JP6652710B2 - Vehicle door lock device - Google Patents

Description

  The present invention relates to a vehicle door lock device.

  Patent Document 1 discloses a conventional vehicle door lock device. This vehicle door lock device is fixed between a vehicle body and a door that can be opened and closed with respect to the vehicle body, and can be held with the door closed with respect to the vehicle body. This vehicle door lock device includes a housing, a latch mechanism, an operating mechanism, a key sub-lever, a switch lever, and a plurality of switches.

  The housing has a latch chamber and a storage chamber formed therein. The latch mechanism is housed in the latch chamber. The latch mechanism can hold the door closed with respect to the vehicle body. The operating mechanism is stored in the storage room. The operating mechanism is capable of operating the latch mechanism.

  As shown in FIG. 4-1 and the like of Patent Document 1, the first switch is housed in a latch chamber. The first switch is capable of detecting a state of a fork constituting a part of the latch mechanism. As shown in FIG. 7A and the like of Patent Document 1, the second switch is housed in a housing room. The second switch can detect the state of the operating mechanism by the displacement of the key sub-lever. As illustrated in FIG. 8A and the like of Patent Document 1, the third switch is housed in a housing room. The third switch can detect another state of the operating mechanism by the displacement of the switch lever. The key sub lever and the switch lever are supported by the housing so as to be swingable around the same axis.

JP 2005-188130 A

  By the way, in the above-mentioned conventional vehicle door lock device, it is necessary to provide an installation space for the first switch in the latch room and to provide an installation space for the second and third switches in the storage room. Further, in this vehicle door lock device, the relative positional relationship between the second and third switches is restricted by the key sub-lever and the switch lever that swing around the same axis. Therefore, it is difficult to arrange the key sub-lever, the switch lever, and the second and third switches at positions close to each other while avoiding mutual interference. As a result, it is difficult to reduce the size of the vehicle door lock device.

  SUMMARY OF THE INVENTION The present invention has been made in view of the above-described conventional circumstances, and has as an object to solve the problem of providing a vehicle door lock device capable of realizing miniaturization.

A vehicle door lock device according to the present invention is a vehicle door lock device that is fixed between a vehicle body and a door that can be opened and closed with respect to the vehicle body, and that can hold the door closed with respect to the vehicle body. So,
A housing in which a latch chamber and a storage chamber are formed,
A latch mechanism housed in the latch chamber and capable of holding the door closed with respect to the vehicle body;
An operation mechanism housed in the storage chamber and capable of operating the latch mechanism;
A first detection lever housed in one of the latch chamber and the housing chamber and swinging around a first axis;
A first switch housed in the one of the latch chamber and the housing chamber and capable of detecting a first state of the latch mechanism or the operating mechanism by displacement of the first detection lever;
A second detection lever housed in the one of the latch chamber and the storage chamber and swinging around a second axis parallel to the first axis;
A second switch housed in the one of the latch chamber and the housing chamber and capable of detecting a second state of the latch mechanism or the operating mechanism by displacement of the second detection lever,
The first axis is defined by a first guide surface that is formed in an annular shape and extrapolates the first detection lever ,
The second axis is shifted with respect to the first axis, and is located inside the first guide surface. The second guide surface is formed in an annular shape and extrapolates the second detection lever. Stipulated,
The first detection lever and the second detection lever are stacked in a direction in which the first axis and the second axis extend.

  In the vehicle door lock device of the present invention, the first and second detection levers and the first and second switches are stored in one of the latch chamber and the storage chamber, and the first and second detection levers are separately provided in the latch chamber and the storage chamber. There is no need to provide an installation space for the lever and the first and second switches.

  The first axis of the first detection lever is defined by an annular first guide surface. The second axis of the second detection lever is deviated from the first axis and is defined by a second guide surface located inside the first guide surface. The first and second detection levers are stacked in a direction in which the first axis and the second axis extend. With such a layout configuration of the first and second detection levers and the first and second switches, the first and second detection levers and the first and second switches can be easily arranged at positions close to each other while avoiding mutual interference. . That is, the degree of freedom in layout is improved.

  Therefore, the vehicle door lock device of the present invention can be downsized.

  It is desirable that a spring accommodating portion accommodating an urging spring for urging the first detection lever or the second detection lever is provided inside the first guide surface. In this case, by providing the spring accommodating portion in the space vacated by the deviation of the second axis with respect to the first axis, a space for disposing the biasing spring is secured outside the first guide surface. Thus, the size of the housing can be further reduced.

  It is preferable that the vehicle door lock device of the present invention further includes a plurality of terminals provided on the housing and connected to the first switch and the second switch. It is desirable that the first switch and the second switch are arranged so as to surround each terminal. In this case, each terminal is also arranged near the first and second switches, and the wiring length between the first and second switches and each terminal can be shortened, so that the housing can be further downsized.

  It is desirable that the striker be fixed to the vehicle body. It is desirable that a vehicle door lock device be fixed to the door. The housing desirably includes a latch housing having a latch chamber formed therein, and an operating housing assembled with the latch housing and having a storage chamber formed therein. It is desirable that the latch housing is formed with an entrance through which a striker can enter. The latch mechanism is swingably provided in the latch housing, and the fork is displaced between a latch position for holding the striker in the entrance and an unlatched position for allowing the striker to be separated from the entrance, and a swing for the latch housing. It is desirable to have a pole which is provided so as to be able to fix or open the fork. The operation mechanism is displaceably provided on the operation housing, is displaced by an opening operation on the door handle, acts on the pawl, and is capable of displacing the fork on the pawl, and is displaceably provided on the operation housing. The first lever can be displaced between a locked position where the first lever cannot be operated on the pawl and an unlocked position where the first lever is not held in the locked position. In the unlocked position, the fork in the latch position is unlatched. And a second lever for displacing the fork in the latched position in the locked position to the disengaged position in the locked position, and a swingably provided in the operating housing, and interlocking with the fork, the room corresponding to the latched position. A third lever that is displaced between a light-off position and an interior light-on position that corresponds to an unlatch position, and is swingably provided on the operation housing. While the second lever is displaced from the locked position to the unlocked position by swinging by the unlocking operation on the key cylinder, the second lever is displaced from the unlocked position to the locked position by swinging by the locking operation on the key cylinder. It is desirable to have a fourth lever that makes it possible. It is desirable that the first switch and the second switch be stored in a storage room. Preferably, the third lever is a first detection lever, and the fourth lever is a second detection lever. In this case, since the installation space for the first and second switches and the like in the operation housing can be reduced, the operation housing can be downsized.

  The vehicle door lock device of the present invention is housed in a storage room and provided on a third switch capable of detecting a state of a second lever, and provided on an operation housing and connected to the first switch, the second switch, and the third switch. And a plurality of terminals. It is desirable that the first switch, the second switch, and the third switch are arranged so as to surround each terminal.

  In this case, the installation space for the first to third switches and the like can be reduced in the operation housing. Further, each terminal is also arranged near the first to third switches, so that the wiring length between the first to third switches and each terminal can be shortened. As a result, the working housing can be further downsized.

  According to the vehicle door lock device of the present invention, downsizing can be realized.

FIG. 1 is a perspective view of a vehicle door lock device according to an embodiment. FIG. 2 is a perspective view of the vehicle door lock device of the embodiment. FIG. 3 is a perspective view of the latch housing and the latch mechanism. FIG. 4 is an exploded perspective view of the latch housing and the latch mechanism. FIG. 5 is a front view of the first housing and the operating mechanism. FIG. 6 is an exploded perspective view of the first housing and the operation mechanism. FIG. 7 is a perspective view of the first housing. FIG. 8 is a perspective view of the second housing. FIG. 9 is an exploded perspective view of the worm wheel, the I / S lock lever, and the linear motion lock lever. FIG. 10 is a front view of the first housing and the operating mechanism. FIG. 11 is a schematic diagram illustrating the operation of the O / S open lever, the inertia lever, the fork, and the pawl. FIG. 12 is a schematic diagram illustrating the operation of the O / S open lever, the inertia lever, the fork, and the pawl. FIG. 13 is a schematic diagram illustrating the operation of the O / S open lever, the inertia lever, the fork, and the pawl. FIG. 14 is a schematic diagram illustrating the operation of the O / S open lever, the inertia lever, the fork, and the pawl. FIG. 15 is a schematic diagram illustrating the operation of the adjuster SW lever and the first switch. FIG. 16 is a schematic diagram illustrating the operation of the O / S lock lever and the second switch SW2. FIG. 17 is a partial perspective view showing a relative positional relationship between the adjuster SW lever, the spring, the first to third switches, a plurality of terminals, and the electric motor. FIG. 18 is a partial perspective view showing the first and second guide surfaces and the periphery of the spring accommodating portion in the first housing, and a plurality of terminals.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings.

(Example)
As shown in FIGS. 1 and 2, a vehicle door lock device 1 (hereinafter, simply referred to as “door lock device 1”) of an embodiment is an example of a specific embodiment of the vehicle door lock device of the present invention. is there. Although not shown, the door lock device 1 is fixed to a door that can be opened and closed with respect to the body of a vehicle such as an automobile, a bus, or an industrial vehicle. The door lock device 1 can hold the striker fixed to the vehicle body with the door closed with respect to the vehicle body.

  1 and 2 show a door lock device 1 disposed inside a rear end of a door provided on a left side surface of a vehicle body. When the door lock device 1 is fixed to the rear end of the door provided on the right side surface of the vehicle body, it is only a matter of selfishness. Further, the door lock device 1 may be provided in a tailgate or the like.

  The front-rear direction and the vertical direction shown in FIGS. 1 and 2 are based on the vehicle front-rear direction and the vertical direction. In addition, in the vehicle inside and outside directions shown in FIGS. 1 and 2, the left side of the vehicle is defined as the vehicle outside, and the opposite side is defined as the vehicle inside with respect to a person riding in the vehicle compartment. The front-rear direction, the up-down direction, and the inside and outside directions of the vehicle shown in FIG. 3 and subsequent figures are displayed corresponding to FIGS.

  As shown in FIG. 1, an outer door handle H1 and a key cylinder H2 are disposed on an outer surface of a door (not shown) to which the door lock device 1 is fixed. An interior lock knob H3 and an inside door handle H4 are provided on an inner surface of the door exposed in the vehicle interior. The outer door handle H1 and the inner door handle H4 are examples of the “door handle” of the present invention.

  The upper end of the transmission rod C1 is connected to the outer door handle H1. The door lock device 1 is disposed below the outer door handle H1 inside the door. The lower end of the transmission rod C1 is connected to the O / S open lever 20 of the door lock device 1.

  The key cylinder H2 is integrally rotatably held by a key cylinder holding portion C2A rotatably provided at the upper end of the door lock device 1. As shown in FIG. 2, an upper end portion of a link rod C2B is connected to the key cylinder holding portion C2A. The lower end of the link rod C2B is connected to an O / S lock lever 30, which will be described later with reference to FIG. 5 and the like, via a link lever C2C.

  As shown in FIG. 1, one end of a transmission cable C3 is connected to the indoor lock knob H3. One end of a transmission cable C4 is connected to the inner door handle H4. As shown in FIG. 2, the other end of the transmission cable C3 is drawn into the door lock device 1 and is connected to an I / S lock lever 35 described later with reference to FIG. The other end of the transmission cable C4 is drawn into the door lock device 1, and is connected to an I / S open lever 25 described later with reference to FIG.

  The door lock device 1 includes a latch housing 9 shown in FIGS. 1 to 4 and an operation housing 7 shown in FIGS. 1, 2 and 5 to 8. As shown in FIGS. 1 and 2, the working housing 7 is assembled to the latch housing 9. The latch housing 9 and the operating housing 7 are examples of the “housing” of the present invention.

  As shown in FIGS. 6 to 8 and the like, the working housing 7 has a first housing 70 and a second housing 80 made of resin, respectively. As shown in FIG. 7, the first housing 70 has a first base wall 71 and a first peripheral portion 73 surrounding the first base wall 71. As shown in FIG. 8, the second housing 80 has a second base wall 81 and a second peripheral portion 83 surrounding the second base wall 81. The first base wall 71 and the second base wall 81 face each other, and the first peripheral edge 73 and the second peripheral edge 83 are welded, so that the second housing 80 is assembled to the first housing 70. Inside the working housing 7, a storage chamber 7A is formed. The operation mechanism 6 shown in FIGS. 5, 6, and 9 to 17 is stored in the storage room 7A.

  As shown in FIG. 4, the latch housing 9 has a third housing 90 made of resin, and a base plate 99 and a back plate 98 each made of a steel plate. The fork swing shaft 11S and the pole swing shaft 12S are inserted through the third housing 90, the base plate 99 is arranged behind the third housing 90, and the back plate 98 is arranged in front of the third housing 90. Then, the rear ends of the fork swing shaft 11S and the pole swing shaft 12S are swaged and fixed to the base plate 99, and the front ends of the fork swing shaft 11S and the pole swing shaft 12S are swaged to the back plate 98. The latch chamber 9 </ b> A is formed inside the latch housing 9 by tightening and fixing. The latch mechanism 8 shown in FIGS. 2, 4, and 11 to 14 is housed in the latch chamber 9A.

  As shown in FIGS. 5 to 7, the first housing 70 is formed with two support portions 76P and 76Q. The support portion 76 </ b> P protrudes from the first base wall 71 near the rear and upper end of the first peripheral portion 73 of the first housing 70. The support portion 76 </ b> Q protrudes from the first base wall 71 near the rear and lower end of the first peripheral portion 73 of the first housing 70. The support portions 76P and 76Q extend toward the second base wall portion 81 of the second housing 80.

  As shown in FIGS. 3 and 4, the third housing 90 is formed with two insertion holes 96P and 96Q. The insertion hole 96 </ b> P is provided on the upper end side of the third housing 90 so as to extend through the inside and outside of the vehicle. The insertion hole 96 </ b> Q extends through the inside and outside of the vehicle at the lower end of the third housing 90.

  As shown in FIG. 8, in the second housing 80, two retaining portions 86P and 86Q are recessed. The retaining portion 86P is recessed in the second peripheral portion 83 of the second housing 80 at the rear and near the upper end. The retaining portion 86P is aligned with the tip of the support portion 76P. The retaining portion 86 </ b> Q is recessed in the vicinity of the rear and lower end of the second peripheral portion 83 of the second housing 80. The retaining portion 86Q is aligned with the tip of the support portion 76Q.

  Before the second housing 80 is assembled to the first housing 70, the third housing 90 is temporarily assembled to the first housing 70. At this time, as shown in FIG. 7 and the like, a groove-shaped guide portion 71J is recessed at the rear end of the first base wall portion 71 in the first housing 70. As shown in FIG. 4, a rib 90 </ b> J protrudes from an end surface of the third housing 90 on the outer side and upper side of the vehicle. Then, by causing the third housing 90 to approach the first housing 70 while guiding the rib 90J by the guide portion 71J, the third housing 90 is temporarily assembled to the first housing 70 at an appropriate position.

As a result, an intermediate portion of the support portion 76P of the first housing 70 is inserted into the insertion hole 96P of the third housing 90. An intermediate portion of the support portion 76Q of the first housing 70 is inserted into the insertion hole 96Q of the third housing 90.

  Next, when the second housing 80 is assembled to the first housing 70, the distal end of the support portion 76P of the first housing 70 is fitted into the retaining portion 86P of the second housing 80. Further, the tip of the support portion 76 </ b> Q of the first housing 70 is fitted into the retaining portion 86 </ b> Q of the second housing 80. Then, the third housing 90 is joined to the first housing 70 and the second housing 80 by welding the first peripheral portion 73 of the first housing 70 and the second peripheral portion 83 of the second housing 80.

  The base plate 99 has a plurality of fixing holes 99H and entrances 99A. By inserting a plurality of setscrews (not shown) into the rear end face of the door and further screwing into the fixing holes 99H of the base plate 99, the door lock device 1 exposed the entrance 99A to the rear end face of the door. Fixed to the door in the state. When the door lock device 1 moves with the opening and closing of the door, the striker fixed to the vehicle body relatively enters or leaves the entrance 99A.

  As shown in FIG. 4, the latch mechanism 8 has a fork 11 and a pole 12. The fork 11 is swingably supported by a fork swing shaft 11S located above the entrance 99A. A torsion coil spring 11T is mounted on the fork swing shaft 11S. The pole 12 is swingably supported by a pole swing shaft 12S located below the entrance 99A. A torsion coil spring 12T is mounted on the pole swing shaft 12S.

  As shown in FIG. 11, the fork 11 is urged by a torsion coil spring 11T so as to swing in the direction D11 around the fork swing shaft 11S. A portion located on the entrance 99A side of the fork 11 branches into an inner convex portion 11A and an outer convex portion 11B. The cutout 11C formed between the inner protrusion 11A and the outer protrusion 11B accommodates the striker S1 that has entered the entrance 99A. In the state shown in FIG. 11, the fork 11 holds the striker S1 at the bottom of the entrance 99A. A latch surface 11D that can abut a stopper surface 12A, which will be described later, is formed on the distal end side of the inner convex portion 11A facing the pole 12.

  The pole 12 is biased by a torsion coil spring 12T to swing in the direction D12 around the pole swing axis 12S, and maintains the posture shown in FIG.

  A stopper surface 12A is formed at a portion of the pole 12 located on the bottom side of the entrance 99A. The stopper surface 12A is formed so as to face the above-described latch surface 11D. The arc forming the stopper surface 12A is interrupted on the fork 11 side, and a sliding surface 12C extending from the arc toward the pole swing shaft 12S is formed. On the other hand, a contacted portion 12B is formed on the pole 12 on the opposite side of the pole swing shaft 12S from the stopper surface 12A. As shown in FIG. 4, the contacted portion 12B protrudes forward in a columnar shape. As shown in FIG. 3, the front end of the abutted portion 12B projects forward from the latch chamber 9A through the third housing 90, and enters the storage chamber 7A.

  As shown in FIG. 11, the pawl 12 holds the striker S1 at the bottom of the entrance 99A, and the stopper surface 12A comes into contact with the latch surface 11D of the inner convex portion 11A. Secure so that it does not swing in the direction. The position of the fork 11 shown in FIG. 11 is a latch position for holding the striker S1 in the entrance 99A.

  As shown in FIG. 12, when an inertia lever 29 described later comes into contact with the contacted portion 12B of the pole 12 and pushes up, the pole 12 swings while resisting the urging force of the torsion coil spring 12T. It swings around the axis 12S in the direction opposite to the direction D12. At this time, since the stopper surface 12A is separated from the latch surface 11D, the pawl 12 releases the swing of the fork 11. Then, the fork 11 swings in the direction D11 around the fork swing shaft 11S by the urging force of the torsion coil spring 11T, and is displaced to the unlatched position that allows the striker S1 to separate from the entrance 99A.

  Conversely, when the striker S1 enters the entrance 99A, the striker S1 pushes the outer convex portion 11B, so that the fork 11 swings in the direction opposite to the direction D11, and moves from the unlatched position shown in FIG. Return to the indicated latch position. At this time, the tips of the outer convex portion 11B and the inner convex portion 11A sequentially slide on the sliding surface 12C. Then, when the inner convex portion 11A separates from the sliding surface 12C, the pole 12 swings in the direction of D12 and returns to the original posture shown in FIG. For this reason, the stopper surface 12A comes into contact with the latch surface 11D, and the swing of the fork 11 at the latch position is fixed. As a result, the latch mechanism 8 holds the door closed with respect to the vehicle body.

  As shown in FIGS. 3 and 4, a fork following lever 59 is swingably supported on an upper portion of the surface of the third housing 90 on the storage chamber 7A side. As shown in FIG. 4, a protrusion 59A is formed at one end of the fork following lever 59. As shown in FIGS. 11 and 12, the convex portion 59 </ b> A of the fork following lever 59 is in contact with the outer peripheral surface of the fork 11. Thereby, when the fork 11 is displaced between the latch position and the unlatched position, the fork following lever 59 swings following the fork 11. As shown in FIGS. 3 and 4, a protrusion 59 </ b> B is formed at the other end of the fork following lever 59. The protrusion 59B of the fork following lever 59 projects into the storage chamber 7A.

  As shown in FIGS. 5, 6 and 9 to 10, the operating mechanism 6 includes an O / S open lever 20, an I / S open lever 25, an inertia lever 29, an O / S lock lever 30, and an I / S lock. It has a lever 35, a linear motion lock lever 40, an electric motor M1, a worm wheel 39, an adjuster SW lever 50, a first switch SW1, a second switch SW2, a third switch SW3, and a plurality of terminals T1. These are one end of the O / S open lever 20 protruding outside the operating housing 7 as shown in FIG. 1, and the other end of the O / S open lever 20 protruding from the connector fitting portion 80C of the plurality of terminals T1 as shown in FIG. Except for the part, it is stored in the storage room 7A.

  The inertia lever 29 is an example of the “first lever” of the present invention. The linear motion lock lever 40 is an example of the “second lever” of the present invention. The adjuster SW lever 50 is an example of the “first detection lever” and the “third lever” of the present invention. The O / S lock lever 30 is an example of the “second detection lever” and the “fourth lever” of the present invention.

  As shown in FIGS. 6 and 7, in the first housing 70, an O / S open lever swing shaft 20 </ b> S is provided to protrude rearward at a rear and lower part of the first base wall 71.

  As shown in FIGS. 5 to 7, a first shaft portion 75 </ b> P is formed at a rearward and lower part of the first base wall portion 71 of the first housing 70. A second shaft portion 75Q is formed in a portion of the first base wall portion 71 ahead of the first shaft portion 75P. A third shaft portion 75R and a fourth shaft portion 75S are formed at a position substantially at the center of the first base wall portion 71. Each of the first shaft portion 75P, the second shaft portion 75Q, the third shaft portion 75R, and the fourth shaft portion 75S extends toward the second base wall portion 81 of the second housing 80.

  The O / S open lever 20 is swingably supported by an O / S open lever swing shaft 20S. As shown in FIG. 6, a torsion coil spring 20T is mounted on the O / S open lever swing shaft 20S. As shown in FIG. 11, the O / S open lever 20 is biased by a torsion coil spring 20T so as to swing in the direction D20 around the O / S open lever swing shaft 20S.

  As shown in FIG. 7, a fitting groove 24 is formed in the O / S open lever swing shaft 20S. As shown in FIG. 3, the third housing 90 is formed with a bearing portion 94 having a fitting plate portion 94L formed thereon. Although not shown, the fitting groove 24 of the O / S open lever swing shaft 20S and the fitting plate portion 94L of the bearing 94 are fitted to each other, so that the O / S open lever 20 is moved to the O / S open lever. The pivot shaft 20S is prevented from coming off.

  As shown in FIGS. 1 and 11, one end of the O / S open lever 20 protrudes outside the operating housing 7, and the lower end of the transmission rod C1 is connected to one end thereof.

  As shown in FIGS. 5 and 6, the inertial lever 29 is supported by the other end 20 </ b> B of the O / S open lever 20 so as to be swingable around a swing axis X <b> 29 extending in the front-rear direction. As shown in FIG. 11, the inertia lever 29 is urged by a torsion coil spring 29T shown in FIG. 6 to swing in the direction D29 around the swing axis X29.

  When the outer door handle H1 is opened and the transmission rod C1 is lowered, as shown in FIG. 12, one end of the O / S open lever 20 is pushed down, and the O / S open lever 20 is turned in a direction opposite to the direction D20. And the inertia lever 29 is raised.

  As shown in FIGS. 5 and 6, the I / S open lever 25 is swingably supported by the first shaft portion 75P. The other end of the transmission cable C4 shown in FIGS. 1 and 2 is connected to one end 25A of the I / S open lever 25 which is spaced downward from the first shaft portion 75P. That is, the I / S open lever 25 is connected to the inner door handle H4 via the transmission cable C4.

  As shown in FIGS. 5 and 6, an action portion 25 </ b> B is formed above the one end 25 </ b> A of the I / S open lever 25. The I / S open lever 25 swings counterclockwise toward the paper surface of FIG. 5 by the opening operation on the inner door handle H4. Thereby, the action part 25B pushes up the other end part 20B of the O / S open lever 20, and raises the inertia lever 29.

  As shown in FIGS. 6 and 7, in the first housing 70, an adjuster SW lever swing shaft 50 </ b> S protrudes toward the inside of the vehicle at an upper portion of the first base wall 71. The O / S lock lever swing shaft 30S protrudes toward the inside of the vehicle from the front end surface of the adjuster SW lever swing shaft 50S.

  More specifically, as shown in FIG. 18, the adjuster SW lever swing shaft 50S is a substantially cylindrical body having a substantially annular first guide surface 61 formed on the outer periphery. The first guide surface 61 includes a cylindrical surface and a curved surface slightly swelling from a plurality of positions on the cylindrical surface. The first guide surface 61 defines a first axis X50 extending in and out of the vehicle.

  Inside the first guide surface 61 of the adjuster SW lever swinging shaft 50S, in other words, at the upper and rear portions of the front end surface of the adjuster SW lever swinging shaft 50S, the spring accommodating portions 69 are recessed toward the outside of the vehicle. Has been established. As shown in FIG. 17, the spring accommodating portion 69 accommodates an urging spring 50T which is a torsion coil spring.

  As shown in FIG. 18, the O / S lock lever swing shaft 30S is a cylindrical body having a cylindrical second guide surface 62 formed on the outer periphery. The second guide surface 62 is located inside the first guide surface 61 in the radial direction of the first axis X50 and below the spring housing 69. The second guide surface 62 defines a second axis X30 that is shifted downward with respect to the first axis X50 and extends in parallel with the first axis X50. The outer diameter of the second guide surface 62 is set smaller than half of the outer diameter of the first guide surface 61.

  As shown in FIGS. 15 to 17 and the like, the adjuster SW lever 50 has an annular portion 50C, an input portion 50A, and an output portion 50B. The annular portion 50C has a ring shape set to an inner diameter slightly larger than the outer diameter of the first guide surface 61. As shown in FIG. 17, when the annular portion 50C is extrapolated to the first guide surface 61, the adjuster SW lever 50 is supported on the adjuster SW lever swing shaft 50S so as to be swingable around the first axis X50. Have been. One end 50T1 of the torsion coil spring 50T is engaged with the annular portion 50C. Thus, the adjuster SW lever 50 is urged clockwise toward the paper surface of FIG. The input portion 50A projects rearward from a rear portion of the outer peripheral surface of the annular portion 50C. As shown in FIG. 15 and FIG. 16, the convex portion 59B of the fork following lever 59 shown in FIG. 3 is connected to the input portion 50A. As shown in FIGS. 15 to 17, the output portion 50B protrudes downward and forward from a forward and lower portion on the outer peripheral surface of the annular portion 50C, and extends to the vicinity of the first switch SW1. .

  When the fork following lever 59 swings following the fork 11 moving to the unlatched position, the adjuster SW lever 50 swings from the position shown in FIG. 15 to the position shown in FIG. 16 and turns on the first switch SW1. I do. The position of the adjuster SW lever 50 shown in FIG. 15 is the interior light off position corresponding to the latch position of the fork 11. The position of the adjuster SW lever 50 shown in FIGS. 5, 10, and 17 is also the interior light off position. The position of the adjuster SW lever 50 shown in FIG. 16 is the interior light ON position corresponding to the unlatch position of the fork 11. The ON / OFF signal of the first switch SW1 is used for control for turning on or off the interior light of the vehicle. The state of the fork 11 detected by the first switch SW1 is an example of the “first state” of the present invention.

As shown in FIGS. 5, 6, 15 and the like, the O / S lock lever 30 is supported by the O / S lock lever swing shaft 30S so as to be swingable around the second axis X30. Although not shown, the O / S lock lever 30 is provided with a shaft hole having an inner diameter slightly larger than the outer diameter of the second guide surface 62 of the O / S lock lever swing shaft 30S, and is recessed. By inserting the O / S lock lever swinging shaft 30S into the shaft hole, the O / S lock lever 30 is adjacent to the adjuster SW lever 50 from inside the vehicle. That is, the adjuster SW lever 50 and the O / S lock lever 30 are stacked in the vehicle inward and outward directions where the first axis X50 and the second axis X30 extend.

  As shown in FIGS. 15 and 16, the O / S lock lever 30 has a switch engagement portion 30A, an engagement recess 30D, and a connection shaft portion 30J. The switch engagement portion 30A is recessed in a radially inward direction of the second axis X30, and a lever of the second switch SW2 is engaged therein. The engagement recess 30D is recessed radially inward of the switch engagement portion 30A inside the vehicle. The connection shaft portion 30J protrudes from the surface adjacent to the engagement recess 30D toward the inside of the vehicle with the second shaft center X30 as the shaft center. As shown in FIG. 2, the connection shaft portion 30J protrudes outside the second housing 80. A link lever C2C is fixed to the distal end of the connecting shaft 30J so as to be integrally rotatable.

  The O / S lock lever 30 swings counterclockwise toward the plane of FIG. 15 by the locking operation on the key cylinder H2. On the other hand, the O / S lock lever 30 swings clockwise toward the plane of FIG. 15 by unlocking the key cylinder H2. For example, the locking operation on the key cylinder H2 swings from the position shown in FIG. 15 to the position shown by the two-dot chain line in FIG. 16, and turns on the second switch SW2. The ON / OFF signal of the second switch SW2 is used for controlling locking / unlocking of the door and for grasping the state of the door lock device 1. The state of the O / S lock lever 30 detected by the second switch SW2 is an example of the “second state” of the present invention.

  As shown in FIGS. 5 and 6, the I / S lock lever 35 is swingably supported by the second shaft portion 75Q. The other end of the transmission cable C3 shown in FIGS. 1 and 2 is connected to one end 35A of the I / S lock lever 35. That is, the I / S lock lever 35 is connected to the indoor lock knob H3 via the transmission cable C3. The I / S lock lever 35 swings from the position shown in FIG. 5 to the position shown in FIG. 10 by the locking operation on the indoor lock knob H3. Further, the I / S lock lever 35 swings from the position shown in FIG. 10 to the position shown in FIG. 5 by the unlocking operation on the indoor lock knob H3.

  As shown in FIGS. 5 and 6, a cam 35 </ b> C is formed above the I / S lock lever 35. As shown in FIG. 9, on a surface of the I / S lock lever 35 facing the outside of the vehicle, an action portion 35 </ b> B is provided to protrude toward the outside of the vehicle.

  As shown in FIGS. 5 and 6, the worm wheel 39 is rotatably supported by the third shaft portion 75R. As shown in FIG. 9, a cam portion 39 </ b> C that can be engaged with the cam 35 </ b> C of the I / S lock lever 35 is formed on a surface of the worm wheel 39 facing the outside of the vehicle. When the electric motor M1 is operated by a locking operation or an unlocking operation on a remote control key or the like, the worm wheel 39 is driven to rotate by the electric motor M1 and rotates clockwise or counterclockwise toward the paper surface of FIG. . The worm wheel 39 swings the I / S lock lever 35 between the position shown in FIG. 5 and the position shown in FIG. 10 by engaging the cam portion 39C with the cam 35C.

  As shown in FIGS. 5 and 6, the linear motion lock lever 40 is supported by the fourth shaft portion 75S so as to be linearly movable by inserting the fourth shaft portion 75S into the elongated hole 40H extending in the vertical direction. I have. The fourth shaft portion 75S has a substantially “C” -shaped cross section. The linear motion lock lever 40 has a substantially “Y” shape that is bifurcated above the elongated hole 40H.

  As shown in FIGS. 6 and 9, at a portion of the direct-acting lock lever 40 that branches rearward and upward, a direct-acting convex portion 40 </ b> E protrudes toward the outside of the vehicle. In the first base wall 71 of the first housing 70, a linear motion groove 71 </ b> E extending vertically in a position above and behind the fourth shaft 75 </ b> S is recessed. The linear motion convex portion 40E is guided by the linear motion groove portion 71E, so that the linear motion lock lever 40 can linearly move in the vertical direction without tilting.

  As shown in FIGS. 5 and 6, a concave portion 40 </ b> B is provided at the lower end of the linear motion lock lever 40. As shown in FIG. 5, the operating portion 35B of the I / S lock lever 35 is engaged with the concave portion 40B.

  As shown in FIG. 9, an engagement protrusion 40 </ b> C protrudes toward the outside of the vehicle at a distal end of a portion that branches forward and upward of the linear motion lock lever 40. As shown in FIGS. 5, 10, 15 and 16, the engagement projection 40 </ b> C protrudes into the engagement recess 30 </ b> D of the O / S lock lever 30.

  When the I / S lock lever 35 swings from the position shown in FIG. 5 to the position shown in FIG. 10 by a locking operation on the indoor lock knob H3 or a locking operation on the remote control key or the like, via the concave portion 40B and the action portion 35B, The displacement is transmitted to the linear motion lock lever 40, and the linear motion lock lever 40 is pushed up from the position shown in FIG. 5 to the position shown in FIG.

  On the other hand, when the I / S lock lever 35 swings from the position shown in FIG. 10 to the position shown in FIG. 5 by the unlocking operation on the indoor lock knob H3 or the unlocking operation on the remote control key or the like, the concave portion 40B and the action portion The displacement is transmitted to the linear lock lever 40 via 35B, and the linear lock lever 40 is pulled down from the position shown in FIG. 10 to the position shown in FIG.

  When the O / S lock lever 30 swings counterclockwise toward the paper surface of FIG. 15 by the locking operation on the key cylinder H2, the displacement is linearly locked via the engagement concave portion 30D and the engagement convex portion 40C. The linear motion lock lever 40 is transmitted to the lever 40, and is raised from the position shown in FIG. 5 to the position shown in FIG.

  On the other hand, when the O / S lock lever 30 swings clockwise toward the paper surface of FIG. 15 by the unlocking operation on the key cylinder H2, the displacement is changed to the linear motion lock lever via the concave portion 40B and the action portion 35B. The linear motion lock lever 40 is pushed down from the position shown in FIG. 10 to the position shown in FIG.

  As shown in FIGS. 9 and 11 to 14, a first surface 44A, a second surface 44B, and a third surface 44C are formed between the elongated hole 40H and the concave portion 40B in the linear motion lock lever 40. . The first surface 44A, the second surface 44B, and the third surface 44C are formed on surfaces of the direct-acting lock lever 40 that face the outside of the vehicle. Each of the first surface 44A and the third surface 44C is a flat surface extending in the up-down direction, and the first surface 44A is shifted to the vehicle inside from the third surface 44C. The second surface 44B is an inclined surface connected to the lower end of the first surface 44A and the upper end of the third surface 44C.

  As shown in FIGS. 5, 6, and 11 to 14, a protrusion 29 </ b> A is provided on the front surface of the inertial lever 29 so as to protrude forward. The protruding portion 29A slides on the first surface 44A, the second surface 44B, and the third surface 44C according to the linear motion of the linear motion lock lever 40.

  As shown in FIGS. 3 and 11 to 14, an inertia lever guide surface 90 </ b> G is formed on the storage chamber 7 </ b> A side of the third housing 90. The inertial lever guide surface 90G is a downward flat surface located outside the vehicle from the abutted portion 12B of the pawl 12. The inertial lever guide surface 90G extends toward the outside of the vehicle so as to be separated from the abutted portion 12B. As shown in FIG. 11, when the O / S open lever 20 is not swinging, the inertia lever guide surface 90 </ b> G is vertically positioned between the lower end of the abutted portion 12 </ b> B and the upper end of the inertia lever 29. It is located in.

  The position of the linear motion lock lever 40 shown in FIGS. 11 and 12 is the same as the position of the linear motion lock lever 40 shown in FIG. The position of the linear motion lock lever 40 shown in FIGS. 13 and 14 is the same as the position of the linear motion lock lever 40 shown in FIG.

  In a state where the linear motion lock lever 40 is in the position shown in FIGS. 5, 11 and 12, the protrusion 29A of the inertial lever 29 comes into contact with the first surface 44A of the linear motion lock lever 40, so that the inertia lever 29 is moved. It is held in a state of standing upward. In this case, as shown in FIG. 12, when the inertia lever 29 is raised, the inertia lever 29 comes into contact with the contacted portion 12B, and the fork 11 is opened by the pawl 12.

  On the other hand, when the linear motion lock lever 40 is displaced to the position shown in FIGS. 10, 13 and 14, the protruding portion 29A of the inertial lever 29 comes into sliding contact with the second surface 44B of the linear motion lock lever 40, and the third By contacting the surface 44C, the inertia lever 29 is held in a state of being inclined toward the outside of the vehicle. In this case, as shown in FIG. 14, when the inertia lever 29 is raised, the inertia lever 29 comes into contact with the inertia lever guide surface 90G, the inertia lever 29 is separated from the contacted portion 12B, and the pawl 12 fixes the fork 11. Will remain.

  The position of the inertial lever 29 shown in FIG. 11 and FIG. The position of the inertial lever 29 shown in FIG. 13 and FIG. In the positions shown in FIGS. 10, 13, and 14, the linear motion lock lever 40 holds the inertia lever 29 at the lock position by the third surface 44C abutting on the protrusion 29A. The position of the linear motion lock lever 40 shown in FIGS. 10, 13 and 14 is a locked position.

  On the other hand, in the position shown in FIGS. 5, 11 and 12, the linear motion lock lever 40 has the third surface 44C separated from the protruding portion 29A, and moves the inertia lever 29 to the lock position shown in FIGS. 13 and 14. Do not keep. The inertia lever 29 causes the protrusion 29A to abut on the first surface 44A by the urging force of the torsion coil spring 29T. When an impact acts on the inertial lever 29, the inertial lever 29 moves the protruding portion 29A away from the first surface 44A and moves to the locked position. The position of the linear motion lock lever 40 shown in FIGS. 5, 11 and 12 is the unlocked position.

  In the unlocked position shown in FIGS. 5, 11, and 12, the linear motion lock lever 40 can displace the fork 11 in the latch position shown in FIG. 11 to the unlatched position shown in FIG. And On the other hand, in the locking position shown in FIGS. 10, 13 and 14, the inertia lever 29 is inclined so that the fork 11 in the latch position shown in FIG. 11 cannot be displaced to the unlatched position shown in FIG.

  When the direct-acting lock lever 40 is displaced to the unlock position as shown in FIG. 5, one contact in the third switch SW3 is turned on. On the other hand, when the linear motion lock lever 40 is displaced to the locked position as shown in FIG. 10, another contact in the third switch SW3 is turned on. The ON / OFF signals of the two contacts in the third switch SW3 are used for controlling locking / unlocking of the door and for grasping the state of the door lock device 1.

  As shown in FIG. 2, the plurality of terminals T <b> 1 are shown in FIGS. 15 and 17 with the protruding end protruding from a connector fitting portion 80 </ b> C formed outside the second housing 80. Thus, it is stored in the storage room 7A.

  As shown in FIG. 15, FIG. 17, and FIG. 18, the plurality of terminals T1 are arranged in two rows of a plurality of terminals T11 on an upper row side and a plurality of terminals T12 on a lower row side. The plurality of terminals T11 on the upper column side include a first ground terminal T11E and second switch terminals T11A and T11B. The plurality of terminals T12 on the lower row include a second ground terminal T12E, a first switch terminal T12A, third switch terminals T12C and T12D, and motor terminals T12M and T12N.

  As shown in FIGS. 15, 17 and 18, the first base wall 71 of the first housing 70 has a first terminal receiving portion 77 and a second terminal receiving portion 78, switch fixing portions 79A, 79B, 79C, 79D, 79E, 79F and a motor chamber 79M are formed.

  The first terminal receiving portion 77 is arranged at a corner above and in front of the first base wall portion 71. In the first terminal receiving portion 77, a first ground terminal T11E, which is a plurality of terminals T11 on the upper row side, and second switch terminals T11A and T11B are held in a line in the front-rear direction.

  The second terminal receiving portion 78 is disposed below the first terminal receiving portion 77. The second terminal receiving portion 78 includes a second ground terminal T12E, which is a plurality of terminals T12 on the lower row side, a first switch terminal T12A, third switch terminals T12C and T12D, and motor terminals T12M and T12N. They are held in a line in the front-rear direction.

  As shown in FIG. 18, one end of the first ground terminal T11E is bent in a U-shape. The second ground terminal T12E is branched into a plurality. As shown in FIG. 17, the first ground terminal T11E and the second ground terminal T12E are electrically connected by the upper end of the second ground terminal T12E extending between the U-shaped portions.

  As shown in FIGS. 17 and 18, between the first terminal receiving portion 77 and the upper side of the first peripheral portion 73 of the first housing 70, a rib-shaped switch fixing portion 79 </ b> A and a cylindrical switch are provided. A fixing portion 79B is formed. As shown in FIG. 17, the second switch SW2 is held by the first base wall 71 by the switch fixing portions 79A and 79B being fitted into the second switch SW2. At this time, the first ground terminal T11E and the second switch terminals T11A and T11B enter the second switch SW2 and are electrically connected.

  As shown in FIGS. 17 and 18, below the rear end of the second terminal receiving portion 78, column-shaped switch fixing portions 79C and 79D are formed, respectively. As shown in FIG. 17, the first switch SW1 is held by the first base wall portion 71 by fitting the switch fixing portions 79C and 79D into the first switch SW1. At this time, the second ground terminal T12E and the first switch terminal T12A enter the first switch SW1, and are electrically connected.

  As shown in FIG. 17, a rib-shaped switch fixing portion 79E and a column-shaped switch fixing portion 79F are formed below the switch fixing portions 79C and 79D. By fitting the switch fixing portions 79E and 79F into the third switch SW3, the third switch SW3 is held by the first base wall portion 71. At this time, the second ground terminal T12E and the third switch terminals T12C and T12D enter the second switch SW2 and are electrically connected.

  As shown in FIGS. 17 and 18, at a position below the front end of the second terminal receiving portion 78 and adjacent to the front side of the first peripheral portion 73, the motor chamber 79 </ b> M is recessed toward the outside of the vehicle. Has been established. As shown in FIG. 17, the electric motor M1 is held by the first base wall 71 by fitting the electric motor M1 into the motor chamber 79M. At this time, the motor terminals T12M and T12N are electrically connected to the electric motor M1.

  As shown in FIGS. 15 and 17 and the like, the plurality of terminals T1 are surrounded by the first switch SW1, the second switch SW2, the third switch SW3, and the electric motor M1. The plurality of terminals T1 are sandwiched between the second switch SW2 and the first switch SW1 and the third switch SW3 from above and below, and the second switch SW2 is located above the plurality of terminals T11 (T11E, T11E, T11A, T11B), and the first switch SW1 is connected to a plurality of terminals T12 (T12E, T12A) on the lower column side.

  The door lock device 1 having such a configuration can hold the door to the vehicle body in a closed state, open the door, lock or close the door in a closed state, in response to various operations by a passenger of the vehicle. Can be unlocked.

<Effects>
In the door lock device 1 of the embodiment, as shown in FIGS. 15 to 17 and the like, the adjuster SW lever 50 as the first detection lever, the O / S lock lever 30 as the second detection lever, and the first switch SW1 and the second switch SW2 are stored in the storage room 7A. For this reason, there is no need to separately provide an installation space for the adjuster SW lever 50, the O / S lock lever 30 , the first switch SW1, and the second switch SW2 in the latch room 9A and the storage room 7A.

  In addition, as shown in FIGS. 17 and 18, the first axis X50 of the adjuster SW lever 50 is defined by an annular first guide surface 61. The second axis X30 of the O / S lock lever 30 is deviated from the first axis X50 and is defined by a second guide surface 62 located inside the first guide surface 61. The adjuster SW lever 50 and the O / S lock lever 30 are stacked in the vehicle inside and outside directions where the first axis X50 and the second axis X30 extend. With such a layout configuration of the adjuster SW lever 50, the O / S lock lever 30, the first switch SW1 and the second switch SW2, in the door lock device 1, as shown in FIGS. The 50, the O / S lock lever 30, the first switch SW1, and the second switch SW2 can be easily arranged at positions close to each other while avoiding mutual interference. That is, the degree of freedom in layout is improved.

  Therefore, the door lock device 1 of the embodiment can be downsized.

  Further, in the door lock device 1, as shown in FIGS. 17 and 18, a spring accommodating portion 69 is provided inside the first guide surface 61. That is, by providing the spring accommodating portion 69 in a space vacated by the second axis X30 being shifted downward with respect to the first axis X50, the arrangement space of the biasing spring 50T is temporarily set smaller than that of the first guide surface 61. The working housing 7 can be further miniaturized as compared with the case where it is secured outside.

  Further, in the door lock device 1, as shown in FIGS. 15 and 17 and the like, the plurality of terminals T1 are surrounded by the first switch SW1, the second switch SW2, the third switch SW3, and the electric motor M1. Further, the plurality of terminals T1 are sandwiched from above and below by the first switch SW1 and the second switch SW2, and the second switch SW2 is connected to the plurality of terminals T11 (T11E, T11A, T11B) on the upper column side. The first switch SW1 is connected to a plurality of terminals T12 (T12E, T12A) on the lower column side. Further, the third switch SW3 is connected to a plurality of terminals T12 (T12E, T12C, T12D) on the lower row, and the electric motor M1 is connected to a plurality of terminals T12 (T12M, T12N) on the lower row. . Thereby, each terminal T1 is arranged near the first switch SW1, the second switch SW2, the third switch SW3, and the electric motor M1, and the first ground terminal T11E, the second switch terminals T11A, T11B, and the second ground. The lengths of the terminal T12E, the first switch terminal T12A, the third switch terminals T12C, T12D, and the motor terminals T12M, T12N can be reduced. Further, in the operation housing 7, the installation space for the first switch SW1, the second switch SW2, the third switch SW3, and the electric motor M1 can be reduced. As a result, in the door lock device 1, the operation housing 7 can be further reduced in size.

  In the above, the present invention has been described with reference to the embodiments. However, it is needless to say that the present invention is not limited to the above-described embodiments, and can be appropriately modified and applied without departing from the spirit thereof.

  The present invention can be used for vehicles such as automobiles, buses, and industrial vehicles.

DESCRIPTION OF SYMBOLS 1 ... Vehicle door lock device 9A ... Latch room 7A ... Storage room 7, 9 ... Housing (7 ... Working housing, 9 ... Latch housing)
8 Latch mechanism 6 Operating mechanism X50 First shaft center 50 First detection lever (third lever (adjust SW lever))
SW1: first switch X30: second axis 30: second detection lever (fourth lever (O / S lock lever))
SW2 ... second switch 61 ... first guide surface 62 ... second guide surface 50T ... biasing spring 69 ... spring accommodating part T1 ... plural terminals S1 ... striker 99A ... entrance 11 ... fork 12 ... pole H1, H4 ... door Handle (H1: Outside door handle, H4: Inside door handle)
29: 1st lever (inertia lever)
40: 2nd lever (linear motion lock lever)
H2: Key cylinder SW3: Third switch

Claims (5)

A vehicle door lock device fixed between a vehicle body and a door that can be opened and closed with respect to the vehicle body, and capable of holding the door closed with respect to the vehicle body,
A housing in which a latch chamber and a storage chamber are formed,
A latch mechanism housed in the latch chamber and capable of holding the door closed with respect to the vehicle body;
An operation mechanism housed in the storage chamber and capable of operating the latch mechanism;
A first detection lever housed in one of the latch chamber and the housing chamber and swinging around a first axis;
A first switch housed in the one of the latch chamber and the housing chamber and capable of detecting a first state of the latch mechanism or the operating mechanism by displacement of the first detection lever;
A second detection lever housed in the one of the latch chamber and the storage chamber and swinging around a second axis parallel to the first axis;
A second switch housed in the one of the latch chamber and the housing chamber, the second switch being capable of detecting a second state of the latch mechanism or the operating mechanism by displacement of the second detection lever;
The first axis is defined by a first guide surface that is formed in an annular shape and extrapolates the first detection lever ,
The second axis is shifted with respect to the first axis, and is located inside the first guide surface , and has a ring-shaped second guide surface for extrapolating the second detection lever. Stipulated,
The door lock device for a vehicle, wherein the first detection lever and the second detection lever are stacked in a direction in which the first axis and the second axis extend.   2. The vehicle door lock device according to claim 1, further comprising a spring accommodating portion for accommodating an urging spring for urging the first detection lever or the second detection lever, inside the first guide surface. . A plurality of terminals provided on the housing and connected to the first switch and the second switch;
3. The vehicle door lock device according to claim 1, wherein the first switch and the second switch are arranged to surround the terminals. 4. A striker is fixed to the vehicle body,
The vehicle door lock device is fixed to the door,
The housing includes a latch housing in which the latch chamber is formed, and an operating housing in which the storage chamber is formed and assembled to the latch housing;
The latch housing is formed with an entrance through which the striker can enter,
The latch mechanism is swingably provided in the latch housing, and a fork that is displaced between a latch position for holding the striker in the entrance and an unlatched position for allowing the striker to separate from the entrance. ,
A pawl that is swingably provided on the latch housing and fixes or releases the fork;
A first lever that is displaceably provided in the operation housing, is displaced by an opening operation on a door handle, acts on the pawl, and allows the pawl to open the fork;
The operating housing is provided so as to be displaceable, and is displaceable between a locked position where the first lever is held at a locked position where it cannot act on the pawl and an unlocked position where the first lever is not held at the locked position. A second lever that displaces the fork in the latched position in the unlocked position to the unlatched position while disabling the fork in the latched position in the locked position to the unlatched position;
A third lever that is swingably provided on the operation housing and that is displaced to an interior light off position corresponding to the latch position and an interior light on position corresponding to the unlatched position in conjunction with the fork;
The operation housing is swingably provided, and is swung by an unlocking operation on the key cylinder to displace the second lever from the locked position to the unlocked position, while being swung by a locking operation on the key cylinder. And a fourth lever for displacing the second lever from the unlocked position to the locked position,
The first switch and the second switch are stored in the storage chamber,
The third lever is the first detection lever,
4. The vehicle door lock device according to claim 1, wherein the fourth lever is the second detection lever. 5. A third switch stored in the storage chamber and capable of detecting a state of the second lever;
A plurality of terminals provided on the operation housing and connected to the first switch, the second switch, and the third switch;
The vehicle door lock device according to claim 4, wherein the first switch, the second switch, and the third switch are arranged so as to surround the terminals.

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