CN2362543Y - Improved structure for direction control of skate-board - Google Patents

Abstract

The utility model relates to an improved structure for the direction control of scooters, which mainly comprises a scooter body, a front wheel, a back wheel, and an operating and control rod. The bottom side of a double-fork part of the front end of the scooter body is convexly extended with a supporting seat. A core shaft of a front scooter wheel is penetrated through an inner hole of the supporting seat. The other end of the front scooter wheel is pivoted on the double-fork part. Both sides of the core shaft are made into oblique cones. The side position of the supporting seat is respectively provided with a shim, a sleeve body, a fastening ring, springs and position blocking bodies which are respectively arranged on the ends of the springs. The supporting seat and the core shaft form appropriate sheathing matching. The exerted force of the displacement of the operating and control rod is used for generating a turn function before the end connection of the core shaft. The springs on both sides are used for forming equalizing spring stopper to make scooter wheels run on a straight line stably. During turn, elastic force is used for assisting for achieving the purpose of easy turn.

Description

The direction control of scooter improves structure

The direction control that the utility model relates to a kind of scooter improves structure, especially refer to that the double-fork part of borrowing the car body front end to form suitable inclination reaches the prominent supporting seat that prolongs, the axle winding that cooperation links to each other with front vehicle wheel, and the spring of gear body is arranged at axle both sides oblique conical section cover handicapping bit unit and two ends.Utilize the ccontaining axle of supporting seat endoporus to produce moving partially displacement, scooter only need utilize the microdisplacement of control lever, can finish turning to of left and right side front vehicle wheel, and via form behind the spring pressurized elastic force with front vehicle wheel automatically return to normotopia to, and normotopia can be borrowed the balanced elastic force of both sides spring again when travelling, force front vehicle wheel to be maintained steadily and advance, characteristics such as have that the garage of guaranteeing is stable, safety and steering manipulation are light.

Because the whole configuration of scooter is quite light and handy and have the use effect of the outdoor activity and the vehicles, therefore becomes the extremely welcome at present vehicles.But general commercially available scooter mainly is to utilize the handle control mode, control the direct of travel of its car body, this kind turns to and requires handle rack must be positioned at the appropriate location, just can be beneficial to the user holds and controls flexibly, yet, its handle rack is complex structure, cost height not only, also must adjust height with application person during use, so can not satisfy practical requirement.So, someone changes the handle rack of scooter with control lever and replaces, and utilize rigidity element with amount of deflection, borrow back stretch to force wheel just producing back (during the application of force of promptly turning releasing rigidity element no longer pressurized) automatically, this embodiment must be greater than the drag of rigidity element because of the application of force, and bigger its rigidity element of turning radian is promptly more tightened, so must spend bigger control strength, in addition the rigidity element can (be that the softer time operation of rigidity element must be laborsaving because of soft durometer difference has different operation effects, if its operation is then required great effort when hard), and, when rigidity element when being soft, it may produce amplitude of vibration because of garage's porpoising, so that straight line garage has the swing that can't control, it is frightened and flurried not only can to cause the user to produce, and more because of garage's direction control is improper the collision situation takes place, so this kind structure still remains to be improved.

Main purpose of the present utility model is to provide a kind of direction control of scooter to improve structure, it is the microdisplacement that scooter only need utilize control lever, can finish turning to of left and right side front vehicle wheel, it has, and the garage of guaranteeing is stable, safety and steering manipulation use effect easily.

Another purpose of the present utility model is to provide a kind of direction control of scooter to improve structure, and wherein, the bunching ring that is fixed in body outside is set as adjustable, with the packing degree of control to body formation, can reach the resistance of axle displacement.

A purpose more of the present utility model is to provide a kind of direction control of scooter to improve structure, and its central shaft end is set as thread segment, and the gear body that will be fixed in this position is set as gear spiral shell spare, to reach adjustment spring tightness.

Another purpose of the present utility model is to provide a kind of direction control of scooter to improve structure, and its central shaft both sides are oblique cone shape, bigger its resistance of car body turning radian is formed relatively diminish, and more sees laborsaving benefit to reach the control power of turning.

The utility model provides a kind of direction control structure-improved of scooter, mainly comprises the coaster car body, and front-wheel, trailing wheel and control lever is characterized in that:

Prominent prolonging a supporting seat in car body front end double-fork part bottom side, and borrow the supporting seat endoporus to provide the axle that connects front vehicle wheel to wear, front vehicle wheel end in addition then is to be hubbed at double-fork part, the two ends of this axle are set as the tilted conical that dwindles shape, and be respectively equipped with pad, body, bunching ring, spring in supporting seat side position and split the gear body of spring terminal, form suitably to be nested with axle and cooperate; It is by the displacement application of force of control lever, make double-fork part produce the position to the skew start, drawing via the suitable gradient of double-fork part, it is moving partially to cause axle to produce in the supporting seat endoporus, so that wheel produces steering-effecting before the axle termination, because this moment, the spring of turn side was pressured state, after in case the displacement application of force of control lever is removed, this compression spring is about to the stored energy of compressive deformation and discharges, can control axle generation elasticity and return positive ability, simultaneously with a left side, wheel retracts into forward and advances before the right side, pulls and makes the wheel straight-line travelling steady to form balanced bullet by the both sides spring, and also can utilize auxiliary the reaching easily of elastic force to turn to when turning.

Following conjunction with figs. illustrates architectural feature of the present utility model and operation etc.Wherein:

Fig. 1 is the three-dimensional exploded view of the utility model structure;

Fig. 2 is the figure that is used in combination of the utility model structure;

Fig. 3 is the assembled sectional view (being the straight-line travelling state) of the utility model structure;

Fig. 4 A is the schematic diagram that uses of the utility model structure control wheel right-hand rotation;

The moving partially schematic diagram of axle when Fig. 4 B is the utility model right-hand rotation;

Fig. 5 A is the schematic diagram that uses of the utility model structure control wheel left-hand rotation;

The moving partially schematic diagram of axle when Fig. 5 B is the utility model left-hand rotation.

At first, see also shown in the accompanying drawing: the utility model mainly is provided with the top the be coupling scooter car body 2 of a rear wheel 22 of control lever 21 and bottom side end, prominent prolonging a supporting seat 24 in its front end double-fork part 23 bottom sides, and borrow supporting seat endoporus 241 to provide the axle 3 that connects front vehicle wheel 25 to wear, front vehicle wheel 25 end in addition then is to be hubbed at double-fork part 23, these axle 3 both sides are set as the tilted conical 31 that dwindles shape, and be respectively equipped with pad 4 in the side of supporting seat 24, body 5, bunching ring 6, spring S and split the gear body 7 of both ends of the spring, form suitably to be nested with axle 3 and cooperate (combination forming as shown in Figure 2), and the design of the gradient of double-fork part 23, can make front vehicle wheel 25 and ground form an appropriate angle, produce go to action in order to wheel before the scooter 2 25.

During use, if during the control lever 21 displacement application of forces to the right P1, since double-fork part 23 with control lever 21 produce the position to the skew start, suitable drawing via double-fork part 23, cause axle 3 in supporting seat endoporus 241, to produce moving partially to left dislocation, so that wheel 25 forms the action of turning right before axle 3 terminations, this moment, the spring S of right lateral position promptly was pressured state (consulting shown in Fig. 4 A, the 4B), its while wheel 2 also forms deflection shape to the right, so that human body is cooperated car body 2 to produce the inclination that overcomes centrifugal force, garage's effect of people, car unification is arranged then; But, when control lever 21 is left during application of force P2, since double-fork part 23 with control lever 21 produce the position to the skew start, suitable drawing via double-fork part 23, cause axle 3 in supporting seat endoporus 241, to produce the moving partially of displacement to the right, so that wheel 25 forms the action of turning left before axle 3 terminations, this moment, the spring S of left lateral position promptly was pressured state (consulting shown in Fig. 5 A, Fig. 5 B), its while car body 2 also forms deflection shape left, so that human body is cooperated car body 2 to produce the inclination that overcomes centrifugal force, garage's effect of people, car unification is arranged equally; In addition, when control lever 21 turn to application of force P1 or P2 to remove after, the spring S of left and right side pressurized is about to the stored energy of compressive deformation and discharges, can control axle 3 generation elasticity and return positive ability, and then wheel 25 before the left and right side is retracted into forward advance (as shown in Figure 3), pull and make wheel 25 straight-line travellings steady to form balanced bullet by both sides spring S, and also can utilize the design of the auxiliary and axle 3 both sides tilted conicals of elastic force when turning, make bigger its resistance of the moving partially displacement of axle 3 promptly little, be a kind of straight-line travelling steadily and turn to control labour-saving control structure.

In addition, the utility model can be set as thread segment 32 with axle 3 ends, and the gear body 7 that will be fixed in this position is set as gear spiral shell spare, can borrow then to be threaded to adjust the tightness of spring S.

In sum, the utility model removes that significantly to improve turning to of scooter controlled, more provides the quite laborsaving control action that turns to the special configuration design of axle, and utilizes balanced the pulling property of bullet of both sides spring to make the front vehicle wheel held stationary that travels.

Claims (4)

1. the direction of scooter control structure-improved mainly comprises the coaster car body, and front-wheel, trailing wheel and control lever is characterized in that:

Prominent prolonging a supporting seat in car body front end double-fork part bottom side, and borrow the supporting seat endoporus to provide the axle that connects front vehicle wheel to wear, front vehicle wheel end in addition then is to be hubbed at double-fork part, the two ends of this axle are set as the tilted conical that dwindles shape, and be respectively equipped with pad in supporting seat side position, body, bunching ring, spring and split the gear body of spring terminal, form with axle and suitably to be nested with the displacement application of force that cooperates by control lever, make double-fork part produce the position to the skew start, drawing via the suitable gradient of double-fork part, it is moving partially to cause axle to produce in the supporting seat endoporus, so that wheel produces steering-effecting before the axle termination, because this moment, the spring of turn side was pressured state, after in case the displacement application of force of control lever is removed, this compression spring is about to the stored energy of compressive deformation and discharges, can control axle generation elasticity and return positive ability, simultaneously with a left side, wheel retracts into forward and advances before the right side, pull and make the wheel straight-line travelling steady to form balanced bullet by the both sides spring, and also can utilize auxiliary the reaching easily of elastic force to turn to when turning.

2. the direction of scooter as claimed in claim 1 control improves structure, it is characterized in that, the bunching ring that is fixed in body outside can be set as adjustablely, so as to the packing degree of control to body formation, especially has the axle of regulation and control resistance to displacement.

3. the direction of scooter as claimed in claim 1 control improves structure, it is characterized in that, the axle end can be set as thread segment, and the gear body that will be fixed in this position is set as gear spiral shell spare, can adjust the spring tightness.

4. the control of the direction of scooter as claimed in claim 1 improves structure, it is characterized in that said body can be any elastomer.

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