JP2002283848A - Opening/closing apparatus of vehicle hatchback door - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a hatchback door opening/closing apparatus through which cargos can be handled with ease even when a backspace of a vehicle is small. SOLUTION: The hatchback door (2) is divided into an upper part and a lower part. The lower door (4) has a first rocking device (10) on the upper end thereof and has a second rocking device (20) on the lower end thereof. This apparatus is provided such that the release of the first rocking device (10) opens the hatchback door opened in an inwardly-bent manner and the release of the second rocking device (20) opens the hatchback door in an integrated manner.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a rear door opening / closing device provided at a rear portion of a vehicle body and having a hinge at a ceiling portion.

[0002]

2. Description of the Related Art Vehicles having a rear door, such as van type vehicles including wagon vehicles and hatchback vehicles, are known.

[0003] In recent years, these vehicles are less affected by the weather, and carry luggage that does not like rain,
It is easy to use as a practical vehicle for family trips and the like, and is widely used.

However, in these vehicles,
Referring to FIG. 7, a certain space L is required behind vehicle C to open and close rear door D, and if there is no such space, rear door D cannot be opened as shown by arrow B. , Can not take in and out of luggage.

As a countermeasure, the rear door is moved up and down.
Some of the doors are divided and the upper door is opened upward and the lower door is opened downward. However, there is a problem that the door opened downward is obstructive in a narrow place.

[0006]

SUMMARY OF THE INVENTION The present invention has been proposed in view of the above-mentioned problems of the prior art, and has a rear door opening / closing device which allows easy loading and unloading of luggage in a place where there is little space behind the vehicle. It is intended to provide.

[0007]

According to the present invention, there is provided an opening / closing device for a rear door (2) provided at a rear portion of a vehicle body (1) and having a hinge (3a) at a ceiling portion.
Rear door (2) is upper door (3) and lower door (4)
The hinges are connected by hinges (4a) such that the connecting portion projects rearward of the vehicle body when the center is bent (claim 1).

Here, in the present invention, the lower door (4)
A first door lock device (10) for mutually locking the upper door (3) and the lower door (4) at the upper end of the vehicle, and a rear door (4) mutually locked at the lower end of the vehicle body (1). ) Is provided with a second door lock device (20) for locking, and when the first lock device is released, the second lock device (2) is locked.
Preferably, the first and second lock devices are interconnected so that the first lock device (10) does not interlock when the second lock device is released (claim 2). ).

Preferably, the lower door (4) is provided with a third locking device (25) for mutually locking the upper and lower doors when the middle folding is performed (claim 3).

According to the present invention having such a configuration, the rear door is of a split type, so that even if the space behind the vehicle is small, it is possible to easily handle luggage from the rear door. In addition, by appropriately configuring the door knob, the rear door can be selectively opened and closed in a folded state and the rear door can be opened and closed as a single piece, improving usability in opening and closing the rear door I do.

[0011]

FIG. 1 shows a vehicle body 1 having a rear door 2.
3 is a perspective view showing a rear portion of the vehicle, in which a rear door 2 includes hinges 3a,
3a, it is attached to the top of the vehicle body so as to be openable and closable. The rear door 2 is provided with an upper door 3 and a lower door 4 so that the connecting portion projects rearward of the vehicle body (right side in the figure) when the center is bent.
And are connected by hinges 4a, 4a.

Referring to FIG. 2 as well, a striker 5 constituting the first door lock device 10 is attached to a lower end of the upper door 3. Reference numeral 31 denotes a tire, 32 denotes a rear quarter window, 33 denotes a rear window, and 34 denotes a rear door stay.

A door knob 8 constituting a first door lock device 10 is attached to an upper end of the lower door 4. A lever 7 of the door knob 8 has one end 6 a of a lock lever 6 engaged with the striker 5 and a rod 9. And pin 6
It swings around a and is unlocked by the door knob 8.

At the lower end of the lower door 4, a door knob 16 is attached, and the striker 1 attached to the vehicle body is attached.
A lock lever 14 that engages with 3 is connected to a lever 15 of a door knob 16 by a rod 17.

The other end 6b of the lock lever 6 and a long hole 14b provided in the lock lever 14 are connected by rods 11 via yokes 11a, 11b and pins 12, 12. Reference numeral 14a indicates a pin provided on the lock lever 14.

Further, a push-type door lock device 25 is attached to the lower door 4, and engages with a striker 26 attached to the upper door 3, so that the lower door 4 hangs down when it is folded. Has been prevented.

Hereinafter, the operation will be described with reference to FIGS. FIG. 3 shows a case where the first lock device 10 is released, and when the lever 7 is swung by the door knob 8 as indicated by A, the rod 9 is turned around the pin 6a.
To release the engagement between the lock lever 6 and the striker 5 to release the first lock device.

At the same time, the lock lever 14 of the second lock device 20 is also swung by the lock lever 6 via the rod 11, and the lock is released. Therefore, when the rear door is opened in a place where the rear is narrow, the rear door 2 can be opened in a folded state by operating the first locking device, and the upper door and the lower door are locked by the locking device 25. if,
A sufficient work space can be secured safely.

FIG. 4 shows a case where the rear door 2 is opened integrally. When the second lock device 20 is released by the door knob 16, the elongated hole 14b is loosely engaged with the rod 11 in the vertical direction. The first lock device 10 is not released. Therefore, the rear door 2 can be opened integrally.

FIG. 5 shows another embodiment of the present invention, in which an electromagnetic locking device is used for the lower door 4, and a door knob 4 having an electric switch at the upper end of the lower door 4.
5 are mounted, electromagnetic lock actuators 41 and 42 are mounted on both sides thereof, and door knobs 46 and lock actuators 43 and 44 are similarly mounted on lower ends thereof. Door knobs 45 and 46 and lock actuators 41 and 42, Reference numerals 43 and 44 are connected to the control unit 40 by electric circuits.

The control unit 40 unlocks all the lock actuators 41, 42, 43 and 44 by a signal from the door knob 45, and unlocks only the lock actuators 43 and 44 by a signal from the door knob 46. Have been.

Therefore, the rear door 2 is opened in a folded state by operating the door knob 45 on the middle folding side, and the rear door is opened integrally by operating the lower door knob 46.

FIG. 6 shows another embodiment of the present invention, in which the same electric lock device as in the other embodiment is used for the bent portion, a switch 50 is used in place of the control unit, and the lower door is used. A mechanical doorknob 16 similar to that of the first embodiment is attached to the lower end, and the electric doorknob 45 and the mechanical doorknob 16 are connected by a wire, and the operation and effect are the same. If selected, a wider application is possible.

[0024]

The present invention is configured as described above, and can provide the following excellent effects. (1) By using a split rear door, cargo can be easily handled even if the space behind the vehicle is small. (2) The door can be folded by selecting the door knob, and the door can be opened and closed by selecting one, which is convenient.

[Brief description of the drawings]

FIG. 1 is a perspective view of a rear portion of a vehicle showing an embodiment of the present invention.

FIG. 2 is a diagram showing a configuration inside a door of FIG. 1;

FIG. 3 is a view for explaining the function of the middle folding opening of FIG. 2;

FIG. 4 is a view for explaining the operation of integrally opening in FIG. 2.

FIG. 5 is a diagram showing another embodiment of the present invention.

FIG. 6 is a diagram showing another embodiment of the present invention.

FIG. 7 is a diagram showing an example of the related art.

[Explanation of symbols]

 2 Rear door 3 Upper door 4 Lower door 5, 13, 26 Striker 8, 16 Door knob 9, 11, 17 Rod

Claims (3)

[Claims] 1. A rear door opening / closing device provided at a rear portion of a vehicle body and having a hinge at a ceiling portion, wherein the rear door is divided into an upper door and a lower door, and a connecting portion is provided at the rear of the vehicle body when the vehicle is bent. An opening and closing device for a rear door of a vehicle, which is connected by a hinge so as to protrude. 2. A first door locking device for mutually locking an upper door and a lower door at an upper end of a lower door, and a second door locking device for locking a rear door mutually locked at a lower end to a vehicle body.
Door lock device is attached, and when the first lock device is released, the second lock device is released in conjunction therewith,
The vehicle rear door opening / closing device according to claim 1, wherein the first and second locking devices are connected to each other so that the first locking device does not interlock when the second locking device is released. 3. The opening / closing device for a vehicle rear door according to claim 2, further comprising a third locking device that locks the upper and lower doors mutually when the middle door is folded.