JPH0422669Y2 - - Google Patents

Description

[Detailed Description of the Invention] (Industrial Application Field) The present invention relates to an improvement of a locking device for a sliding door for a vehicle.

(Prior Art) Various types of locking devices for sliding doors for vehicles have been proposed in the past, but in conventional locking devices for sliding doors for vehicles, the locking device for the left side is formed with the right and left sides reversed. Therefore, two types of locking devices, one for the left side and the other for the right side, had to be prepared, which posed a problem in that parts could not be shared and manufacturing costs increased.

(Problems that the invention attempts to solve) The present invention was developed by focusing on these conventional problems, and it is possible to share parts for the left and right locking devices, reducing manufacturing costs. The object of the present invention is to provide a locking device for a sliding door for a vehicle.

(Means for solving the problem) The gist of the present invention to achieve this purpose is as follows:
A locking device for a sliding door for a vehicle includes a base plate fixed to the sliding door, and a hook portion pivoted approximately at the center of the base plate and formed at the tip thereof to engage with a locked portion on the vehicle body when the door is in a closed position. The locking lever comprises a locking lever and an operation handle coaxially supported with the locking lever, and gaps from which the hook portions of the locking lever protrude are formed at symmetrical positions on the base plate. The lever is swingable between a locked position where the hook part is engaged with the locked part by a biasing force and an unlocked position where the hook part is detached from the locked part against the force. A first engaging part that engages with the engaged part of the locking lever in the locking position and transmits a movement toward the unlocking position to the locking lever projects on the operating handle. A locking device for a sliding door for a vehicle is characterized in that a second engaging portion is provided in a protruding manner at a position symmetrical to the first engaging portion.

(Function) In the above locking device for a sliding door for a vehicle, when the locking lever is turned over and attached to the base plate, the locking device can be used as a locking device on the opposite side.

(Example) Hereinafter, an example of the present invention will be described based on the drawings.

Figures 1 to 5 show an embodiment of the present invention, with Figure 1 being a front view seen from the passenger compartment side with the back cover removed, and Figure 5 being a front view seen from the outside of the vehicle. .

As shown in FIGS. 1 and 2, a sliding door 1 of a vehicle has a rectangular mounting opening 1a protruding from the sliding door 1. A locking device 2 for locking is installed.

As shown in FIGS. 1 to 3, the base plate 3 constituting a part of the locking device 2 includes a first wall portion 31 and a second wall portion 32 that engage with the mounting opening 1a.
A peripheral edge portion 33 of the base plate 3 is fixed to the sliding door 1 from the outside by four setscrews 4. This first wall portion 31
and the second wall portion 32 are formed symmetrically.

In the base plate 3, a portion surrounded by the first wall portion 31 and the upper side 32a of the second wall portion 32 is a mounting portion 34, and an opening portion 35 is bored inside the second wall portion 32. There is. The first wall portion 31 and the second wall portion 31
Gaps 36 and 37 are formed at symmetrical positions between the upper side 32 and the wall 32, respectively.
A gap 32b is also formed in the center of a.

Spring hook holes 38a and 38b are formed in the upper left corner and the upper right corner of the mounting portion 34. moreover,
As shown in FIG. 4, screws 6 are provided on the left and right end faces of the first wall 31 and the end faces of the four corners of the opening 35 to fix the back cover 5 to the first wall 31 and the second wall 32. A screw hole 39 is provided.

In this way, the base plate 3 is formed symmetrically.

As shown in FIGS. 1 to 5, the mounting portion 3
A locking lever 8 is pivotally supported on a pivot shaft 7 supported between the camera back 4 and the back cover 5 via a bushing portion 7a. This pivot 7 is arranged approximately at the center of the base plate 3.

The locking lever 8 has a hook portion 8a at its tip that protrudes from the gap 37 to the outside of the first wall portion 31 and engages with the locked portion 10a on the vehicle body 10 side in the closed door position shown in FIGS. 1 and 5. is formed.

The locking lever 8 is in a locked position (the position shown by the solid line in FIG. 1) where the hook portion 8a is engaged with the locked portion 10a, and in a locked position where the hook portion 8a is engaged with the locked portion 10a.
It is possible to swing around the pivot shaft 7 between the unlocked position (the position shown by the chain line in FIG. 1) and the unlocked position.

A spring hook 8 formed on the locking lever 8
A spring 9 is stretched between the spring hook hole 38b and the spring hook hole 38b. The locking lever 8 is biased toward the locking position by a spring 9, and when the sliding door 1 is closed, the hook portion 8a of the locking lever 8 engages with the locked portion 10a at the door closing position. Configured to automatically engage.

As shown in Figures 1 to 3 and 5,
An operation handle 11 for switching the locking lever 8 from the locking position to the unlocking position is pivotally supported together with the locking lever 8 on the pivot shaft 7 via a bushing portion 7a. The operating handle 11 is urged by a spring 40 toward the lock position shown in FIG.

The operating portion 11a of the operating handle 11 protrudes from the gap 32b toward the opening 35 and can be operated from the outside.

The operation handle 11 has a circumferential rib-shaped first engagement member that engages with the engaged portion 8c of the locking lever 8 so as to be able to transmit the switching operation of the locking lever 8 to the unlocked position side. A portion 11b and a second engaging portion 11c, which also has a circumferential rib shape and are provided at a symmetrical position to the first engaging portion 11b, are provided in a protruding manner. In this way, the operating handle 11 is formed symmetrically.

A stopper 12 capable of restraining the unlocking operation by the operating handle 11 is pivotally supported between the mounting portion 34 and the back cover 5. This stopper 12 has a locking position (position shown by the solid line in FIG. 1) in which the locking pawl 12a locks the second engaging portion 11c and disables the switching operation of the operating handle 11, and a locking position (the position shown by the solid line in FIG. 1) where the locking claw 12a locks the second engaging portion 11c. It is detachable from the second engaging portion 11c and is rotatable between an unlocked position and an unlocked position where the operating handle 11 can be switched.

As shown in FIG. 5, the outer end surface of the stopper 12 is exposed to the outer side of the vehicle through the hole in the mounting portion 34.
An engagement hole 12b into which a leg of a tool can be engaged is formed on the outer end surface of the vehicle so that the stopper 12 can be switched from the outer side of the vehicle.

The operation will be explained below.

In the state shown in FIGS. 1 and 3, the hook portion 8a of the locking lever 8 is engaged with the locked portion 10a of the vehicle body 10, so that the slide door 1
is locked in the closed position and stopper 1
2 locks the second engaging portion 11c of the operating handle 11, so that the operating handle 11 is locked.

In this state, in order to release the lock by the stopper 12 from the outside of the vehicle, the leg of the tool is engaged with the engagement hole 12c of the stopper 12, and the stopper 12 is moved from the locked position shown by the solid line in FIG. Rotate to the unlocked position shown. As a result, the locking claw 12a of the stopper 12 is disengaged from the second engaging portion 11c.

With the stopper 12 unlocked in this manner, move the operating handle 11, which is in the locked position shown by the solid line in FIGS. 1 and 5, to the unlocked position shown by the chain line by grasping the operating part 11a When rotated, the first engaging portion 1 of the operating handle 11
1b pushes the engaged portion 8c of the locking lever 8 from the locked position side to the unlocked position side, the hook portion 8a of the locking lever 8 is disengaged from the locked portion 10a of the vehicle body 10, and the lock is released. . This unlocking allows the sliding door 1 to be opened.

When sliding door 1 is closed from the open state,
At the closed door position, the hook part 8 of the locking lever 8
The locked portion 1 of the vehicle body 10 is
0a, and the sliding door 1 is locked. At this time, the first engaging portion 11b is pushed by the locking lever 8, and by the biasing force of the spring 40, the operating handle 11 is displaced to the locked position shown by the solid line in FIGS. 1 and 5.

By rotating the stopper 12 toward the locked position in this state, the locking pawl 12a of the stopper 12 locks the second engaging portion 11c of the operating handle 11,
This locks the operating handle 11 in the lock position.

It should be noted that the locking device 2 shown in the above embodiment is configured for use on the left side, for example, depending on the mounting location.In order to configure the locking device 2 for use on the right side, the base plate 3 is attached to the left side sliding door. Attachment: Turn the locking lever 8 upside down and attach it to the base plate 3, make the hook portion 8a protrude from the gap 36, and tighten the spring 9 between the spring hook portion 8b of the locking lever 8 and the spring hook hole 38a. , the locking claw 12a of the stopper 12 is connected to the first engaging portion 1
It is only necessary to attach the stopper 12 so as to lock the locking device 1b, and the parts are common for the locking device for the right side and the locking device for the left side.

In the locking device 2 configured for the left side, the locking pawl 12a of the stopper 12 is connected to the first engaging portion 1.
1b, the operating handle 11 is locked in the locked position. When the stopper 12 is rotated to unlock the operating handle 11 and the operating handle 11 is moved to the unlocked position, the second The engaging portion 11c is the engaged portion 8c of the locking lever 8.
is pressed, the hook portion 8a is released from the locked portion 10a, and the lock is released.

(Effect of the invention) According to the locking device for a sliding door for a vehicle according to the present invention, the base plate and the operation handle are formed symmetrically, and by turning the locking lever upside down and attaching it to the base plate, it is possible to lock the locking lever for the left side or the right side. Since it is possible to construct a locking device for both the left and right locking devices, parts can be shared between the left and right locking devices, thereby reducing manufacturing costs.

[Brief explanation of drawings]

Figures 1 to 5 show an embodiment of the present invention, in which Figure 1 is a front view seen from the passenger compartment side with the back cover removed, Figure 2 is a sectional view taken along the - line in Figure 1, FIG. 3 is a perspective view as seen from the compartment side with the back cover removed, the perspective view is a perspective view as seen from the compartment side, and FIG. 5 is a front view as seen from the outside of the vehicle. DESCRIPTION OF SYMBOLS 1... Vehicle sliding door, 2... Locking device, 3... Base plate, 8... Locking lever, 8a... Tuft part, 8c... Locked part, 1
0... Vehicle body, 10a... Locked part, 11... Operating handle, 11b... First engaging part, 11c... Second engaging part, 12... Stopper, 36, 37... Gap.

Claims (1)

[Scope of utility model registration request] A locking device for a sliding door for a vehicle includes a base plate fixed to the sliding door, and a hook portion pivoted approximately at the center of the base plate and formed at the tip thereof to engage with a locked portion on the vehicle body when the door is in a closed position. The locking lever comprises a locking lever and an operation handle coaxially supported with the locking lever, and gaps from which the hook portions of the locking lever protrude are formed at symmetrical positions on the base plate. The lever is swingable between a locked position where the hook part is engaged with the locked part by a biasing force and an unlocked position where the hook part is detached from the locked part against the force. A first engaging part that engages with the engaged part of the locking lever in the locking position and transmits a movement toward the unlocking position to the locking lever projects on the operating handle. A locking device for a sliding door for a vehicle, characterized in that a second engaging portion is provided in a protruding manner at a position symmetrical to the first engaging portion.