JP2001173284A - Vehicle back door opening device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To easily fit a door opening device of a vehicle back door. SOLUTION: The door opening device of the vehicle back door having a main door and a sub door comprises a main open handle 4 to open a main door latch 23 for the main door, and a sub open handle 5 to open a sub door latch 25 for the sub door, and the main open handle 4 and the sub open handle 5 are continuously disposed on one handle base 2 in the right-to-left direction, and rotatably and pivotably supported thereby.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an apparatus for opening a vehicle back door.

[0002]

2. Description of the Related Art Conventionally, a back door of a vehicle includes a main door and a sub door. As an example, the main door is a door that controls the opening and closing of the entire rear opening of the vehicle, and the sub door is a door that controls the opening and closing of a sub opening formed in the main door. Further, as an example, the main door is a door that controls opening and closing of the lower half of the rear opening of the vehicle, and the sub door is a door that controls opening and closing of the upper half of the rear opening.
Conventionally, such a back door opening apparatus includes a main open handle for opening a main door latch for a main door and a sub open handle for opening a sub door latch for a sub door. Further, the conventional door opening device is provided with a mechanism for preventing any one of the doors from opening even if two opening handles are (almost) simultaneously opened.

[0003]

An object of the conventional door opening device is that two open handles are separately attached to the back door. Being separate
Since there are two mounting places, the mounting work is also twice,
In addition, securing a mounting place becomes troublesome. The simultaneous opening prevention mechanism provided in the conventional door opening device has a complicated structure and a large number of parts.

[0004]

SUMMARY OF THE INVENTION Accordingly, the present invention provides a vehicle back door opening apparatus having a main door and a sub door, wherein the main open handle 4 for opening the main door latch 23 for the main door and the sub door are provided. The main open handle 4 and the sub open handle 5 are provided side by side on one handle base 2 so as to be rotatable and rotatably supported. This is a device for opening a vehicle back door. The present invention also provides a vehicle back door opening device having a main door and a sub door, wherein the main open handle 4 for the main door is provided.
A sub-open handle 5 for the sub-door, a main open lever 30 for opening the main door latch portion 23 for the main door when the main open handle 4 is rotated by an opening operation of the main open handle 4, and an opening of the sub-open handle 5 A sub-open lever 31 for opening the sub-door latch portion 25 for the sub-door when rotated by an operation; the main open lever 30 and the sub-open lever 31 are configured to rotate in opposite directions to each other; When both the main open handle 4 and the sub open handle 5 are operated to open the door, the lever 30 and the sub open lever 31 both open the main door latch 23 and the sub door latch 25. Before or one of them was released , The subsequent contact with each other the main open handle 4 and the sub open handle 5
And a door opening device for a vehicle back door configured to regulate the door opening operation. Further, the present invention provides a vehicle back door opening device provided with a main door and a sub door, wherein the main open handle 4 for the main door, the sub open handle 5 for the sub door, and the main open handle 4 The main open lever 30 which rotates by opening the door, and the sub open handle 5
A sub-open lever 31 that rotates by opening the door, a main door lever 20 that is connected to the main door latch 23 of the main door and opens the main door latch 23 when rotated, and a sub-door latch 25 for the sub-door.
, A sub door lever 21 that opens the sub door latch portion 25 when rotated, a lock lever 9 that switches between an unlock position and a lock position by a key cylinder 12 or an actuator 14, and the lock lever that is pivotally supported by the lock lever 9. When the lock lever 9 is in the unlock position, the rotation of the open levers 30 and 31 is transmitted to the door levers 20 and 21. When the lock lever 9 is in the lock position, the open levers 30 and 31 are rotated.
The main open lever 30 and the sub open lever 31 are provided with a main lock link 16 and a sub lock link 17 which do not transmit the rotation of the main open handle 4 and the sub open handle 5 to the two door levers 20 and 21. When both of the main opening handles are operated before the main door latch portion 23 and the sub door latch portion 25 are opened, or after either one of the main door latch portions 23 and the sub door latch portion 25 are opened, the main open handle contacts each other. 4 and the sub-open handle 5
And a door opening device for a vehicle back door configured to regulate the door opening operation.

[0005]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to the drawings. Reference numeral 1 denotes a door opening device for a vehicle back door according to the present invention. The back door according to the present invention includes a main door and a sub door. Preferably, the main door is a door that controls the entire opening and closing of the rear opening of the vehicle, and the sub door is a sub door formed on the main door. It is responsible for opening and closing the opening.

Reference numeral 2 denotes a handle base of the door opening device 1, which is in contact with the back door. The handle base 2 has a main open handle 4 for the main door and a sub open handle 5 for the sub door by a shaft 3.
And are supported. The open handles 4, 5 are arranged side by side on the left and right, and have a structure that rotates when a hand is inserted from below and pulled forward as shown in FIG. Engagement legs 6, 7 projecting rearward from the open handles 4, 5, respectively, are integrally formed.

FIG. 3 shows a mounting bracket 8 and a lever group provided on the back side of the handle base 2. The mounting bracket 8 is indicated by a virtual line for convenience.
Reference numeral 9 denotes a lock lever pivotally supported by a lock shaft 10 on the bracket 8, and an arc slot 11 of the lock lever 9 is connected to an end of a rod 13 reaching a key cylinder 12 of the back door. Further, a well-known actuator 14 may be connected to the lock lever 9 via an arm 15 if desired. The lock lever 9 switches between a locked position and an unlocked position, as is known. The lock lever 9 in FIG. 3 is in the unlock position.

At one end of the lock lever 9, a main lock link 16 and a sublock link 17 are pivotally supported by pins 18. Reference numeral 19 denotes a support shaft attached to the mounting bracket 8.
0 (FIG. 4) and the sub-door lever 21 (FIG. 5) are rotatably supported. A main door latch portion 23 of the main door is connected to the main door lever 20 via a rod 22, and a sub door latch portion 25 of the sub door is connected to the sub door lever 21 via a rod 24.
Are linked. Each door latch portion 23, 25 is opened when the corresponding door lever 20, 21 rotates, and the main door or the sub door is opened.

The door levers 20 and 21 are formed with long engagement holes 26 and 27, respectively. Lock pins 28 and 29 provided at the tips of the lock links 16 and 17 are slidable in the long engagement holes 26 and 27, respectively. To be engaged.

The support shaft 18 further includes a main open lever 30 (FIG. 6) and a sub open lever 31 (FIG. 7).
And are rotatably supported. The main open lever 30 has a U-shaped engaging portion 32 that can be engaged with the main lock pin 28 and a contact portion 33 that faces the tip of the main engaging leg 6 of the main open handle 4. You. The sub-open lever 31 has a U-shaped engaging portion 34 that can be engaged with the sublock pin 29 and a contact portion 35 that faces the tip of the sub-engaging leg 7 of the sub-open handle 5. It is formed.

Reference numeral 36 denotes an engagement recess formed in the sub-open lever 31. The bent piece 37 of the main open lever 30 faces the engagement recess 31 with a lost motion. The main open lever 30 is held at the position shown in FIG. 3 by the elasticity of a spring (not shown). When the main open handle 4 is opened, the engaging leg 6 of the open handle 4 comes into contact with the contact portion 33. Clockwise rotation in FIG. The sub-open lever 31 is also held at the position shown in FIG. 3 by the elasticity of a spring (not shown), and when the sub-open handle 5 is opened, the engaging leg 7 of the open handle 5 is brought into contact with the contact portion 35. And rotates counterclockwise in FIG.

[0012]

In the unlocked state shown in FIG. 3, when the main open handle 4 is opened in this state, the engaging leg 6 of the open handle 4 comes into contact with the contact portion 33 and the main open lever 30 is opened. Is rotated clockwise in FIG. Then, the main lock pin 28 is moved to the open lever 3 position.
0 U-shaped engagement portion 32 and the long engagement hole 26 of the main door lever 20, so that the main door lever 2
0 also rotates clockwise, whereby the main door latch 23 is opened, and the main door is opened.

When the sub-open handle 5 is opened in the state shown in FIG. 3, the engaging leg 7 of the open handle 5 comes into contact with the contact portion 35, and the sub-open lever 31 is rotated counterclockwise in FIG. Let it. Then, since the sublock pin 29 is engaged with both the U-shaped engagement portion 34 of the open lever 31 and the engagement elongated hole 27 of the sub door lever 21, the sub door lever 21 also rotates counterclockwise, thereby The door latch 25 is opened, and the sub door is opened.

In FIG. 3, when the lock lever 9 is rotated counterclockwise by the key cylinder 12 or the actuator 14, the pin 18 moves upward in FIG. 3, and both lock pins 28 and 29 are respectively U-shaped engaging portions 32. , 34
Moved away from, held and locked. In the locked state, the rotation of the open levers 30 and 31 is controlled by the door lever 2
Since the signals are not transmitted to 0 and 21, the main door and the sub door are not opened even if the open handles 4 and 5 are opened.

According to the present invention, as shown in FIG. 1, the two open handles 4 and 5 are provided on one handle base 2 side by side. For this reason, the door opening device 1
The number of man-hours required for attaching the back door to the back door is reduced, and it is easy to secure a place for attaching the back door.

Further, according to the present invention, even if the two open handles 4, 5 are simultaneously opened, it is possible to prevent both the main door and the sub door from being opened. That is, FIG. 8 shows the open levers 30 and 31 when the two open handles 4 and 5 are simultaneously opened by exactly the same amount, and the open levers 30 and 31 rotate in opposite directions by the same amount. are doing. When the opposite rotation is performed by the same amount, the bent portion 37 of the main open lever 30 comes into contact with the engagement concave portion 36 of the sub open lever 31, and the rotation of the open levers 30 and 31 is restricted with the mutual contact thereafter. It will be in the state to be performed. In this state, the door latch portions 23 and 25 are set so as not to be opened. In this manner, in the configuration in which the members that move opposite to each other are restricted from moving by contacting with each other, when one of the members moves as much as possible to open the door latch portion, the amount of movement of one of the other members decreases and the door latch portion moves. Since the opening of the part is not performed, it is possible to prevent both the main door and the sub door from being opened even if the both open handles 4 and 5 are pulled by mistake.

[0017]

As described above, the present invention relates to a main door handle 4 for opening a main door latch 23 for a main door in a vehicle back door opening apparatus having a main door and a sub door. A sub-open handle 5 for opening a sub-door latch portion 25 for the sub-door, wherein the main open handle 4 and the sub-open handle 5 are arranged side by side on one handle base 2 so as to be rotatably supported. Since the door opening device of the vehicle back door is used, the number of work steps required for mounting the door opening device 1 on the back door can be reduced, and the installation location of the back door can be easily secured. Further, the present invention provides a vehicle back door opening device provided with a main door and a sub door, wherein the main open handle 4 for the main door, the sub open handle 5 for the sub door, and the main open handle 4 A main open lever 30 for opening the main door latch 23 for the main door when rotated by the door opening operation, and a sub open lever for opening the sub door latch 25 for the sub door when rotated by the opening operation of the sub open handle 5 The main open lever 30 and the sub open lever 31 are configured to rotate in opposite directions to each other. Further, the main open lever 30 and the sub open lever 31 are connected to the main open handle 4 and the sub open lever 31 respectively. Both of the sub-open handles 5 are operated to open the door. When the main open handle 4 and the sub open handle 5 are brought into contact with each other before or after one of the main door latch portion 23 and the sub door latch portion 25 is opened, Since the opening device of the vehicle back door is configured to regulate the opening operation of the above, it is possible to prevent the simultaneous opening of the main door and the sub door with the contact between the conventional parts, It is reasonable and can prevent an increase in the number of parts. Further, the present invention provides a vehicle back door opening device including a main door and a sub door,
A main open handle 4 for the main door, a sub open handle 5 for the sub door, a main open lever 30 that rotates when the main open handle 4 is opened, and a main open lever 30 that rotates when the sub open handle 5 is opened. And a main door lever 20 that is connected to the main door latch 23 of the main door and opens the main door latch 23 when rotated.
A sub door lever 21 that is connected to the sub door latch 25 for the sub door and opens the sub door latch 25 when rotated, a lock lever 9 that is switched between an unlock position and a locked position by the key cylinder 12 or the actuator 14, When the lock lever 9 is pivotally supported by the lock lever 9 and is in the unlocked position, the rotation of the open levers 30 and 31 causes the rotation of the door levers 2.
A main lock link 16 and a sublock link 17 that transmit the rotation of the open levers 30 and 31 to the door levers 20 and 21 when the lock lever 9 is at the lock position. The main open lever 30 and the sub open lever 31
When both the main open handle 4 and the sub open handle 5 are operated to open the door, the main door latch 23 and the sub door latch 25
A vehicle back door configured to restrict the opening operation of the main open handle 4 and the sub open handle 5 after contacting each other before or after any one of them is opened. Since the door opening device is used, implementation is easy.

[Brief description of the drawings]

FIG. 1 is a front view of a door opening device.

FIG. 2 is a side view of the door opening device.

FIG. 3 is a rear view of the door opening device.

FIG. 4 is a rear view of a main door lever.

FIG. 5 is a rear view of the sub door lever.

FIG. 6 is a rear view of the main open lever.

FIG. 7 is a rear view of the sub open lever.

FIG. 8 is an explanatory diagram showing a contact state between a main open lever and a sub open lever.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Door opening device, 2 ... Handle base, 3 ... Shaft, 4
... Main open handle, 5 ... Sub open handle, 6, 7 ... Engagement leg, 8 ... Mounting bracket, 9 ... Lock lever, 10 ... Lock shaft, 11 ... Arc slot, 12
... key cylinder, 13 ... rod, 14 ... actuator, 15 ... arm, 16 ... main lock link, 17 ...
Sublock link, 18 ... pin, 19 ... support shaft, 20 ...
Main door lever, 21 ... Sub door lever, 22 ... Rod, 23 ... Main door latch, 24 ... Rod, 25 ...
Sub door latch part, 26, 27 ... engagement long hole, 28, 29
... lock pin, 30 ... main open lever, 31 ... sub open lever, 32 ... U-shaped engaging part, 33 ... contact part, 34 ... U-shaped engaging part, 35 ... contact part, 36 ... engagement Recess, 37 ... bent piece.

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[Procedure amendment]

[Submission date] January 19, 2000 (2000.1.1)
9)

[Procedure amendment 1]

[Document name to be amended] Drawing

[Correction target item name] All figures

[Correction method] Change

[Correction contents]

FIG.

FIG. 2

FIG. 4

FIG. 3

FIG. 5

FIG. 6

FIG. 7

FIG. 8

Claims (3)

[Claims] An opening device for a vehicle back door having a main door and a sub door, wherein a main open handle for opening a main door latch portion for the main door and a sub door latch portion for the sub door are opened. The main open handle 4 and the sub open handle 5 are connected to each other.
An opening device for a vehicle back door which is arranged side by side on the left and right sides of a plurality of handle bases 2 and is rotatably supported. 2. An opening apparatus for a vehicle back door having a main door and a sub door, wherein a main open handle for the main door, a sub open handle for the sub door, and an opening of the main open handle. A main open lever 30 for opening the main door latch 23 for the main door when rotated by the door operation, and a sub open lever 31 for opening the sub door latch 25 for the sub door when rotated by the opening operation of the sub open handle 5 And the main open lever 3
0 and the sub-open lever 31 rotate in directions opposite to each other.
0 and the sub open lever 31 are connected to the main door latch portion 2 when both the main open handle 4 and the sub open handle 5 are operated to open the door.
3 and the sub-door latch portion 25 contact each other before or after one of them is opened to regulate the subsequent door-opening operation of the main open handle 4 and the sub-open handle 5. Opening device for a vehicle back door configured as described above. 3. An opening apparatus for a vehicle back door having a main door and a sub door, wherein a main open handle for the main door, a sub open handle for the sub door, and an opening of the main open handle. A main open lever 30 that rotates by a door operation, a sub open lever 31 that rotates by an opening operation of the sub open handle 5, and a main door latch 2 of the main door
3, a main door lever 20 that opens the main door latch 23 when rotated, a sub door lever 21 that is connected to a sub door latch 25 for the sub door and opens the sub door latch 25 when rotated, a key cylinder 12 or an actuator. A lock lever 9 which is switched between an unlock position and a lock position by the lock lever 14;
Is transmitted to the door levers 20 and 21. When the lock lever 9 is in the lock position, the rotation of the open levers 30 and 31 is transmitted to the door levers 20 and 21.
1. The main open lever 30 and the sub open lever 31 are provided with a main lock link 16 and a sub lock link 17 that are not transmitted to the main open handle 1 and the main open handle 4 and the sub open handle 5 are both opened and operated. When the main open handle 4 and the sub open handle 5 are in contact with each other before or after one of the main door latch portion 23 and the sub door latch portion 25 is opened. A door opening device for a vehicle back door configured to regulate the door opening operation.