JPH09254662A - Slide door fully opening condition retaining device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To facilitate the installation work of a hook and a striker, by providing on a slide door side, blocking means which is engaged with the engaging part of a roller bracket by a bent part for a slide door when the roller bracket is swung, and blocks the movement of the slide door in a closing direction. SOLUTION: An engaging claw 81a is not engaged with an engaging part 7 in the middle of its movement in the fully opening direction of a slide door, therefore a roller bracket 41 is freely swung against a roller arm 4. When the slide door is fully opened from the foregoing state, a second roller 5b is moved to the bent part 6 of a lower guide rail, and guided by first and second vertical walls 32, 33 of the lower guide rail 3. Then, the roller bracket 41 is swung in a clockwise direction against the roller arm 4, and the engaging part 7 is engaged with the engaging claw 81a of a latch 81. Thus, the roller bracket 41 may not be swung in a counterclockwise direction.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a slide door fully open holding device for a vehicle.

[0002]

2. Description of the Related Art Generally, in a vehicle equipped with a slide door movable along a side portion of a vehicle body, a so-called full-open holding device for preventing a slide door that is fully opened from accidentally moving in a closing direction. Is provided.

In the conventional full-open holding device described above, as shown in, for example, Japanese Utility Model Laid-Open No. 63-143665, a hook is rocked on a roller bracket that is freely rocked on the slide door. While supporting freely, a striker capable of engaging the hook is fixed to the outer side of the vehicle body, and when the slide door is fully opened, the hook is engaged with the striker to fully open the slide door. I try to lock it in position.

[0004]

However, in the fully-open holding device described above, since the striker is provided on the outer side of the vehicle body, there is a problem that the striker is exposed to the outside of the vehicle body when the slide door is opened. It is conceivable that the striker is provided on the vehicle body side, while the hook engaging with the striker is provided on the slide door side that moves with respect to the vehicle body. It is difficult to set the attachment position of the hook to the sliding door, and there is a problem that the attachment work of the hook or the striker is troublesome.

The present invention has been developed in view of the above circumstances, and the object thereof is that it can be assembled on the sliding door side in a simple and easy manner, and is less likely to be exposed to the outside of the vehicle body. A full-open holding device for a sliding door is provided.

[0006]

In order to achieve the above object, the invention according to claim 1 is directed to a guide rail 3 arranged along a side portion of a vehicle body 1 and moved along the guide rail 3. It is possible to swing a roller bracket 41 having rollers 5a and 5b that roll along the guide rails 3 on a roller arm 4 that is mounted on the slide door 2. In the vehicle supported on the guide rail 3, the slide door 2
At the fully open position, a bent portion 6 for swinging the roller bracket 41 with respect to the slide door 2 is formed, a locking portion 7 is provided on the roller bracket 41, and the bent portion 6 is provided on the slide door 2 side. When the roller bracket 41 is swung, the blocking means 8 that engages with the locking portion 7 and blocks the movement of the slide door 2 in the closing direction is provided.

[0007]

According to the present invention, when the slide door 2 is fully opened, the roller bracket 41 is attached to the slide door 2 as the rollers 5a and 5b are positioned in the bent portion 6 of the guide rail 3. Since the locking portion 7 provided on the roller bracket 41 engages with the blocking means 8 while swinging with respect to each other, the sliding door 2 does not move carelessly in the closing direction.

Further, according to the present invention, since the locking portion 7 and the blocking means 8 for holding the slide door 2 in the fully open position are both provided on the slide door 2 side, the locking portion 7 and the blocking means are provided. The assembling property of No. 8 is good.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 shows a one-box type automobile having a slide door on a side portion of a vehicle body as a preferred embodiment of the present invention. In addition to being provided, the vehicle body 1 supports a slide door 2 which can open and close the entrance 10 while sliding in the front-rear direction.

When the slide door 2 is slidably supported on the vehicle body 1 side, an upper guide rail 11 and a center guide rail 12 extending in the vehicle front-rear direction are respectively provided on the upper side and the central rear side of the entrance / exit 10. And the upper guide rail 1 along the boarding / alighting gate 10 at the outer end position in the vehicle width direction on the lower surface side of the floor F.
1, a lower guide rail 3 extending in parallel with the slide door 2 is attached to each of the guide rails 11, 12 and 3.
And slide the slide door 2 into the guide rails 1
The slide door 2 is used to open and close the entrance / exit 11 by guiding and moving along 1.12.3.

The guide rails 11, 12 and 3 extend in parallel with the front and rear direction of the vehicle body along the entrance / exit 11, and the front side of the entrance / exit 10 in the door opening / closing direction is in the vehicle width direction. The slide door 2 is curved toward the inner side in the vehicle width direction along the curved portion of each of the guide rails 11, 12, and 3 when the door 10 is closed by the slide door 2. Guides the slide door 2 flush with the side surface of the vehicle body, the slide door 2 closes the entrance / exit 10 hermetically, and the slide door 2 opens the entrance / exit 10. Sometimes, the slide door 2 is guided to the outer side in the vehicle width direction, and then the slide door 2 is moved to the guide rails 11, 12 ,.
3 is guided to the rear side of the vehicle body to hold the slide door 2 from the side surface of the vehicle body to the outer side in the vehicle width direction so as to prevent interference between the side surface of the vehicle body and the slide door 2. I am trying.

A plurality of rollers which are inserted into and guided by the guide rails 11, 12 and 3 are attached to the slide door 2, and these rollers are attached to the guide rails 11.
By rolling along 12.3., The opening / closing operation of the entrance / exit 10 of the slide door 2 is performed.

Explaining in detail with reference to FIG. 2, this figure shows the mounting portion of the lower guide rail 3, but a substantially L-shaped roller arm 4 is fixed to the inner surface of the lower portion of the slide door 2. , On the tip side of this roller arm 4,
A roller bracket 41 having a substantially U-shaped cross section is pivotally supported in a horizontal direction via a pivot 40, and the roller bracket 41 has a first roller 5 which rotates about the horizontal axis.
a and two second rollers 5b which rotate about a vertical axis orthogonal to the roller 5a are rotatably supported, and each of the rollers 5a and 5b rolls along the lower guide rail 3. By being guided, the slide door 2 is slid in the vehicle front-rear direction.

On the other hand, the lower guide rail 3 faces the mounting wall 31 fixed to the outer end position in the vehicle width direction on the lower surface side of the floor F, and faces downward from both edges in the vehicle width direction of the mounting wall 31. And a pair of left and right first and second vertical walls 32 and 33 which extend to the left and right to guide the second roller 5b to roll, and the second vertical wall 33.
A third vertical wall 34 extending downward from the lower end of the second vertical wall 34, and a horizontal wall 35 extending horizontally from the lower end of the third vertical wall 34 outward in the vehicle width direction to guide the second roller 5a to roll. It has and.

The second roller 5b is connected to the first and second rollers.
While being fitted between the vertical walls 32 and 33, the first roller 5a is placed on the upper surface of the horizontal wall 35, and the second roller 5b receives the load of the slide door 2 by the first roller 5a. By controlling the position of the slide door 2 in the vehicle width direction, the slide door 2 is slid along the lower guide rail 5 to open / close the entrance / exit 10.

In the vehicle having the above structure, in the embodiment shown in the drawings, as shown in FIGS. 3 and 4,
At the rear end portion of the lower guide rail 3, a bending portion 6 that bends inward in the vehicle width direction at a predetermined angle is formed, and the bending portion 6 moves the roller bracket 41 at the fully open position of the slide door 2. The slide door 2 is swung.

Further, a pawl tooth-shaped engaging portion 7 is integrally formed on a portion of the roller bracket 41 assembled to the slide door 2 side, which is located below the lower surface of the roller arm 4, while the roller arm 4 of the roller arm 4 is formed. Below the bent portion 3
When the roller bracket 41 swings at 0, the blocking means 8 is provided for engaging the locking portion 7 and blocking the movement of the slide door 2 in the closing direction. 8, a latch 81 having an engaging claw 81a engageable with the locking portion 7 is swingably supported below a lower surface of a tip end portion of the roller arm 4 via a shaft 82, and
Engaging claws 81 of the latch 81 are provided around the shaft 82.
A coil spring 83 for swinging and urging a is engaged with the engaging portion 7 (counterclockwise in FIG. 3) is loosely inserted, and the outer handle 21 provided on the slide door 2 is The latch 81 and the operation cable 8
4 is connected, and by operating the outer handle 21,
The direction in which the engaging claw portion 81a is disengaged from the locking portion 7 of the latch 81 via the operation cable 84 (see FIG. 3).
In the clockwise direction).

When the slide door 2 is fully opened in a vehicle incorporating the above-described full-open holding device, during the movement of the slide door 2 in the full-opening direction, as shown in FIG. , Latch 81
The tip of the engaging claw portion 81a of the above is only in elastic contact with the tip of the engaging portion 7, the engaging claw portion 81a is not engaged with the engaging portion 7, and therefore the roller bracket 41 is It is free to swing with respect to the roller arm 4.

From this state, when the slide door 2 is fully opened, the second roller 5b is moved to the lower guide rail 3
The second roller 5b is guided by the first and second vertical walls 32 and 33 of the lower guide rail 3 as the roller bracket 41 moves relative to the roller arm 4 as the second roller 5b moves toward the bent portion 6. 3, the locking portion 7 engages with the engaging claw portion 81a of the latch 81, and the roller bracket 41 moves to the position shown in FIG. It becomes impossible to swing counterclockwise from.

Therefore, even if the sliding door 2 is moved in the closing direction (leftward in FIG. 4), the second roller 5 supported by the roller bracket 41 is moved.
Since b cannot follow the straight line portion that is continuous from the bent portion 6 of the lower guide rail 3 to one end of the bent portion 6,
As a result, the slide door 2 does not inadvertently move in the closing direction from the position shown in FIG.

In order to close the fully opened slide door 2, the outer handle 21 is operated to swing the latch 81 in the clockwise direction from the position shown in FIG. The engagement between the mating claw portion 81a and the locking portion 7 may be released so that the roller bracket 41 can swing with respect to the roller arm 4.

Thus, in the above-described embodiments, the latching portion 7 for holding the slide door 2 in the fully open position, the latch 81 constituting the blocking means 8, the operation cable, etc. are all on the slide door 2 side. Since the locking portion 7 and the blocking means 8 are mounted on the locking portion 7, the locking portion 7 and the blocking means 8 can be easily assembled.
Since the latch 81 and the operation cable 84 are disposed below the roller arm 4, these members are not visible from the outside of the vehicle body 1 regardless of whether the slide door 2 is opened or closed, and thus the appearance of the vehicle is impaired. Never.

[Brief description of drawings]

FIG. 1 is a schematic perspective view of a vehicle including a fully-open holding device according to the present invention.

FIG. 2 is an enlarged sectional view taken along line XX in FIG.

FIG. 3 is a schematic explanatory view of a main part of the sliding door when it is half-opened, viewed from the bottom.

FIG. 4 is a schematic explanatory view of a main part when the sliding door is fully opened, viewed from the bottom surface.

[Explanation of symbols]

 1 Car Body 2 Slide Door 3 Guide Rail 4 Roller Arm 41 Roller Bracket 5a ・ 5b Roller 6 Bending Part 7 Locking Part 8 Blocking Means

Front Page Continuation (72) Inventor Mitsuhiro Hashimoto 1 Toyota Town, Toyota City, Aichi Prefecture Toyota Automobile Co., Ltd.

Claims (1)

[Claims] 1. A guide rail provided along a side portion of a vehicle body, and a slide door movable along the guide rail, wherein a roller arm assembled to the slide door includes the guide. In a vehicle that swingably supports a roller bracket to which a roller that rolls along a rail is attached, swings the roller bracket relative to the slide door on the guide rail at the fully open position of the slide door. And a locking portion is provided on the roller bracket, and the sliding door side is engaged with the locking portion when the roller bracket swings at the bending portion, so that a sliding door is provided. Is provided with a blocking means for blocking the movement of the sliding door in the closing direction.