JP5208587B2 - Locking device for storage box - Google Patents

Description

  The present invention relates to a storage box locking device that controls opening and closing of a storage box provided in a vehicle such as an automobile.

  For example, in an automobile (hereinafter referred to as a vehicle), there are vehicle types that have two types of keys, a master key and a bullet key. The valet key is used, for example, when handing a key to a valet parking staff at a hotel and entrusting the vehicle to a parking lot or the like. Both the master key and the bullet key can unlock and lock the vehicle door and start and stop the engine. The master key can also unlock and lock the trunk room and glove box, but not the bullet key.

  The master key and the valet key are used for various control of the vehicle by performing wireless communication between the type having a keyway and key mountain that can be inserted into the door key cylinder and the engine start switch key cylinder, and the engine start switch. There is a type having an immobilizer function that improves security against theft by performing non-contact.

  A key with an immobilizer function has a built-in IC chip called a transponder in the key or portable device. When the key or portable device is brought close to the engine start switch, an ID code is transmitted from the transponder. The engine is allowed to start when it matches the ID code, and then the engine is started by pressing the push button of the engine start switch.

  In addition, there is a smart keyless system that does not require possession of a master key and a bullet key separately, and has improved security (see, for example, Patent Document 1).

  In this smart keyless system, a separation piece (tang) with a built-in transponder is detachably attached to a portable device equipped with a mechanical key, and the tongue is separated when this tongue is removed and the portable device is passed to a valet parking staff or the like. A tongue separation signal indicating this is transmitted from the portable device together with the ID signal, and the bullet mode is set on the vehicle side.

JP 2006-225976 A

  However, according to the conventional smart keyless system, when the vehicle is in a state where it can be boarded by a third party, the glove box in the passenger compartment has a structure that cannot be locked, and even if it can be locked, it has not been locked. In some cases, a glove box may be opened by a third party and the stored items may be seen or stolen.

  Accordingly, it is an object of the present invention to provide a storage box locking device with improved security by preventing the storage box from being opened by a third party.

In one aspect of the present invention, in order to achieve the above object, a lid that opens and closes a storage portion provided in a vehicle, a latch member that engages with a striker provided on the storage portion side, the striker, and the latch A first and second holding positions for holding the engaged state with the member; a slider movably provided at a release position for releasing the engaged state between the striker and the latch member; and By determining whether or not the portable device exists in the vehicle by wirelessly communicating with the portable unit and the drive unit that moves to the first or second holding position, it is determined that the portable device exists in the vehicle The slider is moved to the first holding position, and the drive unit is controlled to move the slider to the second holding position when it is determined that the portable device is not present in the vehicle. System And when the slider is in the first holding position, the slider is moved to the release position by being displaced by an opening operation, and is displaced by the opening operation when the slider is in the second holding position. And an operating member configured to prevent the operating force from being transmitted to the slider, the release position is located between the first and second holding positions, and the drive unit is configured with two coils. When the coil to be energized is selected, the rod moves to the first and second energization positions corresponding to the first and second holding positions, and when the energization is stopped, the rod moves to the first and second. A storage box locking device comprising a three-position solenoid configured to move to a non-energized position between the energized positions .

  According to the present invention, security can be enhanced by preventing the storage box from being opened by a third party.

  FIG. 1 is a view showing a front portion of a vehicle interior of a vehicle to which a storage box locking device according to an embodiment of the present invention is applied.

  As shown in FIG. 1, the vehicle 1 has an ID authentication between a vehicle main body 11 on which an engine or the like (not shown) is mounted and a portable device (also referred to as a master key) described later owned by the owner. An engine switch 12 that can start the engine by pressing a button, a steering wheel 13 that forms part of the steering device of the vehicle 1 and determines the traveling direction of the vehicle 1 by rotating left and right, various electronic devices, There are provided an instrument panel 14 on which various instruments and switches are installed, and a glove box 15 as a storage box provided on the passenger seat side of the instrument panel 14 and used as an accessory case.

  Although not shown, the mechanical key is detachably attached to a portable device described later.

  The glove box 15 includes a storage unit 140 and a lid 150 that can be opened and closed on the front side. The lid 150 is provided with a lever 155 as an operation member for opening the lid 150. When the slider to be described later is in the first holding position, an opening operation is performed by inserting a finger from the finger escape portion 151a provided on the front side of the lid 150 to the back side of the lever 155 and pulling the lever 155 forward. The lid 150 can be opened.

  The storage unit 140 is provided on the instrument panel 14 side on the back side of the lid 150, and a space for storing documents, valuables, and the like is secured therein.

  2A is a cross-sectional view taken along the line AA in FIG. 1, and FIG. 2B is a cross-sectional view taken along the line AA showing a state in which the lid of the glove box is opened.

  The lid 150 of the glove box 15 includes a front plate portion 151 on the front side, a back plate portion 152 on the back side provided with a gap between the front plate portion 151, and a front plate portion 151 and a back plate portion 152. It has an upper plate part 153 connecting the upper part between them, and is formed in a hollow shape with resin, and is configured to be opened and closed around a shaft 154 provided on the storage part 140 side.

  The latch mechanism 6 is provided in the gap between the front plate portion 151 and the back plate portion 152 and attached to the inner surface of the front plate portion 151 or the back plate portion 152.

  A U-shaped striker 141 that engages with the latch member 60 of the latch mechanism 6 is provided on the upper portion of the storage unit 140.

  A lever 155 that is rotatable at a predetermined angle is attached to the front plate portion 151 of the lid 150. Further, the front plate portion 151 is formed with a finger escape portion 151 a and an opening 151 b that avoids interference with the lever 155. An opening 152 a that avoids interference with the striker 141 is formed in the upper portion of the back plate portion 152.

  The lever 155 is made of resin or metal, includes a finger hook portion 155a and an action portion 155b, and is supported rotatably about a shaft 151c provided on the front plate portion 151 side. Further, the lever 155 is urged in the left rotation direction in FIG. 2 by a spring (not shown), and is maintained in the state of FIG.

  The latch mechanism 6 includes a latch member 60 formed of resin or metal, a rotating shaft 61 that rotatably supports the latch member 60, a spring 62 that urges the latch member 60 in the left rotation direction in FIG. And a slider 63 for restricting the rotation of the member 60.

  The latch member 60 includes a groove 60 a that engages with the striker 141, and a contact portion 60 b that contacts the slider 63.

(Latch mechanism)
3 to 5 are front views of the latch mechanism 6, FIG. 3 is a view showing a state in which the slider 63 is in the first holding position, and FIG. 4 is a view showing a state in which the slider 63 is in the release position. FIG. 5 is a diagram showing a state in which the slider 3 is in the second holding position.

  The latch mechanism 6 includes the latch member 60 that is engaged with the striker 141, the slider 63 that is movably provided in the left and right slide directions 64A and 64B in FIG. 3, and the slider 63 that is moved in the left and right slide directions 64A and 64B. A solenoid 65 for driving the slider 63, a spring 66 for urging the slider 63 in one sliding direction 64B, and a positioning portion 67 including a ball 67a and a spring 67b for holding the slider 63 at a predetermined position.

  The slider 63 holds the engagement state between the striker 141 and the latch member 60. The slider 63 has a first holding position shown in FIG. 3 and a second holding position shown in FIG. 5, and the engagement between the striker 141 and the latch member 60. It is movably provided at the release position shown in FIG. The slider 63 has a substantially J shape, and includes a slider main portion 630, a vertical portion 631, and a horizontal portion 632. The slider main portion 630 is formed with an inclined surface 630a formed at an end portion, a notch portion 630b that opens the latch member 60, and a V-shaped notch 630c that the ball 67a of the positioning portion 67 engages. . An elongated hole 632a is formed in the horizontal portion 632 along the sliding directions 64A and 64B.

  The solenoid 65 has an L-shaped rod 650, and an end 651 of the rod 650 is slidably engaged with the elongated hole 632 a and is connected to the solenoid driving unit 68. The solenoid 65 uses a three-position solenoid having two coils. That is, when the solenoid drive unit 68 energizes one of the two coils, the rod 650 moves to the first energization position corresponding to the first holding position of the slider 63. When the solenoid drive unit 68 energizes the other coil, the rod 650 moves to the second energization position corresponding to the second holding position of the slider 63. When energization by the solenoid drive unit 68 is stopped, the rod 650 moves to a non-energization position between the first and second positions of the slider 63. The solenoid 65 and the solenoid driving unit 68 constitute a driving unit that moves the slider 63 in the sliding directions 64A and 64B.

  An inclined surface 155 c is formed on the action portion 155 b of the lever 155. When the action portion 155b moves downward in FIG. 3, it is configured to come into contact with the inclined surface 630a of the slider 63 so that the slider 63 moves in the sliding direction 64A.

(Latch mechanism operation)
Next, the operation of the latch mechanism 6 will be described. When the slider 3 is in the first holding position as shown in FIG. 3, if the user lifts the finger hooking portion 155 a of the lever 155 against a spring force by a spring (not shown), as shown in FIG. 4, the lever The inclined surface 155c at the end of the acting portion 155b of 155 abuts on the inclined surface 630a of the slider 63, and moves the slider 63 in the sliding direction 64A. In FIG. 3, the rod 650 shows a state in which the energization to one coil of the solenoid 65 moves in the right slide direction 64 </ b> B and then returns to the non-energized position when the energization is stopped.

  When the slider 63 moves to the release position, the latch member 60 is positioned in the notch 630b of the slider 63, the rotation restriction of the latch member 60 is released, and the left rotation is enabled in FIG. When the user holds the finger hook 155a of the lever 155 and tilts the lid 150 toward the front, the storage unit 140 is opened.

  When a necessary item is stored in the storage unit 140 or a necessary item is taken out from the storage unit 140 and the user releases the finger 155a of the lever 155, the lever 155 is returned to its original position by a spring (not shown). 66 causes the slider 63 to move in the sliding direction 64B and return to the first holding position shown in FIG.

  When the slider 3 is in the second holding position shown in FIG. 5, the contact portion 60b of the latch member 60 contacts the slider 63, the rotation is restricted, and the lid 150 is in a closed state. In FIG. 5, the rod 650 shows a state in which the energization of the other coil of the solenoid 63 moves in the left slide direction 64 </ b> A and then returns to the non-energized position when the energization is stopped.

(Control system of glove box lock system)
FIG. 6 is a block diagram showing a control system of the glove box lock system according to the embodiment of the present invention. The glove box lock system 2 is a main ECU (Electronic Control Unit) as a control unit that comprehensively controls a portable device (master key) 3 possessed by the owner or the like, and various electronic devices and sensors mounted on the vehicle 1. 100.

(Portable machine)
As shown in FIG. 6, the portable device 3 stores the key ID 31, which is an identification number code of the portable device 3, in the built-in memory and stores the built-in memory (not shown) and comprehensively controls the portable device 3. The mobile unit ECU 30 receives a signal transmitted from the vehicle 1, decodes the received signal and outputs the signal to the mobile device ECU 30, an antenna 33 that receives radio waves from the vehicle 1, and a key from the mobile device ECU 30. A transmission unit 34 that encrypts the ID 31 to generate a transmission signal in a high frequency range, an antenna 35 that radiates radio waves from the transmission unit 34, and a button-type battery 36 that serves as a power source for the portable device 3 are provided.

  Further, the portable device 3 includes a mechanical key (not shown) with a keyway or key mountain used for emergency when the battery 36 of the portable device 3 is dead or communication with the indoor / outdoor verification unit 101 occurs. 2) is detachably mounted in the main body of the portable device 3.

(Main ECU)
The main ECU 100 is configured mainly with a CPU, and further includes a ROM that stores programs, a RAM that stores data, and the like. As shown in FIG. 3, the main ECU 100 is connected to an engine ECU 5 that controls the engine, the solenoid drive unit 68, and the indoor / outdoor verification unit 101.

(Indoor / outdoor verification unit)
As shown in FIG. 6, the indoor / outdoor verification unit 101 includes an indoor antenna 102 </ b> A and an outdoor antenna 102 </ b> B that transmit radio waves and receive radio waves from the portable device 3, and an indoor unit that includes radio wave transmission / reception circuits. The transmission / reception unit 103A and the outdoor transmission / reception unit 103B are provided with a memory that stores an ID (vehicle ID) 105 (the same content as the key ID 31) of the vehicle 1 and an authentication ECU 104 that performs ID verification.

  The authentication ECU 104 communicates with the portable device 3 at regular time intervals, receives a signal including the key ID 31 from the portable device 3, decrypts the received signal, obtains the key ID 31, and receives the received key ID 31 and the authentication ECU 104. Is provided with a program and a circuit for performing authentication by comparing whether or not the vehicle ID 105 stored in the table matches.

(Operation of glove box lock system)
Next, the operation of the glove box lock system 2 will be described.

(1) Determination of whether portable device exists in vehicle interior First, the main ECU 100 determines whether the portable device 3 exists in the vehicle interior. That is, the main ECU 100 drives the indoor / outdoor verification unit 101 and transmits an ID transmission request to the portable device 3. The portable device 3 receives the ID transmission request from the transmission / reception unit 103 of the indoor / outdoor verification unit 101, and transmits the key ID 31 from the antenna 35 by the portable device ECU 30 and the transmission unit 34. The indoor / outdoor verification unit 101 receives and demodulates the key ID 31 by the indoor antenna 102A and the indoor transmission / reception unit 103A, and further compares the key ID 31 and the vehicle ID 105 by the authentication ECU 104. 3 is determined to be in the passenger compartment. Also, when there is a mismatch, or when the owner is away from the vehicle 1 and the distance between the portable device 3 and the indoor / outdoor verification unit 101 becomes long, communication becomes impossible and the key ID 31 cannot be received. It is determined that is not on board.

(2) When the portable device is present in the vehicle interior When the authentication ECU 104 determines that the portable device 3 is present in the vehicle interior, the main ECU 100 controls the solenoid driving unit 68 to move the slider 63 to the first holding position. The lid 150 of the glove box 15 shown in FIG. 1 can be opened. Here, if the owner opens the lid 150, the storage unit 140 is opened.

(3) When the portable device exists outside the vehicle compartment When the authentication ECU 104 determines that a person is not in the vehicle 1, the main ECU 100 controls the solenoid driving unit 68 to move the slider 63 to the second holding position. Move to. In this state, the lid 150 of the glove box 15 is in a locked state, and even if the lever 155 is operated, the lever 155 does not contact the slider 63 and the operating force is not transmitted to the slider 63, and the lid 150 is opened. I can't.

  Even when the key ID 31 received by the outdoor antenna 102B and the outdoor transmission / reception unit 103B matches, it is determined that the portable device 3 exists outside the vehicle compartment, and the portable device 3 described above exists outside the vehicle compartment. You may perform the operation | movement similar to the case.

(Effect of embodiment)
According to the present embodiment, the following effects are obtained.
(A) When the portable device 3 is outside the vehicle 1, that is, when the owner is away from the vehicle 1, the glove box 15 can be opened by another person because the lid 150 of the glove box 15 cannot be opened. However, security and crime prevention for stored items can be improved.
(B) When the portable device 3 is outside the vehicle 1, even if the lever 155 of the glove box 15 is operated and opened, the lever 155 becomes an empty watermark, and an excessive force is applied to the lever 155 and the slider 63. Therefore, breakage of the latch mechanism 6 and the like can be prevented.

  The present invention is not limited to the above embodiment, and various modifications can be made without departing from the scope of the present invention.

  For example, in the above embodiment, the master key is the portable device 3, but even a key that does not depend on the configuration of the portable device 3 shown in FIG. is there.

  Further, in the above-described embodiment, the case where the present invention is applied to the glove box provided on the passenger seat side has been described. However, the present invention is not limited to this and is applied to a storage box provided in another place in the vehicle. May be.

FIG. 1 is a view showing a front portion of a vehicle interior of a vehicle to which a storage box locking device according to an embodiment of the present invention is applied. 2A is a cross-sectional view taken along the line AA in FIG. 1, and FIG. 2B is a cross-sectional view taken along the line AA in a state where the lid of the glove box is opened. FIG. 3 is a front view of the latch mechanism showing a state in which the slider is in the first holding position. FIG. 4 is a front view of the latch mechanism showing a state where the slider is in the holding release position. FIG. 5 is a front view of the latch mechanism showing a state in which the slider is in the second holding position. FIG. 6 is a block diagram showing a control system of the glove box lock system according to the embodiment of the present invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Vehicle, 2 Glove box lock system, 3 Portable machine, 5 Engine ECU, 6 Latch mechanism, 11 Vehicle body, 12 Engine switch, 13 Steering, 14 Instrument panel, 15 Glove box, 30 Portable machine ECU, 31 Key ID, 32 receiving portion, 33 antenna, 34 transmitting portion, 35 antenna, 36 battery, 60 latch member, 60a groove, 60b abutting portion, 61 rotating shaft, 62 spring, 63 slider, 64A, 64B sliding direction, 65 solenoid, 66 spring , 67 Positioning unit, 67a Ball, 67b Spring, 68 Solenoid drive unit, 100 Main ECU, 101 Indoor / outdoor verification unit, 102A, 102B Antenna, 103A Indoor transmission / reception unit, 103B Outdoor transmission / reception unit, 104 ECU, 105 Vehicle ID, 140 Storage, 141 Striker, 150 Lid, 151 Front plate, 151a Finger relief, 151b Open, 151c Axis, 152 Back plate, 152a Open, 153 Upper plate, 154 Axis, 155 Lever, 155a Finger hanging part, 155b Action part, 155c Inclined surface, 630 Slider main part, 630c Notch, 630a Inclined surface, 630b Notched part, 631 Vertical part, 632 Horizontal part, 632a Slotted hole, 650 Rod, 651 End

Claims (1)

A lid that opens and closes a storage section provided in the vehicle;
A latch member that engages with a striker provided on the storage portion side;
A first and a second holding position for holding the engagement state between the striker and the latch member, and a slider provided movably to a release position for releasing the engagement state between the striker and the latch member;
A drive unit for moving the slider to the first or second holding position;
By wirelessly communicating with a portable device, it is determined whether or not the portable device is present in the vehicle. When it is determined that the portable device is present in the vehicle, the slider is moved to the first holding position. A control unit that controls the drive unit to move the slider to the second holding position when it is determined that the portable device does not exist in the vehicle;
When the slider is in the first holding position, the slider is moved to the release position by being displaced by an opening operation, and when the slider is in the second holding position, the slider is displaced by an opening operation. An operating member configured not to transmit an operating force to the slider ,
The release position is located between the first and second holding positions;
The drive unit moves to the first and second energization positions corresponding to the first and second holding positions by selecting a coil to be energized out of the two coils, and when the energization is stopped, A storage box locking device comprising a three-position solenoid configured to move the rod to a non-energized position between the first and second energized positions .

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