Below, with regard to embodiments of the invention shown in the drawings the invention process form is illustrated.
As shown in Figure 1, constituting the frame F that the steel pipe of motor-scooter type moped V-type skeleton is welded into comprises: head pipe 1; By corner plate 2,2 bonded assemblys, the following pipe 3 that extends to the car body back lower place; Nearby divide right and left from managing 3 lower end down, extend, curve the U font in the rear end and the left and right sides main truss 4,4 that fuses to the car body back upper place.The front portion of left and right sides main truss 4,4 is linked up by a pair of reinforced pipe 5,5 with the lower end of managing 3 down; Simultaneously, the fore-and-aft direction pars intermedia of left and right sides main truss 4,4 and rear portion are linked up by the 1st transverse member 6 and the 2nd transverse member 7 along the car body left and right directions respectively.
The synthetic resin system car body B that is supported on the member F comprises: be covered in head pipe 1 fwd leg guard front part 8; With member 9 after the back of leg guard front part 8 combines, is covered with the leg guard of back of head pipe 1; Be linked to the pedal 10 of the lower end of member 9 behind the leg guard; Link to each other, cover the following following of pedal 10 with the lower end of leg guard front part 8 and cover 11; The back cover 12 at covering body rear portion; Anterior from about the back cover 12, with pedal 10 and the left and right sides cover 13,13 that links to each other of the rear end of cover 11 down.
In the lower end of the front fork 14 that is supported on head pipe 1 free to rotately, axle is propping up the front-wheel wf that is covered with by front fender apron 15.On the extended upward handlebar bearing 17 of upper panel 16 of the upper end open portion of member 9 after covering leg guard front part 8 and leg guard, linking the middle body of the left and right directions of rod handlebar 18.Head lamp 19 and speed meter 20 at handlebar bearing 17 upper supports.In addition, at the right flank of head pipe 1, supporting the handlebar closing appliance 21 that has ignition lock with being integral.
But the axle front end easy on and off that propping up the power part p of trailing wheel wr joltily is supported on the 1st transverse member 6 in its back-end; This power part P and the 2nd transverse member 7 are coupled together by posterior bumper 22, are provided with the vehicle seat 23 that chaufeur is taken on back cover 12.
Bottom illustrates the mounting structure of rod handlebar 18 with reference to Fig. 2~7.
The handlebar bolster 31 slotting ball bearing of main shafts 32 that clamp between head pipe 1 and the upper end by bolster 31 and head pipe 1 that lead to that following end bearing front fork 14 support, and free to rotate but axially can not move, ball bearing of main shaft 32 includes the outer shroud 33 of the upper end inner peripheral surface that is matched with head pipe 1; The interior ring 34 that matches with the external screw thread of processing on handlebar bolster 31 peripheries 311; Many the balls 35 of outer shroud 33 and 34 configurations of interior ring etc.In ring 34 lean against and the nut 36 that matches with aforementioned male screw thread 311 by packing ring 37 crimping above it and be fixed on the handlebar bolster 31.
Handlebar bearing 17 fixing on the handlebar bolster 31 that highlights upward in the upper end of from the beginning managing 1 comprises: be matched with the upper end periphery of handlebar bolster 31, with the fastening connection pipe 40 of bolt 38 and nut 39; Be welded in the rod handlebar installation component 41 of the upper end of connection pipe 40; Be fixed in retainer 43,43 under the top pair of right and left bulk of rod handlebar installation component 41 with bolt 42,42; With about each 2 bolt 55 be anchored on down the top holder 44 of retainer 43,43.In the time will descending retainer 43,43 to be fixed on the rod handlebar installation component 41, borrow the projection 43 to descend below the retainer 43,43
2, 43
2Be matched with the hole 41 of rod handlebar installation component 41
2, 41
2Rotate (with reference to Fig. 6) and can limit down retainer 43,43.
Can see clearly from Fig. 5 and Fig. 7, the front that the connection pipe 40 of bolt 38 in break-through has formed the through hole 40 that matches with clamp structure 45
1And formed the seat surface 40 that connects with nut 39 in its back
2Clamp structure 45 forms the bolt hole 45 that passes bolt 38 in the central
1The time; Forming the concavity arc surface 45 of the outside that butts up against handlebar bolster 31 with the relative side of face of the head that butts up against bolt 38
2And at arc surface 45
2Central portion process axially extended fluting 45 along connection pipe 40
3At arc surface 45
2Two ends, the left and right sides formed wedge like edge portion 45
4, 45
4
When the bolt 38 that connection pipe 40 is incorporated on the handlebar bolster 31 is tightened the arc surface 45 of clamp structure 45 with nut 39
2Owing to be subjected to the guiding of handlebar bolster 31 outsides, edge part 45
4, 45
4Promptly to slot 45
3For the center extends to the left and right, the left and right sides lateral surface of clamp structure 45 promptly is crimped on the through hole 40 of connection pipe 40
1Inner face on.Thus, be about to connection pipe 40 and be incorporated into securely on the handlebar bolster 31, can guarantee to prevent that it from producing deflection with loosening.
As can be seen from Figure 6, the half-round recessed that forms above 43 of retainer 43,43 under about
1, 43
1The half-round recessed that forms below 44 with holder 44
1, 44
1Between clamping the central installation portion 18 of rod handlebar 18
1, and borrow the fastening force of bolt 55 that it is tightened up.At this moment, borrow the change rod handlebar 18 installation portions 18
1Turned position, the height of the handle 46,46 at the two ends, the left and right sides of rod handlebar 18 can be regulated by Fig. 2 arrow A-A ' direction.In addition,, can increase the interchangeability of handlebar tube size, improve applicability the multimachine kind by changing down retainer 43,43, holder 44,44 and rod handlebar 18.
From Fig. 4 and Fig. 5 as can be seen, at the front end that is fixed in the top installation bracket 48 of holder 44 with two bolts 47,47, speed meter 20 by two rubber pad 49,49 elastic supports.At the front end that is fixed in the strut member 51 of rod handlebar installation component 41 front portions with two bolts 50,50, with bolt 52 the fixing of left and right directions configuration with lower angle on head lamp 19 scalable.Like this, because head lamp 19 is supported on the handlebar bearing 17, even change rod handlebar 18 installation portions 18
1Turned position regulate the height of left and right sides handle 46,46, the optical axis of head lamp 19 can not change yet, and is greatly convenient.
Nearby formed the pipeline body guide part 41 that above-below direction runs through rod handlebar installation component 41 at the axis of handlebar bolster 31
1, at this pipeline body guide part 41
1In, passing the electric wiring 53 that extends out by head lamp 19 up and down; The cable 54 that extends out from speed meter 20; Extend the steel rope 56 of coming from brake lever; Extend the oil pressure flexible pipe of coming from brake cylinder; Or the bale of pipeline that stops up of the pipeline body that extends the electric wiring of coming etc. from signalling apparatus switch or horn switch.These pipeline bodies are passed in the opening 16 that forms on the upper panel 16 again
1(see figure 4), the inside of importing leg guard front piece 8.
Thus, the whole boundlings of pipeline body around the rod handlebar 18 get up, neat appearance in appearance, and, because the pipeline body guide part 41 of rod handlebar installation component 41
1Be formed near the axis of handlebar bolster 31, can about operation limiter tube line body left and right directions runout during rod handlebar 18, alleviate operational load.
Embodiments of the invention more than have been described in detail in detail, but in the scope that does not break away from main idea of the present invention, can have made all design modifications.
Such as, in the above-described embodiments, fixedly used clamp structure 45 during handlebar 17 in the upper end of handlebar bolster 31, but also can not use clamp structure 45, and only use common bolt it.In addition, in the above-described embodiments, descending retainer 43 and 44 of holders to grip the installation portion 18 of rod handlebar 18
1, but also can adopt other fixing means, as long as can make rod handlebar 18 rotational angles adjustable.
Below like this, as the invention of recording and narrating according to the present invention program 1, because it is by the connection pipe that the handlebar bearing is cooperated the upper end of being fixed in the handlebar bolster; The rod handlebar installation portion that the upper end of connection pipe is fixing; The height of two ends, rod handlebar left and right sides handle can regulate, on the rod handlebar installation component free to rotately fixedly the retainer of rod handlebar installation portion constitute, the rod handlebar setting angle is adjustable, can improve the applicability to the multimachine kind.
As the invention of recording and narrating according to the present invention program 2 since with headlight support on the handlebar bearing, the handlebar cover that coats around the rod handlebar need be set, also can support head lamp, even and regulate the setting angle of rod handlebar, the head lamp optical axis can not change yet.
In addition, as the invention of recording and narrating according to the present invention program 3, because position near handlebar bearing handlebar bolster axis, having formed the pipeline body that extends to car body one side from rod handlebar one side runs through up and down and uses guide part, these pipeline bodies can band together compactly and import in the cover, neat appearance in appearance not only, and can reduce because the operational load of the rod handlebar that pipeline body resistance causes.