CN100532184C

CN100532184C - Vehicle key switch device

Info

Publication number: CN100532184C
Application number: CNB2005100923614A
Authority: CN
Inventors: 森川雄一郎; 井上雄介
Original assignee: Honda Motor Co Ltd
Current assignee: Honda Motor Co Ltd
Priority date: 2004-09-29
Filing date: 2005-08-29
Publication date: 2009-08-26
Anticipated expiration: 2025-08-29
Also published as: TW200610676A; JP4459000B2; JP2006096118A; ITTO20050620A1; TWI265883B; CN1754745A; KR100709956B1; KR20060046787A

Abstract

The invention provides a key switch device of vehicles. A locking mechanism which can switch a locking status and a non-locking status of a turning handlebar and a column keylock which acts the switch operation force on the locking mechanism are collocated separately each other. The key switch device leads that a structure which transfers the operation force between the column keylock and the locking mechanism is made with less parts and simple structure. One end of a link rod component (121) is connected on a rotating body (117) of the column keylock (102) and is rocked according to the rotation of the rotating body (117). The locking mechanism (101) which can switch the actions of the locking status and the non-locking status according to the rock of the link rod component (121) is structurally connected on the other end of the link rod component (121).

Description

The key switch device of vehicle

Technical field

The present invention relates to the catch gear that can switch the locking state of bogie car handle and non-locking state and the blocked operation masterpiece is used in the key switch device that cylinder key lock (キ-シリンダ Ingot) on this catch gear is left the vehicle of configuration mutually.

Background technology

The catch gear that the locking state of bogie car handle and non-locking state switch for example being disclosed in patent documentation 1 by the technology that lever drives.

Patent documentation 1: the spy opens flat 6-247260 communique

Described patent documentation 1 is disclosed to be, drives the operating lever that catch gear is used, and is to be provided with in addition for the cylinder key lock, additionally by the operating operation lever catch gear is moved for the operation of cylinder key lock.So wish and to drive the simplification that catch gear ground is sought to operate by operation cylinder key lock, but at this moment, if the operating effort of following the operation of cylinder key lock key is used cable to being configured in when the catch gear that leaves the cylinder key lock position transmits, then be difficult to guarantee the stroke of cable by the rotating operation of cylinder key lock, and need try every possible means not to be subjected to the influence of vacillating and extending of cable, the appropriateness sense (sense of Festival degree) of also wishing to reduce the number of part and improving operation.

Summary of the invention

The present invention develops in view of this situation, purpose is to provide a kind of key switch device of vehicle, its number ground that can reduce part is made with simple structure and is configured in the operating effort transferring structure that leaves mutually between locational cylinder key lock and the catch gear, the appropriateness sense that can also obtain operating.

In order to reach described purpose, the key switch device of the vehicle of first aspect present invention, the catch gear that the locking state of its bogie car handle and non-locking state can switch with the blocked operation masterpiece is used in cylinder key on this catch gear is phase-locked to leave configuration mutually, an end of linkage part is attached on the rotor of described cylinder key lock, and shake according to the rotation of this rotor, described catch gear becomes on the other end that is attached at described linkage part structurally that can switch the action of locking state and non-locking state according to shaking of described linkage part, Fuel Tank is set at head pipe rear, described catch gear is set on the pipe, and described cylinder key lock is set at and is played the effect that can change described catch gear by the place ahead of the described bogie car handle of described piping support.

The invention of second aspect present invention is in the described invention of first aspect present invention, the place ahead that described cylinder key is locked in the bogie car handle be configured in measuring instrument near.

The invention of third aspect present invention is in the described invention of first aspect present invention, and described linkage part is thrown off action to the straight line engaging that the rotating operation of described cylinder key lock is transformed into described catch gear.

The invention of fourth aspect present invention, be in the described invention of first aspect present invention, described catch gear comprises: locking pin, and it is being done with the enterprising action of direction that is connected the steering shaft orthogonal axe on the bogie car handle, and can be fastened on the described steering shaft with plugging; Spring, its described locking pin is pressured to removing its side that engages with described steering shaft; Cam, its with respect to described steering shaft be from an opposite side contacts on described locking pin, and can around with the rotational of the orthogonal axe of this locking pin, be inserted in the connecting pin in the slotted hole that described linkage part the other end is provided with, be fixed on the eccentric position of described cam.

The invention of fifth aspect present invention is in the described invention of first aspect present invention, and described catch gear is configured in and can turns to twelve Earthly Branches to hold the place ahead of a pipe of bogie car.

The invention of sixth aspect present invention, be in the described invention of first aspect present invention, the rotation that utilization is produced by the described cylinder key lock of operation, making with respect to described catch gear is the action component that the catch gear established in addition moves, and is to be supported by common bolster with described linkage part.

The invention of seventh aspect present invention, be in the described invention of sixth aspect present invention, described cylinder key lock is installed in and can turns to twelve Earthly Branches to forward on a pipe of handlebar, is that the catch gear of establishing in addition is to switch the seat catch gear of riding with seat locking and non-locking state with respect to described catch gear.

According to the described invention of first aspect present invention, be that the operating effort from the cylinder key lock is delivered to catch gear one side by shaking of linkage part, operating effort transferring structure between cylinder key lock and the catch gear is made with simple structure in its number ground that can reduce part, the appropriateness sense can also be in the operation of cylinder key lock, obtained, its commodity can be improved.

According to the described invention of second aspect present invention, the vehicle driver can operate the cylinder key lock easily.

According to the described invention of third aspect present invention, the operation that the cylinder key that catch gear is moved is locked is a failure-free, has more improved the appropriateness sense of operation.

According to the described invention of fourth aspect present invention, can simply constitute the number of catch gear, and improve the appropriateness sense of operation more with few part.

According to the described invention of fifth aspect present invention, the space that can apply flexibly head pipe the place ahead effectively disposes catch gear.

According to the described invention of sixth aspect present invention, by supporting, can utilize the catch gear of usefulness and other catch gear bogie car the operation of cylinder key lock to drive by a pipe.

According to the described invention of seventh aspect present invention,, also can not influence catch gear ground, seat bogie car is driven the operation of being locked by cylinder key with catch gear and seat catch gear even carry out the steering operation of bogie car handle.

Description of drawings

Fig. 1 is the lateral plan of small size automatic two-wheel cycle;

Fig. 2 is the vertical profile lateral plan that the front portion of automatic two-wheeled cycle is amplified expression;

Fig. 3 is the planar view that has omitted the power unit under the air gulp system state;

Fig. 4 be Fig. 34 to view;

Fig. 5 be Fig. 35 to view;

Fig. 6 is the 6-6 line amplification profile of Fig. 1;

Fig. 7 is near the amplification longitudinal diagram the airfilter;

Fig. 8 is the section-drawing that has omitted the 8-8 line of Fuel Tank state lower edge Fig. 7;

Fig. 9 is near the lateral plan of the partly cut-away head pipe;

Figure 10 be Fig. 9 10 to view;

Figure 11 is the vertical profile lateral plan that the rear portion of small size automatic two-wheel cycle is amplified expression;

Figure 12 is the 12-12 alignment view of Figure 11;

Figure 13 is the lateral plan of the second embodiment small size automatic two-wheel cycle;

Figure 14 is the vertical profile lateral plan that the front portion of automatic two-wheeled cycle is amplified expression.

The specific embodiment

What Fig. 1～Figure 12 represented is the first embodiment of the present invention, Fig. 1 is the lateral plan of small size automatic two-wheel cycle, Fig. 2 is the vertical profile lateral plan that the front portion of automatic two-wheeled cycle is amplified expression, Fig. 3 is the planar view that has omitted the power unit under the air gulp system state, Fig. 4 be Fig. 34 to view, Fig. 5 be Fig. 35 to view, Fig. 6 is the 6-6 line amplification profile of Fig. 1, Fig. 7 is near the amplification longitudinal diagram the airfilter, Fig. 8 is the section-drawing that has omitted the 8-8 line of Fuel Tank state lower edge Fig. 7, Fig. 9 is near the lateral plan of the partly cut-away head pipe, Figure 10 be Fig. 9 10 to view, Figure 11 is the vertical profile lateral plan that the rear portion of small size automatic two-wheel cycle is amplified expression, and Figure 12 is the 12-12 alignment view of Figure 11.

At first, in Fig. 1, the vehicle frame F of this small size automatic two-wheel cycle comprises: head pipe 17, and it is supporting the front fork 15 that support front-wheel WF and is being connected bogie car on this front fork 15 on 16 and it can be turned to; Pair of right and left down pipe 18, they extend down backward from this head pipe 17; Manage 19 under the pair of right and left, they are positioned at the below of these down pipes 18, connect when being arranged on the described head pipe 17, extend down backward obliquely than two down pipes 18 are rapider; Pair of right and left is responsible for 20, their connect be arranged on above-mentioned those down pipe 19 the lower end and when rearward extending, the rear end of described two down pipes 18 connects and is arranged on the pars intermedia.

The driving engine suspension apparatus carriage 19a that the extending direction of pipe 19 extends under these is bonded on the lower end of described pipe 19 down.The described person in charge 20 from manage down 19 and the junction surface of described driving engine suspension apparatus carriage 19a nearby rearward extend, driving engine suspension apparatus carriage 19a in the present embodiment rises to the lower end bonded assembly of being responsible for 20 following pipe 19 and links component function.Between the pars intermedia of double-type down pipe 18 in the left and right sides and following pipe 19, be provided with and strengthen with coupling plate 21.

Simultaneously with reference to Fig. 2, the described person in charge 20, be the preceding half rake 20a that extends backward by from the described for example lower end of pipe 19 down, the later half rake 20b that extends backward, sticking out like that upward, bending also links into an integrated entity bonded assembly curve 20c between the front end of the rear end of preceding half rake 20a and later half rake 20b and constitutes, Fig. 4 is represented as described later, and it is made of the above-below direction tetragonal square tube of approximate right angle longer than left and right directions.And the lower end of described down pipe 18 is by welding, and connection is arranged on the pars intermedia of preceding half rake 20a.

Engaged coupling plate 22 by welding on the front portion of described later half rake 20b, the front end of the seat rail 23 (シ-トレ-Le) that go up to extend backward is connected on the described coupling plate 22, and the rear portion of the seat rail 23 of pair of right and left interconnects and is integral.In the present embodiment, the part of described coupling plate 22 front is configured to ride on the curve 20c, like this, just can be combined in coupling plate 22 and seat rail 23 efficiently on the front portion of being responsible for 20 later half rake 20b.Make front end be bonded on the rear end of also going up the back pipe 24 that extends backward on the rear end of later half rake 20b, be bonded on respectively on the rear portion of seat rail 23 by welding.And between the pars intermedia of double-type seat rail 23 in the left and right sides and back pipe 24, be provided with the coupling plate 25 that strengthens usefulness.

Among Fig. 3～Fig. 5, be equipped with on the vehicle frame F by four-stroke driving engine E with the output of this driving engine E and carry out the power unit P that the stepless speed changer M of speed change is constituted, it drives trailing wheel WR.Described driving engine E for example is the V-structure of the two cylinders of water-cooled, and it has: crankcase 28; Anterior rake (バ Application Network) BF, the cylinder-bore axis that it leans forward on having a little forward also forwards extends from crankcase 28; Rear portion rake BR, itself and this rake BF forming V-shape ground, front portion forwards extends from described crankcase 28, and each rake BF, BR possess respectively:

cylinder block

29F, 29R, it is combined on the crankcase 28;

Cylinder head

30F, 30R, it is combined on cylinder block 29F, the 29R at the opposition side with crankcase 28; Cylinder-

cover jacket

31F, 31R, it is combined on the top of

cylinder head

30F, 30R.

Down pipe 18 lower ends of described vehicle frame F nearby described two person in charges' 20 preceding half rake 20a are provided with the first driving engine suspension apparatus 32, and the top of crankcase 28 is bearing on the first driving engine suspension apparatus 32 between front and rear rake BF, the BR of described driving engine E.Rear portion rake BR is configured between two person in charges' 20 the curve 20c.Be connected in down on the lower end of the driving engine suspension apparatus carriage 19a that manages 19 lower ends, by pair of bolts 43 the second driving engine suspension apparatus 33 is installed, below described anterior rake BF, the bottom of described crankcase 28 is by bolt 44 fastening being bearing on the second driving engine suspension apparatus 33.

Like this, utilizing the high part of rigidity just can be bearing in two to driving engine E is responsible on 20, and first driving engine suspension apparatus 32 be to be arranged on two by pair of bolts 26 that the extended line of described down pipe 18 line of centerss is clamped from both sides fixing to be responsible on 20 the preceding half rake 20a, the crankcase 28 of described driving engine E, be bearing on the first driving engine suspension apparatus 32 by the fixing of bolt 27 that is configured on the described down pipe 18 line of centers extended lines, can be bearing in crankcase 28 high efficiencys and further raising rigidly on the first driving engine suspension apparatus 32.

Among Fig. 6, the bent axle 34 that is supported on the crankcase 28 and can rotates freely has been wholely set a pair of

crank arm

34a, 34a, and the Crankpin 34b between these crank arms of binding 34a, the 34a, be entrenched in cylinder block 29F, the 29R of described two rake BF, BR and the piston 35 that can be free to slide, be attached on the Crankpin 34b between described two crank arm 34a, the 34a by connecting rod 36.

Left side along the automatic two-wheeled cycle direct of travel, an end of bent axle 34 is outstanding from crankcase 28, constitute AC electrical generator 39 by the rotor on the end that is fixed on this bent axle 34 37 and the stators 38 that are housed in this rotor 37, this AC electrical generator 39 is bonded to 40 coverings of left side cover on the crankcase 28, and described stator 38 is fixed on the left side cover 40.

On cylinder head 30F, the 30R of described two rake BF, BR, be respectively arranged with air suction valve and blow off valve (not shown), constituting the valve device part that control opens and closes them, and be bearing in described two cylinder head 30F, the last camshaft that can rotate freely 41 of 30R respectively, and between the bent axle 34 of 39 of described crankcase 28 and AC electrical generators, be provided with regularly driving device 42, the rotary power of bent axle 34 is decelerated to 1/2 by described timing driving device 42, passes to described camshaft 41.

On right side along the automatic two-wheeled cycle direct of travel, the box main body 45 that rearward extends from this crankcase 28 is attached on the described crankcase 28, by the right side cover 46 that is fastened on these box main body 45 right sides, with the gear case 47 that is fastened on the right side, described box main body 45 rear portion, constitute variable-speed motor housing 48 with described box main body 45, between box main body 45 and right cover 46, be formed with speed change chamber 49, between box main body 45 and gear case 47, be formed with gear chamber 50.

In the speed change chamber 49 of described variable-speed motor housing 48, contain belt-type stepless speed changer M, it is used for that the rotary power of bent axle 34 carried out stepless change and to the rear wheel-side transmission.This stepless speed changer M comprises: driving pulley 51, and it is installed on the other end that faces the bent axle 34 in the speed change chamber 49; Driven pulley 52, it has the axis parallel with bent axle 34, and it is installed in facing on the part in the speed change chamber 49 of the transmission shaft 54 that is supported on variable-speed motor housing 48 rear portions and can rotates freely; Annular belt 53, it is around hanging on driving pulley 51 and the driven pulley 52.

Driving pulley 51, by by the action of not shown motor etc. at the sliding action of the sliding cylinder 56 of described bent axle 34 axial enterprising line slips, and can make described belt 53 around hanging change in radius.Driven pulley 52, according to belt 53 on the driving pulley 51 around the variation of hanging radius and becoming and be the opposite side of driving pulley 51 between this driven pulley 52 and transmission shaft 54, centrifugal clutch 55 to be installed around hanging radius.

Another of described transmission shaft 54 is distolateral to have the gear chamber of facing 50 to dispose, have the output shaft 57 that parallels to the axis with this transmission shaft 54 and can rotate freely, contain in the gear chamber 50 and the rotary power of described transmission shaft 54 slowed down and to the reducing gear row 58 of described output shaft 57 transmission by box main body 45 and gear case 47 supportings.The rear portion of gear case 47 and outstanding on the left of the rear portion of gear case 47 is run through in one end of described output shaft 57.

The front end of this swing arm 60 is provided with a pair of supporting

shank

60a, 60b to 59 of the axletrees of trailing wheel WR at the rear portion of swing arm 60, clamps mutually between the box main body 45 of described variable-speed motor housing 48 parts of its formation and the rear portion of gear case 47.A supporting shank 60a is bearing on the described output shaft 57 and can rotates freely relatively, and another supporting shank 60b can rotate with described output shaft 57 coaxial being bearing on the fulcrum 61 that is arranged on described box main body 45 rear portions.The leading section that is swing arm 60 is supported on the variable-speed motor housing 48, can shake up and down.

The supporting shank 60a that one end of described output shaft 57 possesses from described swing arm 60 is outstanding, is fixed with drive sprocket 62 at this output shaft 57 from the outstanding protrusion of described supporting shank 60a.And along being fixed with driven sprocket 63 on the axletree 59 of left side at trailing wheel WR of automatic two-wheeled cycle direct of travel, on drive sprocket 62 and driven sprocket 63 around the chain 64 that hangs with ring-type.And the chain wheel cover 65 that covers drive sprocket 62 is installed at the front end exterior side of described supporting shank 60a.

Be provided with a pair of carriage 66 that extends upward at the rear portion of described variable-speed motor housing 48, these carriages 66 are bearing on the person in charge 20 the rearward end.As shown in Figure 5, be coaxially arranged with a pair of main support axle (メイ Application スンド Shaft) 67,67 in the rear side bottom of variable-speed motor housing 48, can rotate with these main support axle 67 supporting main supports 68.Cross pipe 71 is erected at described two and is responsible between 20 the curve 20c, and this cross pipe 71 be arranged on buffering on described swing arm 60 front portions with carriage 60c between, be provided with posterior bumper 72, it has the axis in the front and back extension.

With reference to Fig. 7, the air gulp system 73 of driving engine E possesses together: throttle valve body 74F, 74R, and their downstream end are forwardly and be connected between rear portion rake BF, the BR on the side of

cylinder head

30F, 30R of their rake BF, BR; Aspirate

tube

75F, 75R, they are connected on the upstream extremity of two throttle valve body 74F, 74R; Airfilter 76B, it is configured in the top of described rake BF, and it jointly is connected on these aspirate tubes 75F, the 75R, and

fuel injection valve

77F, 77R are installed on each throttle valve body 74F, 74R.

Airfilter 76 is housed in the filter case 78 by fil device 79 and constitutes.Filter case 78, bowl-shape first housing parts of opening by the top 80, and one has filter case 78 internal intervals are become between second housing parts 81 of spaced walls 81a of decontamination chamber 84 of the not decontamination chamber 83 of top and below and the periphery that bowl-shape the 3rd housing parts 82 that opens the below is combined in the periphery clamping of second housing parts 81 the first and the

3rd housing parts

80,82 and to constitute, fil device 79 from upper side, promptly decontamination chamber's 83 sides are not installed on the opening 85 that is arranged on the described spaced walls 81a, and can load and unload.Described

aspirate tube

75F, 75R protrude in the decontamination chamber 84, are connected on the filter case 78.

Together with reference to Fig. 8, the right upper portion of the roof 82a of the 3rd housing parts 82 of formation filter case 78 parts, be provided with recessed recess 82b downwards, the outer end of side opening is configured on the described recess 82b to the right, and the birds-eye view bending forming is the outside atmosphere ingress pipe 86 of roughly L word shape, run through the side wall portion of the described recess 82b that faces described the 3rd housing parts 82 and be installed on the 3rd housing parts 82, the inner of outside atmosphere ingress pipe 86 is communicated with decontamination chamber 83 not.

On the spaced walls 81a of second housing parts 81, be wholely set the side-prominent teat 88 in not decontamination chamber 83 upward, its formation faces the installation recess 87 of decontamination chamber 84, below, (レヅネ-ト) 89 be installed on the spaced walls 81a can load and unload to insert and disengageably be inserted in described installation recess 87 interior homophonic devices.Like this, be installed on the filter case 78, just can apply flexibly narrow space in the filter case 78 effectively, help to reduce the air-breathing sound of air gulp system 73 by homophonic device 89 is faced 84 ground, decontamination chamber.

The length of filter case 78 above-below directions of airfilter 76 is crossed over the Fuel Tank 90 of two down pipes, 18 ground configuration less than the length of fore-and-aft direction above this airfilter 76, mounting support is in the front portion of vehicle frame F, promptly on two down pipes 18.

The roof of described filter case 78 i.e. the roof 82a of the 3rd housing parts 82, forms to such an extent that extend on approximate horizontal ground forwards, backwards with respect to the diapire 90a of Fuel Tank 90, the spaced walls 81a of second housing parts 81 also form forwards, backwards approximate horizontal ground extend.

In the place ahead of the anterior rake BF of described driving engine E, and be the below of described airfilter 76, dispose the radiator 91 that cools off usefulness by the warmed-up engine cooling water of watercooled engine E.Be provided with the side-prominent installation shank 168 of the second driving engine suspension apparatus 33 that possesses to vehicle frame F in the bottom of this radiator 91, this installation shank 168 is bearing on the carriage 169 that is arranged on the second driving engine suspension apparatus 33 by supporting yielding rubber 170.Be provided with the side-prominent installation shank 171 of following pipe 19 above it on the top of radiator 91, described installation shank 171 by not shown installation rubber bearing on the carriage 172 that is being arranged on the pipe 19 down.Be radiator 91, be bearing on the following pipe 19 and the second driving engine suspension apparatus 33 of vehicle frame F.

Bottom at the filter case 78 of airfilter 76, promptly on first housing parts 80, (deflector shields 92 of 91 guiding of ラジエ-), this deflector shield 92 have a down dip after radiator 91 side direction from the front end bottom of filter case 78 and tiltedly extend from the walking wind direction radiator in the place ahead to be wholely set handlebar.

The exhaust system 93 of driving engine E possesses: freeing pipe 94, its upstream extremity are connected on the lower side of cylinder head 30F of described anterior rake BF, and rearward extend below power unit P; Freeing pipe 95, its upstream extremity are connected on the rear side of cylinder head 30R of described rear portion rake BR; Set freeing pipe 96, it is connected on the downstream end of these freeing

pipes

94,95 jointly; Exhaust gas silencer 97, it is configured in the right side of trailing wheel WR and is connected on the set freeing pipe 96.

The freeing pipe 94 of anterior rake BF, from cylinder head 30F downwards general curved become C word shape, and rearward extend by the below of described power unit P, erect like that to the right side of trailing wheel WR at the rear of power unit P and be formed, in the diapire 48a outside of the variable-speed motor housing 48 that constitutes a described power unit P housing part, be provided with accommodate described freeing pipe 94 tops at least accommodate recess 98.

As shown in Figure 6, described accommodating between the crank arm 34a and driving pulley 51 of driving pulley 51 sides that recess 98 is configured in bent axle 34, like this, can avoid and the directly interference of bigger driving pulley 51, can form smoothly in the diapire 48a outside of variable-speed motor housing 48 and accommodate recess 98.

The freeing pipe 95 of rear portion rake BR, arranged side by side at the described freeing pipe 94 of the rear of main support axle 67 and anterior rake BF, variable-speed motor housing 48 rear portions of diving from the left side of crankcase 28 are crooked and form.Be the freeing pipe 95 of rear portion rake BR, extend to the left side of crankcase 28 and variable-speed motor housing 48 from cylinder head 30R, and the rear portion of the variable-speed motor housing 48 of diving and forming side by side at the rear of described main support axle 67 and the described freeing pipe 94 of anterior rake BF.

Side by side on the downstream end of two freeing

pipes

94,95 of configuration, the upstream extremity of exhaust gas silencer 97 is connected on the downstream end of this set freeing pipe 96 rear side that set freeing pipe 96 is connected power unit P jointly.

Among Fig. 9 and Figure 10, the head pipe 17 of vehicle frame F front end is provided with catch gear 101, its changeable bogie car is 16 locking state and non-locking state, and this catch gear 101 is configured in from catch gear 101 and leaves the place ahead of the propons 15a on the front fork 15 of position and be the top.

Catch gear 101 is configured in the place ahead of head pipe 17, it possesses: locking pin 104, it moves being connected 16 with front fork 15 with bogie car and being bearing on the direction of orthogonal axe of the steering shaft 103 that can rotate on the head pipe 17, can be fastened on the described steering shaft 103 and can insert and throw off; Spring 108, its described locking pin 104 is pressured to removing a side that engages with described steering shaft 103; Cam 110, its from respect to the opposite side contacts of steering shaft 103 on described locking pin 104, and can around with the rotational of the orthogonal axe of this locking pin 104.

Described locking pin 104 is being fixed on the head pipe 17 fwd Supporting fixtures 105, is retained described locking pin 104 is being done with the enterprising action of direction of the orthogonal axe of steering shaft 103.The sidewall of the described steering shaft 103 of hollow cylindrical is provided with connecting hole 106, when steering shaft 103 turns to the position of regulation just with the described connecting hole 106 coaxial inserting holes that link to each other 107, be arranged on the place, a front of head pipe 17.And described Supporting fixture 105 has from front side manages 17 relative supporting board 105a with described head, end the locking pin 104 that connects this supporting board 105a and can move freely in the axial direction can be inserted in the described inserting hole 107 described connecting hole 106 with engaging.

The other end at locking pin 104 is provided with flange part 104a outstanding outside radial direction, be arranged on the supporting board 105a of described Supporting fixture 105 and the spring 108 between the flange part 104a by compression, it is pressured that the side that locking pin 104 is removed to one end and engaging of described connecting hole 106 is carried out spring.

Being bearing in the cam 110 that also can rotate on the Supporting fixture 105 by pin 109 contacts on the other end of described locking pin 104, this cam 110, when being positioned at the turned position that Fig. 9 solid line represents, described locking pin 104 position in the axial direction is set to and is, the one end has been removed the position that the engaging of connecting hole 106 is positioned at inserting hole 107.

Be fixed with a part 111 that extends to its place ahead oblique upper on the head pipe 17, be equipped with in the upper end of this part 111 and be configured in bogie car the measuring instrument 112 in 16 central portion the place aheads, the support unit 114 of supporting head lamp (ヘ Star De ラ Application プ) 113 is installed in the top of a part 111.

The cylinder 115 of cylinder key lock 102 nearby is installed on the part 111 at described measuring instrument 112, and cylinder key lock 102 is bearing on the head pipe 17 by a part 111.According to inserting the rotor 117 that correct key 116 and rotating operation rotate, be inserted in the described cylinder 115 and can rotate, in the outside of this rotor 117, give prominence to interval on axial and be provided with pair of pin 118,119.

Dispose linkage part 121 between catch gear 101 and the cylinder key lock 102, the intermediate portion is by bolster 120 supportings and can rotate on a part 111, and an end of this linkage part 121 is sandwiched between the pair of pin 118,119 that described rotor 117 possesses.Be inserted with connecting pin 123 in the slotted hole 122 on being arranged at linkage part 121 the other end, it is for the cam 110 of described catch gear 101 and bury underground and be fixed on its eccentric position.

If locked 102 o'clock by key 116 operation cylinder keys, then pair of pin 118,118 displacements on Zhou Fangxiang by the rotation of rotor 117, correspondence therewith, and linkage part 121 shakes between the position shown in position shown in Fig. 9 solid line and the long and short dash line, in catch gear 101,110 on cam rotates between the position shown in position shown in Fig. 9 solid line and the long and short dash line according to shaking of described linkage part 121, like this, locking pin 104 just moves axially between releasing position that engages with steering shaft 103 and the position that steering shaft 103 is engaged.An end that is linkage part 121 is attached on the rotor 117 of cylinder key lock 102, and shake according to the rotation of this rotor 117, linkage part 121, action is thrown off in the engaging that the rotating operation of cylinder key lock 102 is transformed into catch gear 101 straight lines, catch gear 101, be attached on another end of linkage part 121, and according to the action of carrying out switching locking state and non-locking state of shaking of linkage part 121.

Described bolster 120 is supported on the axle support 175 that is arranged on the part 111, make and switch by bus the action component 176 that the seat catch gear with seat 133 locking states and non-locking state moves, operation according to cylinder key lock 102 is rotated, drive described seat catch gear, itself and described linkage part 121 jointly are supported on the described bolster 120 and can rotate.

One end of described action component 175 is fastened on the pin 177 on the outstanding rotor 117 that is arranged at described cylinder key lock 102, according to the rotation of described rotor 117 and described action component 176 around the rotational of bolster 120.

On the other end of described action component 175, link the cable 178 of handlebar operating effort to seat locking mechanism side transmission usefulness, be arranged on the cable terminal 181 on outer cable 179 ends of this cable 178, be bearing in and be fixedly set on described the support unit 182 on the part 111, be attached on the other end of described action component 176 from the end of the outstanding interior cable 182 of described cable terminal 181.

Emphasis is seen Fig. 1, and the car body cover 125 that Fuel Tank 90, airfilter 76, power unit P and vehicle frame F are made of synthetic resin covers, and this car body cover 125 comprises: front shroud 126, and it covers the front portion of head pipe 17 and the top of front-wheel WF, and head lamp 113 is installed; Middle part cover 127, it covers head pipe 17 and Fuel Tank 90 from rear side, and is connected on the front shroud 126; Pair of right and left leg wind shield 128, it is bonded on the left and right sides of described front shroud 126 and covers foot the place ahead of passenger; Pair of right and left pin placement section 129 (with reference to Fig. 4), the pin of its supporting passenger, and be connected on the leg wind shield 128; End channel part (Off mouth ァト Application ネ Le portion) 130, it swells between these pin placement sections 129 upward, and is connected on the rear portion of middle part cover 127; Skirt section 131 (with reference to Fig. 4), it hangs down downwards from the outward flange of described bipod placement section 129 respectively; Back cover 132, it covers the left and right sides at vehicle frame F rear portion, and is bonded on pin placement section 129 and the end channel part 130.

Back cover 132 is provided with riding with seat 133 of double seat type, when it takes the vehicle driver that bogie car is turned to 16 operations, co-driver is taken at vehicle driver's rear, and it can open and close.Should be configured in the rear of Fuel Tank 90 by bus with seat 133, describedly pass through space 135 with the back cover 132 formed foots at seat 133 by bus by covering the middle part cover 127 of Fuel Tank 90 and be connected in the end channel part 130 at these cover 127 rear portions, middle part and be provided with from rear side in the car body cover 125, see it is U font roughly from the side, it is configured in the Fuel Tank 90 of described front side and using by bus between the seat 133 of airfilter 76 and rear side, two down pipes 18 of radiator 91 and vehicle frame F and twice pipes 19 also all are configured in described foot the place ahead by space 135.

As shown in Figure 7, rear portion at the 3rd housing parts 82 of the filter case 78 of airfilter 76, be provided with device exchange window 136, it faces described foot by space 135 sides, be used for the fil device 79 that is housed in this filter case 78 is exchanged, this device exchange window 136 is covered by cover 137 to be opened/closed.

The roof 82a of filter case 78, form to such an extent that extend on approximate horizontal ground forwards, backwards with respect to the diapire 90a of Fuel Tank 90, fil device 79 also is configured in the filter case 78 with the posture of approximate horizontal with respect to described roof 82a, pulling out from described device with exchanging window 136 approximate horizontal.Corresponding described device exchange window 136 and end channel part 130 and middle part cover 127 are provided with peristome 138, it can carry out the insertion of the opening and closing operations of cover 137 and fil device 79 and extract, and this peristome 138 is covered by the cover 139 that can load and unload.

Among Figure 11 and Figure 12, dispose object keeping box (receipts on the base plate 141 with seat 133 by bus at this below by bus with seat 133 described

ボ Star Network ス) 140, its upper end open portion can close with opening and closing and close, and this object keeping box 140 is by described

seat rail

23 and 24 supportings of back pipe.

Object keeping box 140, be configured in the cross pipe 71 that is arranged at vehicle frame F and the top of the posterior bumper 72 between the swing arm 60, on the diapire 140a of object keeping box 140, be provided with accommodate described posterior bumper 72 accommodate recess 142, the central axis of posterior bumper 72 is positioned at the outer fix of described diapire 140a outside.As shown in figure 12, this accommodates the central portion that recess 142 is configured in object keeping box 140 Widths, disposes overflow (jet) the type helmet 143 is housed in the object keeping box 140 under the state that its protective case 144 is opened upward by this recess 142 of accommodating.

The following describes the effect of this embodiment, head pipe 17 at the vehicle frame F front end, and what operation was taken 16 vehicle driver by these pipe 17 supportings and the bogie cars that can turn to roughly is that the foot of U word shape passes through space 135 with seeing from the side of disposing between the seat 133 by bus, be formed on the car body cover 125, vehicle frame F possesses by the place ahead in space 135 in foot: pair of right and left down pipe 18, and from the beginning it manage 17 and extend down backward; Manage 19 under the pair of right and left, when they are configured in these down pipe 18 belows, from the beginning manage on 17 and extend down backward; Pair of right and left is responsible for 20, when they rearward extend from the lower end of these following pipes 19, the lower end connection of two down pipes 18 is arranged on the intermediate portion, wherein, be responsible for 20, be by when extend backward the lower end of described following pipe 19, making the lower end of two down pipes 18 connect the preceding half rake 20a that is arranged on the intermediate portion, the later half rake 20b that extends down backward, and stick out crooked like that upward and bonded assembly curve 20c between the front end of the rear end of preceding half rake 20a and later half rake 20b link into an integrated entity constitute.

Structure according to this vehicle frame F, because being responsible for 20 is to form from managing 19 lower end down to extend backward, and the shape of extending down backward after the bending up, so, can obtain the space of being responsible for 20 belows greatlyyer, increase the degree of freedom of driving engine E shape, simultaneously, owing to can also suitably make the curve 20c that is responsible in the middle of 20, so can seek the optimization of road-holding property.

Nearby be responsible in the lower end of down pipe 18 on 20 the preceding half rake 20a, be provided with the first driving engine suspension apparatus 32 of supporting engine E, so come driving engine E is bearing on the person in charge 20 by the part of rigidity grow, can and be bearing on the vehicle frame F reliably driving engine E high efficiency with the binding of down pipe 18.

V-type engine E, between its front and rear rake BF, BR, be bearing on the first driving engine suspension apparatus 32 and be installed on the vehicle frame F, and rear portion rake BR is configured between two person in charges' 20 the curve 20c, so, be that rigidity can be installed in V-type engine E on the vehicle frame F expeditiously than on the higher part among the person in charge 20 being bearing between front and rear rake BF, the BR of V-type engine E.

The front end of the pair of right and left seat rail 23 that extends is gone up in supporting by bus backward with seat 133, being connected to two is responsible on the front portion of 20 later half rake 20b, like this, can suitably form the angle that the person in charge 20 and seat rail 23 are constituted, can improve seat rail 23 and engage rigidity, can also make balance become good to being responsible for 20.

And be responsible for 20 and constituted by the square tube with above-below direction right angle quadrangle transverse shape longer than left and right directions, so, be responsible for 20 above-below direction rigidity height, and have flexiblely on the left and right directions, can obtain more appropriate road-holding property.

Trailing wheel WR axle is bearing in the front portion of the swing arm 60 on its rear portion, be bearing on the vehicle frame F and also can fluctuate, be arranged at posterior bumper 72 between vehicle frame F and the swing arm 60 above, and be the vehicle driver take by bus dispose object keeping box 140 with the below at seat 133, what described posterior bumper 72 was accommodated in setting below the diapire 140a of object keeping box 140 accommodates recess 142, the central axis of above-mentioned posterior bumper 72 is positioned at the top position below the described diapire 140a, so can avoid interference with posterior bumper 72, the diapire 140a of object keeping box 140 is set in lower position, can guarantees to increase the capacity of object keeping box 140.

Constitute the below that is configured in Fuel Tank 90 with the airfilter 76 that is installed in driving engine E bonded assembly air gulp system 73 parts on the vehicle frame F, the device exchange window 136 that on the filter case 78 of airfilter 76, is provided with, be used for the fil device 79 that is housed in this filter case 78 is changed, because facing foot, it is provided with by space 135 sides, so when changing the fil device 79 of airfilter 76, even car is parked under the situation in little place, side play for example, also can under the state that device exchange window 136 is opened, easily just change fil device 79 by space 135 sides from foot.Owing to do not need to guarantee to pull up and insert the open space of fil device 79 in the side of filter case 78, so, for example can as present embodiment, dispose the enhancing coupling plate 21 of vehicle frame F in the side of filter case 78, when increasing vehicle frame F general layout degree of freedom, can increase the vehicle body side freedom of appearance design.

The roof 82a of filter case 78, form to such an extent that extend on approximate horizontal ground forwards, backwards with respect to the diapire 90a of Fuel Tank 90, fil device 79, in order to pull out from device with exchanging window 136 approximate horizontal, and be configured in the filter case 78 with the posture with respect to roof 82a approximate horizontal, so can be when fully guaranteeing Fuel Tank 90 and airfilter 76 each self-capacity, be configured expeditiously, and the easiness ground that can keep replacing makes the aperture area of device exchange window 136 smaller.

The filter case 78 of airfilter 76, form to such an extent that be the length of the length of its above-below direction less than fore-and-aft direction, so when can fully guarantee airfilter 76 capacity and disposing fil device 79 expeditiously, can dispose the structure object of periphery expeditiously.

At the place ahead of driving engine E equipped with radiator 91, above this radiator 91, dispose airfilter 76, for a walking wind channeling conduct from the place ahead, and the deflector shield 92 one connection of extending to radiator 91 sides is arranged on the filter case 78 of airfilter 76, so, when reducing the part number, can come cooling radiator 91 to walking wind to radiator 91 side channeling conducts effectively.

And foot is the rears that are configured in Fuel Tank 90, airfilter 76 and radiator 91 by space 135, so in small size automatic two-wheel cycle, can guarantee the capacity of Fuel Tank 90A and airfilter 76, not dispose bulky parts at the rear of radiator 91 and can more bring the wind effect of deflector shield 92 into play.

The catch gear 101 that can switch bogie car to 16 locking state and non-locking state, with the cylinder key lock 102 that the blocked operation masterpiece is used on this catch gear 101, left configuration mutually, but an end of linkage part 121 is attached on the rotor 117 of cylinder key lock 102, and shake according to the rotation of this rotor 117, described catch gear 101 becomes on the other end that is attached at linkage part 121 structurally that can switch the action of locking state and non-locking state according to shaking of described linkage part 121.

Therefore, from the operating effort of cylinder key lock 102 by shaking of linkage part 121 to catch gear 101 side transmission, can reduce the part number and just constitute operating effort transferring structure between cylinder key lock 102 and the catch gear 101 simply, and in the operation of cylinder key lock 102, can obtain the appropriateness sense, can improve its commodity.

And because cylinder key lock 102 near bogie car is configured in the place ahead of 16 measuring instrument 112, is locked 102 operation so the vehicle driver can carry out cylinder key easily.

Linkage part 121 is thrown off action to the engaging that the rotating operation of cylinder key lock 102 is transformed into described catch gear 101 straight lines, and making the operation of the cylinder key lock 102 that catch gear 101 moves is failure-freies, can improve the appropriateness sense of operating.

Catch gear 101 possesses: locking pin 104, and it is being connected 16 with bogie car and is doing with the enterprising action of the direction of the orthogonal axe of steering shaft 103, can be fastened on the described steering shaft 103 and can insert and throw off; Spring 108, its described locking pin 104 is pressured to removing a side that engages with described steering shaft 103; Cam 111, its from the opposite side contacts of described steering shaft 103 on described locking pin 104, and can around with the rotational of the orthogonal axe of this locking pin 104, wherein, owing to be inserted in and be arranged at that the connecting pin 123 in the slotted hole 122 is to be fixed on the eccentric position of cam 111 on linkage part 121 the other end, so, make catch gear 101 with few simple structure of part number, and improved the appropriateness sense of operation more.

Because catch gear 101 is to be configured in bogie car the place ahead of 16, so, can effectively apply flexibly bogie car the space in 16 the place aheads is disposed catch gear 101.

Because the operation according to cylinder key lock 102 is rotated, and making for described catch gear 101 is action components 176 that the seat catch gear of the catch gear established in addition moves, with described linkage part 121 is to utilize common bolster 120 to support, so, can drive bogie car to the operation of the catch gear 101 of usefulness and seat catch gear by cylinder key lock 102, and owing to cylinder key lock 102 is to be configured in the place ahead of the propons 15a on the front fork 15 and is the place, top, be bearing on the head pipe 17, so, even bogie car carries out steering operation to 16, also can not influence catch gear ground, seat bogie car is driven the operation by cylinder key lock 102 of the catch gear 101 of usefulness and seat catch gear.

Be attached at the cable 178 on the described seat catch gear, the cylinder key lock 102 of the locking of playing locking of switching handlebar and seat locking and this union switch function of non-locking, do not influence bogie car 16 and front fork 15 the place ahead still difficulty so far of being configured in described propons 15a with turning to, but as described above, utilizing common bolster 120 to support rotating action component 176 and linkage part 121 that the seat catch gear is moved according to the operation of cylinder key lock 102, is cylinder key lock 102 the place aheads that are configured in propons 15a of playing the union switch function possible.

The anterior rake BF that is installed in the V-type engine E on the vehicle frame F has cylinder block 29F and the cylinder head 30F that cylinder-bore axis leans forward, right side at the crankcase 28 of this driving engine E is combined with variable-speed motor housing 48, it accommodates the stepless speed changer M that constitutes power unit P with driving engine E, upstream extremity is connected the freeing pipe 94 on the cylinder head 30F of the cylinder-bore axis that leans forward, rearward extend below by power unit P, recess 98 is accommodated in setting below the diapire 48a of variable-speed motor housing 48, and it accommodates the top of freeing pipe 94 at least.

Therefore, can freeing pipe 94 more near power unit P be configured in the top, like this, just guarantee that minimum terrain clearance altitude ground is configured in more lower position place, the low center of gravityization that can seek the small size automatic two-wheel cycle of low bottom vehicle to driving engine E.

Driving engine E is connected freeing pipe 95 on the cylinder head 30R rear side that rear portion rake BR possesses, crooked and form on the rear of main support axle 67 and freeing pipe 94 ground, variable-speed motor housing 48 rear portions of diving from the left side of crankcase 28 side by side, and this main support axle 67 is to be configured in to support main support 68 with cooresponding position, the rear portion of power unit P and can rotate, and this freeing pipe 94 is that the below by power unit P is connected on the cylinder head 30F of anterior rake BF.Like this, just can guarantee that the configuration space of the freeing pipe 95 that guarantee at rake BR rear, rear portion is smaller, can also on other purposes, effectively utilize the space at rake BR rear, rear portion.Owing to can above the lowest part of driving engine E, pass through freeing pipe 95, so guarantee minimum terrain clearance altitude easily, the low center of gravityization that can seek small size automatic two-wheel cycle.

Figure 13 is the lateral plan of second embodiment of the invention small size automatic two-wheel cycle, Figure 14 is the vertical profile lateral plan that the front portion of automatic two-wheeled cycle is amplified expression, illustrate only paying identical reference marks, and omit its detailed explanation with the cooresponding part of described first embodiment place.

The vehicle frame F of this small size automatic two-wheel cycle is identical structure with described first embodiment's, is equipped with on this vehicle frame F by four-stroke driving engine EB with the output of this driving engine EB to carry out the power unit PB that the stepless speed changer M of speed change is constituted, and drives trailing wheel WR.Described driving engine EB for example is the single air cylinder structure of water-cooled, and it has: crankcase 28; Cylinder block 29, it has the cylinder-bore axis of extension up and down and forwards extends from crankcase 28; Cylinder head 30, it is combined on the cylinder block 29 at the opposition side with crankcase 28; Cylinder-cover jacket 31, it is combined on the top of cylinder head 30.

In the place ahead of cylinder block 29, the upper support of crankcase 28 is on the first driving engine suspension apparatus 32 that is provided with on the preceding half rake 20a of described two persons in charge 20 near down pipe 18 rear ends of vehicle frame F.The front side lower support of crankcase 28 is being integrally formed on the second driving engine suspension apparatus 33 of being responsible for 20 front ends.At the rear portion that is incorporated into the variable-speed motor housing 48 on the crankcase 28, be provided with a pair of carriage 66 that extends upward, it is bearing on the person in charge 20 the rearward end.Cross pipe 71 is erected at two and is responsible between 20 the curve 20c, and this cross pipe 71 be arranged on buffering on swing arm 60 front portions with carriage 60c between, be provided with posterior bumper 72, it has the axis in the front and back extension.

The downstream end of throttle valve body 74 is connected on the front side side of cylinder head 30.Two down pipes, 18 ground of crossing over vehicle frame F dispose Fuel Tank 90B, are configured in driving engine EB the place ahead and are the airfilter 76B of described Fuel Tank 90B below, are connected on the upstream extremity of throttle valve body 74, and fuel injection valve 77 is installed on the throttle valve body 74.

Airfilter 76B is housed in the filter case 148 by fil device 149 and constitutes.Filter case 148, bowl-shape first housing parts of opening by rear side 150, second housing parts of opening with front side 151, fil device 149 is clipped between the edge part of two housings parts 150,151 in conjunction with and constitute, in filter case 148, be divided into the not decontamination chamber 151 in the place ahead and the decontamination chamber 152 at rear by fil device 149.

The outside atmosphere ingress pipe 154 that is communicated with decontamination chamber 151 not is arranged on first housing parts 150, its the place ahead from airfilter 76B imports outside atmosphere, by second housing parts 151 its downstream end is connected aspirate tube 155 on throttle valve body 74 upstream extremities, is housed in the decontamination chamber 153.

Lower front at first housing parts 150 of described airfilter 76B, dispose the radiator 91 that cools off usefulness by the warmed-up engine cooling water of watercooled engine EB, it also is the anterior position at this driving engine EB, and Fuel Tank 90B, airfilter 76B and radiator 91 are configured in the place ahead that the foot that is formed by car body cover 125 passes through space 135.

Bottom at first housing parts 150 of filter case 148 parts that constitute described airfilter 76B, be wholely set the deflector shield 156 of handlebar from walking wind direction radiator 91 guiding in the place ahead, this deflector shield 156 has a down dip after radiator 91 side direction from the front end bottom of filter case 148 and tiltedly extends.

Rearward the upstream extremity of the freeing pipe 95 of Yan Shening is connected on the rear side of cylinder head 30 of driving engine EB, and the downstream end of this freeing pipe 95 is attached on the exhaust gas silencer 97 that is configured in trailing wheel WR right side.

The head pipe 17 of vehicle frame F front end is provided with catch gear 101, its changeable bogie car is 16 locking state and non-locking state, this catch gear 101 and first embodiment are similarly, linkage part 121 shakes action by the operation that is configured in the cylinder key lock 102 that leaves catch gear 101 positions, switches bogie car like this 16 locking state and non-locking state.

Below by bus with seat 133, dispose object keeping box 140, its upper end open portion can close with base plate 141 places at seat 133 by bus at this with opening and closing and close, the diapire 140a of this object keeping box 140 go up to be provided with accommodate posterior bumper 72 accommodate recess 142, the central axis of posterior bumper 72 is positioned at the top position below the described diapire 140a.

According to this second embodiment, with first embodiment similarly obtaining the space of being responsible for 20 belows bigger, increase the degree of freedom of driving engine EB shape, simultaneously, owing to can also make the curve 20c that is responsible in the middle of 20 greatlyyer, so can seek the optimization of road-holding property, come driving engine EB is bearing on the person in charge 20 by the part of rigidity grow with the binding of down pipe 18, can and be bearing on the vehicle frame F reliably driving engine EB high efficiency.

Can avoid the interference with posterior bumper 72, the diapire 140a of object keeping box 140 is set in lower position, guarantee the capacity of accommodating that object keeping box 140 is big.

Deflector shield 156 to the radiator 91 sides extension that is configured in driving engine EB the place ahead, because connecting, one is arranged on the filter case 148 of airfilter 76B, so, when reducing the part number, can come cooling radiator 91 to walking wind to radiator 91 side channeling conducts effectively.

And foot is the rears that are configured in Fuel Tank 90B, airfilter 76B and radiator 91 by space 135, so in small size automatic two-wheel cycle, can guarantee the capacity of Fuel Tank 90B and airfilter 76B, simultaneously, rear at radiator 91 does not dispose bulky parts, can more bring the wind effect of deflector shield 156 into play.

With described first embodiment similarly, can reduce the part number and just constitute operating effort transferring structure between cylinder key lock 102 and the catch gear 101 simply, and in the operation of cylinder key lock 102, can obtain the appropriateness sense, can improve its commodity, make the operation of cylinder key lock 102 of catch gear 101 action reliable, when improving the sense of operation appropriateness more, can also just constitute catch gear 101 simply with few part number, and improve the appropriateness sense of operation more.And can effectively apply flexibly bogie car the space in 16 the place aheads is disposed catch gear 101, utilize the operation of cylinder key lock 102 can drive bogie car the catch gear 101 of usefulness and seat catch gear, even bogie car carries out steering operation to 16, also can not influence catch gear ground, seat bogie car is driven the operation by cylinder key lock 102 of the catch gear 101 of usefulness and seat catch gear.

Embodiments of the invention more than have been described, but the present invention is not limited to described embodiment,, can carries out various design modifications not breaking away from described in the patent claimed range under the situation of the present invention.

Claims

1, a kind of key switch device of vehicle, its bogie car leaves configuration mutually to the locking state of (16) and non-locking state catch gear (101) that can switch and the cylinder key lock (102) that the blocked operation masterpiece is used on this catch gear (101), it is characterized in that, an end of linkage part (121) is attached on the rotor (117) of described cylinder key lock (102), and shake according to the rotation of this rotor (117), described catch gear (101) becomes on the other end that is attached at described linkage part (121) structurally that can switch the action of locking state and non-locking state according to shaking of described linkage part (121), Fuel Tank is set at head pipe rear, described catch gear is set on the pipe, and described cylinder key lock is set at and is played the effect that can change described catch gear by the place ahead of the described bogie car handle of described piping support.

2, the key switch device of vehicle as claimed in claim 1 is characterized in that, described cylinder key lock (102) bogie car the place ahead of (16) is configured in measuring instrument (112) near.

3, the key switch device of vehicle as claimed in claim 1 is characterized in that, the rotating operation that described linkage part (121) is locked (102) to described cylinder key is transformed into the straight line engaging of described catch gear (101) and throws off action.

4, the key switch device of vehicle as claimed in claim 3, it is characterized in that, described catch gear (101) comprising: locking pin (104), it is being done the enterprising action of the direction of steering shaft (103) orthogonal axe on (16) with being connected bogie car, and can be fastened on the described steering shaft (103) with plugging; Spring (108), its described locking pin (104) is pressured with the side that described steering shaft (103) engages to removing it; Cam (110), its with respect to described steering shaft (103) be from an opposite side contacts on described locking pin (104), and can around with the rotational of the orthogonal axe of this locking pin (104), be inserted in the interior connecting pin (123) of slotted hole (122) that described linkage part (121) the other end is provided with, be fixed on the eccentric position of described cam (110).

5, the key switch device of vehicle as claimed in claim 1 is characterized in that, described catch gear (101) is configured in and can turns to twelve Earthly Branches to forward the place ahead of managing (17) to the head of handlebar (16).

6, the key switch device of vehicle as claimed in claim 1, it is characterized in that, the rotation that utilization is produced by the described cylinder key lock of operation (102), making with respect to described catch gear (101) is the action component (176) that the catch gear established in addition moves, and is to be supported by common bolster (120) with described linkage part (121).

7, the key switch device of vehicle as claimed in claim 6, it is characterized in that, described cylinder key lock (102) is installed in and can supports described bogie car on the head pipe (17) of (16) with turning to, is that the catch gear of establishing in addition is to switch the seat catch gear of using seat (133) locking and non-locking state by bus with respect to described catch gear (101).