JPH0519214Y2 - - Google Patents

Description

[Detailed Description of the Invention] (Industrial Application Field) The present invention relates to an upper reinforcement structure for an automobile, particularly to an upper body reinforcement structure for an open car.

(Prior art) In a normal automobile body structure, for example,
As disclosed in Publication No. 133375, the side sills on both sides of the floor and the roof panel are connected by a center pillar to ensure the rigidity of the vehicle body. However, in an open type automobile whose roof panel can be opened and closed, a member corresponding to the center pillar cannot be provided, so that the rigidity of the vehicle body is reduced.

A structure in which an arch-shaped roll bar is provided separately from the roof panel in an open type car body is known, but this roll bar remains in the upright position even when the roof panel is open, so The sense of freedom is lost.

(Problems to be solved by the invention) This invention solves the above-mentioned problems of conventional open cars.It increases the rigidity of the car body, provides a sense of freedom compared to conventional open cars, and is The problem to be solved is to provide an upper body reinforcement structure for an open car that does not require a large number of parts compared to a car.

(Means for Solving the Problems) In order to solve the above problems, in the present invention, an inverted U-shaped frame member is installed at approximately the center of the front and rear of the passenger compartment so as to surround the upper part of the passenger compartment and both sides of the passenger compartment. Provided to be rotatable. The inverted U-shaped upper part of the frame member is fixed to the lower surface of the hard roof panel of the convertible car, and the lower ends of both sides of the frame member are below the belt line and can be rotated in the front-rear direction on the vehicle body panel. and forms an opening/closing link mechanism for the hard roof panel. When the roof panel is in the closed position, both sides of the frame member extend downward from the roof panel along both sides of the vehicle body to form a roll bar, and by rotating the frame member, the frame member and the roof panel are attached to the vehicle body. Configure it so that it can be stored.

(Function) In the present invention, the link mechanism necessary for opening and closing the roof panel of a convertible car is an inverted U-shaped frame member, and the frame member forms a roll bar when the roof panel is closed. Therefore, the rigidity of the vehicle body is increased by this frame member, and there is no increase in the number of parts. Furthermore, by rotating the frame member in the front-rear direction, the frame member and the roof panel can be stored in the vehicle body, so in the open state, there is nothing protruding upward from the belt line, increasing the sense of freedom.

(Embodiments) Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings.

FIG. 1 is a side view of an automobile upper reinforcement structure according to an embodiment of the present invention. In this figure, reference numeral 1 indicates the automobile body, and reference numeral 2 indicates the structure from the front header 4 above the front window 3 to the rear body 5. This is a roof that extends rearward to cover the vehicle interior 6. The roof 2 is made of a hard member made of a steel plate or the like, and is divided into two parts in the longitudinal direction of the vehicle: a roof front part 7 that covers the front part 6a of the vehicle interior, and a roof rear part 8 that covers the rear part 6b of the vehicle interior. It is divided. This roof rear portion 8 includes a rear land 9.

The roof front part 7 is provided with a vehicle body side attachment part (hereinafter referred to as the attachment part) 10 as a link member having an approximately inverted U-shape as a whole, and the lower end of the leg part 11 of this attachment part 10. Part 11a
extends slightly diagonally downward and forward from the belt line 12 of the vehicle body 1. The leg portion 11
As shown in FIG.
1a, it is pivotally connected to the front edge 13 of the inner panel 13 inside the rear fender F, which is located inside the rear edge 14a of the side door 14, by a pivot pin 15.

On the other hand, at lower end portions on both sides of the roof rear portion 8, vehicle body side attachment portions (hereinafter simply referred to as attachment portions) 16 are provided that extend forward and below the belt line 12. This mounting portion 16 has a pivot pin 17 of the inner panel 13 at its tip 16a.
It is pivoted by.

The roof front part 7 and the roof rear part 8, which constitute the roof 2, rotate around the pivot pins 15 and 17, so that they can take the closed position shown in FIG. 1 and the open position shown in FIG. It's getting old. In this open position, the roof front section 7 and the roof rear section 8 are stored in a storage section at the rear of the vehicle interior in a state where they are stacked one on top of the other. The roof front part 7 and the roof rear part 8 are rotated between the closed position and the open position as shown by the solid line, one-dot chain line, and two-dot chain line in FIG. 3, as will be explained in detail later. move.

The roof front part 7 and the roof rear part 8 are
A drive mechanism 20 shown in FIG. 5 allows operation between the closed and open positions. The drive mechanism 20 includes a drive gear 21 , and the drive gear 21 is rotatably driven by an electric motor 23 via a double worm mechanism 22 . The drive gear 21 includes a drive arm 2 that extends diagonally forward and upward from the drive gear 21 when the roof 2 is in the closed position shown in FIG.
4 is fixed at its lower end. Mounting part 1
A pivot pin 11c is also provided at a position above the pivot pin 15 of the connecting arm 11b which is fixed to the lower end portion 11a of 0 and extends upward. This pivot pin 1
1c, a first link 26 is bonded at its upper end, and the lower end of this first link 26 is pivotally connected to the upper end of the drive arm 24 by a pivot pin 25. On the other hand, the above-mentioned attachment part 1 for the roof rear part 8
A pivot pin 27 is provided at a position rearward of the pivot pin 17 of No. 6. A second link 28 is pivotally connected to the pivot pin 27 at its upper end, and like the first link 26, this second link 28 is pivoted to the upper end of the drive arm 24 at its lower end by a pivot pin 25. has been done.

As shown in FIGS. 6 and 7, the mounting portion 16, the first and second links 26, 2
8. The drive arm 24 and the like are arranged between the rear fender F and the inner panel 13, and are attached to the mounting part 10.
is arranged inside the inner panel 13, and the connecting arm 11b extends across the inner panel 13. In addition, in FIGS. 6 and 7, the symbol G indicates the upper window glass.

In the closed position of the roof 2, the first link 26 extends approximately in a straight line with respect to the drive arm 24 and at a slight angle with respect to the leg 11, as shown in detail in FIG. Extended without. Therefore, even if the motor 23 is driven and the drive arm 24 rotates in the direction of arrow A to open the roof 2, at the beginning of this rotation, the drive arm 24
As a result, the movement of the leg portion 11 via the first link 26 becomes extremely small. Therefore, at the beginning of this rotation, the operation of the roof front portion 7 is also small. On the other hand, the second link 28 is disposed so as to extend substantially perpendicularly to the drive arm 24 in the roof closed position, so that when the motor 23 is driven as described above, the drive arm 24
4, the mounting portion 16 is rotated relatively largely around the pivot pin 17 at the beginning of the rotation in the direction of arrow A. Therefore, the roof rear portion 8 operates to a large extent at the initial stage of the rotation. In this way, at the beginning of the opening operation of the roof 2, the roof rear part 8 begins to operate quickly and greatly, and the roof front part 7 follows this and operates slowly, so that the roof opening operation can be performed smoothly. .

On the other hand, as shown in FIG.
In the open position of the roof 2, the drive arm 2
It extends at a slight angle to 4. Therefore, even if the motor 23 is driven and the drive arm 24 rotates in the direction of arrow B to close the roof 2,
At the beginning of this rotation, the movement of the mounting portion 16 by the drive arm 24 via the second link 28 is small. Therefore, at the beginning of this rotation, the movement of the roof rear portion 8 is also small. On the other hand, the first link 26 is disposed so as to extend substantially perpendicularly to the drive arm 24 in this roof open position, and therefore, as described above, the first link 26
When the drive arm 24 is driven, it operates largely at the beginning of the rotation of the drive arm 24 in the direction of the arrow B. Therefore, the roof front portion 7 operates largely at the beginning of the rotation. In this manner, in the closing operation of the roof 2, the roof front part 7 begins to move quickly and greatly, and the roof rear part 8 follows this and starts to move slightly, until the roof front part 7 is completely positioned at the closed position. Afterwards, the roof rear portion 8 is rotated to the closed position, so that the roof can be smoothly closed.

The operations of the roof front section 7 and the roof rear section 8 described above are shown in FIGS. 3 and 4. In these figures, the state where the roof front part 7 is opening is indicated by F-closed, F-1, F-2, F-3, F-open, and the state where the roof rear part 8 is opening is indicated by R-closed.
It is shown as R-1, R-2, R-3, and R-open.

Note that when the roof 2 is stored in the rear part of the vehicle interior, that is, the back of the rear seat 30, the seat back 31 of the rear seat 30 is designed to be folded forward as shown by the two-dot chain line in FIG. .

Next, FIG. 9 shows a side view of the automobile similar to that shown in FIG. 1, and FIGS. is the leg part 1 of the mounting part 10
1 is a pillar member that connects the roof 2 and the vehicle body belt line.

10 and 11, the rear edge 100a of the front door glass 100 and the rear quarter glass 10
2 is the front edge 102a of the rear quarter glass 10.
2, so that the front door glass 10
0 and rear quarter glass 102 are arranged. The leg portion 11 is a pillar member, and the leg portion 11 is composed of an inner leg portion 106 and an outer leg portion 108, and a ring garnish (cushion member) 110 is attached to the inner leg portion 106. There is.

FIG. 12 shows a state where the attachment part 10 is provided on the roof front part 7, and FIGS. 13 and 14 show the - cross section of FIG.
- A cross-section is shown, and in FIG.
A cross-section of the figure is shown. From these FIGS. 12, 13, 14, and 15, the state in which the attachment portion 10 is attached to the roof front portion 7 can be clearly understood. In addition, in FIGS. 13 and 14, reference numeral 11
2 is a member for adhering the mounting portion 10 to the roof front portion 7. Also, in Figure 14,
Reference numeral 114 indicates that the mounting portion 10 is connected to the roof front portion 7.
A sealing member 116 for receiving the front door glass 100 when the front door glass 100 is closed is attached to the roof front part 7.
It is set in. Further, in FIG. 15, the leg portion 11 of the mounting portion 10 is composed of an inner leg portion 106 and an outer panel leg portion 108.

Therefore, in the embodiment, in the mounting part 10, the seal lower ends 11a of both legs 11 are connected to the left and right sides of the vehicle body, and the upper part thereof is fixed to the roof front part 7. The upper part of the car body is reinforced, improving car body rigidity.

(Effects of the Invention) As explained above, in the present invention, the inverted U-shaped frame member that supports the hard roof panel of the open car serves as reinforcement for the upper structure of the vehicle body, thereby increasing the rigidity of the vehicle body. . Further, since this inverted U-shaped frame member constitutes a link mechanism for opening and closing the roof panel, the effect of increasing the rigidity of the vehicle body can be achieved without increasing the number of parts. Furthermore, the frame member and the roof panel can be stored in the vehicle body by rotating the frame member, so the feeling of freedom when opened is enhanced.

[Brief explanation of the drawing]

FIG. 1 is a side view showing an automobile upper reinforcement structure according to an embodiment of the present invention applied to an open car, FIG. 2 is a side view showing the roof with the roof open, and FIG. 3 is a side view showing the roof. FIG. 4 is an explanatory diagram showing the operating state of each link. FIG. 5 is a side view showing the main parts of the roof structure with the roof open. , Figure 6 is
FIG. 7 is a cross-sectional view taken along line A-A in FIG. 5, and FIG. 9 is a side view of the car shown in an open state, FIG. 9 is a side view of the same car as in FIG. 1, and FIGS.
Fig. 12 is an external perspective view showing a state in which a mounting part is provided on the roof front part, and Figs. 13 and 14 are
- sectional view and - of Fig. 12, respectively.
The sectional view, FIG. 15, is the − of FIG. 14.
FIG. 2...Roof, 3...Front window, 4...
...Front header, 5... Rear body, 6... Vehicle interior, 6a... Front of vehicle interior, 6b... Rear vehicle interior, 7...
...Roof front part, 8...Roof rear part, 1
0, 16... Vehicle body side mounting part, 11... Leg part, 11
a...lower end, 12...belt line, 15,1
7... Adhesive pin, 202... Roof, 214...
Vehicle body side attachment part, 216...leg part, 216a...lower end part.

Claims (1)

[Scope of utility model registration request] An inverted U-shaped frame member is provided approximately at the center of the front and back of the vehicle interior so as to surround the upper part of the vehicle interior and both sides of the vehicle interior. It is fixed to the lower surface of the panel, and the lower ends of both sides of the frame member are connected to the vehicle body panel at a position below the belt line so as to be rotatable in the front and back direction, forming an opening/closing link mechanism for the hard type roof panel. When the roof panel is in the closed position, both sides of the frame member extend downward from the roof panel along both sides of the vehicle body to form a roll bar, and by rotating the frame member, An upper reinforcement structure for an open car, characterized in that a frame member and the roof panel can be stored in the vehicle body.