CN100415589C - Pedal type scooter - Google Patents
Pedal type scooter Download PDFInfo
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- CN100415589C CN100415589C CNB200610068041XA CN200610068041A CN100415589C CN 100415589 C CN100415589 C CN 100415589C CN B200610068041X A CNB200610068041X A CN B200610068041XA CN 200610068041 A CN200610068041 A CN 200610068041A CN 100415589 C CN100415589 C CN 100415589C
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Abstract
The present invention provides a scooter type vehicle capable of forming a floor of a flat, low floor type in which a foot placing space can be secured sufficiently while a sufficient vertical rigidity is secured. The scooter type vehicle is equipped with a left and a right side frame 13 having a down frame part 13a dangling at a head pipe 12 to bear a front fork 11 to bear the front wheels WF in such a way as capable of steering and a lower frame part 13b extended backward from the bottom of the down frame part 13a, a center frame 14 installed between the two side frames 13 in such a way as dangling in passing by the side frames 13, and a coupling frame 17 installed over the lower frame part 13b and reinforcing the center frame 14 and the side frames 13, wherein the coupling frame 17 is located under the floor 26.
Description
Technical field
The present invention relates to have the pedal type vehicle on the floor of low-floor type.
Technical background
For example, by patent documentation 1 known following pedal type vehicle, promptly, the following vehicle frame portion that the sidecar frame of pair of right and left has the decline vehicle frame portion that pipe from the beginning hangs down downwards and rearward extends from the lower end of this decline vehicle frame portion, be bonded on the following pipe that above-mentioned head is managed the pair of right and left of the below of going up and being configured in the both sides vehicle frame by front end, sidecar frame to pair of right and left is strengthened, and forms the floor in the both sides of the floor tunnel portion of the following vehicle frame portion of crossing over the both sides vehicle frame.
No. 3423487 communique of [patent documentation 1] Japanese Patent
But, in pedal type vehicle, when wanting to form the floor of the smooth low-floor type of having guaranteed legroom fully, as above-mentioned patent documentation 1 is disclosed, by following pipe from below strengthen the body construction of sidecar frame of pair of right and left, be difficult to make the position of the following vehicle frame portion in the sidecar frame to descend, wish that the exploitation one side guarantees that fully vertically rigidity, one side can form the new body construction on the floor of smooth low-floor type.
The present invention is exactly in view of relevant situation, is purpose so that a kind of pedal type vehicle to be provided, and this pedal type vehicle guarantees that simultaneously fully vertical rigidity, one side can form the floor of the smooth low-floor type of having guaranteed legroom fully.
Summary of the invention
In order to achieve the above object, the described invention of first technical scheme is in a kind of pedal type vehicle of the floor with low-floor type, it is characterized in that, have the sidecar frame of pair of right and left, central vehicle frame, link vehicle frame, the sidecar frame of this pair of right and left has from the decline vehicle frame portion that the head pipe that can turn to twelve Earthly Branches brought forward fork hangs down downwards and the following vehicle frame portion of rearward extending from the lower end of this decline vehicle frame portion, described front fork pivot suspension front-wheel; This central authorities' vehicle frame is hanging down downwards near by described sidecar frame from described pipe between the vehicle frame of both sides; This binding vehicle frame is configured in the top of described vehicle frame portion down and strengthens described central vehicle frame and both sides vehicle frame, and this binding vehicle frame is configured in the below on described floor.
In addition, the described invention of second technical scheme is on the basis of the formation of the described invention of first technical scheme, it is characterized in that described central vehicle frame forms the shape of cross section of the rectangle with horizontal length.
The described invention of the 3rd technical scheme is in a kind of pedal type vehicle of the floor with low-floor type, it is characterized in that, have the sidecar frame of pair of right and left and link vehicle frame, the sidecar frame of described pair of right and left has from the decline vehicle frame portion that the head pipe that can turn to twelve Earthly Branches brought forward fork hangs down downwards and the following vehicle frame portion of rearward extending from the lower end of this decline vehicle frame portion, described front fork pivot suspension front-wheel; Described binding vehicle frame has U word shape portion and support sector, this U word shape portion forms when overlooking and makes roughly U word shape of front end osed top, and rearward end and described both sides vehicle frame are linked, this support sector is attached on the vehicle frame of described both sides the close leading section Width central authorities of this U word shape portion, described binding vehicle frame be configured in described both sides vehicle frame following vehicle frame portion the top and below described floor.
The described invention of the 4th technical scheme is in a kind of pedal type vehicle of the floor with low-floor type, it is characterized in that, sidecar frame, the binding vehicle frame of pair of right and left, support strut, central vehicle frame with pair of right and left, the sidecar frame of this pair of right and left has from the decline vehicle frame portion that the head pipe that can turn to twelve Earthly Branches brought forward fork hangs down downwards and the following vehicle frame portion of rearward extending from the lower end of this decline vehicle frame portion, described front fork pivot suspension front-wheel; The binding vehicle frame of this pair of right and left is above comparing with the described down vehicle frame portion of both sides vehicle frame, and leading section links with described decline vehicle frame portion, and rearward end and the binding of described following vehicle frame portion; Described support strut links the described down between the vehicle frame portion of described both sides vehicle frame; Described central vehicle frame hangs down downwards by near the of described sidecar frame from described pipe between the vehicle frame of both sides, and the bottom is attached on the described support strut, and described binding vehicle frame is configured in the below on described floor.
The described invention of the 5th technical scheme is on the basis of the formation of the first or the 4th described invention of technical scheme, it is characterized in that, disposes radiator between the decline vehicle frame portion of described both sides vehicle frame and described central vehicle frame.
The described invention of the 6th technical scheme is on the basis of the formation of the described invention of the 5th technical scheme, it is characterized in that, is set at the lower position of comparing with the above-below direction center of described radiator above the described floor.
The described invention of the 7th technical scheme is on the basis of formation of each the described invention in first to the 6th technical scheme, it is characterized in that, described both sides vehicle frame has the vehicle frame of erecting portion respectively, this erects vehicle frame portion and links to each other with the rear end of following vehicle frame portion and erect upward at the rear on described floor, the vehicle body frame side pivot of connecting rod mechanism is configured in and described the place ahead of comparing later that erects vehicle frame portion, and this connecting rod mechanism is arranged between the vehicle body frame and power unit that comprises described head pipe, described both sides vehicle frame and described binding vehicle frame and constitute.
The described invention of the 8th technical scheme is on the basis of formation of each the described invention in first to the 7th technical scheme, it is characterized in that, to with the multiview drawing of the rotation axis plane orthogonal of described front-wheel on, in the imaginary circular arc that with the handle is center and the centre of gration that passes through described front-wheel, the power unit side pivot of configuration connecting rod mechanism, this handle is arranged on the end of the steering tiller that links with described front fork; This connecting rod mechanism is arranged between the vehicle body frame and power unit that comprises described head pipe, described both sides vehicle frame and described binding vehicle frame and constitute.
The described invention of the 9th technical scheme is on the basis of the formation of the described invention of first technical scheme, it is characterized in that, between the person in charge who hangs down from described pipe and described pipe corner plate is set, the upper end of the decline vehicle frame portion that described both sides vehicle frame is had engages with described head pipe and this two side of described corner plate.
Have, the described invention of the tenth technical scheme is on the basis of the formation of the described invention of the 9th technical scheme again, it is characterized in that, the top of described central vehicle frame and the described person in charge link.
The effect of invention
According to the described invention of first technical scheme, by with the set positions of the following vehicle frame portion of both sides vehicle frame below enough, will to the both sides vehicle frame and between the vehicle frame of both sides from the beginning the binding vehicle frame strengthened of the central vehicle frame that hangs down downwards of pipe be configured in described vehicle frame portion down above and below the floor, can form the smooth floor of having guaranteed legroom fully, seek to improve the convenience of use, and can seek to improve the vertical rigidity of vehicle body frame and the balance of torsional rigid.
In addition, according to the described invention of second technical scheme, the fore-and-aft direction of central vehicle frame that can one side easily guarantee to be configured in the place ahead on floor is provided with the rigidity that central vehicle frame is improved in space, one side.
According to the described invention of the 3rd technical scheme, the set positions of the following vehicle frame portion of both sides vehicle frame below enough, constituted by U word shape portion and support sector and to link vehicle frame, this bindings vehicle frame is configured in the top of described time vehicle frame portion and is the below on floor; This U word shape portion forms and makes roughly U word shape of front end osed top when overlooking, and rearward end and the binding of both sides vehicle frame; This support sector is attached at the Width central authorities of the close leading section of this U word shape portion on the vehicle frame of described both sides, in view of the above, can guarantee simultaneously that sufficient rigidity, one side form the smooth floor of having guaranteed legroom fully, seek to improve the convenience of use, and can adjust the torsional rigid of vehicle body frame.
According to the described invention of the 4th technical scheme, with the set positions of the following vehicle frame portion of both sides vehicle frame below enough, strut and binding vehicle frame are configured in the top of described vehicle frame portion down and below the floor, from the beginning this support strut is managed the central vehicle frame that hangs down downwards to the both sides vehicle frame with between the vehicle frame of both sides and strengthened with supporting; In view of the above, can form the smooth floor of having guaranteed legroom fully, seek to improve the convenience of use, and can seek to improve the vertical rigidity of vehicle body frame and the balance of torsional rigid.
According to the described invention of the 5th technical scheme, can simultaneously enlarge the space on smooth floor, the lower-upper length that one side increases radiator, increase the capacity of radiator, improve the cooling performance of driving engine.
According to the described invention of the 6th technical scheme, can be as far as possible with the set positions on floor at lower position, can seek to improve boarding.
According to the described invention of the 7th technical scheme, can the vehicle body frame side pivot that be arranged at the connecting rod mechanism between vehicle body frame and the power unit be configured in anterior position as far as possible, can seek the shorteningization of wheelspan.
According to the described invention of the 8th technical scheme, can be as far as possible the power unit side pivot of connecting rod mechanism be configured in anterior position, can seek the shorteningization of wheelspan.
According to the described invention of the 9th technical scheme, can improve the joint rigidity of a both sides vehicle frame and a pipe.
According to the described invention of the tenth technical scheme, can improve the top rigidity of central vehicle frame.
Description of drawings
Fig. 1 is the lateral plan of the pedal type vehicle of first embodiment.
Fig. 2 is the lateral plan of vehicle body frame.
Fig. 3 be Fig. 23 to looking birds-eye view.
Fig. 4 be Fig. 24 to looking front view.
Fig. 5 is the vertical profile lateral plan of the formation of expression connecting rod mechanism.
Fig. 6 is the lateral plan of the pedal type vehicle of second embodiment.
Fig. 7 is the lateral plan of vehicle body frame.
Fig. 8 be Fig. 78 to looking birds-eye view.
Fig. 9 be Fig. 79 to looking front view.
Figure 10 is the lateral plan of the formation of expression connecting rod mechanism.
The specific embodiment
Below, the embodiments of the invention shown in illustrate embodiments of the present invention with reference to the accompanying drawings.
Fig. 1-Fig. 5 is the expression first embodiment of the present invention, and Fig. 1 is the lateral plan of pedal type vehicle, and Fig. 2 is the lateral plan of vehicle body frame, Fig. 3 be Fig. 23 to looking birds-eye view, Fig. 4 be Fig. 24 to looking front view, Fig. 5 is the vertical profile lateral plan of the formation of expression connecting rod mechanism.
At first, in Fig. 1, on the head pipe 12 of the front end of the vehicle body frame FA that pedal type vehicle had on floor 26 with low-floor type, can support front fork 11 with turning to, this front fork 11 pivot suspension front-wheel WF, the two ends of the shaft-like steering tiller 21 that links to each other on the top with front fork 11 are provided with handle 22 respectively.In addition, carry out speed change and the front portion of the power unit P that constitutes to the change-speed box M that trailing wheel WR transmits by driving engine E with to power from this driving engine E, can be bearing on the vehicle body frame FA by connecting rod mechanism 42 with swinging up and down, above-mentioned trailing wheel WR is by the rear support of power unit P, between the rear portion of the rear portion of vehicle body frame FA and power unit P back damper unit 23 is set.
Vehicle body frame FA has: above-mentioned head pipe 12; Leading section is managed the sidecar frame 13 of 12 pair of right and left that engage with this At both sides vehicle frame 13 ... between from above-mentioned head pipe 12 by sidecar frame 13 ... the front portion near the central vehicle frame 14 that hangs down downwards; From above-mentioned head pipe 12 persons in charge that hang down 15; Link both sides vehicle frame 13 ... the front portion between, and the front frame crossbeam 16 that the above-mentioned person in charge's 15 lower end is engaged; Be configured in the below on above-mentioned floor 26, to above-mentioned central vehicle frame 14 and both sides vehicle frame 13 ... the binding vehicle frame of strengthening 17; Be installed in both sides vehicle frame 13 ... on the Rear secondary frame for vehicle 18 of pair of right and left Link both sides vehicle frame 13 ... the rear end between rear portion cross member of frame 19.
Vehicle body frame FA is synthesized resinous vehicle body cover 24 and covers, and this vehicle body cover 24 has: the leg shield 25 that covers shank the place ahead of driver; The floor 26 that links to each other with the bottom of leg shield 25 for the pin that carries the driver; Link to each other with floor 26, cover the side cover 27 of body tail from both sides, on side cover 27, be provided with double seat by bus with seat 30, should be by bus with seat 30 from can cover containing box 28 with opening and closing and be configured in the Fuel Tank 29 at the rear of this containing box 28.
In Fig. 2-Fig. 4, sidecar frame 13 has the decline vehicle frame 13a of portion, the following 13b of vehicle frame portion integratedly, erects the 13c of vehicle frame portion, the 13d of seat rail portion, is to be formed by the moulding of mono-canal curvature, and from the beginning this decline vehicle frame 13a of portion manages 12 and hang down downwards; This time vehicle frame 13b of portion links to each other with the lower end of this decline vehicle frame 13a of portion and rearward extends below floor 26; This erects the 13c of vehicle frame portion and links to each other with the rear end of the following vehicle frame 13b of portion and erect upward at the rear on above-mentioned floor 26; The 13d of this seat rail portion uses seat 30 by bus in order to support, and rearward extends from the upper end that erects the 13c of vehicle frame portion.
The above-mentioned 13b of vehicle frame portion down is made of horizontal component 13ba and sloping portion 13bb, and this horizontal component 13ba rearward extends on approximate horizontal ground from the lower end of the decline vehicle frame 13a of portion, and this sloping portion 13bb tilts to the back upper place from the rear end of this horizontal component 13ba.
Above-mentioned binding vehicle frame 17 be configured in both sides vehicle frame 13 the following vehicle frame 13b of portion the top and below floor 26, constitute by U word shape portion 32 and support sector 33, this U word shape portion 32 forms when overlooking front end osed top U word shape roughly, and rearward end links to each other with the sloping portion 13bb of the following vehicle frame 13b of portion of above-mentioned both sides vehicle frame 13, this support sector 33 links the decline vehicle frame 13a of portion of and the above-mentioned both sides vehicle frame 13 central by Width of the leading section of this U word shape portion 32 and the portion of setting that is connected of the following 13b of vehicle frame portion, in this embodiment, U word shape portion 32 is by the mono-bending pipes littler than sidecar frame 13 diameters formed, and, by the duct member 34 of pair of right and left, 34 support sectors 33 that constitute are attached at two positions of the close Width central authorities of leading section of U word shape portion 32 the decline vehicle frame 13a of portion and descend the connection of the 13b of vehicle frame portion that portion is set.
So when side-looking, the following vehicle frame 13b of portion of sidecar frame 13 and littler and be configured in down the U word shape portion 32 of the top of the 13b of vehicle frame portion than sidecar frame 13 diameters is in over the ground configuration side by side up and down below floor 26.
Central authorities' vehicle frame 14 has the shape of cross section of the rectangle of the width W 1 (with reference to Fig. 4) that the makes the overall width direction horizontal length bigger than the width W 2 (with reference to Fig. 2) of fore-and-aft direction, can be to constitute by the barrel-contoured pipe in side, and also can be casting.The lower end that makes top be attached at the central vehicle frame 14 on the person in charge 15 engages with the leading section Width central authorities of the U word shape portion 32 of above-mentioned binding vehicle frame 17.So, when side-looking, the decline vehicle frame 13a of portion of sidecar frame 13 and central vehicle frame 14 on the floor the place ahead of 26 in couples before and after configuration side by side, this central authorities' vehicle frame 14 looks like when side-looking than the little tubing of the decline vehicle frame 13a of portion diameter.
At above-mentioned both sides vehicle frame 13 ... on, at least a portion is installed to be configured in and to erect the 13c of vehicle frame portion ... the Rear secondary frame for vehicle 18 of pair of right and left at rear ... in the present embodiment, Rear secondary frame for vehicle 18 be configured in sidecar frame 13 the following vehicle frame 13b of portion the below and be at the rear that erects the 13c of vehicle frame portion, the front end of Rear secondary frame for vehicle 18 is in the place ahead of comparing with the junction surface of the U word shape portion 32 that links vehicle frame 17, engage with the front end back of the sloping portion 13bb of the following vehicle frame 13b of portion, the rear end of Rear secondary frame for vehicle 18 engaged with the following of forward portion of the 13d of seat rail portion of sidecar frame 13.
And, two Rear secondary frame for vehicle 18 ... the pars intermedia bending, near sidecar frame 13 ... the 13c of the vehicle frame portion that erects ... side is below this curve, at both sides vehicle frame 13 ... and two Rear secondary frame for vehicle 18 ... between pivot plate 36 is set respectively ...
Rear secondary frame for vehicle 18 is by constituting than the little tubing of sidecar frame 13 diameters, when side-looking, the following vehicle frame 13b of portion of sidecar frame 13 and erect the 13c of vehicle frame portion and the Rear secondary frame for vehicle 18 that constitutes by the little tubing of diameter below floor 26 and the configuration side by side in couples of rear.
Express as Fig. 1, between the decline vehicle frame 13a of portion and above-mentioned central vehicle frame 14 of above-mentioned both sides vehicle frame 13, dispose radiator 37, be set at the lower position of the above-below direction center CP of radiator 37 above the above-mentioned floor 26.
Express as Fig. 4, on the strut 39,39 of pair of right and left, the strut 39,39 of this pair of right and left is arranged on the front frame crossbeam 16 hold-down arm 38,38 of pair of right and left on top that is arranged on radiator 37 by resilient mounting.In addition; be engaged with both sides vehicle frame 13 from the two ends, the left and right sides of the protective tube 40 of front side radiator cover 37 bottoms ... the decline vehicle frame 13a of portion ... the front, lower end, the lower central of radiator 37 at resilient mounting on the strut 41 of the central portion of this protective tube 40.
In the lump with reference to Fig. 5, the connection that stay bearing plate 43 rearward is fixed on the following vehicle frame 13b of portion of sidecar frame 13 highlightedly and erects the 13c of vehicle frame portion is provided with in the portion, in the bottom of the driving engine E of power unit P carriage 44 is set.
And connecting rod mechanism 42 has: by the first connecting rod arm 46 of the pair of right and left of vehicle body frame side pivot 45 rotatably supports on above-mentioned pivot plate 36; Be attached at the second connecting rod arm 48 on the other end of first connecting rod arm 46 rotationally by connection shaft 47 1 ends; Be fixed on the other end of second connecting rod arm 48, and be rotatably supported in the power unit side pivot 49 on the carriage 44; One end is attached on the power unit side pivot 49, extends upward and pars intermedia is rotatably supported in restricted arm 51 on the stay bearing plate 43 by pivot 50; Be installed in the elastomeric element 52 on the other end of this restricted arm 51, the rotation of restricted arm 51 is limited between the following position, that is, the position of back, the bottom Elastic Contact of the 13c of the vehicle frame portion that erects of above-mentioned elastomeric element 52 and sidecar frame 13 and above-mentioned elastomeric element 52 are from the place ahead and the position that is arranged on the restriction board 43a Elastic Contact on the above-mentioned stay bearing plate 43.
And, the vehicle body frame side pivot 45 of aforementioned link mechanism 42 is configured in the place ahead compared later with the 13c of the vehicle frame portion that erects of sidecar frame 13, above-mentioned power unit side pivot 49 as shown in Figure 1, to with the multiview drawing of the rotation axis plane orthogonal of front-wheel WF on, being configured in above-mentioned handle 22 is the center, in the imaginary circular arc C of the centre of gration by front-wheel WF.
Then, effect that should first embodiment describes, because vehicle body frame FA has the sidecar frame 13 of pair of right and left ..., central vehicle frame 14, link vehicle frame 17, the sidecar frame 13 of this pair of right and left ... has the following vehicle frame 13b of portion that from the beginning manages the 12 decline vehicle frame 13a of portion that hang down downwards and rearward extend respectively from the lower end of this decline vehicle frame 13a of portion; This central authorities' vehicle frame 14 is at both sides vehicle frame 13 ... between from the beginning manage 12 and hang down downwards; This binding vehicle frame 17 is configured in down the 13b of vehicle frame portion ... the top and strengthen central vehicle frame 14 and both sides vehicle frame 13 ... this binding vehicle frame 17 is configured in the below on the floor 26 of low-floor type, so pass through with both sides vehicle frame 13 ... the following vehicle frame 13b of portion ... set positions below enough, will be to both sides vehicle frame 13 ... and at both sides vehicle frame 13 ... between from the beginning manage the binding vehicle frame 17 that the 12 central vehicle frames 14 that hang down strengthen downwards and be configured in down the 13b of vehicle frame portion ... the top and below floor 26, just can form the smooth floor 26 of having guaranteed legroom fully, seek to improve the convenience of use, and, can seek to improve the vertical rigidity of vehicle body frame FA and the balance of torsional rigid.
In addition, effect like this, not merely can realize, by constituting sidecar frame 13 by binding vehicle frame 17 with U word shape portion 32 and support sector 33 ... the following vehicle frame 13b of portion ... rear portion and the decline vehicle frame 13a of portion ... between linearity ground links in generally horizontal plane binding vehicle frame also can realize.
And, because central vehicle frame 14 has the shape of cross section of the rectangle of horizontal length, thus can one side easily guarantee to be configured in floor 26 the place ahead central vehicle frame 14 fore-and-aft direction the space is set, one side can improve the rigidity of central vehicle frame 14.
In addition, link vehicle frame 17U and have word shape portion 32 and support sector 33, this U word shape portion 32 is formed and makes roughly U word shape of front end osed top when overlooking, rearward end is attached on the both sides vehicle frame 13 simultaneously, this support sector 33 is attached at the leading section of this U word shape portion 32 on the sidecar frame 13 near Width central authorities, can simultaneously guarantee sufficient rigidity, and one side forms the smooth floor 26 of having guaranteed legroom fully, seek to improve easy to use, and can adjust the torsional rigid of vehicle body frame FA.
In addition, even having omitted central vehicle frame 14, such effect also can realize.
In addition, corner plate 31 is set from the beginning managing between 12 persons in charge that hang down 15 and the head pipe 12, both engage the upper end of the decline vehicle frame 13a of portion that both sides vehicle frame 13 is had and head pipe 12 and corner plate 31, in view of the above, can improve the joint rigidity of both sides vehicle frame 13 and head pipe 12, because the top of central vehicle frame 14 links with the person in charge 15, so can improve the top rigidity of central vehicle frame 14.
And sidecar frame 13 has the decline vehicle frame 13a of portion, the following 13b of vehicle frame portion integratedly, erects the 13c of vehicle frame portion, the 13d of seat rail portion, is respectively to be formed by the mono-canal curvature, and from the beginning this decline vehicle frame 13a of portion manages 12 and hang down downwards; This time vehicle frame 13b of portion links to each other with the lower end of this decline vehicle frame 13a of portion and the below by floor 26, rearward extends; This erects that the 13c of vehicle frame portion links to each other with the rear end of the following vehicle frame 13b of portion and 26 rear erects upward on the floor; The 13d of this seat rail portion rearward extends from the upper end that erects the 13c of vehicle frame portion, can reduce the part kind, and can seek to reduce the assembling man-hour of vehicle body frame FA.
Have again, because sidecar frame 13 and central vehicle frame 14 littler than sidecar frame 13 diameters, that offside vehicle frame 13 is strengthened, dispose side by side with the U word shape portion 32 and the Rear secondary frame for vehicle 18 that link vehicle frame 17, when making side-looking the place ahead on floor 26, below and the rear paired, so can constitute the vehicle body frame FA of light weight and high rigidity.
In addition, at both sides vehicle frame 13 ... the decline vehicle frame 13a of portion ... and configuration radiator 37 between the central vehicle frame 14, one side has enlarged the space on smooth floor 26, and one side has enlarged the lower-upper length of radiator 37, increase the capacity of radiator 37, can improve the cooling performance of driving engine E.On this basis because floor 26 above be set at the lower position of comparing with the above-below direction center CP of radiator 37, so can be as far as possible with the set positions on floor 26 at lower position, can seek to improve boarding.
Have again, at both sides vehicle frame 13 ... on at least a portion is installed is configured in and erects the 13c of vehicle frame portion ... the Rear secondary frame for vehicle 18 of pair of right and left at rear ... owing to be arranged at both sides vehicle frame 13 ... and two Rear secondary frame for vehicle 18 ... between pivot plate 36 ... on, supporting the vehicle body frame side pivot 45 of the connecting rod mechanism 42 that is arranged between vehicle body frame FA and the power unit P, so can simultaneously avoid the maximization of sidecar frame 13, one side can improve the rigidity around the vehicle body frame side pivot 45, by avoiding the maximization of sidecar frame 13, can enlarge the rear space on floor 26.
And, because the vehicle body frame side pivot 45 of aforementioned link mechanism 42 is configured in and the place ahead compared later that erects the 13c of vehicle frame portion,, can seek the shorteningization of wheelspan so the vehicle body frame side pivot 45 of connecting rod mechanism 42 can be configured in anterior position as far as possible.
In addition, because two Rear secondary frame for vehicle 18 ... pars intermedia be bent, make it near above-mentioned both sides vehicle frame 13 ... the 13c of the vehicle frame portion that erects ... side, so can simultaneously avoid power unit P and Rear secondary frame for vehicle 18 ... interference, one side can be with power unit P ... be configured in front side, make further shortening wheelspan become possibility.
Have again, to with the multiview drawing of the rotation axis plane orthogonal of front-wheel WF on, in the imaginary circular arc C that with handle 22 is center, the centre of gration that passes through front-wheel WF, the power unit side pivot 49 of configuration connecting rod mechanism 42, in view of the above, the power unit side pivot 49 of connecting rod mechanism 42 can be configured in anterior position as far as possible, further seek the shorteningization of wheelbase.
Fig. 6-Figure 10 represents the second embodiment of the present invention, and Fig. 6 is the lateral plan of pedal type vehicle, and Fig. 7 is the lateral plan of vehicle body frame, Fig. 8 be Fig. 78 to looking birds-eye view, Fig. 9 be Fig. 79 to looking front view, Figure 10 is the lateral plan of the formation of expression connecting rod mechanism.
In addition, when explanation second embodiment, part corresponding to those in the first embodiment is paid identical reference marks, only illustrate, omit detailed explanation.
At first, in Fig. 6, on the vehicle body frame FB that pedal type vehicle had on floor 26 with low-floor type, the front portion that can support the power unit P that is made of driving engine E and change-speed box M by connecting rod mechanism 72 is provided with back damper unit 23 with swinging up and down between the rear portion of the rear portion of vehicle body frame FB and power unit P.
With reference to Fig. 7-Fig. 9, vehicle body frame FB has in the lump: above-mentioned head pipe 12; Leading section is managed the sidecar frame 53 of 12 pair of right and left that engage with this Constitute and at both sides vehicle frame 53 by tubing ... between, from above-mentioned head pipe 12 by sidecar frame 53 ... anterior near, the central vehicle frame 54 that hangs down downwards; Below floor 26 that vehicle body cover 24 is had, extend forwards, backwards and both ends and above-mentioned both sides vehicle frame 53 ... the binding vehicle frame 55 that links Be configured in two and link vehicle frame 55 ... the below, link above-mentioned both sides vehicle frame 53 ... between and linking the support strut 56 of the bottom of above-mentioned central vehicle frame 54; Link both sides vehicle frame 53 ... the front portion between and front frame crossbeam 57 that the lower end of lower gusset 62 is engaged; Link both sides vehicle frame 53 ... pars intermedia between the first pars intermedia cross member of frame 58; Rear, binding both sides vehicle frame 53 at the first pars intermedia cross member of frame 58 ... pars intermedia between the second pars intermedia cross member of frame 59; Link both sides vehicle frame 53 ... the rear end between rear portion cross member of frame 60; Be installed in both sides vehicle frame 53 ... on the Rear secondary frame for vehicle 61 of pair of right and left ...
Like this, front frame crossbeam 57 links both sides vehicle frame 53 ... the decline vehicle frame 53a of portion ... pars intermedia between, the first pars intermedia cross member of frame 58 links both sides vehicle frame 53 ... the 53c of the vehicle frame portion that erects ... top between, the second pars intermedia cross member of frame 60 links both sides vehicle frames 53 ... the pars intermedia of the 53d of seat rail portion between.
Both sides vehicle frame 53 ... the decline vehicle frame 53a of portion ... the upper end engage with head pipe 12, at these decline vehicle frames 53a of portion ... the enemy manage between the bottom and head pipe 12 of 12 bonding part, lower gusset 62 is set.In addition, at the two decline vehicle frame 53a of portion ... the enemy manage between the top and head pipe 12 of 12 bonding part, upper gusset 63 is set, the upper end of central vehicle frame 54 engages with this upper gusset 63.
The above-mentioned 53b of vehicle frame portion down is made of horizontal component 53ba and sloping portion 53bb, and this horizontal component 53ba rearward extends on approximate horizontal ground from the lower end of the decline vehicle frame 53a of portion; This sloping portion 53bb tilts to the back upper place from the rear end of this horizontal component 53ba.
Above-mentioned binding vehicle frame 55 is configured in the top compared with the following vehicle frame 53b of portion of sidecar frame 53 and below floor 26, extend forwards, backwards, the lower bond of the decline vehicle frame 53a of portion of front end and sidecar frame 53, the rear end engages with the sloping portion 53bb of the following vehicle frame 53b of portion of sidecar frame 53.
At above-mentioned both sides vehicle frame 53 ... on, at least a portion is installed to be configured in and to erect the 53c of vehicle frame portion ... the Rear secondary frame for vehicle 61 of pair of right and left at rear ... in the present embodiment, Rear secondary frame for vehicle 61 be configured in sidecar frame 53 the following vehicle frame 53b of portion the below and be at the rear that erects the 53c of vehicle frame portion, the front end of Rear secondary frame for vehicle 61 is in the place ahead of comparing with the junction surface of the rear end that links vehicle frame 55, engage with the front end back of the sloping portion 53bb of the following vehicle frame 53b of portion, the rear end of Rear secondary frame for vehicle 61 engaged with the following of front portion of sidecar frame 53 near the 53d of seat rail portion.
And, two Rear secondary frame for vehicle 61 ... the pars intermedia bending, make it near sidecar frame 53 ... the 53c of the vehicle frame portion that erects ... side is below this curve, at both sides vehicle frame 53 ... and two Rear secondary frame for vehicle 61 ... between pivot plate 64 is set respectively ...
Rear secondary frame for vehicle 61 is by constituting than the little tubing of sidecar frame 53 diameters, when side-looking, the following vehicle frame 53b of portion of sidecar frame 53 and erect the 53c of vehicle frame portion and the Rear secondary frame for vehicle 61 that constitutes by the little tubing of diameter below floor 26 and the rear paired, configuration side by side.
Express as Fig. 6, between the decline vehicle frame 53a of portion and above-mentioned central vehicle frame 54 of above-mentioned both sides vehicle frame 53, configuration radiator 37 is set at the lower position of comparing with the above-below direction center CP of radiator 37 above the above-mentioned floor 26.
Express as Fig. 9, on the strut 65,65 of pair of right and left, the strut 65,65 of this pair of right and left is arranged on the front frame crossbeam 57 hold-down arm 38,38 of pair of right and left on top that is arranged on radiator 37 by resilient mounting.In addition; be engaged with both sides vehicle frame 53 from the two ends, the left and right sides of the protective tube 40 of the bottom of front side radiator cover 37 ... the decline vehicle frame 53a of portion ... the front, lower end; on the strut 41 of the central portion of this protective tube 40, resilient mounting the lower central of radiator 37.
In the lump with reference to Figure 10, under the state in direct of travel the place ahead of two-wheeled motor vehicle, be provided with in the portion at the following vehicle frame 53b of portion of the sidecar frame 53 that is positioned at the left side and the connection that erects the 53c of vehicle frame portion, rearward fixing stay bearing plate 67 highlightedly, carriage 44 is being set in the bottom of the driving engine E of power unit P.
And, connecting rod mechanism 72 has first connecting rod arm 74, second connecting rod arm 76, power unit side pivot 77, arm 79 and the restricted arm 81 of pair of right and left, and the first connecting rod arm 74 of this pair of right and left passes through vehicle body frame side pivot 73 rotatably supports on above-mentioned pivot plate 64; This second connecting rod arm 76 is attached on the other end of two first connecting rod arms 74 rotationally by connection shaft 75 1 ends; This pivot 77 is fixed on the other end of second connecting rod arm 76 and is rotatably supported on the carriage 44; This arm 79 be arranged in two second connecting rod arms 76, in the foreign side that under the state in direct of travel the place ahead of two-wheeled motor vehicle, is positioned at the second connecting rod arm 76 in left side, and an end links by the end of connecting piece 78 with pars intermedia binding, the other end and the above-mentioned power unit side pivot 77 of second connecting rod arm 76; This restricted arm 81 is between the second connecting rod arm 76 and above-mentioned arm 79 in left side, one end and above-mentioned power unit side pivot 77 link, extend upward, and the other end is attached on the stay bearing plate 67 by pivot 80, the pars intermedia of restricted arm 81 links with above-mentioned stay bearing plate 67 by rubber bush 82 and connection shaft 83.
And, on restricted arm 81, be wholely set outstanding upward restriction teat 84, the recess 85 of accommodating this restriction teat 84 is arranged on the stay bearing plate 67, is that the rotation of the restricted arm 81 at center is limited in the scope that above-mentioned restriction teat 84 can move in above-mentioned recess 85 with the axis of pivot 80.
And, the vehicle body frame side pivot 73 of aforementioned link mechanism 72 is configured in the place ahead compared later with the 53c of the vehicle frame portion that erects of sidecar frame 53, above-mentioned power unit side pivot 77 as shown in Figure 6, to with the multiview drawing of the rotation axis plane orthogonal of front-wheel WF on, being configured in above-mentioned handle 22 is the center, in the imaginary circular arc C of the centre of gration by front-wheel WF.
Then, effect that should second embodiment describes, because vehicle body frame FB has: the sidecar frame 53 that has the pair of right and left of the following vehicle frame 53b of portion that from the beginning manages the 12 decline vehicle frame 53a of portion that hang down downwards and rearward extend from the lower end of this decline vehicle frame 53a of portion respectively At both sides vehicle frame 53 ... between, from the beginning manage the 12 central vehicle frames 54 that hang down downwards; With both sides vehicle frame 53 ... the above-mentioned down 53b of vehicle frame portion ... the top of comparing, leading section and the above-mentioned decline vehicle frame 53a of portion ... link and rearward end and the above-mentioned 53b of vehicle frame portion down ... the binding vehicle frame 55 of the pair of right and left that links Link both sides vehicle frame 53 ... the above-mentioned down 53b of vehicle frame portion ... between support strut 56; At both sides vehicle frame 53 ... between, from the beginning manage 12 by sidecar frame 53 ... neighbouringly hang down downwards, and the bottom is attached at the central vehicle frame 54 that supports on the strut 56, above-mentioned binding vehicle frame 55 ... be configured in the below on the floor 26 of low-floor type, so pass through with both sides vehicle frame 53 ... the following vehicle frame 53b of portion ... set positions below enough, will be to both sides vehicle frame 53 ... with at both sides vehicle frame 53 ... between from the beginning manage the support strut 56 that the 12 central vehicle frames 54 that hang down strengthen downwards and link vehicle frame 55 ... be configured in down the 53b of vehicle frame portion ... the top and below floor 26, can form the smooth floor 26 of having guaranteed legroom fully, seek to improve the convenience of use, and, can seek to improve the vertical rigidity of vehicle body frame FB and the balance of torsional rigid.
In addition, sidecar frame 53 has the decline vehicle frame 53a of portion, the following 53b of vehicle frame portion integratedly, erects the 53c of vehicle frame portion, the 53d of seat rail portion, is respectively to be formed by the mono-canal curvature, and from the beginning this decline vehicle frame 53a of portion manages 12 and hang down downwards; This time vehicle frame 53b of portion links to each other with the lower end of this decline vehicle frame 53a of portion and the below by floor 26, rearward extends; This erects that the 53c of vehicle frame portion links to each other with the rear end of the following vehicle frame 53b of portion and 26 rear erects upward on the floor; The 53d of this seat rail portion rearward extends from the upper end that erects the 53c of vehicle frame portion, can reduce the part kind, and can seek to reduce the assembling man-hour of vehicle body frame FB.
Have again, because sidecar frame 53 and the central vehicle frame 54 littler than sidecar frame 53 diameters, and the Rear secondary frame for vehicle 61 littler than sidecar frame 53 diameters dispose side by side, when making side-looking the place ahead on floor 26, below and the rear paired, so can constitute the vehicle body frame FB of light weight and high rigidity.
In addition, at both sides vehicle frame 53 ... the decline vehicle frame 53a of portion ... and configuration radiator 37 between the central vehicle frame 54, one side has enlarged the space on smooth floor 26, and one side has increased the lower-upper length of radiator 37, increase the capacity of radiator 37, can improve the cooling performance of driving engine E.On this basis because floor 26 above be set at the lower position of comparing with the above-below direction center CP of radiator 37, so the position on floor 26 can be set in lower position as far as possible, can seek to improve boarding.
Have again, because at both sides vehicle frame 53 ... on, at least a portion is installed to be configured in and to erect the 53c of vehicle frame portion ... the Rear secondary frame for vehicle 61 of pair of right and left at rear ... at both sides vehicle frame 53 ... and be arranged at two Rear secondary frame for vehicle 61 ... between pivot plate 64 ... on, supporting the vehicle body frame side pivot 73 of the connecting rod mechanism 72 that is arranged between vehicle body frame FB and the power unit P, so can simultaneously avoid the maximization of sidecar frame 53, one side improves the rigidity around the vehicle body frame side pivot 73, by avoiding the maximization of sidecar frame 53, can enlarge the rear space on floor 26.
And, because the vehicle body frame side pivot 73 of aforementioned link mechanism 72 is configured in and the place ahead compared later that erects the 53c of vehicle frame portion,, can seek the shorteningization of wheelspan so the vehicle body frame side pivot 73 of connecting rod mechanism 72 can be configured in anterior position as far as possible.
In addition, because two Rear secondary frame for vehicle 61 ... pars intermedia be bent, make it near above-mentioned both sides vehicle frame 53 ... the 53c of the vehicle frame portion that erects ... side, so can simultaneously avoid power unit P and Rear secondary frame for vehicle 61 ... interference, one side is with power unit P ... be configured in front side, make further shortening wheelspan become possibility.
Have again, to with the multiview drawing of the rotation axis plane orthogonal of front-wheel WF on, be the center with handle 22, in the imaginary circular arc C of the centre of gration by front-wheel WF, the power unit side pivot 77 of configuration connecting rod mechanism 72, in view of the above, the power unit side pivot 77 of connecting rod mechanism 72 can be configured in anterior position as far as possible, further seek the shorteningization of wheelspan.
Above, embodiments of the invention have been described, but the present invention is not limited only to the foregoing description, so long as do not break away from the above-mentioned the present invention of the scope of claim, just can carry out various design modifications.
Claims (10)
1. pedal type vehicle, it is a kind of pedal type vehicle with floor (26) of low-floor type, it is characterized in that, have the sidecar frame (13) of pair of right and left, central vehicle frame (14), link vehicle frame (17), the sidecar frame (13) of this pair of right and left has from decline vehicle frame portion (13a) that the head pipe (12) that can turn to twelve Earthly Branches brought forward fork (11) hangs down downwards and the following vehicle frame portion (13b) of rearward extending from the lower end of this decline vehicle frame portion (13a), described front fork (11) pivot suspension front-wheel (WF); Described central vehicle frame (14) is hanging down downwards near by described sidecar frame (13) from described head pipe (12) between the both sides vehicle frame (13); Described binding vehicle frame (17) is configured in the top of described vehicle frame portion (13b) down and strengthens described central vehicle frame (14) and both sides vehicle frame (13), and this binding vehicle frame (17) is configured in the below of described floor (26).
2. pedal type vehicle as claimed in claim 1 is characterized in that, described central vehicle frame (14) forms the shape of cross section of the rectangle with horizontal length.
3. pedal type vehicle, it is a kind of pedal type vehicle with floor (26) of low-floor type, it is characterized in that, have the sidecar frame (13) of pair of right and left and link vehicle frame (17), the sidecar frame (13) of described pair of right and left has from decline vehicle frame portion (13a) that the head pipe (12) that can turn to twelve Earthly Branches brought forward fork (11) hangs down downwards and the following vehicle frame portion (13b) of rearward extending from the lower end of this decline vehicle frame portion (13a), described front fork (11) pivot suspension front-wheel (WF); Described binding vehicle frame (17) has U word shape portion (32) and support sector (33), this U word shape portion (32) forms when overlooking and makes roughly U word shape of front end osed top, and rearward end and described both sides vehicle frames (13) are linked, this support sector (33) is attached on the described both sides vehicle frames (13) the close leading section Width central authorities of this U word shape portion (32), described binding vehicle frame (17) be configured in described both sides vehicle frames (13) following vehicle frame portion (13b) the top and be below in described floor (26).
4. pedal type vehicle, it is a kind of pedal type vehicle with floor (26) of low-floor type, it is characterized in that, sidecar frame (53), the binding vehicle frame (55) of pair of right and left, support strut (56), central vehicle frame (54) with pair of right and left, the sidecar frame (53) of described pair of right and left has from decline vehicle frame portion (53a) that the head pipe (12) that can turn to twelve Earthly Branches brought forward fork (11) hangs down downwards and the following vehicle frame portion (53b) of rearward extending from the lower end of this decline vehicle frame portion (53a), described front fork (11) pivot suspension front-wheel (WF); The binding vehicle frame (55) of described pair of right and left is in the top of comparing with the described vehicle frame portion (53b) down of both sides vehicle frame (53), and leading section and described decline vehicle frame portion (53a) link and rearward end and the binding of described vehicle frame portion (53b) down; Described support strut (56) links the described down between the vehicle frame portion (53b) of described both sides vehicle frames (53); Described central vehicle frame (54) is between the both sides vehicle frame (53), hang down downwards near by described sidecar frame (53) from described head pipe (12), and the bottom is attached on the described support strut (56), and described binding vehicle frame (55) is configured in the below of described floor (26).
5. as claim 1 or 4 described pedal type vehicles, it is characterized in that, between the decline vehicle frame portion (13a, 53a) of described both sides vehicle frame (13,53) and described central vehicle frame (14,54), dispose radiator (37).
6. pedal type vehicle as claimed in claim 5 is characterized in that, is set at the lower position of comparing with the above-below direction center of described radiator (37) above described floor (26).
7. as each the described pedal type vehicle in the claim 1 to 4, it is characterized in that, described both sides vehicle frame (13,53) has (13c of the vehicle frame of erecting portion respectively, 53c), this erects (the 13c of vehicle frame portion, 53c) with the following vehicle frame (13b of portion, rear end 53b) links to each other and erects upward at the rear of described floor (26), connecting rod mechanism (42,72) vehicle body frame side pivot (45,73) be configured in and the described (13c of vehicle frame portion that erects, the place ahead of comparing later 53c), this connecting rod mechanism (42,72) be arranged on vehicle body frame (FA, FB) and between the power unit (P), described vehicle body frame (FA, FB) comprise described head pipe (12), described both sides vehicle frame (13,53) and described binding vehicle frame (17,55) constitute.
8. as each the described pedal type vehicle in the claim 1 to 4, it is characterized in that, to with the multiview drawing of the rotation axis plane orthogonal of described front-wheel (WF) on, in the imaginary circular arc (C) that with handle (22) is center and the centre of gration that passes through described front-wheel (WF), the power unit side pivot (49,77) of configuration connecting rod mechanism (42,72), this handle (22) are arranged on the end of the steering tiller (21) that links with described front fork (11); This connecting rod mechanism (42,72) is arranged between the vehicle body frame (FA, FB) and power unit (P) that comprises described head pipe (12), described both sides vehicle frame (13,53) and described binding vehicle frame (17,55) and constitute.
9. pedal type vehicle as claimed in claim 1, it is characterized in that, between the person in charge (15) who hangs down from described head pipe (12) and described head pipe (12) corner plate (31) is set, the upper end of the decline vehicle frame portion (13a) that described both sides vehicle frames (13) are had engages with described head pipe (12) and this two side of described corner plate (31).
10. pedal type vehicle as claimed in claim 9 is characterized in that, the top of described central vehicle frame (14) and the described person in charge (15) link.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2005088500 | 2005-03-25 | ||
| JP2005088500 | 2005-03-25 | ||
| JP2005351929 | 2005-12-06 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1836964A CN1836964A (en) | 2006-09-27 |
| CN100415589C true CN100415589C (en) | 2008-09-03 |
Family
ID=37014513
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB200610068041XA Expired - Fee Related CN100415589C (en) | 2005-03-25 | 2006-03-24 | Pedal type scooter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100415589C (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102145725A (en) * | 2010-02-09 | 2011-08-10 | 莱州通商机械有限公司 | Electromobile frame and manufacturing method thereof |
| TWI557013B (en) * | 2015-12-09 | 2016-11-11 | Motor vehicle frame | |
| CN109334846A (en) * | 2018-10-19 | 2019-02-15 | 常州光阳摩托车有限公司 | A kind of frame of motorcycle |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0924877A (en) * | 1995-07-13 | 1997-01-28 | Yamaha Motor Co Ltd | Steering mechanism for motorcycle |
| CN1172050A (en) * | 1996-06-18 | 1998-02-04 | 本田技研工业株式会社 | Frame structure of small low saddle motorcycle |
| CN2284726Y (en) * | 1996-11-01 | 1998-06-24 | 三阳工业股份有限公司 | Frame of motor-cycle |
| CN1271670A (en) * | 1999-04-28 | 2000-11-01 | 本田技研工业株式会社 | Car body frame of small-sized motorcycle type vehicle |
| JP2001301677A (en) * | 2000-04-21 | 2001-10-31 | Yamaha Motor Co Ltd | Scooter type motorcycle |
| CN2494308Y (en) * | 2001-02-20 | 2002-06-05 | 海南新大洲摩托车股份有限公司 | Frame structure of pedal motorcycle |
-
2006
- 2006-03-24 CN CNB200610068041XA patent/CN100415589C/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0924877A (en) * | 1995-07-13 | 1997-01-28 | Yamaha Motor Co Ltd | Steering mechanism for motorcycle |
| CN1172050A (en) * | 1996-06-18 | 1998-02-04 | 本田技研工业株式会社 | Frame structure of small low saddle motorcycle |
| CN2284726Y (en) * | 1996-11-01 | 1998-06-24 | 三阳工业股份有限公司 | Frame of motor-cycle |
| CN1271670A (en) * | 1999-04-28 | 2000-11-01 | 本田技研工业株式会社 | Car body frame of small-sized motorcycle type vehicle |
| JP2001301677A (en) * | 2000-04-21 | 2001-10-31 | Yamaha Motor Co Ltd | Scooter type motorcycle |
| CN2494308Y (en) * | 2001-02-20 | 2002-06-05 | 海南新大洲摩托车股份有限公司 | Frame structure of pedal motorcycle |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1836964A (en) | 2006-09-27 |
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