obtained by using a select switch that slides at least one slide plate in which the number 0 is written.

[0023]

As is apparent from the above description, the following effects can be obtained in the present invention.

(1) In a door lock device using a key such as a door of an automobile, a select switch having at least two rotary dials formed with a plurality of numbers or the like at predetermined intervals, and at least the select switch. A sensor switch with a sound that can be operated without using a hand that stops two or more rotary dials at arbitrary positions, and at least two rotary dials of the above-mentioned select switch can be operated with this sensor switch. Since it is configured with an unlocking mechanism that unlocks the door lock by transmitting a signal when it matches a preset number, etc., it makes a sound to the sensor switch and rotates at least two rotary dials of the select switch. Then, when it matches the preset number etc., the door lock device is unlocked by activating the unlocking mechanism. It can be. Therefore,
Even if both hands are closed, the door can be unlocked and the door can be opened relatively easily.

(2) According to the above (1), even if the key is left in the room and the door lock device is locked, the door can be unlocked and the door can be opened. The door can be opened easily without the need for time and effort such as calling and unlocking the door lock device.

(3) According to (1) above, at least 2
Since more than one rotary dial is used, it is possible to easily prevent the thief from being easily unlocked.

(4) Claims 2 and 3 are also the above (1) to (3).
The same effect as can be obtained.

[Brief description of drawings]

FIG. 1 is an explanatory diagram showing a usage state of a first embodiment of the present invention.

FIG. 2 is a schematic block diagram showing a first embodiment of the present invention.

3 to 5 are explanatory views of a select switch.

6 to 9 are explanatory views showing a second embodiment of the present invention.

FIGS. 10 to 12 are explanatory views showing a third embodiment of the present invention.

[Explanation of symbols]

1: Door lock device, 2: Wagon car,
3: Rear door, 4, 4A, 4B: Automatic unlocking device for door lock device 5, 5A: Select switch, 6, 6
A: sensor switch, 7: unlocking mechanism,
8: case body, 9: first rotary dial,
10: second rotary dial, 11: third rotary dial, 12: first stepping motor, 1
3: second stepping motor, 14: third stepping motor, 15: first mark,
16: second mark, 17: third mark,
18: first magnet, 19: second magnet,
20: third magnet, 21: first proximity switch,
22: second proximity switch, 23: third proximity switch, 24: noise canceling microphone switch, 25: relay circuit, 26: unlock lever, 27: cancel circuit, 28: first
Push button, 29: second push button, 30:
3rd push button, 31: 1st movable contact, 3
2: second movable contact, 33: third movable contact,
34: first switch, 35: second switch,
36: Third switch.

Claims (3)

[Claims] 1. A door lock device using a key such as a door of an automobile, a select switch having at least two rotary dials having a plurality of numbers formed at predetermined intervals, and at least two of the select switches. Sensor switches that use sounds that can be operated without using your hands that stop each of the rotary dials at arbitrary positions, and at least two rotary dials of the select switch are preset with this sensor switch. An automatic unlocking device for a door lock device, which is provided with a unlocking mechanism that unlocks the door lock by transmitting a signal when the number matches the number. 2. A door lock device using a key such as a door of an automobile, and a select switch having at least two rotary dials having a plurality of numbers formed at predetermined intervals, and at least two of the select switches. A sensor switch using a push button that can be operated without using a hand that stops at least two rotary dials at arbitrary positions, and at least two rotary dials of the select switch can be operated with this sensor switch. An automatic unlocking device for a door lock device, comprising: an unlocking mechanism for unlocking the door lock device by transmitting a signal when the numbers match a preset number. 3. A door lock device using a key for a door of an automobile, etc., and a select switch having at least one rotary dial or slide plate having a plurality of numbers formed at predetermined intervals, and this select switch. At least one or more rotary dials or slide plates are stopped at arbitrary positions respectively, and a sensor switch using a sound or a push button that can be operated without using a hand, and at least the select switch with this sensor switch are used. An automatic unlocking device for a door lock device, comprising: an unlocking mechanism that unlocks a door lock by transmitting a signal when one or more rotary dials or slide plates match preset numbers.