JPH0755191Y2 - Seat mounting structure for motorcycles - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (Industrial field of application) The present invention relates to a seat mounting structure for a motorcycle including a tandem seat.

(Prior art and its problems) In the past, there was no design concept of removing and using the tandem seat for the user to freely enjoy, so the fender and seat cover in the hidden part under the tandem seat are tandem seats. Mounting holes and mounting seats are provided as part of the mounting part of the car (direct load is received by the frame bracket), or cut out to escape them, and used as external parts when removing the seat. It wasn't ready.

The reason for this is that the portion supporting the load by fixing the rear end of the seat was taken out from the frame portion hidden under the seat cover immediately below the seat cover, and it was necessary to provide a hole or notch to avoid that portion. . As a prior art, there is Jitsukai Sho 60-182289.

(Purpose of the Invention) The purpose of the present invention is to eliminate the attachment-related marks from the seat cover portion that appears on the surface with the tandem seat removed.

(Technical Means for Solving Problems) A seat cover is provided behind the front seat of the body frame 1.
12 is arranged, and the tandem seat 8 is provided above the seat cover 12.
In the seat mounting structure of the motorcycle, the front and rear mounting bases 10 and 11 for the tandem seat are provided on the rear pipe 1b of the vehicle body frame 1 so as to project upward, and the front and rear mounting bases 10 and 11 are disposed.
Also, a seat cover 12 is formed so as to cover the upper and left and right sides of the rear pipe 1b, front and rear brackets 15 and 16 projecting forward and backward are provided at the front and rear end portions of the tandem seat 8, respectively. Seat cover 1 to 11
2. The tandem seat 8 is projected upward from 2 and is positioned at a height with a clearance with respect to the lower seat cover 12, and front and rear both-end support is supported by the front and rear mounting bases 10 and 11 to maintain the above clearance. The rear mounting base 11 is fastened together with the vehicle body rear accessory, and the front mounting base 10 is covered with the front seat 2.

(Embodiment) First, showing a left side partial view of a motorcycle to which the present invention is applied.
In the figure, a front seat 2 is arranged on an upper pipe 1a of a vehicle body frame 1, and a sheet metal bottom plate 3 of the front seat 2 is fixed to the upper pipe 1a by bolts via front and rear brackets 26, 27, for example. There is. A resin seat cover 12 is arranged on the rear pipe 1b of the vehicle body frame 1 so as to cover the rear pipe 1b. The rear portion of the seat cover 12 is fixed to the license plate mount 11, and the front portion of the rear pipe 1b is not shown. It is fixed to.

The tandem seat (rear seat) 8 is arranged on a seat cover 12, and the sheet metal bottom plate 9 of the tandem seat 8 is separated from the upper surface of the seat cover 12 so as to secure a constant distance d. The bottom plate 9 is integrally provided with front and rear brackets 15 and 16 which project forward and backward, respectively, and a front and rear mounting base 1
It is supported in a bridge shape by 0 and 11, so that a clearance (clearance) d is provided between the seat cover intermediate portion and the seat cover 12 as described above. The mounts 10 and 11 are fixed to the rear pipe 1b, respectively.

The mounting structure of the tandem seat 8 will be described in detail.
In FIG. 2 showing an enlarged vertical cross-sectional view of the II portion of the drawing, as the mounting base 11 on the rear side, a component not directly related to the tandem seat 8, for example, the mounting base of the license plate bracket 22 is shared. An annular rubber sheet 21 is placed on the upper surface of the license plate mount 11, and a spacer collar 36 is fitted in the inner peripheral hole of the rubber sheet 21. A nut portion 11a is welded to the lower surface of the license plate mounting base 11. The rear bracket 16 is fixed to the lower surface of the rear portion of the bottom plate 9 and extends downward, and the rear end portion is bent rearward substantially horizontally. The seat cover 12 is engaged with and supported by the outer peripheral annular groove of the rubber damper 21, and the license plate bracket 22 and the rear bracket 16 are sequentially arranged on the rubber sheet 21. The bolt 24 penetrates the hole 16a of the rear bracket 16, the license plate bracket 22 and the spacer collar 36 in the rubber sheet 21, and is screwed to the nut portion 11a, whereby the license plate bracket 22 and the rear bracket 16 are provided. Is fixed to the license plate mount 11 via the rubber sheet 21 and the collar 36. License plate on the back of the license plate bracket 22
30 is fixed.

In FIG. 3 showing an enlarged vertical cross-sectional view of the portion III in FIG. 1, the front seat mounting base 10 penetrates through the front hole 31 of the seat cover 12 and projects upward. The front seat mounting base 10 and the front hole 31 are covered by the rear end portion of the front seat 2 on both the left and right sides and the upper side with a space therebetween, so that they cannot be seen from the outside. The front lower end of the front bracket 15 is arranged on the upper surface of the front seat mounting base 10,
A bolt 17 penetrating the front bracket 15 is detachably fixed to the front seat mount 10.

The front bracket 15 rises upward, the upper end is bent backward, and a cushion rubber 18 having a constant thickness is fitted around the rear upper end. The cushion rubber 18 is press fitted into the inner peripheral surface of the box-shaped metal fitting 19 of the bottom plate 9.

4, the box-shaped metal fitting 19 is formed in a horizontally long rectangle when viewed from the front, and the box-shaped metal fitting 19 is shown in FIG.
By press-fitting the cushion rubber 18 part inside,
The top and bottom and the left and right of the front bracket 15 are positioned.

When removing the tandem seat 8, the entire tandem seat 8 is removed from the mounting bases 10 and 11 of the front and rear brackets 15 and 16.

(Another embodiment) (1) As a mounting part for supporting the rear part of the tandem seat 8, a mounting part for a tail lamp, a mounting part for a frame grip, or the like may be shared.

(Advantages of the Invention) As described above, the present invention has a seat mounting structure for a motorcycle in which the seat cover 12 is arranged behind the front seat of the vehicle body frame 1 and the tandem seat 8 is arranged above the seat cover 12. At the rear pipe of the body frame 1
The front and rear mounting bases 10 and 11 for the tandem seat are provided on the 1b so as to project upward, and the front and rear mounting bases 10 and 11 and the rear pipe 1b are provided.
Form the seat cover 12 to cover the upper and left and right of the
The front and rear brackets 15 and 16 are provided at the front and rear ends of the tandem seat 8 so as to project in the front and rear, respectively, and
The upper end connecting portion of the seat cover 12 is projected upward from the seat cover 12, the tandem seat 8 is positioned at a height with a clearance from the seat cover 12 below, and the above-mentioned clearance is provided by the front and rear mounts 10 and 11. It supports both front and rear to keep it, and the rear mounting base 11 is fastened together with the rear part of the vehicle body, and the front mounting base 10 is covered with the front seat 2, which has the following advantages. .

(1) The seat cover 12 is configured to cover the front and rear mounts 10, 11 and the upper and left and right sides of the rear pipe 1b, and the tandem seat 8 is floated from the seat cover 12,
Both front and rear ends are supported by front and rear mounting bases 10 and 11 which project through the seat cover 12, and further, rear mounting base 11
Since the rear part of the vehicle body is fastened together, and the upper end projecting part of the mounting base 10 on the front side is covered with the front seat 2, when the tandem seat 8 is installed, the exterior of the rear part of the vehicle body is covered by the seat cover 12. Of course, even when the tandem seat 8 is removed and used, the rear pipe 1b and the front and rear mounting base 1 can be installed without attaching another cover or the like.
Most of 0 and 11 can be covered with the seat cover 12, the upper end connecting portion of the rear mounting base 11 can be covered with the rear accessories, and the front mounting base 10 can be covered with the front seat 2. , Maintain a beautiful appearance and cover the mount and the rear pipe 1b.

(2) Further, since the tandem seat 8 is arranged in a bridge shape with a gap d provided between the seat cover 12 and the intermediate portion thereof, when the tandem seat is used, the surface of the seat cover 12 may be damaged by contact with the bottom plate 9. Does not cause contact marks.

Therefore, even when the tandem sheet 8 is removed, the surface of the seat cover 12 without contact scratches can be exposed, which is more practical in terms of ensuring the appearance.

(3) Since the tandem seat 8 is supported by the front and rear mounting bases 10 and 11 in a bridge shape so as to provide a gap d between the seat cover 12 and the middle portion of the seat cover 12, the seat cover 12 is protected from the load of a passenger. This does not occur, and the deformation of the seat cover 12 can be reliably prevented. This is particularly convenient when the resin seat cover 12 is used.

[Brief description of drawings]

FIG. 1 is a partial left side view of a motorcycle to which the present invention is applied,
2 is an enlarged vertical sectional view of a portion II of FIG. 1, and FIG.
FIG. 4 is an enlarged vertical sectional view of a portion III in the drawing, and FIG. 4 is a view taken along the arrow IV in FIG. 1 ... Body frame, 2 ... Front seat, 8 ... Tandem seat, 9 ... Bottom plate, 10 ... Front seat mount, 11 ... License plate mount, 12 ...
Seat covers, 15, 16 ... Front and rear brackets

Claims (3)

[Scope of utility model registration request] 1. A seat cover (12) is arranged behind a front seat of a vehicle body frame (1), and a seat cover (12) is provided.
In a seat mounting structure for a motorcycle in which a tandem seat (8) is arranged on the upper side of the vehicle, front and rear mounting bases (10, 11) for the tandem seat are provided on the rear pipe (1b) of the vehicle body frame so as to project upward. A seat cover (12) is formed so as to cover the front and rear mounting bases (10, 11) and the upper and left and right sides of the rear pipe (1b), and the front and rear end portions of the tandem seat (8) are respectively stretched back and forth. Front and rear brackets (1
5, 16) are provided, the upper end connecting portion of the mounting base (10, 11) is projected upward from the seat cover (12), and the tandem seat (8) is cleared from the lower seat cover (12). And the front and rear mounting bases (10, 11) support both sides of the front and rear so that the above clearance is maintained. However, the seat mounting structure for the motorcycle is characterized in that the front mounting base (10) is covered with the front seat (2). 2. The seat mounting structure for a motorcycle according to claim 1, wherein the rear mounting base is also used as the license plate mounting base. 3. The seat mounting structure for a motorcycle according to claim 2, wherein the front mounting base is covered by the rear portion of the front seat with a space therebetween.