JPH0738604Y2 - Vehicle door lock device - Google Patents

Description

[Detailed description of the device]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a vehicle door lock device, and more particularly to a vehicle door lock device comprising a door lock body having a locking lever and an actuator body having an actuating lever connected to the locking lever. It is a thing.

[0002]

2. Description of the Related Art Conventionally, a door lock device of this type has been disclosed in Japanese Utility Model Laid-Open No. 62-34063 or Japanese Unexamined Patent Publication No.
It is disclosed in Japanese Patent Publication No. 49882 and is already known.

[0003]

By the way, the structure disclosed in the above publication has a structure in which the door lock main body and the actuator main body are screwed and connected at a plurality of points. However, no consideration is given to the screwing point, and as a result, the connecting portion between the door lock body and the actuator body swings like a dogleg due to the vibration of the vehicle, etc. There is a risk of damage to the connection between the operating lever and the operating lever. Further, since the locking lever and the actuating lever are connected by the protrusion provided on one side and the elongated hole provided on the other side, when the protrusion is formed integrally with the lever by the synthetic resin, the protrusion is formed. May be damaged by the edge of the slot. The present invention has been made in view of the above circumstances, and an object of the present invention is to provide a vehicle door lock device in which a connecting portion between a locking lever and an operating lever is not damaged.

[0004]

Therefore, according to the present invention, in a vehicle door lock device comprising a door lock main body having a locking lever and an actuator main body having an actuating lever connected to the locking lever, a locking lever is provided. The door lock body is arranged at intervals in the width direction of the door lock body so as to sandwich the connecting portion with the operating lever.
The door lock main body and the actuator main body are connected to each other by a width direction connecting portion and one side connecting portion which is arranged on a side of the door lock main body perpendicular to the width direction. Further, in a vehicle door lock device including a door lock main body having a locking lever and an actuator main body having an operating lever connected to the locking lever, one of the locking lever and the operating lever is a sheet metal lever. The locking lever and the actuating lever, the other has a protrusion integrally formed of synthetic resin. The locking lever and the actuating lever are swingably connected to each other by the grip portion and the protrusion.

[0005]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is an exploded perspective view showing a connected state of a door lock main body and an actuator main body, FIG. 2 is an exploded perspective view showing a connecting portion of a locking lever and an operating lever, and FIG. 3 is a vehicle door lock device according to the present invention. FIG.

As shown in FIG. 3, an actuator case (hereinafter referred to as a case) 2 for accommodating a drive motor 1 and a reduction gear group (not shown) has one end of a rocking piece 7 pivotally supported therein. ing. A drive cam (not shown) is fixed to the final gear of the reduction gear group, and the drive cam is in a state of being engaged with the swing piece 7. As a result, when the final gear rotates, the swing piece 7 swings left and right by the drive cam integrated with the final gear. The other end of the swinging piece 7 abuts on the left and right stopper walls 5 and 6 formed in the case 2. A support shaft 7a is formed integrally with the swing piece 7, and the support shaft 7a is in a state of being supported by the case 2. The support shaft 7a is provided so as to project outside the case 2, and one end of a resin operating lever 8 is fixed to the support shaft 7a protruding outside the case 2. As a result, the swing piece 7 and the operating lever 8 are configured to integrally rotate about the shaft support portion of the support shaft 7a.

A back plate 4 is provided on the back side of a body 3 made of a synthetic resin of a door lock incorporated in the door side of the vehicle.
A locking lever 9 made of sheet metal is pivotally supported on the lower side of the back plate 4. One end 9a of the locking lever 9 is connected to a key cylinder (not shown) via a connecting rod 10, whereby the locking lever 9 is rotated to a lock position I or an unlock position II by a key operation from outside the vehicle. It is made possible to let. The other end 9b of the rocking lever 9 is connected to a lock knob (not shown) via a knob lever 11, which allows the locking lever 9 to be operated in the lock position I or the unlock position II by operating the lock knob from inside the vehicle. It can be rotated to.

As shown in FIGS. 1 and 3, a rising portion 12 is formed on the lower left side of the back plate 4, and an engaging hole 12a is formed in the rising portion 12. There is. On the other hand, the case 2 is provided with a hook-shaped engagement projection 13 at a position facing the engagement hole 12a, and when the case 2 is connected to the back plate 4, the engagement projection 1 is formed.
3 is engaged with the engagement hole 12a. Since one of the connecting portions between the case 2 and the back plate 4 has the engaging and connecting structure as described above, the connecting work can be simplified. Further, the back plate 4 has a screw hole 14 screwed on the lower right side thereof. On the other hand, the case 2 has a screw insertion hole 16 perpendicular to the flat portion 15 on the upper right side thereof.
The lower right side of the back plate 4 is placed on the flat portion 15, the screw hole 14 is aligned with the screw insertion hole 16, and then the screw 17 is inserted from the back side of the case 2 to form the screw hole 14 The case 2 is screwed and fixed to the back plate 4 by screwing the case 2 onto the back plate 4. Further, a rising portion 18 is formed on the right side of the back plate 4, and a screw insertion hole 19 is formed in the lower end of the rising portion 18. On the other hand, in the case 2, a flat portion 20 on the right side thereof is provided with a screw hole 21 having an axis orthogonal to the axis of the screw insertion hole 16, and the flat portion 20 is provided.
The case 2 is screwed and fixed to the back plate 4 by placing the lower end of the rising portion 18 on the back plate 4, aligning the screw insertion hole 19 with the screw hole 21, and then screwing the screw 22 into the screw hole 21. Is being done. As described above, by making the screw 17 and the screw 22 stop in directions orthogonal to each other, for example, a force is applied in a direction orthogonal to one screw 17 (or screw 22) and the screw 17 (or screw 22) is not loosened. Even if it occurs, it can be prevented by the other screw 22 (or screw 17), so that the screws 17 and 22 can be prevented from loosening. Thereby, the back plate 4 and the case 2 can be firmly connected.

As shown in FIGS. 1 to 3, the locking lever 9 is provided with an arm 9c at a position opposed to the actuating lever 8, and the ends of the arm 9c are mutually edged. A grip portion 23 is formed of a pair of flat plate portions 23a and 23b that are bent to face each other.
On the other hand, at the other end of the actuating lever 8, a protrusion 24 is integrally formed on the back surface with synthetic resin. When the case 2 is screwed and fixed to the back plate 4 as described above, if the protrusion 24 of the operating lever 8 is positioned within the gripping portion 23 of the arm 9c, the locking lever 9 and the operating lever 8 are separated from each other. They can be swingably connected to each other.
Accordingly, when the locking lever 9 is rotated to the lock position I or the unlock position II, the projection 24 of the actuating lever 8 slides in the gripping portion 23 to some extent, and the flat plate portion 2
Since it is pushed to the left and right by 3a and 23b, the actuating lever 8 rotates about the shaft support portion of the support shaft 7b, and as a result,
The rocking piece 7 can be rocked to the left and right. On the contrary,
When the final gear is rotated by the drive motor 1 and the oscillating piece 7 is oscillated to the left or right by the drive cam integrated with the final gear, the locking lever 9 is moved to the lock position I or the unlock position via the operating lever 8. It can also be rotated to II. Since the projection 24 of the operating lever 8 is held by the flat plate portions 23a and 23b of the arm 9c as described above, the projection 24 slides in the holding portion 23 as the operating lever 8 rotates. However, the protrusion 2 made of resin
No damage to 4.

In the case 2, there is provided a position detection switch 25 which is operated by the rocking motion of the rocking piece 7, and the position detection switch 25 is provided outside the case 2 via a lead wire (not shown). It is connected to a door lock control device (not shown) provided. As a result, the position detection switch 25 detects the position of the locking lever 9,
By sending the detection signal to the electric actuator of another door lock device via the door lock control device,
All other door lock devices can be locked and unlocked automatically.

In the above embodiment, the locking lever 9 is made of sheet metal, and the arm 9c is bent at the edge to provide a grip portion, while the operating lever 8 is made of synthetic resin and is integrally formed with the protrusion. Although the rocking lever 9 and the actuating lever 8 are swingably connected to each other by forming 24, this is not necessarily limited to this configuration, and the actuating lever 8 is made of sheet metal and a grip portion is provided. The locking lever 9 may be made of synthetic resin and the protrusion may be formed integrally with it.

[0012]

According to the present invention, in a vehicle door lock device comprising a door lock body having a locking lever and an actuator body having an operating lever connected to the locking lever, a connecting portion between the locking lever and the operating lever is provided. Two width-direction connecting portions that are arranged at intervals in the width direction of the door lock body so as to sandwich the
The door lock main body and the actuator main body are firmly connected to each other by connecting the door lock main body and the actuator main body with one side connecting portion arranged on the side of the door lock main body perpendicular to the width direction. Since, as a result, the connecting part between the door lock body and the actuator body does not swing like a dogleg even due to vehicle vibration, etc., the locking lever and the operating lever can be connected together. It has an excellent effect that the part is not damaged. Further, in a vehicle door lock device including a door lock main body having a locking lever and an actuator main body having an operating lever connected to the locking lever, one of the locking lever and the operating lever is a sheet metal lever. The locking lever and the actuating lever, the other has a protrusion integrally formed of synthetic resin. Since the locking lever and the actuation lever are swingably connected to each other by the grip portion and the protrusion, even if the protrusion slides in the grip portion as the actuation lever rotates, It has the excellent effect that the manufactured protrusion is not damaged.

[Brief description of drawings]

FIG. 1 is an exploded perspective view showing a connected state of a door lock body and an actuator body.

FIG. 2 is an exploded perspective view showing a connecting portion between a locking lever and an operating lever.

FIG. 3 is a rear view showing a vehicle door lock device according to the present invention. 2 actuator case 3 body 4 back plate 8 actuating lever 9 locking lever 9c arm 12a engaging hole 13 engaging protrusion 14 screw hole 16 screw insertion hole 17 screw 18 start-up portion 19 screw insertion hole 21 screw hole 22 screw 23 grip portion 23a Flat plate portion 23b Flat plate portion 24 Projection

Claims (4)

[Scope of utility model registration request] 1. A vehicle door lock device comprising a door lock main body having a locking lever and an actuator main body having an operating lever connected to the locking lever, wherein a door is provided such that a connecting portion between the locking lever and the operating lever is sandwiched. Door lock main body with two width direction connecting portions arranged at intervals in the width direction of the lock main body and one side connecting portion arranged laterally of the door lock main body perpendicular to the width direction A vehicle door lock device, characterized in that the actuator and the actuator body are connected to each other. 2. The engagement connecting structure, wherein one side of the width direction connecting portion is composed of a coupling protrusion provided on the actuator body side and an engagement hole provided on the door lock body side, 2. The door lock device for a vehicle according to claim 1, wherein the other side and the side connecting portion have a screw connection structure. 3. The vehicle door according to claim 2, wherein the screw connection structure of the other side of the width direction connection portion and the side connection portion is configured such that the screwing directions are orthogonal to each other. Locking device. 4. A vehicle door lock device comprising a door lock main body having a locking lever and an actuator main body having an operating lever connected to the locking lever, wherein one of the locking lever and the operating lever is made of sheet metal. The lever has a grip portion formed of a pair of flat plate portions whose edges are bent and formed so as to face each other, and the other of the locking lever and the operating lever has a protrusion integrally formed of synthetic resin. Then, the vehicle door lock device is characterized in that the locking lever and the operating lever are swingably connected to each other by the gripping portion and the protrusion.