CN1135183C

CN1135183C - Motorcycle saddle upspring structure

Info

Publication number: CN1135183C
Application number: CNB001319426A
Authority: CN
Inventors: 新村裕幸; 幸; 伊藤博幸; 章; 野田喜章; 吾; 矢野谦吾
Original assignee: Honda Motor Co Ltd
Current assignee: Honda Motor Co Ltd
Priority date: 1999-11-08
Filing date: 2000-11-01
Publication date: 2004-01-21
Anticipated expiration: 2020-11-01
Also published as: JP2001130465A; CN1295003A; TW562761B

Abstract

A tongue 37 is formed on a bottom plate 36 beneath a seat 14 so that it elastically deforms when pressed against a projection 35 on a storage box 12 while the seat 14 is turned down, and the seat 14 is popped up when a lock mechanism 34 is released via the resiliency of the tongue 37. The use of a thin member such as a tongue in popping up a seat can maintain a low seat height leading to an improved footing, and provide a great seat thickness ensuring an improved cushioning effect.

Description

The saddle upspring structure of motor bike

Technical field

The present invention relates to a kind ofly to force down the vehicle seat height, be suitable for improving the saddle upspring structure of motor bike of the cushion characteristic of vehicle seat.

Background technology

Saddle upspring structure as a kind of motor bike, for example, real " the vehicle seat lifter " put down in writing for clear 58-41680 number of opening of well-known Japanese patent gazette arranged, structure as the vehicle seat that opens and closes motor bike etc. with hinge, this structure is provided with vehicle seat is locked in latch mechanism under the closure state, when opening latch mechanism, vehicle seat rises little by little, can prevent to become once more blocking.

The motor-tricycle that above-mentioned technical literature is put down in writing, shown in Figure 4 as this communique is equipped with on horizontal member 19: the latch mechanism 20 and the buffering rubber block 29 that vehicle seat 9 are remained on blocking; Described bump rubber 29 supporting saddle 9 when vehicle seat 9 is in blocking, and apply elastic force upwards for simultaneously vehicle seat 9.

It is generally acknowledged, in above-mentioned technology, bump rubber 29 must have the thickness of regulation for elastic support vehicle seat 9, when the bump rubber that this is thick 29 is clipped between horizontal member 19 and the vehicle seat 9, the position of vehicle seat 9 has uprised, rider's pin is difficult for contacting ground, in addition, and under the situation of the height that forces down vehicle seat 9, must reduce the thickness of vehicle seat 9, damage the cushion characteristic of vehicle seat 9.

Summary of the invention

Therefore, the object of the present invention is to provide a kind of vehicle seat position that can prevent to uprise and can prevent to damage the saddle upspring structure of motor bike of the cushion characteristic of vehicle seat.

In order to achieve the above object, a first aspect of the present invention provides a kind of saddle upspring structure of motor bike, the vehicle seat that can erect freely and fall is installed on the car body of motor bike, make its with latch mechanism with this vehicle seat lock on car body, it is characterized in that: will be when falling above-mentioned vehicle seat, be arranged on the base plate of vehicle seat bottom because of running into the tongue piece that car body produces elastic deformation, when when opening above-mentioned latch mechanism, make vehicle seat lean on the antagonistic force of tongue piece with saddle upspring.

The vehicle seat that is installed on the body of motor cycle, can erect freely and fall down was fallen, with latch mechanism it is locked on the car body, makes the tongue piece that is arranged on the vehicle seat lower raft produce elastic deformation simultaneously, when opening latch mechanism because of running into car body, antagonistic force by tongue piece makes saddle upspring.

Consequently, owing in order to make saddle upspring, use, so can force down the height of vehicle seat, the traveling comfort in the time of improving rider's pin and contact to earth as the thin part of tongue piece.In addition, can increase vehicle seat thickness, improve cushion characteristic.

A second aspect of the present invention is characterized in that on the basis of first aspect: tongue piece and base plate are formed one.

Tongue piece and base plate are formed one, can simplify upspring structure.

Consequently, can form tongue piece at an easy rate, can reduce number of parts, can reduce the manufacturing cost of tongue piece.

Description of drawings

Fig. 1 is the lateral plan that adopts the motor bike of saddle upspring structure of the present invention.

Shown in Figure 2 is the cutaway view at motor bike of the present invention rear portion.

Shown in Figure 3 is the cutaway view of the upspring structure of motor bike of the present invention.

Shown in Figure 4 is the block diagram of the tongue piece of saddle upspring structure of the present invention.

Fig. 5 is the action diagram of the effect of explanation upspring structure of the present invention.

Shown in Figure 6 is the block diagram of distortion example of the tongue piece of saddle upspring structure of the present invention.

Shown in Figure 7 is the cutaway view of distortion example of the latch mechanism of upspring structure of the present invention.

The specific embodiment

Below with reference to the accompanying drawings embodiments of the invention are described.And, suppose that figure sees to the direction of symbol.

Fig. 1 is the lateral plan that adopts the motor bike of saddle upspring structure of the present invention, and motor bike 10 possesses: vehicle frame 11; Be installed in the wanigan 12 of the upper back of this vehicle frame 11; Be installed in front portion, the switching vehicle seat 14 freely of this wanigan 12 with hinge 13.

Herein, the 21st, handlebar, the 22nd, with the front-wheel of handlebar steering, the 23rd, the supporting plate pin, the 24th, power unit, the 25th, by the trailing wheel of power unit 24 drivings.

Shown in Figure 2 is the cutaway view at the rear portion of motor bike of the present invention, shown in state be: with the rear portion of horizontal member about 31 framves at vehicle frame 11, support 32 is installed on top at this horizontal member 31, conjunction 33 is installed on this support 32, be connected with the conjunction 33 of vehicle frame 11 1 sides with the latch mechanism 34 that is arranged on the vehicle seat 14, the rear portion of wanigan 12 is fixed on the support 32, the protrusion 35 that protrudes in top is set on this wanigan 12,35 (inboard symbol is not shown), in the bottom of vehicle seat 14 base plate 36 is set, make tongue piece 37,37 (inboard symbol 37 is not shown) form one with this base plate 36, be attached to the protrusion 35 of wanigan 12, on 35, make this tongue piece 37 elastic deformations.

Base plate 36 is resinous, and the

tongue piece

37,37 that forms one with this base plate 36 is exactly an elasticity of having utilized resin.

Shown in Figure 3 is the cutaway view of the upspring structure of motor bike of the present invention, is the figure that sees later from motor bike.

Tongue piece

37,37 is connected on the

protrusion

35,35 that is arranged at the wanigan 12 central left and right sides, produces elastic deformation thus respectively.

Latch mechanism 34 is by constituting with the lower part: the lock core 41 that is installed in the sidepiece of base plate 36; Be installed in the bottom of this lock core 41, the lock core side arm 42 that can shake freely; One end is installed in bar 43 on this lock core side arm 42; Be installed in the axle side arm 44 of the other end of this bar 43; Be installed in the S. A. 45 on this side arm 44; Be installed in the hook 46 on this S. A. 45.And, the 47, the 48th, S. A. 45 relative base plates 36 are carried out the back-up ring of axial location.

Figure expression hook 46 hangs over the state on the conjunction 33, and promptly blocking is represented vehicle seat 14 to be fixed on the vehicle frame 11 (with reference to Fig. 2).

Shown in Figure 4 is the oblique drawing of the tongue piece of saddle upspring structure of the present invention, and expression is with the

tongue piece

37,37 of rectangle and the structure of base plate 36 formation one.

By making

tongue piece

37,37 crooked up and down under the state shown in this figure, and produce elastic force.

As a kind of manufacture method,

tongue piece

37,37 and base plate 36 are formed one with injection molded.

Below the effect of saddle upspring structure described above is described.

Fig. 5 (a)～(c) is the action diagram of the effect of explanation upspring structure of the present invention.

(a) state is shown in: the vehicle seat 14 that fell, the hook 46 of latch mechanism 34 is hung on the conjunction 33, and vehicle seat 14 is locked on the vehicle frame.The vehicle seat 14 owing to fallen,

tongue piece

37,37 is run into

protrusion

35,35, produces elastic deformation.

In this state, the

tongue piece

37,37 that is arranged on the base plate 36 produces with the past power F that presses down

protrusion

35,35 of the form of elastic force.

In (b), key (not shown) is inserted lock core 41, because it is such as shown by arrows, around the anticlockwise direction screw key, make 42 swings of lock core side arm, pull lever 43 makes a side arm 44 swings, make hook 46 around the anticlockwise direction swing by S. A. 45, remove the combination of hook 46 and conjunction 33.

Thereupon, because the counter-force of the power F of the

tongue piece

37,37 that illustrates in (a), vehicle seat 14 only rises a little apart from d, that is, vehicle seat 14 is upspring.

At this moment, the front end 46a of hook 46 is attached to the side of the horizontal part 33a of conjunction 33, even make key turn back to original position, hook 46 can not hang on the conjunction 33 once more, can not become blocking.

(c) expression begins to make vehicle seat to erect next state.

As above usefulness Fig. 2 and Fig. 5 explanation, motor bike of the present invention, the vehicle seat 14 that can erect freely and fall by wanigan 12 is installed on the vehicle frame 11 of motor bike, it is locked in this vehicle seat 14 by support 32 with latch mechanism 34 is installed on the conjunction 33 on the vehicle frame 11, it is characterized in that: will when falling vehicle seat 14, because of the protrusion 35 of running into wanigan 12, produce the tongue piece 37 of elastic deformation, be arranged on the base plate 36 of vehicle seat 14 bottoms, when opening latch mechanism 34, lean on the antagonistic force of tongue piece 37 that vehicle seat 14 is upspring.

According to said structure, because for vehicle seat 14 is upspring, use as the thin part of tongue piece 37, so, can reduce the height of vehicle seat, can improve the traveling comfort that rider's pin contacts to earth.In addition, can increase vehicle seat thickness, improve cushion characteristic.

In addition, feature of the present invention is: tongue piece 37 and base plate 36 are formed one.

Consequently, can make tongue piece 37 at an easy rate, can reduce number of parts, can reduce the manufacturing cost of tongue piece 37.

Shown in Figure 6 is the block diagram of variation example of the tongue piece of saddle upspring structure of the present invention, and expression is with Screw 53 ... (... expression has several.Below same) tongue piece 52,52 of rectangle is installed in state on the base plate 51 that is arranged at the vehicle seat bottom.In addition, the 54, the 54th, peristome is in order to prevent when tongue piece 52,52 is crooked upward with base plate 51 interference and to offer.

Tongue piece 52,52 preferably uses the resin identical with base plate 51 to make, and in addition, also can be different materials.For example, tongue piece 52,52 also can be metal with spring steel etc.

So,, for example produce under the situation tired, that elastic force reduces, can change new product at tongue piece 52,52 because tongue piece 52,52 is removably mounted on the base plate 51.

In addition, because the load (occupant's body weight, the weight of goods etc.) of tongue piece 52,52 supporting roles on vehicle seat, so, can suitably change the different tongue piece of elasticity modulus with specification, number of occupants (1 or 2) according to the kind of motor bike, can set occupant's desired specifications at an easy rate for.For example, except set soft comfort sense by bus or hard comfort sense by bus with vehicle seat 14 itself and rear shock absorber, can also set with this tongue piece 52,52 slim, that can be arranged in the very little space.

Shown in Figure 7 is the cutaway view of variation example of the latch mechanism of upspring structure of the present invention, shown in state be, tongue piece 62,62 (inboard symbol 62 is not shown) is set on the base plate 61 that is arranged at vehicle seat 14 bottoms, conjunction 63 is installed simultaneously, protrusion 64,64 (inboard symbol 64 is not shown) is set on car body, latch mechanism 65 is installed simultaneously, under the state of vehicle seat 14 that fell, it has been locked on the car body.

Latch mechanism 65 is by constituting with the lower part: lock core 71; Be installed in the arm 72 on the bottom of this lock core 71; One end is installed in bar 73 on this arm 72; Be installed in the hook 74 on the other end of this bar, hook 74 swings are installed on the bolster 75 that is arranged on the car body freely, are leading section 74a is hung on the conjunction 63 of vehicle seat 14 1 sides.

In order to remove the locking of vehicle seat 14 relative car bodies, key is inserted in the lock core 71, rotate around anticlockwise direction by making it, and arm 74 is swung, catch bar 73 makes hook 74 relative bolsters 75 around clockwise direction swing, and the leading section 74a of hook 74 is unloaded down from conjunction 63.

Therefore, vehicle seat 14 is upspring by the antagonistic force of the

tongue piece

62,62 of generation elastic deformation.

And saddle upspring structure of the present invention is not limited to motor bike, also can be used for the vehicle seat of open and close types such as motor-tricycle, four-wheel motor cycle.

The present invention is owing to there is said structure to have following effect:

The saddle upspring structure of the motor bike of first aspect present invention, because will be when falling vehicle seat, be arranged on the base plate of vehicle seat bottom because of running into the tongue piece that car body produces elastic deformation, when opening latch mechanism, repulsive force by tongue piece makes saddle upspring, so, owing to, use to resemble the thin like this part of tongue piece in order to make saddle upspring, therefore can force down the height of vehicle seat, the traveling comfort in the time of improving rider's pin and contact to earth.In addition, can increase the thickness of vehicle seat, improve cushion characteristic.

The saddle upspring structure of the motor bike of second aspect present invention, because tongue piece and base plate are formed one, so, can form tongue piece at an easy rate, can reduce number of parts, can reduce the manufacturing cost of tongue piece.

Claims

1. the saddle upspring structure of a motor bike, the vehicle seat that can erect freely and fall is installed on the car body of motor bike, make its with latch mechanism with this vehicle seat lock on car body, it is characterized in that: will be when falling above-mentioned vehicle seat, be arranged on the base plate of vehicle seat bottom because of running into the tongue piece that car body produces elastic deformation, when opening above-mentioned latch mechanism, lean on the antagonistic force of tongue piece to make saddle upspring.

2. the saddle upspring structure of the motor bike put down in writing of claim 1 is characterized in that: above-mentioned tongue piece and above-mentioned base plate are formed one.