JP2005113618A - Vehicular door lock device - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a vehicular door lock device for improving on and off performance of a door opening part. <P>SOLUTION: When opening a front side door 12, a control circuit 50 moves a striker 30A of a front lock device 30 or a strike 30B of a rear lock device 34 to a storage position unprojecting from a lower part 20A from a lock position projecting from the lower part 20A in an outer peripheral part of the door opening part 20, by operating striker storage devices 30A and 34A of the front lock device 30 or the rear lock device 34. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

  The present invention relates to a vehicle door lock device, and more particularly to a vehicle door lock device applied to a side door of a vehicle such as an automobile.

Conventionally, in a vehicle door lock device applied to a side door of a vehicle such as an automobile, a front side door and a rear side door of a vehicle body without a sensor pillar are provided at a lower portion and a lower portion of a lock device provided at the upper portion of the door opening. A configuration in which the lock device is held in a closed position is known (for example, see Patent Document 1).
JP 57-41209 A

  However, in Patent Document 1, when the front side door or the rear side door is opened, the striker of the lock device that holds the front side door and the rear side door in the closed position is disposed below the vehicle compartment floor and the door opening. It protrudes into the door opening at the step with the rocker. As a result, when the vehicle body floor and the lower part of the door opening have the same height, the striker protruding at the lower part of the door opening obstructs getting on and off, so the getting on and off performance of the door opening is reduced. To do.

  An object of the present invention is to obtain a vehicle door lock device that can improve the boarding / alighting performance of a door opening in consideration of the above facts.

The vehicle door lock device according to the first aspect of the present invention includes a door opening formed in a vehicle body,
A locking device disposed on the outer periphery of the door opening to hold the door closed;
Door opening / closing determination means for determining opening / closing of the door;
A striker storage device that moves the striker of the locking device to a position that does not protrude to the inside of the door opening when it is determined that the door is open by the door opening / closing determination means;
It is characterized by having.

  Therefore, when the door opening / closing determining means for determining opening / closing of the door determines that the door is open, the striker of the lock device that is disposed on the outer periphery of the door opening formed in the vehicle body and holds the door in the closed state is used as the striker. The storage device moves to a position that does not protrude inside the door opening. As a result, since the striker of the lock device does not interfere with getting on and off, the getting on and off performance of the door opening can be improved.

  According to a second aspect of the present invention, in the vehicle door lock device according to the first aspect, the lock device is disposed below the door opening.

  Therefore, when the door open / close determining means for determining whether the door is open or closed determines that the door is open, the striker of the lock device that is disposed on the outer periphery of the lower part of the door opening formed in the vehicle body and holds the door closed. Is moved to a position where it does not protrude inside the door opening by the striker storage device. As a result, since the striker of the lock device does not interfere with getting on and off, the getting on and off performance of the door opening can be improved.

  According to a third aspect of the present invention, in the vehicle door lock device according to the second aspect, the door is a front side door that opens around the front side and a rear side door that slides rearward. The front side door and the rear side It is characterized by no pillar between the door.

  Therefore, when the door open / close determining means for determining whether the door is open or closed determines that the front side door or the rear side door is open, the door is placed in the closed state at the lower part of the door opening formed in the vehicle body. The striker of the lock device to be held is moved to a position where it does not protrude inside the door opening by the striker storage device. As a result, when the vehicle body floor and the lower portion of the door opening have the same height, the striker of the locking device does not interfere with getting on and off. Moreover, since there is no pillar between the front side door and the rear side door, the entrance / exit performance of the door opening can be improved.

  According to a fourth aspect of the present invention, in the vehicle door lock device according to the second aspect, the height of the lower portion of the door opening is the same as the height of the passenger compartment floor.

  Therefore, when the door opening / closing determining means for determining opening / closing of the door determines that the door is open, the striker of the lock device that is disposed on the outer periphery of the lower part of the door opening formed in the vehicle body and holds the door closed. Is moved to a position where it does not protrude inside the door opening by the striker storage device. Moreover, since the height of the lower part of a door opening part is the same as the height of a vehicle compartment floor part, it can prevent that a striker gets in the way of getting on and off by storing the striker of a locking device. As a result, the boarding / alighting performance of the door opening can be improved.

  According to a first aspect of the present invention, there is provided a door lock device for a vehicle according to the present invention. Door opening and closing means, and when the door opening and closing determining means determines that the door is open, a striker storage device that moves the striker of the lock device to a position that does not protrude inside the door opening. It has an excellent effect of improving the boarding / alighting performance.

  According to a second aspect of the present invention, in the vehicle door lock device according to the first aspect, since the lock device is disposed at a lower portion of the door opening portion, it is possible to improve the boarding / alighting performance of the door opening portion. Have

  According to a third aspect of the present invention, in the vehicle door lock device according to the second aspect, the doors are a front side door that opens around the front side and a rear side door that slides rearward. The front side door and the rear side door Since there is no pillar between the door and the door, it is possible to improve the entrance / exit performance of the door opening.

  According to a fourth aspect of the present invention, in the vehicle door lock device according to the second aspect, since the height of the lower portion of the door opening is the same as the height of the passenger compartment floor, the boarding / alighting performance of the door opening can be improved. Has an excellent effect.

  An embodiment of a vehicle door lock device according to the present invention will be described with reference to FIGS.

  In the figure, the arrow FR indicates the vehicle body front direction, the arrow UP indicates the vehicle body upward direction, and the arrow IN indicates the vehicle width inside direction.

  As shown in FIG. 2, a front side door 12 and a rear side door 14 are disposed on the side surface 10 </ b> A of the automobile body 10.

  As shown in FIG. 1, the front side door 12 is opened around the front side by a door hinge 16 disposed at the front end, and the rear side door 14 is rearward of the vehicle body by a slide device (not shown). Slide to open. Further, there is no pillar between the front side door 12 and the rear side door 14, and the height of the lower portion 20A in the outer peripheral portion of the door opening 20 formed on the side surface 10A of the vehicle body 10 is the vehicle compartment. It is the same as the height of the 22 floor portions 24.

  As shown in FIG. 2, a front lock device 30 that holds the front side door 12 in a closed state is disposed in the lower portion 20 </ b> A at the outer peripheral portion of the door opening 20, and the striker 30 </ b> A of the front lock device 30 is provided. The front side door 12 is held at the closed position by engaging with a latch (not shown) disposed at the lower rear end of the front side door 12. A rear lock device 34 for holding the rear side door 14 in a closed state is disposed in the lower portion 20A at the outer peripheral portion of the door opening portion 20. The striker 34A of the rear lock device 34 is disposed at the lower front end of the rear side door 14. The rear side door 14 is held in the closed position by engaging with a provided latch (not shown).

  As shown in FIG. 3, the rear lock device 34 includes a striker storage device 34 </ b> B. The striker storage device 34 </ b> B allows the striker 34 </ b> A to pass through the hole 40 formed in the lower portion 20 </ b> A at the outer peripheral portion of the door opening 20. The lock position shown by a solid line in FIG. 3 that protrudes inward and the storage position that is stored in the lower portion 20A and does not protrude inward of the door opening 30 are shown in FIG.

  The striker storage device 34B includes a drive means 42 such as a motor and a drive transmission means 44 such as a worm and a worm wheel.

  Similarly to the rear lock device 34, the front lock device 30 also includes a striker storage device 30B. A lock position in which the striker 30A protrudes from the lower portion 20A of the outer periphery of the door opening 20 into the door opening 20 and a lower portion It is stored in 20A and can be moved to a storage position that does not protrude inside the door opening 30.

  As shown in FIG. 2, the striker storage devices 30B and 34B are connected to a control circuit 50 as door opening / closing determination means for determining opening / closing of the front side door 12 and the rear side door 14, respectively. The control circuit 50 is connected to the courtesy switches 52 and 54 disposed on the front side door 12 and the rear side door 14. The control circuit 50 determines whether the front side door 12 and the rear side door 14 are opened or closed based on the on / off signals of the courtesy switches 52 and 54, respectively. The striker storage devices 30B and 34B of the lock device 30 or the rear lock device 34 are operated to move the striker 30A or the striker 34A to the storage position.

  On the other hand, when the front side door 12 changes from the open state to the closed state, the control circuit 50 determines that the front side door 12 is closed based on a signal from a touch sensor or the like provided on the front side door 12. In this case, the control circuit 50 operates the striker storage device 30B to move the striker 30A to the lock position. When the rear side door 14 changes from the open state to the closed state, the control circuit 50 determines that the rear side door 14 is closed based on a signal from a touch sensor or the like provided on the rear side door 14. In this case, the control circuit 50 operates the striker storage device 34B to move the striker 34A to the lock position.

  Next, the operation of this embodiment will be described.

  In the present embodiment, when the front side door 12 is opened, it is detected by the courtesy switch 52 that the front side door 12 has been opened, and the control circuit 50 determines that the front side door 12 is based on the output signal of the courtesy switch 52. Is determined to be open.

  When the control circuit 50 determines that the front side door 12 is opened, the striker 30A of the front lock device 30 is moved from the lock position protruding from the lower portion 20A in the outer peripheral portion of the door opening 20 by operating the striker storage device 30B. Then, it moves to the storage position where it does not protrude inside the door opening 30.

  When the rear side door 14 is opened, it is detected by the courtesy switch 54 that the rear side door 14 has been opened, and the control circuit 50 determines that the rear side door 14 is opened based on the output signal of the courtesy switch 54. To do.

  If the control circuit 50 determines that the rear side door 14 is opened, the striker 34A of the rear lock device 34 is operated from the lock position where the striker 34A of the rear lock device 34 protrudes from the lower portion 20A of the door opening 20 by operating the striker storage device 34B. It moves to the storage position where it does not protrude inside the opening 30.

  As a result, when the front side door 12 is opened, the striker 30A of the front lock device 30 protrudes from the lower portion 20A in the outer peripheral portion of the door opening 20 that is the same as the height of the floor 24 of the passenger compartment 22. Therefore, the striker 30A of the front lock device 30 does not get in the way of getting on and off. Further, when the rear side door 14 is opened, the striker 34A of the rear lock device 34 does not protrude from the lower portion 20A in the outer peripheral portion of the door opening 20 which is the same as the height of the floor portion 24 of the passenger compartment 22. The striker 30A of the locking device 30 does not get in the way of getting on and off. For this reason, the boarding / alighting performance of the door opening 20 can be improved.

  Moreover, in this embodiment, since there is no pillar between the front side door 12 and the rear side door 14, the boarding / alighting performance of the door opening part 20 can further be improved.

  On the other hand, when the front side door 12 changes from the open state to the closed state, the control circuit 50 determines that the front side door 12 is closed based on a signal from a touch sensor or the like provided on the front side door 12, and the front side door 12 is closed. The striker storage device 30B of the lock device 30 is operated to move the striker 30A to the lock position. When the rear side door 14 changes from the open state to the closed state, the control circuit 50 determines that the rear side door 14 is closed based on a signal from a touch sensor or the like provided on the rear side door 14, and in this case Then, the striker storage device 34B of the rear lock device 34 is operated to move the striker 34A to the lock position.

  As a result, the front side door 12 can be reliably held in the closed position and the rear side door 14 can be reliably held in the closed position.

  Although the present invention has been described in detail with respect to specific embodiments, the present invention is not limited to the above-described embodiments, and various other embodiments are possible within the scope of the present invention. It will be apparent to those skilled in the art. For example, in the above embodiment, the striker storage devices 30B and 34B are configured by the drive means 42 such as a motor and the drive transmission means 44 such as a worm and a worm wheel, but the configurations of the striker storage devices 30B and 34B may be other configurations. good.

  Moreover, in the said embodiment, although the vehicle door lock device of this invention was applied to the vehicle body which does not have a pillar between the front side door 12 and the rear side door 14, the vehicle door lock device of this invention is the front side door 12. It can also be applied to a vehicle body having a pillar between the rear side door 14 and the vehicle body without the rear side door 14.

  Further, in the above embodiment, the vehicle door lock device of the present invention is applied to the front lock device 30 and the rear lock device 34 disposed in the lower portion 20A in the outer peripheral portion of the door opening 20, but the vehicle door lock device of the present invention is applied. The door lock device can also be applied to a lock device disposed in the upper portion of the outer periphery of the door opening 20 other than the lower portion 20A.

It is a side view which shows the door open state of the vehicle body to which the vehicle door lock device which concerns on one Embodiment of this invention was applied. 1 is a side view showing a door closed state of a vehicle body to which a vehicle door lock device according to an embodiment of the present invention is applied. 1 is a perspective view showing a rear lock device of a vehicle door lock device according to an embodiment of the present invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 12 Front side door 14 Rear side door 20 Door opening part 20A Lower part of door opening part 30 Front locking device 30A Front lock device striker 30B Front lock device striker storage device 34 Rear lock device 34A Rear lock device striker 34B Rear lock device striker storage device 50 Control circuit (door open / close judging means)
52 courtesy switch 54 courtesy switch

Claims (4)

A door opening formed in the vehicle body;
A locking device disposed on the outer periphery of the door opening to hold the door closed;
Door opening / closing determination means for determining opening / closing of the door;
A striker storage device that moves the striker of the locking device to a position that does not protrude to the inside of the door opening when it is determined that the door is open by the door opening / closing determination means;
A vehicle door lock device characterized by comprising:   The vehicle door lock device according to claim 1, wherein the lock device is disposed below the door opening.   3. The vehicle according to claim 2, wherein the door is a front side door that opens with the front side as a center of rotation and a rear side door that slides rearward, and there is no pillar between the front side door and the rear side door. Door lock device.   The vehicle door lock device according to claim 2, wherein a height of a lower portion of the door opening is the same as a height of a passenger compartment floor.

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