JP4044338B2 - Vehicle door lock device - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
  The present invention relates to a vehicle door lock device that improves the anti-theft property.
[0002]
[Prior art]
  The conventional vehicle door lock device enables the door opening operation of the vehicle inner side operation handle provided on the door by operating the key cylinder provided on the vehicle outer side of the door and the lock knob provided on the vehicle inner side, Locking and unlocking means that can be switched between an unlocked state in which the door can be opened and a locked state in which the door opening operation can be disabled and the door cannot be opened, and even if the unlocking means is in the locked state The so-called override operation can be opened at any time by opening the door on the inside handle.WorkThere is something that made it possible.
[0003]
[Problems to be solved by the invention]
  However, in the vehicle door lock device as described above, even if the locking / unlocking means is locked during parking, the inside operation handle is opened from the outside of the vehicle or the lock knob is unlocked due to fraud. Or the door may be opened carelessly.
[0004]
  In view of the above-described problems of the prior art, the present invention is a so-called scan.-Provided is a vehicle door lock device that improves anti-theft performance by preventing the door from being inadvertently opened even if the vehicle inside operation handle and the lock knob are illegally operated by setting the park lock state. The purpose is that.
[0005]
[Means for Solving the Problems]
  According to the present invention, the above problem is solved as follows.
(1) An engagement means that can be engaged with and disengaged from the striker, a release member that releases the engagement between the engagement means and the striker, and an operation force transmission path between the vehicle outer operation handle and the release member are connected by a drive source. And can be switched between an unlocked state in which the operating force of the outside operation handle can be transmitted to the release member and a locked state in which the operating force transmission path is cut and the operating force of the outside operation handle is swung. The first locking / unlocking means is connected to an operating force transmission path between the vehicle interior operation handle and the release member by a driving source, and the operation force of the vehicle interior operation handle can be transmitted to the release member. Second locking / unlocking means that can be switched between a state and a locked state in which the operating force transmission path is cut off and the operating force of the in-vehicle operation handle is swung, and a manual lock provided inside the vehicle by a drive source And an operating force transmission path between the first locking and unlocking means, and an unlocking state in which the operating force of the lock knob can be transmitted to the first locking and unlocking means, and the operating force transmission path is cut off. And a third locking / unlocking means switchable to a locked state in which the operating force of the lock knob is swung.The second locking / unlocking means switches from the unlocked state to the locked state and vice versa, so that the third locking / unlocking means also switches from the unlocked state to the locked state and vice versa. Linking the locking / unlocking means with the third locking / unlocking meansTo do.
[0006]
(2)the above(1), The drive source of the second locking / unlocking means and the drive source of the third locking / unlocking means are the same electrical drive source.
[0007]
(3)the above(1) Or (2), The third locking / unlocking means engages with the knob lever coupled to the lock knob and the first locking / unlocking means, and the engagement position enables the locking / unlocking operation of the knob lever to be transmitted to the first locking / unlocking means. And a knob lever system engagement / disengagement lever that is disengaged from the first locking / unlocking means and is movable to an idle position where the knob lever is unlocked and unlocked, and is connected to the second locking / unlocking means, and the knob lever system engagement / disengagement A control lever that can move to an unlocking position that is the same as an unlocking position as well as an unlocking position that uses the lever as an engaging position.
[0008]
(4)the above(3), The knob lever system engaging / disengaging lever is biased by a spring in a direction to engage with the first locking / unlocking means.
[0009]
(5) Above (1)-(4), The first locking / unlocking means is connected to a key cylinder for manual locking / unlocking operation provided on the outside of the vehicle, and the first locking / unlocking means is moved from the locked state to the unlocked state by operating the key cylinder. In conjunction with the switching, the first locking / unlocking means and the third locking / unlocking means are linked so that the third locking / unlocking means can be switched from the locked state to the unlocked state.
[0010]
DETAILED DESCRIPTION OF THE INVENTION
  Hereinafter, an embodiment of the present invention will be described with reference to the drawings.
  1 is an exploded perspective view of the door lock device, FIG. 2 is an external perspective view of the door lock device, and FIG. 3 is an external perspective view of the door lock device with the cover and some other parts removed. 4 and 5 are operation explanatory views for explaining the first locking / unlocking means.
[0011]
  In the following description, in FIG.Left diagonalBelow the vehicle "rear",Right diagonalThe upper side is “front”, the left side in FIGS. 2 and 3 is “front”, the right side is “rear”, the left side in FIGS. 4 and 5 is “inner side”, and the right side is “outside”.
[0012]
  In FIG. 1, (1) is a synthetic resin body fixed to a side panel of a door of a vehicle with a plurality of bolts (not shown). The housing portion (1a) provided on the rear surface side includes a door. As the door is opened and closed, the striker (not shown) fixed to the vehicle body side is engaged with the latch (2) which is a detachable engagement means, and the latch (2) is engaged to rotate the latch (2). And a locking plate (3) for restraining the door and restraining the door to the closed position is pivotally attached.
[0013]
  (6) is pivotally attached to the front side of the body (1) and engages with a protrusion (3a) provided on the locking plate (3) to rotate integrally with the locking plate (3). With a possible release member, the locking plate (3) is opened by rotating in the open direction (counterclockwise in FIGS. 4 and 5), and the engagement between the latch (2) and the striker is released. .
[0014]
  (7) is a first outside lever pivotally mounted on the front side of the body (1) with a pivot (8), and (9) is pivoted on the same axis (8) as the first outside lever (7). It is the 2nd outside lever with which it is worn.
[0015]
  A connecting portion (7a) provided on the vehicle outer side of the first outside lever (7) is connected to a vehicle outer operation handle (not shown) provided on the vehicle outer side of the door via a rod (not shown). By the opening operation of the vehicle outer side operation handle, it is rotated in the opening direction (clockwise in FIGS. 4 and 5) against the urging force of the spring (7b) shown in FIG.
[0016]
  The second outside lever (9) has a long hole (9a) facing obliquely upward, and a protrusion (6a) provided at the end of the release member (6) is slid into the long hole (9a). It is fitted so that it can move and rotate. Accordingly, the release member (6) is moved through the long hole (9a) and the protrusion (6a) by the rotation of the second outside lever (9) in the opening direction (clockwise in FIGS. 4 and 5). Is rotated in the open direction.
[0017]
  (10) is an unlocked state in which an operating force transmission path between the vehicle outer side operation handle and the release member (6) is connected, and the operation force of the vehicle outer side operation handle can be transmitted to the release member (6); A first locking / unlocking means that can be switched to a locked state in which the operating force of the vehicle outer side operation handle is swung, and has a first outside lever (7) and a pivot (11) on the front side of the body (1). First and second locking / unlocking levers (12) and (13) pivoted, and a sub-lever (15) installed between the first outside lever (7) and the second locking / unlocking lever (13); The movable member 16 is connected to the second locking / unlocking lever 13.
[0018]
  The first locking / unlocking means (10) is connected so as to be switched to each state by the first motor (36) of the first locking / unlocking means (10).
[0019]
  The first locking / unlocking lever (12) has a connecting portion (12a) provided at an end portion on the outside of the vehicle via a connecting member (not shown) such as a rod, and is manually locked / unlocked provided on the outside of the door. It is connected to a key cylinder (not shown) for operation, and is unlocked by a predetermined amount from the neutral position shown in FIGS. 4 and 5 in the unlocking direction (counterclockwise) by the unlocking operation of the key cylinder. Thus, a predetermined amount is rotated from the neutral position in the locking direction (clockwise).
[0020]
  The second locking / unlocking lever (13) unlocks the first locking / unlocking lever (12) by engaging the claw portions (13c) (13c) with the protrusions (12b) of the first locking / unlocking lever (12). 4 is moved to the unlocking position shown in FIG. 4, and the first locking / unlocking lever (12) is moved to the locking position shown in FIG. 5 by turning in the locking direction. Yes.
[0021]
  The lower part of the sub-lever (15) is pivotally attached to the first outside lever (7) by the connecting shaft (14), and the upper part is the lower end of the second locking / unlocking lever (13) through the long hole (15a). Is engaged with the first outside lever (7) in the opening direction (FIGS. 4 and 5). In the lower part).
[0022]
  When the second unlocking lever (13) is in the unlocking position, when the sub lever (15) is moved in the open direction, the release portion (15b) provided on the sub lever (15) is attached to the release member (6). The release member (6) can be rotated in the open direction by engaging with the provided engaging portion (6b), and when the second locking / unlocking lever (13) is in the locking position, the sub-lever ( Even if 15) is moved in the open direction, the release portion (15b) is swung with respect to the engagement portion (6b), and the release member (6) cannot be rotated in the open direction.
[0023]
  The moving member (16) is supported by the housing portion (25b) of the cover (25) so as to be slidable in the vertical direction, and a connecting groove (16a) provided at an end thereof has a second locking / unlocking lever (13). By being engaged with a connecting shaft (13b) provided at the end of this, it is possible to move to the unlocking / locking position in conjunction with the movement of the second locking / unlocking lever (13). An engaging / disengaging groove (16b) is provided at the center of the moving member (16) in the vertical direction, and a vertical rack (16c) is provided on the side surface.
[0024]
  The housing (25c) of the cover (25) supports the first motor (36), and the shaft (25d) provided in the housing (25b) rotates the first motor (36). A reduction gear (37) having a small gear (37a) that decelerates and meshes with the rack (16c) of the moving member (16) is pivotally attached. When the first motor (36) rotates, the moving member (16), the second locking / unlocking lever (13) and the sub-lever (15) are moved to the locking position and the unlocking position via the reduction gear (37). The first locking / unlocking means (10) is switched to each state.
[0025]
  The first motor (36) can be driven by an unlocking operation of an operation switch (not shown) provided in the vicinity of the driver's seat and a remote operation switch built in a key for operating the key cylinder. Furthermore, an override operation, which will be described later, is detected by a detection switch (not shown) and is controlled by a control device (not shown) so as to drive the first locking / unlocking means (10) in the unlocking direction.
[0026]
  When the first locking / unlocking means (10) is in the unlocked state, as shown in FIG. 4, the second locking / unlocking lever (13), the sub lever (15) and the moving member (16) are in the unlocking position. When the outside operation handle is operated to open the door, the sub lever (15) is moved downward via the first outside lever (7), so that the release portion (15b) of the sub lever (15) is released. The door can be opened by engaging the engaging portion (6b) of the member (6) and rotating the release member (6) and the locking plate (3) in the open direction. That is, when the first locking / unlocking means (10) is in the unlocked state, the door opening operation of the outside operation handle is validated.
[0027]
  When the first locking / unlocking means (10) is in the locked state, as shown in FIG. 5, the second locking / unlocking lever (13), the sub-lever (15) and the moving member (16) are in the locking position, and the sub-lever Since the release portion (15b) of (15) is displaced to the side of the engaging portion (6b) of the release member (6), the outside operation handle is operated to open the door, and the first outside lever (7 ), Even if the sub-lever (15) is moved downward, the release portion (15b) cannot swing open with respect to the engagement portion (6b) of the release member (6) to open the door. That is, when the first locking / unlocking means (10) is in the locked state, the door opening operation of the outside operation handle is invalidated.
[0028]
  6, 7, and 8 are enlarged perspective views showing a partial configuration of the first locking / unlocking means (10) and a partial configuration of second and third locking / unlocking means (21) and (29) described later. FIGS. 9 to 11 are operation explanatory views for explaining each state of the second locking / unlocking means (21) and the third locking / unlocking means (29).
[0029]
  In FIG.Left diagonalBelow is "back",Right diagonalThe upper left is “rear”, the lower right is “front”, the lower left is “front”, the lower left is “rear”, and the lower right is “rear” in FIG. In FIG. 11, the left side is “front” and the right side is “rear”.
[0030]
  (17) is an inside lever that is fixedly attached to the body (1) and pivotally attached to the base plate (18) shown in FIG. 1 with a pivot (19). Is connected to a vehicle inside operation handle (not shown) provided inside the door via a cable (20) facing the door, and is opened in the opening direction (counterclockwise in FIGS. 9 to 11) by opening the vehicle inside operation handle. Direction). A long hole (17b) facing in the front-rear direction is provided at the lower end of the inside lever (17).
[0031]
  As shown in FIG. 1, the base plate (18) is substantially L-shaped when viewed from above, and has a rear piece (18a) facing rearward so as to close the housing (1a) of the body (1). , Fixed to the body (1).
[0032]
  The second locking / unlocking means (21) connects the operation force transmission path between the vehicle interior operation handle and the release member (6), and enables the operation force of the vehicle interior operation handle to be transmitted to the release member (6). It can be switched between unlocked state and locked state that cuts and swings the operating force of the inside operation handle, and rotates and slides on the inside lever (17) and the inside lever (17) coaxially (19) The inside lever system engagement / disengagement lever (22) is supported, and the switching lever (23) is pivotally attached to the base plate (18) with a shaft portion (23a).
[0033]
  The second locking / unlocking means (21) is connected so as to be switched to each state by a second motor (24) serving as a drive source of the second locking / unlocking means (21).
[0034]
  The inside lever system engagement / disengagement lever (22) has a long hole (22a) facing the front and rear direction that is pivotably and slidably fitted to the pivot (19), and a vertical direction provided on the switching lever (23). A protrusion (22b) that is slidably fitted in the elongated hole (23c) facing and a protrusion (22d) that is slidably fitted in the elongated hole (17b) of the inside lever (17) And an engaging portion (22c) that can be engaged with and disengaged from the releasing portion (9b) provided at the end of the second outside lever (9), and can rotate in the same direction as the inside lever (17) In addition, the engaging portion (22c) is displaced to the left in FIG. 9 from the engaging position shown in FIG. 9 where the engaging portion (22c) can engage the releasing portion (9b) of the second outside lever (9) Thus, the engaging portion (22c) can be displaced to the idling position shown in FIGS. 10 and 11 incapable of engaging with the releasing portion (9b).
[0035]
  The switching lever (23) has a tooth portion (23b) that meshes with the pinion of the second motor (24), and the protrusion (22b) of the inside lever system engagement / disengagement lever (22) is fitted in the long hole (23c). As a result, when the second motor (24) is driven, the unlocking position shown in FIG. 9 where the inside lever system engagement / disengagement lever (22) is in the engaging position and the idling position are also shown in FIGS. It can be displaced to the locking position shown in FIG.
[0036]
  The second motor (24) is supported by the housing (25a) of the cover (25) shown in FIG. 1 and is controlled by a control device so as to be driven by operating a remote control switch built in a key or the like. The
[0037]
  As shown in FIG. 2, the cover (25) is fixed to the base plate (18) so as to cover the levers disposed on the body (1) and the base plate (18) from the outside, and the first and second motors ( 36) It has both the function of accommodating (24) and the function of a waterproof and anti-theft cover.
[0038]
  As shown in FIG. 9, when the inside lever system engagement / disengagement lever (22) and the switching lever (23) are in the unlocked position, that is, when the second locking / unlocking means (21) is in the unlocked state, The operating force transmission path between the operating handle and the release member (6) is connected, and the inside lever (17) is rotated in the opening direction by the opening operation of the in-vehicle operating handle. 22) The engaging portion (22c) of 22) engages with the releasing portion (9b) of the second outside lever (9), and the second outside lever (9) is rotated in the opening direction to open the door. Can do.
[0039]
  Thus, when the second locking / unlocking means (21) is in the unlocked state, the door is always opened by the opening operation of the in-vehicle operation handle regardless of the state of the first locking / unlocking means (10). So-called override operation is possible.
[0040]
  However, as shown in FIG. 10, when the inside lever system engagement / disengagement lever (22) and the switching lever (23) are in the locked position, that is, when the second locking / unlocking means (21) is in the locked state, the inside lever Since the engagement portion (22c) of the system engagement / disengagement lever (22) cannot be engaged with the release portion (9b) of the second outside lever (9), the operation of the vehicle inside operation handle and the release member (6) Even if the force transmission path is cut, the override operation becomes impossible, and the inside lever (17) is rotated in the open direction, the engaging portion (22c) is swung with respect to the releasing portion (9b), The second outside lever (9) cannot be rotated in the open direction.
[0041]
  (26) is a knob lever pivotally attached to the base plate (18) by the pivot (27), and the connecting portion (26a) provided at the upper end is provided manually on the inside of the door via the cable (28). It is connected to a lock knob (not shown) for locking / unlocking operation, and can be moved to an unlocking position indicated by an imaginary line in FIG. 9 and a locking position indicated by a solid line by the locking / unlocking operation of the lock knob. Is stopped at each position by abutting against a stopper (not shown).
[0042]
  (26c) is a spring having one end locked to the base plate (18) and the other end locked to the knob lever (26) .The biasing direction is switched according to the position of the knob lever (26), and the knob lever (26 ) In each direction.
[0043]
  The third locking / unlocking means (29) connects the operating force transmission path between the lock knob and the first locking / unlocking means (10), and enables the operating force of the lock knob to be transmitted to the first locking / unlocking means (10). Can be switched between unlocked state and locked state where it can be cut and the operating force of the lock knob is swung away. And a control lever (32) pivotally attached to the base plate (18) by a pivot (31) facing in the left-right direction. The third locking / unlocking means (29) is connected so as to be switched to each state by a second motor (24) serving as a drive source of the third locking / unlocking means (29).
[0044]
  In the present embodiment, the drive source of the second locking / unlocking means (21) and the third locking / unlocking means (29) is the second motor (24) which is the same electric drive source.
[0045]
  The knob lever system engagement / disengagement lever (30) includes a long hole (30a) facing the front and rear direction that is pivotably and slidably fitted to the pivot (27), and a length facing the front and rear direction provided on the knob lever (26). An engagement / disengagement portion (30b) fitted to the hole (26b) so as to be slidable in the left-right direction, and an abutment portion (30c) provided on the opposite side surface provided with the engagement / disengagement portion (30b). And the unlocking position shown in FIG. 9 in which the engaging / disengaging part (30b) fits into the engaging / disengaging groove (16b) of the moving member (16), which is rotatable in the same direction as the knob lever (26). 9, the engagement / disengagement part (30b) can be displaced from the engagement / disengagement groove (16b) to the locking position shown in FIG. 10 and FIG.
[0046]
  (34) is a spring wound around the pivot (31), and one leg (34a) is engaged with the engagement / disengagement portion (30b) of the knob lever engagement / disengagement lever (30). The release lever (30) is urged in the unlocking direction (rightward in FIGS. 10 and 11). In FIG. 9, the spring (34) is omitted.
[0047]
  The control lever (32) is engaged with a projection (23d) provided at the upper end of the switching lever (23) in an elongated hole (32a) provided at the lower end of the control lever (32). The two motors (24) can be moved to the unlocking position shown in FIG. 9 and the locking positions shown in FIGS. 10 and 11 in conjunction with the operation of the switching lever (23). An arc-shaped control part (32b) that can come into contact with the contact part (30c) of the knob lever system engaging / disengaging lever (30) is provided on one side edge of the control lever (32) in the substantially central part in the vertical direction. ing.
[0048]
  When the control lever (32) is in the unlocked position, the control portion (32b) moves rearward (rightward in FIGS. 9 to 11) from the engagement / disengagement groove (16b), and the biasing force of the spring (34) When the engagement / disengagement portion (30b) of the knob lever system engagement / disengagement lever (30) can be engaged with the engagement / disengagement groove (16b) of the moving member (16), and the control lever (32) is in the locked position. The control unit (32b) moves forward (leftward in FIGS. 9 to 11) from the engagement / disengagement groove (16b), and is engaged / disengaged by contact between the control unit (32b) and the contact portion (30c). The portion (30b) is held at a position where it has come out of the engagement / disengagement groove (16b).
[0049]
  When the knob lever system engaging / disengaging lever (30) and the control lever (32) are in the unlocked position, that is, when the third locking / unlocking means (29) is in the unlocked state, the knob lever system engaging / disengaging lever (30) is used. Then, the knob lever (26) and the moving member (16) are connected, and the first locking / unlocking means (10) can be switched to each state by the locking / unlocking operation of the lock knob, and the knob lever system engaging / disengaging lever (30) When the control lever (32) is in the locked position, that is, when the third locking / unlocking means (29) is in the locked state, the engagement / disengagement portion (30b) of the knob lever system engagement / disengagement lever (30) is moved to the movable member (16 ) Is disengaged from the engagement / disengagement groove (16b) and the connection between the knob lever (26) and the moving member (16) is cut off. 1 The locking / unlocking means (10) cannot be switched to each state.
[0050]
  (38) is an emergency lever pivotally attached to the front side of the body (1) on a pivot (39) facing in the front-rear direction, and a protrusion (12c) provided on the first locking / unlocking lever (12) at one end. ) And an engaging portion (38b) capable of contacting the upper end (32c) of the control lever (32) is provided at the other end.
[0051]
  When the first locking / unlocking lever (12) is rotated in the unlocking direction by the unlocking operation of the key cylinder, the first locking / unlocking means (10) is switched to the unlocking state, and at the same time the protrusion (12c) When the emergency lever (38) is rotated clockwise in FIG. 5 in contact with the engaging portion (38a), the engaging portion (38b) is moved to the upper end portion (32c) of the control lever (32). The second and third unlocking means (21) and (29) can be switched from the locked state to the unlocked state by moving the control lever (32) in the control position to the unlocked position. .
[0052]
  Next, the operation of each state of the embodiment of the present invention will be described.
(First, second and third unlocking means (10), (21) and (29) are all unlocked)
  The first locking / unlocking means (10) is shown in FIG. 4, and the second and third locking / unlocking means (21) (29) are shown in FIG.
[0053]
  In this state, between the vehicle outer operation handle and the release member (6), between the vehicle inner operation handle and the release member (6), andLock knobAnd the first locking / unlocking means (10) are connected to all the operating force transmission paths, so that the door can be opened by opening the vehicle outer operation handle and the vehicle inner operation handle. The first locking / unlocking means (10) can be switched to each state by the locking / unlocking operation of the lock knob.
[0054]
  That is, when the vehicle outside operation handle is operated to open the door, the first locking / unlocking means (10) is in the unlocked state, so that the operation force of the vehicle outside operation handle is applied to the first outside lever (7), It is transmitted to the release member (6) and the locking plate (3) via the sub lever (15), release part (15b), and engagement part (6b), and the engagement between the striker and the latch (2) is released. Open the door.
[0055]
  When the vehicle inside operation handle is operated, the second locking / unlocking means (21) is in the unlocked state, so that the operation force of the vehicle inside operation handle is affected by the inside lever (17), the long hole (17b), Part (22b), inside lever system engagement / disengagement lever (22), engagement part (22c), release part (9b), second outside lever (9), long hole (9a), and protrusion (6a) The door is opened in the same manner as described above by being transmitted to the release member (6) and the locking plate (3).
[0056]
  When the lock knob is locked from the inside of the vehicle, the third locking / unlocking means (29) is in the unlocked state, so that the operating force of the lock knob is reduced by the knob lever (26), the long hole (26b), ), The engagement / disengagement groove (16b), the moving member (16), the connection groove (16a), and the connection shaft (13b), are transmitted to the second locking / unlocking lever (13) and the sub lever (15), 1 The locking / unlocking means (10) can be switched to the locked state.
[0057]
  When the key cylinder is locked, the operating force of the key cylinder is transmitted to the second locking / unlocking lever (13) and the sub-lever (15) via the first locking / unlocking lever (12). Similarly, the first locking / unlocking means (10) can be switched to the locked state.
[0058]
  When the operation switch in the vehicle is locked, only the first motor (36) is driven, and the driving force of the first motor (36) is the reduction gear (37), rack (16c), moving member (16 ) Is transmitted to the second locking / unlocking lever (13) and the knob lever (26) to switch the first locking / unlocking means (10) to the locked state and to move the lock knob to the locking position.
[0059]
  When the remote operation switch is locked, first, the first motor (36) is driven, and the first locking / unlocking means (10) is locked as described above. Next, the second motor (24) is driven, and the driving force is generated by the teeth (23b) of the switching lever (23), the long holes (23c), and the protrusions (22b) of the inside lever system engagement / disengagement lever (22). ) Is transmitted to the switching lever (23) to place the second locking / unlocking means (21) in the locked state, and at the same time, the switching lever (23) moves the control lever (32) to the locking position. As a result, the engaging / disengaging part (30b) of the knob lever system engaging / disengaging lever (30) is disengaged from the engaging / disengaging groove (16b) of the moving member (16), and the third locking / unlocking means (29) is also locked. This is a so-called super lock state.
[0060]
(The first locking / unlocking means (10) is in the locked state, the second and third locking / unlocking means (21) (29) are in the unlocked state)
  The first locking / unlocking means (10) is shown in FIG. 5, and the second and third locking / unlocking means (21) (29) are shown in FIG.
[0061]
  In this state, the operating force transmission path between the vehicle outer side operation handle and the release member (6) is cut off, between the vehicle side operation handle and the release member (6), and between the lock knob and the first locking / unlocking means ( 10) is connected to each other, and the door cannot be opened by opening the outside operation handle, but the first locking / unlocking means ( Regardless of the state of 10), the override operation that can always open the door is possible. Further, the first locking / unlocking means (10) can be switched to each state in the same manner as described above by the locking / unlocking operation of the lock knob.
[0062]
  That is, when the vehicle outer side operation handle is operated, the first locking / unlocking means (10) is in the locked state, and the release portion (15b) of the sub lever (15) is engaged with the engagement portion ( Since it is impossible to engage with 6b), the operating force of the outside operation handle is swung and cannot be operated by the release member (6), and the door cannot be opened.
[0063]
  When the vehicle inner side operation handle is operated, the second locking / unlocking means (21) is in the unlocked state. Therefore, regardless of the state of the first locking / unlocking means (10), the operation force of the vehicle inner side operating handle is reduced. The door can be opened by being transmitted to the release member (6) through the same operating force transmission path as described above. At this time, the operation of the in-vehicle operation handle is detected by a detection switch (not shown), the first motor (36) is driven in the unlocking direction, and the first locking / unlocking means (10) is released from the locked state. Switch to the locked state.
[0064]
(All of the first, second and third locking / unlocking means (10), (21) and (29) are locked)
  The first locking / unlocking means (10) is shown in FIG. 5, and the second and third locking / unlocking means (21) (29) are shown in FIGS.
[0065]
  This state is a super-lock state, an operation force transmission path between the vehicle outer side operation handle and the release member (6), an operation force transmission path between the vehicle side operation handle and the release member (6), and a lock knob. Since all of the operating force transmission path to the first locking / unlocking means (10) is disconnected, the door cannot be opened by any opening operation of the vehicle exterior operation handle or vehicle interior operation handle. Moreover, the first locking / unlocking means (10) cannot be switched to the unlocked state by the locking / unlocking operation of the lock knob.
[0066]
  Therefore, in this super locked state, the door cannot be opened even if the vehicle inner side operation handle and the vehicle inner side operation handle and the lock knob are attacked by an illegal act.
[0067]
  That is, when the vehicle outer side operation handle is operated, the first locking / unlocking means (10) is in the locked state, so that the door cannot be opened in the same manner as described above.
[0068]
  When the vehicle inner side operation handle is operated, the second locking / unlocking means (21) is in the locked state, and the engaging portion (22c) of the inside lever system engaging / disengaging lever (22) is moved to the second outside lever ( 9) Since the release portion (9b) of 9) cannot be engaged, the operating force of the in-vehicle operation handle is swung and cannot be operated by the release member (6), and the door cannot be opened.
[0069]
  When the lock knob is unlocked, the third locking / unlocking means (29) is in the locked state, and the engaging / disengaging part (30b) of the knob lever system engaging / disengaging member (30) is disengaged / disengaged from the moving member (16). Since it is detached from the groove (16b), even if the knob lever (26) is rotated from the locked position to the unlocked position, the knob lever system engaging / disengaging lever (30) is swung with respect to the moving member (16). As shown in Fig. 11, only the knob lever (26) and the knob lever system engagement / disengagement lever (30) move to the unlocking position, and the unlocking operation force of the lock knob can be transmitted to the first locking / unlocking means (10). Can not. Therefore, even if the lock knob is unlocked by an unauthorized act, the first locking / unlocking means (10) cannot be switched to the unlocked state.
[0070]
  The super lock state is released by an unlocking operation of the remote control switch. That is, when the remote control switch is operated, first, the second motor (24) is driven to move the switching lever (23) from the locked position to the unlocked position, thereby releasing the second locking / unlocking means (21). Switch to the locked state.
[0071]
  At the same time, when the switching lever (23) is moved to the unlocking position, the control lever (32) is moved to the unlocking position, so that the engaging / disengaging part (30b) of the knob lever system engaging / disengaging lever (30) is moved. The third locking / unlocking means (29) is unlocked by being engaged with the engaging / disengaging groove (16b) of the moving member (16) by the biasing force of the spring (34). Next, the first motor (36) is driven to move the moving member (16) from the locked position to the unlocked position, thereby bringing the first locking / unlocking means (10) into the unlocked state.
[0072]
  When the key cylinder is unlocked, the first unlocking lever (12) is rotated in the unlocking direction from the neutral position, so that the first unlocking means (10) is unlocked from the locked state. And the control lever (32) is moved from the locking position to the unlocking position via the emergency lever (38), so that the second locking / unlocking means (21) and the third locking / unlocking means (29 ) Is switched from the locked state to the unlocked state.
[0073]
  Accordingly, even when the first motor (36) and the second motor (24) cannot be driven due to battery exhaustion or the like in the super-lock state, the first, second and second operations can be performed by manually operating the key cylinder. All of the three locking / unlocking means (10), (21), and (29) can be unlocked.
[0074]
  As mentioned above, although one Embodiment of this invention was described, it is possible to give a various deformation | transformation and change to the said embodiment within the range which does not deviate from the summary of this invention.
[0075]
  For example, the release member (6) and the locking plate (3) are integrated, the electric drive sources of the second locking / unlocking means (21) and the third locking / unlocking means (29) are separated, and For example, an electromagnetic solenoid can be used.
[0076]
【The invention's effect】
  According to the present invention, the following effects can be achieved.
(A) According to the first aspect of the invention, all the operations of the vehicle outer side operation handle, the vehicle inner side operation handle, and the lock knob are swung by setting all of the first, second and third locking / unlocking means to the locked state. Therefore, the anti-theft property can be improved.Furthermore, since the third locking / unlocking means can be brought into the locked state by setting the second locking / unlocking means in the locked state, the operability can be improved.
[0077]
(bClaim2According to the described invention, since the switching to each state of the second locking / unlocking means and the third locking / unlocking means is performed by the same electric drive source, the structure of the apparatus can be simplified and the cost can be reduced. Can also be reduced.
[0078]
(cClaim3According to the described invention, the operating force transmission path between the first locking / unlocking means and the lock knob can be easily and reliably connected or disconnected with a simple configuration.
[0079]
(dClaim4According to the described invention, the knob lever system engaging / disengaging lever can be reliably engaged with the first locking / unlocking means, and a reliable operation can be obtained.
[0080]
(eClaim5According to the described invention, even if the electric drive source cannot be driven due to battery exhaustion or the like, the super lock state can be released by manual operation from the outside of the vehicle by the key cylinder.
[Brief description of the drawings]
FIG. 1 is an exploded perspective view of a door lock device according to an embodiment of the present invention.
FIG. 2 is an external perspective view of the door lock device.
FIG. 3 is an external perspective view of the door lock device with the cover and some other components removed.
FIG. 4 is also an operation explanatory view when the first locking / unlocking means is in an unlocked state.
FIG. 5 is also an operation explanatory diagram when the first locking / unlocking means is in a locked state.
FIG. 6 is an enlarged exploded perspective view showing a part of the structure of the first, second and third locking / unlocking means.
FIG. 7 is a perspective view showing a partial configuration of the first, second and third locking / unlocking means.
FIG. 8 is a perspective view showing a partial configuration of the first, second, and third locking / unlocking means.
FIG. 9 is also an operation explanatory view when the second and third locking / unlocking means are in the unlocked state.
FIG. 10 is also an operation explanatory diagram when the second and third locking / unlocking means are in a locked state.
FIG. 11 is also an operation explanatory diagram when the lock knob is operated when the second and third locking / unlocking means are in the locked state.
[Explanation of symbols]
(1) Body
(1a) Housing part
(2) Latch (meshing means)
(3) Locking plate (meshing means)
(3a) Projection
(6) Release member
(6a) Projection
(6b) Engagement part
(7) First outside lever
(7a) Connecting part
(7b) Spring
(8) Axis
(9) Second outside lever
(9a) Long hole
(9b) Release part
(10) First locking / unlocking means
(11) Axis
(12) First locking / unlocking lever
(12a) Connecting part
(12b) Projection
(12c) Projection
(13) Second locking / unlocking lever
(13a) Projection
(13b) Connecting shaft
(13c) Claw
(14) Connecting shaft
(15) Sub lever
(15a) Long hole
(15b) Release part
(16) Moving member
(16a) Connecting groove
(16b) Engagement / removal groove
(16c) rack
(17) Inside lever
(17a) Connecting part
(17b) Long hole
(18) Base plate
(18a) Rear piece
(19) Axis
(20) Cable
(21) Second locking / unlocking means
(22) Inside lever system engagement lever
(22a) Long hole
(22b) Projection
(22c) Engagement part
(22d) Projection
(23) Switching lever
(23a) Shaft
(23b) Teeth
(23c) Long hole
(23d) Projection
(24) Second motor (drive source)
(25) Cover
(25a) (25b) (25c) Housing
(25d) Shaft
(26) Knob lever
(26a) Connecting part
(26b) Long hole
(26c) Spring
(27) Axis
(28) Cable
(29) Third locking / unlocking means
(30) Knob lever system lever
(30a) Long hole
(30b) Engagement / detachment section
(30c) Contact part
(31) Axis
(32) Control lever
(32a) Long hole
(32b) Control unit
(32c) Upper end
(34) Spring
(34a) Leg
(36) 1st motor (drive source)
(37) Reduction gear
(37a) Small gear
(38) Emergency lever
(38a) (38b) Engagement part
(39) Axis

Claims (5)

An engagement means that can be engaged with and disengaged from the striker, a release member that releases the engagement between the engagement means and the striker, and an operating force transmission path between the vehicle outer side operation handle and the release member by a drive source, A first state that can be switched between an unlocked state in which the operating force of the outer-side operation handle can be transmitted to the release member and a locked state in which the operating force transmission path is cut and the operating force of the outer-side operation handle is swung. An unlocking state in which an operation force transmission path between the vehicle interior operation handle and the release member is connected by a locking source and a drive source, and an operation force of the vehicle interior operation handle can be transmitted to the release member; A second locking / unlocking means capable of switching to a locked state in which the operating force transmission path is cut and the operating force of the vehicle interior operating handle is swung, and a manual lock knob provided on the vehicle interior by a drive source; An operation force transmission path between the first locking / unlocking means is connected, the unlocking state in which the operation force of the lock knob can be transmitted to the first locking / unlocking means, and the operation force transmission path is cut off to A third locking / unlocking means switchable to a locking state in which the operating force of the lock knob is swung ;
When the second locking / unlocking means is switched from the unlocked state to the locked state and vice versa, the third locking / unlocking means is also switched from the unlocked state to the locked state and vice versa. A vehicle door lock device , wherein a lock means and the third locking / unlocking means are linked . A driving source of the driving source and the third unlocking means of the second locking and unlocking means, the same electric driving source and claims 1 vehicle door lock device according. The third locking / unlocking means is engaged with a knob lever coupled to the lock knob, the first locking / unlocking means, and an engagement position enabling the locking / unlocking operation of the knob lever to be transmitted to the first locking / unlocking means; A knob lever system engagement / disengagement lever that is disengaged from the first locking / unlocking means and is movable to an idle position where the operation of locking / unlocking the knob lever is swung, and is connected to the second locking / unlocking means, and engages the knob lever system engagement / disengagement lever. The vehicle door lock device according to claim 1 or 2 , further comprising a control lever that is movable to an unlocking position that is a position and a locking position that is also an idling position. 4. The vehicle door lock device according to claim 3 , wherein the knob lever system engaging / disengaging lever is urged by a spring in a direction to engage with the first locking / unlocking means. The first locking / unlocking means is connected to a key cylinder for manual locking / unlocking operation provided on the outside of the vehicle, and in conjunction with switching from the locked state to the unlocked state of the first locking / unlocking means by operation of the key cylinder, The vehicle door lock device according to any one of claims 1 to 4 , wherein the first locking / unlocking means and the third locking / unlocking means are linked so that the third locking / unlocking means can be switched from the locked state to the unlocked state. .

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