JP3867950B2 - Door lock device for automobile - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to an automobile door lock device that prevents a door from being opened by unauthorized means.
[0002]
[Prior art]
A conventional automobile door lock device includes an inside handle and an out door provided inside and outside the door by locking and unlocking operations such as a mechanical key cylinder provided on the outside of the door or an electric remote control switch. In addition to the locking / unlocking means that disables or enables the side handle opening operation, the door can be opened at any time by opening the inside handle even when the locking / unlocking means is in the locked state. Some have so-called override means.
[0003]
[Problems to be solved by the invention]
However, in the door lock device as described above, even if the unlocking means is locked and the opening operation of the outside handle is invalidated, when the inside handle is operated from outside the vehicle with illegal means during parking, There is a problem that the door can be opened carelessly.
[0004]
In view of the above-mentioned problems of the prior art, the present invention aims to improve the anti-theft property in a so-called super-lock state in which the unlocking by the operation of the handle provided on the inside and outside of the door by the actuator is disabled. Another object of the present invention is to provide an automobile door lock device that can be unlocked even when an actuator becomes inoperable due to battery exhaustion or the like, and that takes safety into consideration.
[0005]
[Means for Solving the Problems]
According to the present invention, the above problem is solved as follows.
(1) Unlocking which is linked to a key cylinder provided outside the door of the door and can open the door from the outside by operating the unlocking means by operating an outside handle provided on the outside of the door. The vehicle unlocking means that can be switched to a locked state in which the door cannot be opened from outside the vehicle without operating the unlocking means by operating the state and the outside handle, and an actuator that can be driven by operating an appropriate operation switch The unlocking means can be operated by operating an inside handle provided inside the door of the door to open the door from the inside of the vehicle, and the unlocking means cannot be operated by operating the inside handle. The interior of the vehicle can be switched to a locked state in which the door cannot be opened from within the vehicle. The vehicle interior locking / unlocking means includes a switching lever operable by the actuator, a linkage lever operable by the lock release means, and an inside lever coupled to the linkage lever and the inside handle. An unlocking position in which the linkage lever and the inside lever are connected to be unlocked by the operation of the switching lever, and an unlocking member that is movable to the locking position in which the connection is cut to be locked. The vehicle exterior locking / unlocking means includes a connecting member movable toward the engagement / disengagement member by operating the key cylinder, and the vehicle exterior locking / unlocking means is unlocked from the locked state by operating the key cylinder. By switching to, the connecting member engages with the engaging / disengaging member, and the in-vehicle locking / unlocking means is switched from the locked state to the unlocked state. To.
[0007]
DETAILED DESCRIPTION OF THE INVENTION
Hereinafter, an embodiment of the present invention will be described with reference to the drawings.
In the following description, the upper right side of FIG. 1 is “upward”, the lower left side is “lower”, the upper left side is “inside”, the lower right side is “outside”, and the upper side is “front”. ", And the lower part is" rear ".
[0008]
(1) is a box-shaped body formed of a synthetic resin material and fixed to an inner panel of a driver's door of an automobile with a plurality of bolts (not shown).
[0009]
As shown in FIGS. 1 and 9, the housing (1a), which is recessed on the surface side behind the body (1), is pivotally mounted with a front / rear shaft (2), and the door is opened and closed. A striker (3) fixed to the vehicle body side, a latch (4) that can be engaged and disengaged, and a shaft portion (5a) in the front-rear direction, and a half latch claw (4a) formed on the latch (4), By engaging with the full latch claw (4b), the pawl (4) prevents the latch (4) from rotating in the open direction (counterclockwise in FIG. 9) and restrains the door to a half door state or a fully closed state ( 5) is housed.
[0010]
The entire periphery of the latch (4) is covered with a synthetic resin, and a hollow buffer portion (4c) that is elastically deformable in the rotational direction is formed on the outer peripheral edge of the synthetic resin on the vehicle exterior (left side in FIG. 9). ), And a cam groove (4d) in which the distance from the shaft (2) gradually increases in the clockwise direction is formed on the side surface facing the body (1).
[0011]
(6) is a spring that applies a biasing force in the open direction to the latch (4), and (7) is a spring that applies a biasing force in the engaging direction (clockwise in FIG. 9) to the pole (5). is there.
[0012]
(8) is a metal cover plate that is fixed to the front side of the body (1) and closes the storage part (1a). A reinforcing wall (8a) is formed. When the latch (4) moves to the overtravel position, the reinforcing wall (8a) comes into contact with the buffer portion (4c) and prevents the latch (4) from rotating.
[0013]
(9) is a base plate having a mounting surface (9a) fixed to the front surface of the body (1) and bent forward. (10) is a synthetic resin cover that covers the entire front side of the body (1) including the base plate (9).
[0014]
The cover (10) has a cable holding portion (10a) for holding the cable (14) facing the vertical direction, the upper end portion of which is connected to an outside handle (not shown) disposed on the outside of the door. And a cable holding portion (10b) for holding the cable (17) facing the front-rear direction, the front end portion of which is connected to an inside handle (not shown) disposed on the inside of the door.
[0015]
(11) is fixed to the shaft (5a) of the pole (5) projecting to the back side of the body (1), and extends to the vehicle inner side and the first arm (11a) extending to the vehicle outer side. An open lever having a second arm (11b) for releasing the lock, and by rotating it in the open direction (clockwise in FIGS. 2 and 3), the pawl (5) is engaged with the latch (4). The door can be opened.
[0016]
(13) is an outside lever pivotally attached to the back side of the body (1) with a longitudinal axis (12), and its outer end is connected to the outside handle via a cable (14). It is connected and rotated in the opening direction (counterclockwise in FIGS. 2 and 3) by opening the outside handle.
[0017]
(15) is an inside lever pivotally attached to the mounting surface (9a) of the base plate (9) with a left / right axis (16), and an L-shaped groove (15a) is provided below it. The upper end portion is connected to the inside handle via a cable (17), and is rotated in the opening direction (counterclockwise in FIGS. 4 to 6) by opening the inside handle.
[0018]
Above the body (1) is an unlocked state in which the door can be opened from outside the vehicle by opening the outside handle, and a door that cannot be opened by disabling the outside handle opening operation. The vehicle unlocking means (18) which can be moved to the state, and the unlocking state where the door can be opened from the inside of the vehicle by the opening operation of the inside handle below the body (1), In-vehicle locking / unlocking means (19) is provided that can be moved to a locked state in which the door opening operation is disabled and the door cannot be opened. When both the vehicle outside locking / unlocking means (18) and the vehicle interior locking / unlocking means (19) are in the locked state, a super lock state described later is set.
[0019]
The vehicle outside locking / unlocking means (18) includes a motor (20) that constitutes an actuator described later, a sector gear (21), a connecting member (22), a key connecting member (23), and a locking / unlocking lever (24) that forms a locking / unlocking mechanism. First and second sub levers (25) and (26) are provided.
[0020]
As shown in FIG. 7, the motor (20) is fixed to the inner side of the upper part of the cover (10) in the left-right direction, as shown in FIG. 7, and locks and unlocks the remote operation switch or the operation switch provided in the vehicle. It is controlled to rotate in a predetermined direction by operation.
[0021]
The sector gear (21) is pivotally attached to the bearing portion (10c) provided inside the cover (10) with a shaft portion (21a) facing in the left-right direction, and the gear portion (21b) formed on the outer periphery is connected to the motor. The gear (20) is meshed with a pinion gear (20a) provided on the rotation shaft (20), and can be rotated by a predetermined angle in the clockwise and counterclockwise directions by the rotation of the motor (20). Further, a protrusion (21c) facing the vehicle interior is provided between the shaft portion (21a) and the gear portion (21b).
[0022]
The connecting member (22) is supported on the inside of the cover (10) so as to be movable up and down, and the projection (21c) of the sector gear (21) is engaged with the engagement hole (22c), and the operation switch is unlocked. When the sector gear (21) is rotated clockwise in FIG. 4 via the motor (20), the contact portion (22f) provided at the lower end is moved downward so as to approach the in-vehicle locking / unlocking means (19). When the sector gear (21) rotates counterclockwise via the motor (20) by the operation switch locking operation, the contact portion (22f) is moved upward so as to be separated from the in-vehicle locking / unlocking means (19). Move to.
[0023]
Further, the connecting member (22) is provided at the lower end of the elongated hole (22a) in the vertical direction, the engaging portion (22b) protruding toward the vehicle outer side, the arm (22d) protruding toward the vehicle outer side. And an engaging portion (22e) projecting outward of the vehicle.
[0024]
The key coupling member (23) is provided on the inner side of the cylindrical base portion (23a) facing in the left-right direction, and the shaft portion is slidably inserted into the long hole (22a) of the coupling member (22). 23b), which is pivotally attached to the bearing portions (10d) and (10e) shown in FIG. 7 formed inside the cover (10), and is connected to the engaging portion (22b) of the connecting member (22). A bifurcated engagement arm (23c) connected via play corresponding to the operation stroke of (18) and a key cylinder (A) that opens to the outside of the vehicle and is disposed on the outside of the door. It has an insertion hole (23d) into which a plate-shaped connecting rod (A1) to be inserted is inserted, and is rotated by the operation of the key cylinder (A), whereby the engaging arm (23c) is connected to the connecting member (20 ) To move the connecting member (22) in the vertical direction.
[0025]
The locking / unlocking lever (24) is formed of a synthetic resin material and is pivotally attached to a bearing portion (1b) provided on the back side of the body (1) with a shaft portion (24a) facing rearward. The protrusion (24b) facing inward is engaged with the arm (22d) of the connecting member (22), and the connecting member (22) is moved by either the motor (20) or the key connecting member (23). Thus, it is possible to move to the locking position shown in FIG. 2 and the unlocking position shown in FIG. 3 rotated counterclockwise from the locking position.
[0026]
An elastically deformable tongue-shaped check portion (24d) provided at the tip of the arm (24c) facing downward in the locking / unlocking lever (24) presses against a protrusion (1c) provided on the body (1). As a result, the locking / unlocking lever (24) is elastically held in the locking position and the unlocking position.
[0027]
The first sub-lever (25) has a vertical hole (25a) drilled in the upper part slidably engaged with a protrusion (24e) provided on the locking / unlocking lever (24), and has a lower end. The projecting shaft portion (25b) is rotatably connected to the connection hole (13a) of the outside lever (13).
[0028]
The lower end of the second sub-lever (26) is pivotally attached to the shaft part (25b), and is biased by the spring (28) in a direction approaching the first sub-lever (25). One arm (11a) has a release portion (26a) that can be engaged and disengaged.
[0029]
The first and second sub levers (25) and (26) are moved by the unlocking position and the movement of the locking and unlocking lever (24) to the locking position, as shown in FIG. (26a) can move to an unlocked position where it can be engaged with the first arm (11a) of the open lever (11) and a locked position where it cannot be engaged as shown in FIG.
[0030]
As described above, when the vehicle unlocking / unlocking means (18) is in the unlocked state, the locking / unlocking lever (24) and the first and second sub levers (25), (26) are in the unlocking position, and the outside handle When the outside lever (13) is rotated in the opening direction by the opening operation and the first and second sub levers (25) and (26) are moved downward, the release portion (26a) of the second sub lever (26) is moved. The door can be opened by engaging the first arm (11a) of the open lever (11) and operating the open lever (11) in the open direction to release the pole (6) from the latch (4). .
[0031]
Further, when the vehicle unlocking / unlocking means (18) is in the locked state, the locking / unlocking lever (24) and the first and second sub-lever (25) (26) are in the locking position, and the releasing portion of the second sub-lever (26) Since (26a) swings with respect to the first arm (11a) of the open lever (11), the door opening operation of the outside handle becomes invalid and the door cannot be opened.
[0032]
The conventional door lock device can operate the locking / unlocking means in a locked or unlocked state by operating a lock knob provided on the inner side of the door, but in the embodiment of the present invention, The door lock device does not have a lock knob so that the lock knob is not unlocked by unauthorized means.
[0033]
Accordingly, the operation of the unlocking / unlocking means (18) outside the vehicle is performed from outside the vehicle by either the key cylinder (A) or the remote control switch as described above, and is provided in the vicinity of the driver's seat from the inside. This is possible only by electrical operation of the operation switch, and cannot be operated manually. Further, the unlocking / unlocking state of the exterior locking / unlocking means (18) is displayed by a detection lamp (not shown) detecting each state of the exterior locking / unlocking means (18) and using a display lamp or the like provided indoors. It is.
[0034]
Next, the interior locking / unlocking means (19) will be described. The in-vehicle locking / unlocking means (19) includes a motor (29) that constitutes an actuator, which will be described later, a switching lever (30), a linkage lever (31), and an engagement / disengagement member (32).
[0035]
As shown in FIG. 7, the motor (29) is fixed to the inner side of the lower part of the cover (10) in the left-right direction as shown in FIG. It is controlled to rotate in the direction of.
[0036]
The switching lever (30) is pivotally attached to the mounting surface (9a) of the base plate (9) with a shaft portion (30a) facing the vehicle interior, and before and after overlapping with the L-shaped groove (15a) of the inside lever (15). 4 and a gear portion (30c) that meshes with the pinion gear (29a) of the motor (29). By the rotation of the motor (29), the locking position shown in FIG. 5 and the unlocking position shown in FIG.
[0037]
The locking position and the unlocking position are held by a tongue-like elastically deformable check portion (30e) elastically contacting a protrusion (9b) protruding from the mounting surface (9a).
[0038]
In addition, the side of the switching lever (30) on the inner side of the vehicle can be moved from the inner panel of the door so that the switching lever (30) can be manually operated only when the door is opened. A knob (30d) is provided to protrude from the top.
[0039]
The linkage lever (31) is pivotally mounted on the same axis (16) as the inside lever (15), and is rotated in the opening direction (counterclockwise in FIGS. 4 to 6), and the second lever of the opening lever (11). It is possible to engage with the release portion (31a) engageable with the arm (11b) and the engagement portion (22e) of the connecting member (22), and move the connecting member (22) downward to unlock and unlock the vehicle. The canceling part (31b) that can move (18) to the unlocked state, the length in the vertical direction overlapping the L-shaped groove (15a) of the inside lever (15) and the long hole (30b) of the switching lever (30) And a hole (31c).
[0040]
The engaging / disengaging member (32) has a vertically elongated slot (32a) drilled in the upper part slidably engaged with the shaft (16), and a projection (32b) projecting in the lower part is switched. The lever (30) has a long hole (30b), a long hole (31c) in the linkage lever (31), and an L-shaped groove (15a) in the inside lever (15). To move up and down, and move to the locking position shown in FIG. 4 and the unlocking position shown in FIGS.
[0041]
When the engaging / disengaging member (32) is in the locking position, the protrusion (32b) is positioned at the corner of the L-shaped groove (15a), and the L-shaped The groove (15a) is swung with respect to the protrusion (32b) so that the rotation of the inside lever (15) is not transmitted to the linkage lever (31).
[0042]
When in the unlocked position, the protrusion (32b) is positioned at the lower end of the L-shaped groove (15a), connects the inside lever (15) and the linkage lever (31), and moves the inside lever (15) The linkage lever (31) is also turned in the open direction by turning in the open direction.
[0043]
At the upper end of the engagement / disengagement member (32), a contact portion (32c) that can contact the contact portion (22f) of the connecting member (22) in the vertical direction is provided. In the engagement relationship between the contact portion (32c) of the engagement / disengagement member (32) and the contact portion (22f) of the connection member (22), when the connection member (22) moves downward, the contact portion (22f) Is brought into contact with the contact portion (32c) of the engagement / disengagement member (32), the engagement / disengagement member (32) is moved downward, and the in-vehicle locking / unlocking means (19) is moved to the unlocked state. Further, when the engagement / disengagement member (32) moves upward, the contact portion (32c) contacts the contact portion (22f) of the connection member (22), and the connection member (22) is moved upward, The vehicle exterior unlocking means (18) is moved to the locked state.
[0044]
As described above, when the in-vehicle locking / unlocking means (19) is in the unlocked state, the switching lever (30) and the engaging / disengaging member (32) are in the unlocking position, and the inside lever (15) and the connecting lever ( 31) is connected with an engaging / disengaging member (32).
[0045]
In this state, when the inside handle is operated, the linkage lever (31) is rotated integrally with the inside lever (15) in the open direction, so that the release portion (31a) of the linkage lever (31) is released. The door can be opened by engaging the second arm (11b) of the open lever (11) and operating the open lever (11) to release the pole (6) from the latch (4). That is, in this state, the door can always be opened by operating the inside handle regardless of whether the vehicle exterior locking / unlocking means (18) is locked or unlocked. That is, an override operation is possible.
[0046]
When the in-vehicle locking / unlocking means (19) is in the locked state, the switching lever (30) and the engagement / disengagement member (32) are in the unlocking position, and the connection between the inside lever (15) and the linkage lever (31) is disconnected. The rotation of the inside lever (15) in the opening direction is not transmitted to the linkage lever (32). Therefore, in this locked state, even if the inside handle is operated, the door cannot be opened. Further, in this state, the outside locking / unlocking means (18) is also locked, and the operation of the outside handle and the inside handle is invalidated so that the door cannot be opened from inside and outside the vehicle. This state is a super lock state.
[0047]
(34) is a detection member in which a cylindrical portion (34a) facing in the front-rear direction is rotatably fitted in a shaft hole (1d) provided in the upper corner of the body (1), as shown in FIG. In this way, it enters the storage part (1a) from the front surface of the body (1) through the insertion window (1e) drilled in the body (1) and fits into the cam groove (4d) of the latch (4). It has a first arm (34b) and a second arm (34c) (see FIG. 2) extending along the front surface of the body (1), from the open position of the latch (4) to the full latch position. In conjunction with this movement, it rotates counterclockwise in FIG.
[0048]
In FIG. 2, (35) is a detection switch fixed to the front surface of the body (1), and detects the position of the latch (4) by detecting the movement of the detection member (34). (36) is an emergency operation member in which the shaft portion (36a) is rotatably inserted into the cylindrical portion (34a) of the detection member (34). The locking / unlocking lever (24) is provided on the front surface of the body (1). An arm (36b) that engages with the arm (24f) provided on the shaft, and a slit-shaped operation hole (36c) provided on the rear end surface of the shaft portion (36a).
[0049]
The operation hole (36c) is attached to be exposed to the outside through the inner panel of the door when the door is opened. By inserting a key plate or the like into this operation hole (36c) and rotating the entire detection member (34), the locking / unlocking lever (24) is moved from the unlocking position to the locking position or vice versa. be able to.
[0050]
Next, the operation of each state of the embodiment of the present invention will be described.
(The unlocking and unlocking means outside the vehicle and the locking and unlocking means inside the car are unlocked)
In this state, the cable (14), the outside lever (13), and the first and second sub levers (25) and (26) are opened by opening the outside handle from outside the vehicle. The door can be opened by operating the open lever (11).
[0051]
Also, when the inside handle is operated from inside the vehicle, the door is opened by operating the open lever (11) via the cable (17), the inside lever (15), the engagement / disengagement member (32), and the linkage lever (31). Can be opened.
[0052]
When the key cylinder (A) is locked from the state shown in FIGS. 3 and 6 or the operation switch is locked and the motor (20) is rotated, the key connecting member (23) or the sector gear (21) Then, the connecting member (22) can be moved downward to bring the vehicle exterior locking / unlocking means (18) into the locked state.
[0053]
Further, when the remote control switch is operated from outside the vehicle and the motor (29) is rotated, the in-vehicle locking / unlocking means (19) is changed from the unlocked state to the locked state, and the contact portion ( When 32c) pushes the connecting member (22) upward, the vehicle exterior locking / unlocking means (18) is also locked, and is in a super locked state.
[0054]
(Vehicle locking / unlocking means locked, vehicle locking / unlocking means unlocked)
2 and 5, in this state, even if the outside handle is operated to open the outside handle from the outside of the vehicle, the release portion (26a) of the second sub-lever (26) is moved to the first arm of the open lever (11) ( The door cannot be opened because it swings against 11a).
[0055]
When the inside handle is operated from the inside of the vehicle, the door can be opened even when the outside locking / unlocking means (18) is in the locked state. At the same time, the canceling portion (31b) of the linkage lever (31) engages with the engaging portion (22e) of the connecting member (22) and moves the connecting member (22) downward, thereby The locking / unlocking means (18) is switched from the locked state to the unlocked state.
[0056]
When the remote control switch is operated from the state shown in FIGS. 2 and 5 to rotate the motor (29), the in-vehicle locking / unlocking means (19) is locked and the super-lock state is set.
[0057]
(External vehicle locking / unlocking means and in-vehicle locking / unlocking means locked)
2 and 4, this state is a super lock state, and the door cannot be opened even if the outside handle is operated from outside the vehicle or the inside handle is operated from inside the vehicle. Therefore, the door cannot be opened even if the inside handle is operated from outside the vehicle by unauthorized means.
[0058]
By unlocking the key cylinder (A) from the super locked state, the vehicle exterior unlocking means (18) can be unlocked, and the contact portion (22f) of the connecting member (22) The in-vehicle locking / unlocking means (19) can be brought into the unlocked state by pushing the engaging / disengaging member (32) downward.
[0059]
Therefore, even when the operation of the motors (20) and (29) becomes impossible due to battery exhaustion, the super lock state can be unlocked from outside the vehicle by mechanical operation of the key cylinder (A).
[0060]
【The invention's effect】
According to the present invention, the following effects can be achieved.
(a) According to the first aspect of the present invention, when the vehicle exterior locking / unlocking means and the vehicle interior locking / unlocking means are both locked, the vehicle is brought into the super-lock state, and the inside handle is operated by the unauthorized means to open the door. Even if the unlocking operation of the super lock state by the actuator becomes impossible due to the battery running out, etc., the super lock state can be unlocked by operating the key cylinder from the outside of the vehicle, thereby improving safety. Can do.
Further, the in-vehicle locking / unlocking means can be locked / unlocked with a simple configuration, and the super-lock state can be reliably unlocked by the unlocking operation of 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 a front view of the door lock device when the vehicle exterior locking / unlocking means shown with the cover removed is in the locked state.
FIG. 3 is also a front view of the main part when the vehicle exterior unlocking means is in the unlocked state.
FIG. 4 is a side view of the main part when the outside locking / unlocking means is in the locked state and the in-vehicle locking / unlocking means is in the locked state.
FIG. 5 is a side view of the main part when the outside locking / unlocking means is in the locked state and the in-vehicle locking / unlocking means is in the unlocked state.
FIG. 6 is a side view of the main part when the outside locking / unlocking means and the inside locking / unlocking means are in the unlocked state.
FIG. 7 is a rear view similarly showing the inside of the cover.
FIG. 8 is also a rear view of the door lock device.
FIG. 9 is a rear view of the body, with the cover plate removed.
10 is an enlarged cross-sectional view taken along line XX in FIG.
[Explanation of symbols]
(1) Body
(1a) Storage section
(1b) Bearing part
(1c) Projection
(1d) Shaft hole
(1e) Insertion window
(2) Axis
(3) striker
(4) Latch
(4a) Half latch claw
(4b) Full latch claw
(4c) Buffer part
(4d) Cam groove
(5) Paul
(5a) Shaft
(6) (7) Spring
(8) Cover plate
(8a) Reinforcement wall
(9) Base plate
(9a) Mounting surface
(9b) Projection
(10) Cover
(10a) (10b) Cable holder
(10c) (10d) (10e) Bearing
(11) Open lever (lock release means)
(11a) First arm
(11b) Second arm
(12) Axis
(13) Outside lever
(13a) Connecting hole
(14) Cable
(15) Inside lever
(15a) L-shaped groove
(16) axis
(17) Cable
(18) Outside vehicle unlocking means
(19) In-car locking / unlocking means
(20) Motor (actuator)
(20a) Pinion gear
(21) Sector gear
(21a) Shaft
(21b) Gear part
(21c) Projection
(22) Connecting member
(22a) Long hole
(22b) Engagement part
(22c) Engagement hole
(22d) Arm
(22e) Engagement part
(22f) Contact part
(23) Key connecting member
(23a) Base
(23b) Shaft
(23c) Engagement arm
(23d) Insertion hole
(24) Locking / unlocking lever
(24a) Shaft
(24b) Projection
(24c) Arm
(24d) Check section
(24e) Projection
(24f) Arm
(25) 1st sub lever
(25a) Long hole
(25b) Shaft
(26) Second sub lever
(26a) Release part
(27) Motor case
(28) Spring
(29) Motor (actuator)
(29a) Pinion gear
(30) Switching lever
(30a) Shaft
(30b) Long hole
(30c) Gear part
(30d) Knob
(30e) Check section
(31) Linking lever
(31a) Release part
(31b) Cancellation part
(31c) Long hole
(32) Engaging / disengaging member
(32a) Long hole
(32b) Projection
(32c) Contact part
(33) Motor case
(34) Detection member
(34b) 1st arm
(34c) Second arm
(35) Detection switch
(36) Emergency operation member
(36a) Shaft
(36b) Arm
(36c) Operation hole
(A) Key cylinder

Claims (1)

An unlocked state linked to a key cylinder provided on the vehicle exterior side of the door, and capable of opening the door from outside the vehicle by operating a lock release means by operating an outside handle provided on the vehicle exterior side of the door; and A vehicle exterior unlocking means capable of switching to a locked state in which the door cannot be opened from outside the vehicle without operating the unlocking means by operating an outside handle;
An unlocked state in which the door can be opened from the inside of the vehicle by operating the unlocking means by operating an inside handle provided on the inside of the door by an actuator that can be driven by the operation of an appropriate operation switch, and the inside In-vehicle locking / unlocking means that can be switched to a locked state where the door cannot be opened from inside the vehicle without operating the unlocking means by operating a handle,
The in-vehicle locking / unlocking means is provided between a switching lever that can be operated by the actuator, a linkage lever that can actuate the unlocking means, and an inside lever that is connected to the linkage lever and the inside handle. An unlocking position for connecting the linkage lever and the inside lever by the operation of the unlocking position and an unlocking member movable to the locking position for disconnecting and locking the connection,
The vehicle exterior locking / unlocking means includes a connecting member movable toward the engagement / disengagement member by operating the key cylinder,
When the outside locking / unlocking means is switched from the locked state to the unlocked state by operating the key cylinder, the connecting member is engaged with the engagement / disengagement member, and the in-vehicle locking / unlocking means is unlocked from the locked state. A door lock device for an automobile characterized by switching to

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