JP2003191753A - Vehicle rear body structure - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide vehicle rear body structure that allows a rear opening to be easily opened/closed with a back door irrespective of presence of an obstacle around the vehicle and also allows an opening area of the rear opening to be enlarged. <P>SOLUTION: In this vehicle rear body structure in which a rear opening 1 of a vehicle body is opened/closed with a back door 2, the back door 2 is set in a manner that the door 2 can slide up/down. The rear opening 1 is opened by lowering the back door 2 and the back door 2 is stored in a storage portion 30 formed between a lower vehicle rear end surface of the rear opening 1. <P>COPYRIGHT: (C)2003,JPO

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an automobile, and more particularly to a rear body structure of a station wagon, a minivan or the like.

[0002]

2. Description of the Related Art Conventionally, there are vehicles such as station wagons and minivans which have a rear opening for loading luggage at the rear of the vehicle body and a back door for opening and closing the rear opening. This back door includes a flip-up type and a horizontal turning type. In addition, the window glass of the back door can be slid vertically so that you do not have to open the back door one by one to load small luggage.
As a result, some vehicles have windows that can be opened and closed.

[0003]

However, in the flip-up type or horizontal turning type back door, if there is an obstacle such as a wall or another vehicle around the vehicle, the back door cannot be opened widely. there were. In addition, in the vehicle that can open and close the window, you can open the window around the vehicle regardless of obstacles, but you have to secure a space for storing the opened window glass in the back door. There was a problem that I could not set up a large window.

SUMMARY OF THE INVENTION Therefore, an object of the present invention is to provide a rear body structure of a vehicle which can open and close the rear opening regardless of obstacles around the vehicle and can increase the opening area.

[0005]

SUMMARY OF THE INVENTION The present invention provides a rear body structure of a vehicle in which a rear opening of the vehicle body is opened and closed by a back door, wherein the back door is installed slidably in a vertical direction and the back door is lowered. By doing so, the rear opening is opened, and the back door is stored in a storage portion formed between the rear end face of the vehicle body below the rear opening and the rear bumper (claim 1). Since the rear opening is opened and closed by sliding the back door up and down, the rear opening can be opened and closed regardless of obstacles around the vehicle. Also, when the rear opening is opened, the back door is stored in the storage part between the rear end surface of the vehicle body and the rear bumper, so that the portion of the rear end surface of the vehicle body above the rear bumper is effectively used as the rear opening installation portion. can do.

[0006] The back door is composed of a plurality of vertically divided panel members, and the panel members are stored in the storage portion in a state where they are overlapped with each other to make the back door compact (claim 2). ).

When the back door is composed of a plurality of panel members, the panel members are arranged flush with each other when the back door is closed, and the panel members do not interfere with each other when the back door is opened. Thus, the relative movement is made in the direction perpendicular to the plane (claim 3).

A guide member is provided along the left and right side edges of the rear opening, a sliding member is slidably engaged with the guide member, and a link is provided on the sliding member so that the sliding member can be raised and lowered. A member is supported by the link, the panel member can be slid vertically by sliding of the sliding member, and the panel member can be moved in the direction perpendicular to the plane thereof by tilting the link (claim Item 4).

An urging member for urging the link in the fall direction is provided. When the panel member is in the vicinity of the fully closed position, the urging member is engaged to guide the erection of the link and the panel member is An engaging member is provided for holding the link in the standing position when in the fully closed position (claim 5).

A roof opening which is continuous with the rear opening is formed in the roof of the vehicle body, and a roof opening / closing body for opening / closing the roof opening is installed slidably in the front-rear direction, and the roof opening / closing body is slid forward. By doing so, the roof opening is opened (claim 6). A wide series of openings can be formed by the rear opening and the rear end of the roof.

[0011]

1 (A) and 1 (B) show a rear vehicle body structure to which the present invention is applied, in which a rear opening 1 of a vehicle is divided into a first glass hatch 2a and a second glass hatch 2a. It is designed to be opened and closed by a back door 2 including a glass hatch 2b. The first and second glass hatches 2a, 2b are installed so as to be movable up and down along the left and right side edges of the rear opening 1 by a lifting mechanism, and the first and second glass hatches 2a, 2b are lowered. Then, these are housed in a housing portion 30 between the rear bumper 3 and the rear end surface of the vehicle body below the rear opening 1 to open the rear opening 1.
A rear combination lamp 11 into which a winker, a stop lamp and the like are integrally incorporated is mounted on the outer surface of a rear pillar 10 which constitutes the left and right opening edges of the rear opening 1.

The lifting mechanism of the back door 2 and the lifting operation of the back door 2 will be described below with reference to FIGS. 2 to 4 show only one side end side of the back door 2, the raising and lowering mechanism of the back door 2 is symmetrical. As shown in FIG. 2, a guide rail 4 extending vertically along the side edge of the opening is installed in the rear opening 1 of the vehicle body, and the lower end of the guide rail 4 is located below the rear opening 1. Storage opening 3 formed on the upper surface of 3
It extends through 1 to near the lower end of the rear end surface of the vehicle body. In addition, an auxiliary rail 40 is installed at the rear edge of the rear opening 1 at a position rearward of the guide rail 4 in parallel with the guide rail 4. The auxiliary rail 40 extends from the vertical intermediate position of the opening side edge into the storage section 30.

The guide rail 4 is provided with a first slider 41 which is slidable along the guide rail 4 and supports the first glass hatch 2a of the back door 2. The second slider 4 which is slidable along the guide rail 4 and supports the second glass hatch 2b is provided below the first slider 41.
2 is provided. Then, the first and second sliders 4
Reference numerals 1 and 42 are respectively connected to the tips of a plurality of drive cables W1 and W2 inserted into the guide rail 4 from below, and the sliders 41 and 42 are slid vertically by driving the drive cables W1 and W2. It is designed to move dynamically. Each of the drive cables W1 and W2 is a geared cable having an outer surface formed in a gear shape. The outer surface of the base end side is meshed with a gear that is rotationally driven by a motor (not shown), and the gear is rotated in the forward or reverse direction. , The drive cables W1 and W2 are moved back and forth in the guide rail 4. The first slider 4
1 is movable between the upper position of the rear opening 1 and the upper position of the storage portion 30, and the second slider 42 is movable between the lower position of the rear opening 1 and the lower position of the storage portion 30. is there.

An upper edge frame 20 is fixed along the upper edge of the first glass hatch 2a. The first glass hatch 2a has the side edge of the upper edge frame 20 at the first slider 4a.
The third slider 4 is rotatably supported by the first slider 1 and has lower side edges slidably provided along the auxiliary rail 40.
3 is rotatably pivotally supported, and is installed so as to be vertically movable along the guide rail 4 and the auxiliary rail 40 integrally with the upper edge frame 20 when the first slider 41 is vertically moved.
The upper and lower dimensions of the first glass hatch 2a including the upper edge frame 20 are such that they can be stored in the storage portion 30.

The second glass hatch 2b has a vertical dimension smaller than that of the first glass hatch 2a. And
The top edge of it has a first glass hatch 2 when the rear opening 1 is closed.
An upper edge molding 21 that abuts the lower edge of a is fixed, and a lower edge molding 22 that abuts the opening edge of the storage opening 31 formed in the rear bumper 3 is fixed to the lower edge.
The second glass hatch 2b is rotatably attached to the tip ends of a pair of upper and lower link arms 44 which are pivotally attached to the upper and lower ends of the second slider 42 so that the upper and lower ends of the side edges thereof are tilted and tilted. It is pivotally supported and can be moved up and down along the guide rail 4 by driving the second slider 42 up and down, and can be horizontally moved to the front-back direction in the vertical direction by the raising and lowering operation of the link arm 44.

The second glass hatch 2b is provided at a connecting portion between the second slider 42 and each link arm 44, and a spring for biasing each link arm 44 in the fall direction with respect to the second slider 42. The moving force to the front side is urged by the urging force of a member or the like (not shown).

At the lower position of the opening side edge of the rear opening 1, each link arm 4 is moved along with the vertical movement of the second glass hatch 2b.
The second glass hatch 2b by turning up and down 4 respectively.
Is attached to a plurality of engaging members 45 for horizontally moving back and forth and holding the second glass hatch 2b in a rearward moving position. Each engaging member 45 is block-shaped, and a guide groove 47 is formed on the side surface, which is inclined downward in the front direction and which guides a projection 46 protruding from the middle of each link arm 44. The engaging member 45 moves the guide groove 4 when the second slider 42 moves upward.
Reference numeral 7 guides the projection 46 of the link arm 44 obliquely rearward to erect the link arm 44 with respect to the second slider 42 to horizontally move the second glass hatch 2b rearward and hold it in this state. On the contrary, the second glass hatch 2b is horizontally moved forward by the lowering operation of the second slider 42.

The back door 2 constructed as described above is shown in FIG.
, The first and second glass hatches 2a, 2
b in the raised position and the second glass hatch 2
The rear opening 1 is closed so that b is horizontally moved rearward so as to be flush. In this case, the upper edge molding 21 of the second glass hatch 2b comes into contact with the lower edge of the first glass hatch 2a, and
The lower edge of the glass hatch 2a and the upper edge of the second glass hatch 2b are sealed. Further, the lower edge molding 22 of the second glass hatch 2b abuts the opening edge of the storage opening 31 on the upper surface of the rear bumper 3 to seal the lower edge of the second glass hatch 2b and the opening edge of the storage opening 31. . The storage opening 31
Is closed by a cover member 32 that can be electrically opened and closed.

When opening the rear opening 1, as shown in FIG. 3, the cover member 32 is opened, the second slider 42 is lowered, and the link arm 44 is tilted to the slider 42 side by the guide of the engaging member 45. Move the glass hatch 2b of No. 2 horizontally forward. Then, the first slider 41 is lowered to move the first glass hatch 2a to the second glass hatch 2a.
The first glass hatch 2a and the second glass hatch 2b are overlapped with each other by lowering them to the back side of b.

Further, as shown in FIG. 4, the second and first
The sliders 42 and 41 are lowered, and the second and first glass hatches 2b and 2a are stacked in the front-rear direction and are lowered into the storage portion 30 to be stored. Then, the storage opening 31 is closed by the cover member 32. Even if the second glass hatch 2b descends from the closed position and the engagement between the projection 46 of the link arm 44 and the engagement member 45 is released, the second glass hatch 2b is placed between the link arm 44 and the second slider 42. It is held at the front horizontal movement position by the urging force of the provided spring member.

According to the present embodiment, since the rear opening 1 is opened and closed by the liftable back door 2, even if there are obstacles such as a wall or another vehicle around the vehicle, they are related to these obstacles. Instead, the rear opening 1 can be opened and closed. Further, when the rear opening 1 is opened, the back door 2 is stored in the storage portion 30 provided inside the rear bumper 3 below the rear opening 1. Therefore, a portion of the vehicle body rear end surface above the rear bumper 3 is rear portion. It can be effectively used as the opening 1. Further, the back door 2 is composed of a first glass hatch 2a and a second glass hatch 2b which are divided into upper and lower parts, and the first and second glass hatches 2a and 2b are stacked and stored. It can be compactly stored, and the storage unit 30 can be stored in a small space. Therefore, the rear opening 1 can be set wider.

FIGS. 5A and 5B show another embodiment of the rear vehicle body structure to which the present invention is applied. The basic structure of this embodiment is substantially the same as that of the previous embodiment, and differences will be mainly described. In the drawings, the same members as those in the previous embodiment are designated by the same reference numerals. As shown in FIGS. 5A and 5B, the back door 2 that opens and closes the rear opening 1 of the vehicle has a first glass hatch 2a and a second glass hatch 2a that are divided into upper and lower parts, as in the previous embodiment. It is composed of a glass hatch 2b.
The first glass hatch 2a is provided integrally with the upper edge frame 20 fixed to the upper edge so as to be able to move up and down along the guide rails 4 and the auxiliary rails 40 provided on the opening side edge of the rear opening 1. The second glass hatch 2b is provided so as to be horizontally movable in the front-rear direction and movable up and down along the guide rail 4.
The back door 2 includes the first and second glass hatches 2a, 2
b are overlapped and stored in the storage portion 30 inside the rear bumper 3 below the rear opening 1 to open the rear opening 1.

At the rear part of the roof of the vehicle, a roof opening 5 is formed so as to be continuous with the rear opening 1 so as to expand it. In the roof opening 5, a plurality of front and rear divided glass roofs 50 are installed movably along guide rails 51 provided on the left and right opening side edges of the roof opening 5, and each glass roof 50 can be tilted up. It is designed to be opened and closed by the sliding roof. The slide roof is
The glass roofs 50 are continuously arranged flush with each other, and the rear edge of the rearmost glass roof 50 is brought into contact with the front edge of the upper edge frame 20 of the first glass hatch 2a to close the roof opening 5. In order to open the roof openings 5, each glass roof 50 is tilted up so as to have a downward slope, and in this state, the glass roofs 50 are slid forward so that all the glass roofs 50 are superposed on the front end positions of the roof openings 5. Collect.

According to the rear vehicle body structure of this embodiment, the same effects as those of the previous embodiment can be obtained, and the rear opening 1
By opening the roof opening 5 and the roof opening 5 respectively, a large open space can be formed above and behind the luggage compartment without obstruction, and a large amount of luggage or a large luggage can be loaded at one time.

[0025]

According to the present invention, the rear opening of the vehicle is opened and closed by the lifting type back door, and when the back door is opened, the back door is housed between the rear end surface of the vehicle body below the rear opening and the rear bumper. Therefore, the rear opening can be opened and closed regardless of obstacles around the vehicle, and the upper portion of the rear bumper of the vehicle body can be effectively used as the rear opening. Further, by forming an openable and closable roof opening continuous with the rear opening at the rear end of the roof, it is possible to form a large open space above and behind the luggage compartment without obstruction.

[Brief description of drawings]

FIG. 1 is a view showing a rear vehicle body structure of the present invention.
1A is a perspective view showing a state in which a rear opening is closed, FIG.
(B) is a perspective view showing an opened state.

FIG. 2 is a cross-sectional view of the back door closed at a position along line II-II in FIG.

FIG. 3 is a cross-sectional view showing an opening process of the back door corresponding to FIG.

FIG. 4 is a cross-sectional view showing an opened state of a back door corresponding to FIG.

FIG. 5 shows another rear body structure of the present invention.
FIG. 5A is a perspective view showing a state in which a rear opening and a roof opening are closed, and FIG. 5B is a perspective view showing a state in which both are opened.

[Explanation of symbols]

1 rear opening 2 back door 2a Panel member (first glass hatch) 2b Panel member (second glass hatch) 3 rear bumper 30 storage 4 Guide member (guide rail) 41 Sliding member (first slider) 42 Sliding member (second slider) 44 link (link arm) 45 Engaging member 5 roof opening 50 Roof open / close unit (glass roof)

Continued front page    (72) Inventor Hiroshi Maekawa             Toyo, 100 Kanayama, Ichiriyama-cho, Kariya city, Aichi prefecture             Inside Tatai Co., Ltd. (72) Inventor Masao Kinoshita             1 Toyota Town, Toyota City, Aichi Prefecture Toyota Auto             Car Co., Ltd. F term (reference) 3D003 AA14 BB04 CA46 DA17

Claims (6)

[Claims] 1. A rear vehicle body structure of a vehicle in which a rear opening of the vehicle body is opened and closed by a back door, wherein the back door is installed slidably in a vertical direction, and the rear door is opened by lowering the back door. A rear vehicle body structure for a vehicle, wherein the back door is housed in a housing portion formed between a rear end surface of the vehicle body below the rear opening and a rear bumper. 2. The rear vehicle body structure according to claim 1, wherein the back door is composed of a plurality of vertically divided panel members, and the panel members are housed in the housing unit in a state of being overlapped with each other. . 3. The panel members are arranged flush with each other when the back door is closed, and when the back door is opened, the panel members move relative to each other in a direction perpendicular to the surfaces so as not to interfere with each other. The rear body structure of the vehicle according to claim 2, wherein 4. A guide member is provided along the left and right side edges of the rear opening, a sliding member is slidably engaged with the guide member, and a link is provided on the sliding member so as to be up and down. The panel member is supported by the link, the panel member can be slid vertically by sliding of the sliding member, and the panel member can be moved in the direction perpendicular to the plane by tilting the link. Item 5. The rear body structure of the vehicle according to Item 3. 5. An urging member for urging the link in the fall direction is provided, and engages with the link when the panel member is in the vicinity of a fully closed position, guides the up and down of the link, and also the panel. The rear body structure for a vehicle according to claim 4, further comprising an engaging member that holds the link in the upright position when the member is in the fully closed position. 6. A roof opening continuous with the rear opening is formed in a roof of a vehicle body, and a roof opening / closing body for opening / closing the roof opening is installed slidably in a front-rear direction, and the roof opening / closing body is moved forward. The rear vehicle body structure according to any one of claims 1 to 5, wherein the roof opening is opened by sliding.