JPH0620665Y2 - Car body structure - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (Industrial field of application) The present invention relates to a vehicle body structure including a sliding door for an automobile.

(Prior Art) As a conventional vehicle body structure for automobiles, for example,
The one described in JP-A-7-48117 is known.

In this conventional technique, a front door opening and a rear door opening, which are opened and closed by a passenger door and a slide door, are provided on a side surface of a vehicle body through pillars, and an upper guide roller is provided above a front end of the slide door. The guide rail that is provided and supports the upper guide roller is provided along the roof rail that extends above the rear door opening.

Further, a curved portion curved toward the passenger compartment is formed at the front end portion of the guide rail, and a guide rail hole for allowing the curved portion to be curved is provided on the roof rail at a position behind the pillar.

(Problems to be solved by the invention) By the way, the end in the sliding direction of the slide door (the front end side of the slide door is covered by the passenger door and the slide door, or the pillar is covered by the slide door). ) Is formed so that it overlaps with a part or all of the outer surface of the pillar, the guide rail hole is located behind the pillar in the conventional structure, so simply extend the slide door to the pillar side. When the extended portion is formed, the distance between the upper guide roller and the front end position (the tip end on the pillar side) of the slide door becomes large, and as shown in FIG. 6, the extended portion opens when fully opened. There is a problem that the area is closed and the opening area is reduced. In FIG. 6, reference numeral 01 is a slide door, 02 is an extended portion, 03 is a slide door opening, 04 is a guide roller, and 05 is a pillar.

(Means for Solving Problems) The present invention solves the above-mentioned conventional problems, and provides a vehicle body including a sliding door that can obtain a wide opening with a sliding door that covers the pillars and can also secure rigidity of the vehicle body. In order to achieve this purpose, the present invention provides a slide door opening that is opened and closed by a slide door in a vehicle body, and a slide door closing slide of the slide door opening. A pillar is erected at the end on the side in the direction, and a roof rail is joined to the pillar and extends above the opening for the slide door, and a guide rail for guiding the slide of the slide door is extended along the roof rail. A closed slide direction end of the slide door is extended to a position where it overlaps with a part or all of the outer surface of the pillar to form an extended portion, and An upper guide member supported by the guide rail is provided inside the vehicle at an upper position of the extending portion, and the guide rail is provided at a position above the pillar and facing the upper guide member when the slide door is fully closed. A hole is opened, the guide rail is curved inward at the position of the guide rail hole, and inside the guide rail hole, the guide rail is continuous with the guide rail hole for accommodating the upper guide rail. A space for the guide rail storage portion is formed, and a rigid cover member that covers the space from the inside of the vehicle is provided on the vehicle compartment side of the space, and the guide rail storage of the cover member is provided. In the peripheral portion of the partial space, a joining wall is formed which is joined and fixed to both the pillar and the roof rail.

(Effect) Therefore, in the vehicle body structure of the present invention, even if the extending portion of the slide door is provided so as to overlap with a part or the whole of the outer surface of the pillar, the guide is provided inside the vehicle at the upper position of this extending portion. An upper guide member supported by the rail is provided, a guide rail hole is opened at the upper position of the pillar, a guide rail storage space that is continuous with the hole is provided inside the hole, and the guide rail is provided in the space. By arranging them, the distance between the extended portion of the slide door and the upper guide member can be reduced, so that the amount by which the extended portion of the slide door projects toward the slide door opening is reduced when the slide door is fully opened. The area for closing the door opening can be reduced.

In addition, a guide rail hole is opened in the upper part of the pillar, but since a rigid cover member that straddles the guide rail hole and spans the pillar and the roof rail is provided, the pillar and roof rail coupling strength is increased. Can be secured.

Embodiment An embodiment of the present invention will be described in detail below with reference to the drawings.

First, the configuration of the embodiment will be described.

The vehicle body structure for an automobile according to the embodiment of the present invention is adopted for the slide door 10 on the left side of the automobile A. As shown in FIGS. 1 to 5, the slide door opening 20 and the center pillar 3 are provided.
0, a roof rail 40, an upper guide rail 50, a guide rail hole 60, and a cover member 70.

As shown in FIGS. 1 and 4, the sliding door opening 20 is formed on the left side surface of the vehicle body 1 behind the passenger seat door opening 2, and is formed so as to be opened and closed by the sliding door 10. . A center pillar 30 is provided upright between the slide door opening 20 and the passenger seat door opening 2, and a roof rail 40 is provided in the front-rear direction above the slide door opening 20. Has been done. The passenger seat door opening 2 is opened and closed by the passenger seat door 3. The roof rail 40 is formed by joining a roof rail outer 41 and a roof rail inner 42.
Reference numeral 7 in the drawing is a roof panel.

The slide door 10 is provided so as to be slidable rearward from the slide door opening 20.
As shown in FIGS. 1, 4 and 5, the end of the center pillar 30 on the side of the center pillar 30 (the end in the sliding direction of the sliding door) overlaps with the outer surface of the center pillar 30 when fully closed, and the center pillar 30 is closed. An extending portion 11 that is an end portion that is an end portion in the closing slide direction of the slide door is formed to extend forward so as to be able to cover it up.

In addition, the slide door 10 has upper guide rollers 13 and 13 as guide members attached to the inside of the upper portion of the extended portion 11 by a mounting bracket 12, and a lower portion of the extended portion 11 at a lower position. A guide roller (not shown) is provided, and a central guide roller (not shown) is provided at the central portion of the rear end.

The upper guide roller 13 is supported by an arm 14 so as to be swingable in the front-rear direction with respect to the mounting bracket 12, as shown in FIGS. Further, the upper guide roller 13 is supported by the upper guide rail 50, the central guide roller is supported by the central guide rail 4, and the lower guide roller is also the outer surface of the side sill formed in the box closed cross section and the pillar. It is supported by a guide rail (not shown) provided below the portion 30 so as to enter the side sill through the opening of the side sill.

As shown in FIG. 4, the upper guide rail 50 is provided along the roof rail 40 and serves as a slide guide for the upper part of the slide door 10. The front end of the upper guide rail 50 is shown in FIG. As shown, a curved portion 51 that is curved inward of the vehicle is formed for guiding the slide door 10 inward of the vehicle. Since the upper guide roller 13 is swingably supported by the arm 14 with respect to the mounting bracket 12, it is possible to cope with a change in the rolling direction due to the bending of the curved portion 51.

As shown in FIG. 1, the upper guide rail 50 has a front end curved portion 51 disposed inside a guide rail hole 60 opened at an upper position of the center pillar 30 and a rear end fully closed. It is arranged at the rear end position of the roof rail 40 in a range which is sometimes covered by the sliding door 10.

The guide rail hole 60 allows the curved portion 51 of the upper guide rail 50 to bend in the in-vehicle direction. The guide rail hole 60 is at the upper position of the center pillar 30 as described above, The center pillar 30
And a roof rail outer 41 are joined to each other.

The cover member 70 is fixed to the inside of the guide rail hole 60 by welding across both the roof rail 40 and the center pillar 30, and is attached to the inside of the guide rail hole 60 at the inside of the guide rail hole 60. A guide rail accommodation space 80 for accommodating the upper guide rail 50 is formed continuously, the guide rail hole 60 is hidden from the inside of the vehicle, and the joint strength between the roof rail 40 and the center pillar 30 is reinforced. The cover member 70 is made of an iron plate,
As shown in the drawing, an accommodating portion 71 including a vertical wall 711 and a bottom wall 712, which is disposed inside the guide rail hole 60 and forms a guide rail accommodating space 80 for accommodating the curved portion 51, and the accommodating portion 71. Joint wall 7 formed around the portion 71 and welded to the roof rail 40 and the center pillar 30.
2 are formed. As shown in FIG. 2, the curved portion 51 of the upper guide rail 50 is fixed to the vertical wall 711.

A seat belt bracket 6 welded with a nut to which a bolt of a seat belt anchor is fixed is abutted on the inner panel side of the center pillar 30, and is welded to the seat belt bracket 6. The anchor reinforcing plate 5 that is joined together is formed vertically longer than the seat belt bracket 6, and is welded to the outer panel side of the center pillar 30 so that the anchor reinforcing plate 5 overlaps the lower end of the joining wall 72. It is designed to receive input from the seat belt anchor.

In this way, the outer side of the center pillar 30 is covered with the extended portion 11 of the slide door 10 in the fully closed state, so that even if the anchor reinforcing plate 5 of the seat belt anchor is welded to the outer panel side of the pillar, welding marks are generated. It does not require a finish to remove the welding marks, and there is no need to specially finish the painting, and it is relatively simple and easy.

Next, the operation of the embodiment will be described.

Since the upper guide roller 13 is provided in the extended portion 11 which is the end of the slide door 10 in the slide door closing direction, and is not far from the tip position of the end of the slide door 10 in the slide door closing direction, the upper guide roller 13 is shown in FIG. As shown, when the slide door 10 is fully opened, the front end of the slide door 10 moves rearward together with the upper guide roller 13 to the vicinity of the abutting end position of the upper guide rail 50, and the extended portion 11 closes the slide door opening 20. You can avoid it. This allows
The effect that a wide opening can be obtained is obtained.

Further, since the cover member 70 is welded over both the roof rail 40 and the center pillar 30, the joint strength between them can be reinforced. As a result, the effect that the vehicle body rigidity can be ensured is obtained.

Although the embodiment of the present invention has been described in detail above with reference to the drawings, the specific configuration is not limited to this embodiment, and the present invention can be applied even if there is a design change or the like within a range not departing from the gist of the present invention. included.

For example, the guide rail hole is not limited to the position shown in the embodiment as long as it is the upper position of the pillar and the position where the guide rail is joined to the roof rail.

Further, in the embodiment, the pillar is covered by the end of the slide door, but it may be covered by the front end of the slide door and the rear end of the passenger seat door.

In addition, the present invention is implemented at the position of the upper part of the pillar and the roof side rail, but it is a lower guide rail that supports and guides the lower part of the sliding door. The same can be applied to a structure for reinforcing the connection with the lower part of the pillar.

(Effects of the Invention) As described above, in the vehicle body structure for an automobile of the present invention, the end portion of the sliding door in the closing / sliding direction is extended to a position where it overlaps with a part or all of the outer surface of the pillar. It is possible to reduce the area for closing the slide door opening when the slide door is fully opened by forming the portion, and to secure the coupling strength between the pillar and the roof rail even if the guide rail hole is opened in the upper portion of the pillar. As a result, it is possible to obtain a wide opening and secure the rigidity of the vehicle body in spite of the vehicle body structure around the sliding door in which the pillars are covered by the ends of the sliding door.

[Brief description of drawings]

1 is an exploded perspective view showing a vehicle body structure of an embodiment of the present invention, FIG. 2 is a sectional view taken along the line II of FIG. 4, FIG. 3 is a sectional view taken along the line II-II of FIG. 4, and FIG. FIG. 5 is a side view showing the entire automobile adopting the embodiment structure, FIG. 5 is a view showing the opened / closed state of the slide door of the embodiment structure, FIG. 6 is a view showing the opened / closed state of the slide door in the conventional structure, and FIG. FIG. 8 is a perspective view showing a cover member, and FIG. 8 is a transverse cross-sectional view showing an essential part of the embodiment. 1 ... Car Body 2 ... Passenger Seat Door Opening (Adjacent Door Opening) 3 ... Passenger Seat Door (Adjacent Door) 10 ... Sliding Door 11 ... Extended Part (End of Sliding Door in Sliding Direction) 13 ... Upper guide roller 20 ... Sliding door opening 30 ... Center pillar (pillar) 40 ... Roof rail 50 ... Upper guide rail 60 ... Guide rail hole 70 ... Guide member 72 ... Joining wall 80 ... Guide rail storage space

Claims (1)

[Scope of utility model registration request] 1. An opening for a slide door opened and closed by a slide door is opened in a vehicle body, a pillar is erected at an end of the slide door opening in the slide door closing slide direction, and an opening for the slide door is provided. A roof rail is joined to the pillar and extends on an upper part of the portion, and a guide rail for guiding the slide of the slide door is extended along the roof rail, and an end portion of the slide door in the closing slide direction is outside the pillar. An extended portion is formed by extending to a position where it overlaps with a part or all of the side surface, and an upper guide member supported by the guide rail is provided inside the vehicle at an upper position of the extended portion, A guide rail hole is opened at a position above the pillar and at a position facing the upper guide member when the slide door is fully closed. The guide rail is curved toward the inside of the vehicle, and a guide rail accommodation space for accommodating the upper guide rail is formed inside the guide rail hole, which is continuous with the guide rail hole, and is located inside the vehicle interior. Is provided with a rigid cover member that covers the space from the inside of the vehicle while holding the space, and both the pillar and the roof rail are provided around the guide rail housing space of the cover member. A vehicle body structure for automobiles, characterized in that a joint wall is formed so as to be joined and fixed across.