JP2529567Y2 - Door lock cable connection structure - Google Patents

Description

[Detailed description of the invention]

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a door lock cable connecting structure for connecting a lever pivotally attached to a cover plate to an end member of a cable.

[0002]

2. Description of the Related Art Conventionally, as a cable connecting structure as described above, for example, there is one disclosed in Japanese Utility Model Laid-Open No. 59-192566. That is, L-shaped cable end members are fixed to both ends of a flexible cable, respectively, and a synthetic resin is formed in a connection hole of an inside lever of a door lock device and an inside handle arranged inside a door. The inner lever and the inside handle are connected by a cable by engaging the holders of the inner handle and the cable end member with the holders of the inside lever and the inside handle, respectively. It can be transmitted to the inside lever via a cable.

[0003]

However, in the above-described conventional configuration, a holder must be prepared for connecting the cable end member to the inside lever or the like, so that the number of parts increases and the cost increases. In addition, there is a problem that the assembling work is troublesome.

The present invention has been made in view of the above-mentioned problems of the prior art, and has as its object to provide a cable connecting structure of a door lock in which a cable end member can be easily and securely connected to a lever. Aim.

[0005]

In order to achieve the above object, an apparatus according to the present invention comprises a door connecting a connection portion of a lever pivotally attached to a cover plate fixed to a lock body and an end member of a cable. In the cable connection structure of the lock, the end member of the cable is formed from a flange portion and a shaft portion fitted into a connection hole formed in the connection portion, and the shaft portion of the end member is fitted into the connection hole. In this state, at least a cover member having a side wall surface extending close to a flange portion of the end member and extending over a moving range of the end member is attached to the cover plate.

[0006]

After the shaft portion of the end member is fitted to the connecting portion of the lever, the side wall portion extending over the moving range of the connecting portion of the lever and arranged close to the flange portion of the end member is removed. By attaching the cover member to the cover plate, even if the shaft portion attempts to move in the axial direction so as to disengage from the connection portion, the movement of the end member is prevented by the flange portion abutting on the side wall portion, so that the end member is securely moved. The detachment of the shaft portion from the connecting portion can be prevented.

[0007]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings. (1) Locking which is attached to a door of a car and engages with a latch and a latch which can be engaged with and disengaged from a striker fixed to the vehicle body in response to opening and closing of the door, and restricts rotation of the latch in the releasing direction. A door lock device is formed by fixing a cover plate (2) made of a synthetic resin to a side surface of the lock body (1) with a lock body containing a meshing mechanism such as a plate.

As shown in FIG. 4, the cover plate (2) has a flat portion (2a) facing the lock body and a flat portion (2a).
Of the lock body (1)
An upright portion (2a) facing the (1a) is formed in a substantially L-shape from the upright portion (2b), and an upright portion between the upright portion (2b) and the upright plate (1a).
As shown in FIG. 1, the inside lever (3), the lock lever (4), and the child lever (5) are rotatable by the shafts (3d), (4d), and (5d) in the recess of (2b). It is pivoted.

(6) The upright portion (2) of the cover plate (2)
b) an electric actuator which can be driven by a locking / unlocking operation switch provided in a driver's seat or the like, and which is provided inside a case (6a) and which can rotate in a forward / reverse direction (not shown); And a deceleration mechanism (not shown) for reducing the rotation of the motor.

An output lever (7) is connected to the output shaft of the reduction mechanism of the actuator (6) and is pivotally attached to the outside of the case (6a). 1 can be moved to the unlocked position rotated clockwise from the locked position shown in FIG. Output lever
One end (7a) of (7) is connected via a cable (8) to a locking / unlocking operation knob (not shown) for manual operation arranged inside the door, and the other end (7b) is connected to Lock lever (4)
Is connected to one end (4a).

The actuator (6) is driven by operating an operation switch provided at an appropriate position in the vehicle, and moves the output lever (7) to a locking and unlocking position, thereby moving the door lock device inside and outside the door. Can be operated in an unlocked state in which the door release operation of the outside handle and the inside handle (not shown) arranged in the vehicle can be performed, and a locked state in which the door release operation cannot be performed.

The lock lever (4) has an other end (4b) provided on a flat portion (2a) of the cover plate (2).
(9), and a mountain-shaped spring whose working end (4c) is locked to an upright portion (2b) of the cover plate (2).
By contacting the check portion (10a) of (10), the unlocking position and the unlocking position are controlled in the same manner as the output lever (7) via the output lever (7) by operating the locking / unlocking operation knob or driving the actuator (6). It can be moved to the locked position.

At one end of the inside lever (3), a connecting portion (3a) having a circular connecting hole (3b) is formed. When the end member (12) of the cable (11), the other end of which is connected to the inside handle, is fitted into the connection hole (3b), the inside lever (3) is released by releasing the inside handle. 1 through the inner cable (11a) of FIG.
It can be moved to the operating position shown by the dashed line. As shown in FIG. 2, the end member (12) includes a flange portion (12a) having an enlarged diameter and a shaft portion (12b) projecting from the flange portion (12a) and fitted into the connection hole (3b). ), And is formed in a convex shape in vertical section.

(13) The inside lever is formed of a synthetic resin material separately from the cover plate (2).
A cover member attached to the attachment portion (2c) of the cover plate (2) so as to cover the connection portion (3a) of (3), and attached to the attachment portion (2c) of the cover plate (2). In the state, the connecting portion (3a) of the inside lever (3)
Side walls (13a) (13a) arranged on both sides of the
a) a bridging portion (13b) that straddles the upper side of (a), connects the side surfaces (13a) and (13a), and blocks the connecting portion (3a) of the inside lever (3);
A fixing portion (13c) for fixing the outer tube (11b) of the cable (11) is formed.

The side wall portions (13a) and (13a) of the cover member (13) are connected to the inside lever (3) when the shaft portion (12b) of the end member (12) is engaged with the connection hole (3b). The connecting portion (3a) is extended over the range of movement between the non-operating position and the operating position, and one of the side wall portions (13a) is disposed close to the flange portion (12a) of the end member (12). I have. When the shaft portion (12b) of the end member (12) moves in the direction shown by the arrow in FIG. 2 in the connection hole (3b), the flange portion (12a) comes into contact with one of the side wall portions (13a). As a result, the movement of the end member (12) is prevented, and the connection hole (3b)
Separation of the shaft (12b) from the shaft can be reliably prevented. The distance between both side walls (13a) (13a) is
It is formed slightly larger than the thickness of (12) and has a width that does not hinder the movement of the inside lever (3).

A child lever (5) is fixed at one end, and a pin (5a) projecting to the outside and forming an operation part is checked for an elastically deformable mountain shape integrally formed on the cover plate (2). By contacting the part (2d), the child lever can be moved between the child locking position and the child unlocking position, and the other end is slidably connected to the sub-lever (14).

The sub-lever (14) is slidable with respect to the shaft (3d) and supported so as to be rotatable integrally with the inside lever (3), and the child lever (5) is moved to the child unlock position. , The tip (14a) is
The outside lever (1) pivotally attached to the flat part (2a) of (2)
It is in a position where it can be engaged with 5) and the child lever (5)
When is in the child locking position, the distal end (14a) is immersed and moved to a position where it cannot contact the open lever (15).

As shown in FIG. 1, the child lever (5)
When is in the child unlocked position, the inside handle (3) is released by releasing the inside handle.
Moves from the non-operation position to the operation position via the cable (11), whereby the distal end (14a) of the sub-lever (14) engages with the open lever (15), thereby engaging the locking plate with the latch. Can be released to open the door. Further, when the child lever (5) is in the child locked position, the movement of the inside lever (3) to the operating position is invalidated, and the door cannot be opened from inside the vehicle.

Next, the connecting portion (3) of the inside lever (3)
An operation sequence for connecting the cable end (12) of the cable (11) to (a) will be described. In the front stroke different from the assembly line where the door lock device is assembled, the outer tube (11b) of the cable (11) is fixed to the fixing portion (13c) of the cover (13), and the cover (13) is The cable (11) is temporarily assembled.

In a state where the cover member (13) is not attached to the attaching portion (2c) of the cover plate (2), the connecting portion of the inside lever (3) pivotally attached to the cover plate (2).
After the shaft portion (12b) of the end member (12) fixed to the inner cable (11a) is fitted into the connection hole (3b) of (3a) from the side, the cover member (13) is attached to the cover plate (2). ) Mounting part (2
c) and fixed to the cover plate (2) with the screw (16), the flange (12a) of the end member (12) becomes
The axial movement of the end member (12) is prevented near the one side wall (13a) of the cover member (13), so that the shaft (12b) does not detach from the connection hole (3b). Is easily and securely connected.

[0021]

As described above, according to the present invention, when the shaft portion of the end member is fitted to the connecting portion, the present invention is close to the flange portion of the end member and over the moving range of the connecting portion of the lever. By attaching the cover member having the extended side wall to the cover plate, the end member can be easily connected to the lever, and the end member can be reliably prevented from coming off.

[Brief description of the drawings]

FIG. 1 is a front view showing an example of a cover plate of a door lock device to which the present invention is applied.

FIG. 2 is a sectional view taken along line AA in FIG.

FIG. 3 is a side view of the door lock device.

FIG. 4 is a front view of the door lock device.

[Explanation of symbols]

(1) Lock body (2) Cover plate (2c) Mounting part (3) Inside lever (4) Lock lever (5) Child lever (6) Actuator (7) Output lever (8) Cable (11) Cable (12) End member (12a) Flange (12b) Shaft (13) Cover member (13a) Side wall

Claims (1)

(57) [Scope of request for utility model registration] 1. A door lock cable connecting structure for connecting a connecting portion of a lever pivotally attached to a cover plate fixed to a lock body to an end member of a cable.
While forming the end member of the cable from a flange portion and a shaft portion fitted in a connection hole formed in the connection portion, at least in a state where the shaft portion of the end member is fitted in the connection hole, A cable connection structure for a door lock, wherein a cover member having a side wall surface extending close to a flange portion of an end member and extending over a movement range of the end member is attached to a cover plate.