CN102336238B - Steering device for vehicle with two front wheels - Google Patents
Steering device for vehicle with two front wheels Download PDFInfo
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- CN102336238B CN102336238B CN201010233452.6A CN201010233452A CN102336238B CN 102336238 B CN102336238 B CN 102336238B CN 201010233452 A CN201010233452 A CN 201010233452A CN 102336238 B CN102336238 B CN 102336238B
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- pivot
- axle sleeve
- hubbed
- pedestal
- unit
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Abstract
The invention provides a steering device for a vehicle with two front wheels. The steering device comprises a plurality of connector units and a plurality of steering connecting rods, wherein the connector units are arranged on a control lever and a suspension unit of the vehicle with two front wheels respectively, and the steering connecting rods are connected with the connector units respectively; at least the connector unit on the control lever comprises a seat body connected to the control lever, a first pivoting mechanism pivoted on the seat body, and a second pivoting mechanism pivoted on the first pivoting mechanism, and the rotating axis of the first pivoting mechanism and the rotating axis of the second pivoting mechanism are orthogonal. The steering angle of the suspension unit can be increased to promote the operability by utilizing the first and the second pivoting mechanism the axes of which are orthogonal, and the impact force is absorbed by utilizing the mode of relative rotation of the first and the second pivoting mechanism, and therefore the whole service life of the steering device is prolonged.
Description
Technical field
The present invention, about a kind of steering hardware, refers to a kind of steering hardware for wheeled vehicle before two especially.
Background technology
Consult Fig. 1, before existing two, wheeled vehicle 1 comprises suspension unit 13, that a vehicle frame 11, center rod 12, two be hubbed on front side of this vehicle frame 11 lays respectively at this center rod 12 left and right side and to be hubbed on this vehicle frame 11 and the bracing frame 14 connecting described suspension unit 13, and the steering unit 15 that connects this vehicle frame 11 and described suspension unit 13.
Wherein, each suspension unit 13 all comprises a front fork 131, and one is hubbed at front-wheel 132 on this front fork 131; Mount pad 151, two Connection Block 152, two be arranged at respectively on the front fork 131 of each suspension unit 13 that this steering unit 15 comprises a setting and this center rod 12 bottom connects the pipe link 153 of this mount pad 151 and every a connecting seat 152 respectively.Each pipe link 153 all has a body of rod 154, and the joint 155 that two are arranged at two end opposite of this body of rod 154 respectively.
When navigating mate rotates this center rod 12, described Connection Block 152 can be driven by described pipe link 153, and then the relative front-wheel 132 of interlock rotates and reaches the effect turned to.
Consult Fig. 1,2, although the body of rod 154 of each pipe link 153 can by described joint 155, make the rotation between the described body of rod 154 and this mount pad 151 and described Connection Block 152 more smooth and easy, but, described joint 155 beat scope in direction as shown in Fig. 2 arrow 16 little (about 22 degree), not only, cause the steering angle of described front-wheel 132 to be restricted cannot to carry out the turning to of wide-angle (that is so-called delay unloading), so related have influence on this before two wheeled vehicle 1 handling; And when road bump causes described Connection Block 152 to produce the vibrations in direction shown in arrow 17 in as Fig. 1, because the beat scope of described joint 155 is little, make described joint 155 directly need bear axial load, significantly shorten the service life of described joint 155.
Summary of the invention
Therefore, object of the present invention, is namely to provide a kind of wide-angle of being convenient to turn to and the steering hardware for wheeled vehicle before two of long service life.
So, the present invention is used for the steering hardware of wheeled vehicle before two, this before two wheeled vehicle comprise the vehicle frame that has a first pipe, one stretches through is hubbed at joystick in this first pipe, one is hubbed at the tilting unit on this first pipe, two are arranged at the suspension unit below this tilting unit, and the front-wheel that two connect each suspension unit respectively, this tilting unit has the side pipe that two lay respectively at these first pipe both sides, described suspension unit stretches through to be hubbed in each side pipe, this steering hardware comprises multiple connector unit be arranged at respectively on this joystick and described suspension unit, and multiple Linkage steering connecting described connector unit respectively.
Connector unit at least on this joystick comprises a pedestal, be connected with on this joystick and is hubbed at the first pivot on this pedestal, and one is hubbed at the second pivot on this first pivot, the pivot center of this first pivot and the pivot center of this second pivot are orthogonal thereto.
Effect of the present invention is first and second pivot utilizing pivot center orthogonal thereto, make described Linkage steering except with this second pivot except this first pivot rotates, can also rotate relative to this pedestal with this first pivot, not only can increase steering angle promotes handling, also can absorb the service life that impulsive force increases this steering hardware entirety.
Accompanying drawing explanation
Fig. 1 is a front elevation, wheeled vehicle before illustrating existing two;
Fig. 2 is a partial enlargement front elevation, the steering unit in aid illustration Fig. 1;
Fig. 3 is a front elevation, illustrates that the present invention is used for the first preferred embodiment of the steering hardware of wheeled vehicle before two;
Fig. 4 is that enlarged drawing is overlooked, the steering hardware in this first preferred embodiment of aid illustration in a local;
Fig. 5 is a semi-sictional view enlarged drawing, the aspect of this first preferred embodiment center tap unit of aid illustration;
Fig. 6 is a semi-sictional view enlarged drawing, the aspect of another kind of connector unit in this first preferred embodiment of aid illustration;
Fig. 7 is a front elevation, and aspect when this first preferred embodiment wide-angle turns to is described;
Fig. 8 is a partial enlargement front elevation, turns to the aspect be installed on when wide-angle turns in aid illustration Fig. 7;
Fig. 9 is a front elevation, illustrates that this first preferred embodiment travels on the aspect on the quite road surface of running;
Figure 10 is a part sectional view, illustrates that the present invention is used for the second preferred embodiment of the steering hardware of wheeled vehicle before two;
Figure 11 is a part sectional view, illustrates that the present invention is used for the 3rd preferred embodiment of the steering hardware of wheeled vehicle before two; And
Figure 12 is a partial top view, and illustrate that the present invention is used for the 4th preferred embodiment of the steering hardware of wheeled vehicle before two, wherein, the connector unit on suspension unit is Hooke's coupling.
Detailed description of the invention
Aforementioned and other technology contents, feature and effect for the present invention, in the following detailed description coordinated with reference to four preferred embodiments of accompanying drawing, can clearly present.
Before the present invention is described in detail, it should be noted that in the following description content, similar element represents with identical numbering.
Consult Fig. 3, 4, the present invention is used for the first preferred embodiment of the steering hardware 3 of wheeled vehicle before two, this before two wheeled vehicle 2 comprise the vehicle frame 21 that has a first pipe 211, one stretches through is hubbed at joystick 22 in this first pipe 211, one is hubbed at the tilting unit 23 on this first pipe 211, two are arranged at the suspension unit 24 below this tilting unit 23, and the front-wheel 25 that two connect each suspension unit 24 respectively, this tilting unit 23 has the side pipe 231 that two lay respectively at these first pipe 211 both sides, the upper connecting rod 232 of this first pipe 211 of the horizontal pivot joint of two difference and each side pipe 231, two respectively this first pipe 211 of horizontal pivot joint with each side pipe 231 and the lower link 233 be positioned on this below connecting rod 232, and this first pipe 211 of horizontal pivot joint and a described side pipe 231 and between trace 234 between connecting rod 232 and lower link 233 upper described in this.Described suspension unit 24 stretches through to be hubbed in each side pipe 231.
This steering hardware 3 comprises connector unit 31, two connector units 32 be arranged at respectively on each suspension unit 24 be arranged on this joystick 22, and the Linkage steering 33 that two connect described connector unit 31 respectively.
Consult Fig. 4,5, want special version at this, owing to being arranged at the connector unit 31 on this joystick 22, identical with the structure of the connector unit 32 be arranged on each suspension unit 24, therefore, only explain with the thin portion structure of Fig. 5 butt junction unit 31,32.
Described connector unit 31,32 comprise respectively a pedestal 311,321, be hubbed at the first pivot 312,322 on this pedestal 311,321 respectively, and be hubbed at the second pivot 313,323 on this first pivot 312,322 respectively.
First pivot 312,322 of described connector unit 31,32 have be arranged at respectively sleeve in this pedestal 311,321 314,324, be hubbed at bearing 315,325 in this pedestal 311,321 respectively, and the tumbler 316,326 of stretch through respectively this sleeve 314,324 and this bearing 315,325, described tumbler 316,326 can according to direction shown in arrow 41 in Fig. 5 with pivot center L1 for axle center is rotated relative to pedestal 311,321.And tumbler 316,326 has the rotation section 317,327 be extended through respectively in this sleeve 314,324 and this bearing 315,325, and be connected with the installation portion 318,328 in front, this rotation section 317,327 respectively.Want special version at this, in practical application, the first pivot 312,322 also can replace the bearing 315,325 shown in Fig. 5 with the axle sleeve 315 ', 325 ' shown in Fig. 6, still can reach the effect reducing and rotate abrasion.
Second pivot 313,323 of described connector unit 31,32 has the axle sleeve 319,329 be hubbed at respectively in this installation portion 318,328, and the gim peg 310,320 of stretch through respectively this installation portion 318,328 and this axle sleeve 319,329, wherein, described axle sleeve 319,329 be can according to direction shown in arrow 42 in Fig. 5 with pivot center L2 for axle center is rotated relative to gim peg 310,320.And the pivot center L1 of the tumbler 316,326 of the pivot center L2 of the axle sleeve 319,329 of each the second pivot 313,323 and each the first pivot 312,322 is orthogonal thereto.And the two ends of each Linkage steering 33 connect respectively on the axle sleeve 319,329 of the second pivot 313,323 of described connector unit 31.In this preferred embodiment, be arranged at the pedestal 311 of the connector unit 31 on this joystick 22, be the bottom being arranged at this joystick 22, the pedestal 321 being arranged at the connector unit 32 on each suspension unit 24 is then to being horizontally placed on each suspension unit 24 by pedestal 311, and described axle sleeve 319,329 is all spherical axle sleeve 319,329.
Consult Fig. 3, 5, when navigating mate (not shown) according to direction shown in arrow 43 in Fig. 3 rotate this joystick 22 turn to time, this joystick 22 can drive this connector unit 31, connect the connector unit 32 pulled on suspension unit 24 described in described Linkage steering 33 interlock, and then suspension unit 24 and front-wheel 25 rotate according to direction shown in arrow in Fig. 3 44 described in interlock, simultaneously, the axle sleeve 319 of described connector unit 31, 329 also can respectively with pivot center L2 for axis rotation, the application force of described Linkage steering 33 is converted to rotational angle to reduce described connector unit 31, the abrasion of 32.
Consult Fig. 7, 8, and look back Fig. 5 in the lump, when the turning to of wide-angle (about 40 degree) will be carried out, usually the tilting action of joystick 22 can be coordinated more smooth and easy to make to turn to, when joystick 22 tilts to carry out turning to of wide-angle as shown in Figure 7, this tilting unit 23 described on, lower link 232, 233 can this first pipe 211 of interlock and described side pipe 231 with this trace 234, described suspension unit 24 and front-wheel 25 and this joystick 22 are synchronously tilted, now, described connector unit 31, first pivot 312 of 32, 322 can with pivot center L1 for the relative bearing 315 in axle center, 325 pivotables, make described connector unit 31, second pivot 313 of 32, 323 have larger steering angle with described Linkage steering 33, to carry out turning to of wide-angle, and then make to turn to more smooth and easy lifting handling.
Consult Fig. 9, and look back Fig. 5 in the lump, cause when travelling on and running quite road surface described suspension unit 24 according to shown in Fig. 9 in time skewed, the first pivot 312 being arranged at the connector unit 31 on this joystick 22 can with pivot center L1 for axle center relative bearing 315 pivotable, and then make described Linkage steering 33 with this connector unit 31 for axle center presents beat as shown in Figure 9, and the first pivot 322 being arranged at the connector unit 32 on described suspension unit 24 can with pivot center L1 for rotating relative to this first pivot 312 in axle center, utilize the load of deflection angle sorption on this steering hardware 3, load is avoided to directly act on described connector unit 31, on 32, and then increase the service life of this steering hardware 3 entirety.
Consult Figure 10, the present invention is used for the second preferred embodiment of the steering hardware 3 of wheeled vehicle before two, roughly identical with this first preferred embodiment, not identical place is: the first pivot 312 of the connector unit 31 of this steering hardware 3 has two and is arranged at intervals at sleeve 314 in this pedestal 311, two corresponding described sleeve 314 and the bearings 315 be hubbed in this pedestal 311 respectively, and the tumbler 316 that two stretch through in this corresponding sleeve 314 and bearing 315 respectively, and this second pivot 313 has two is hubbed at axle sleeve 319 in each installation portion 318 respectively, and two gim pegs 310 of the installation portion stretching through corresponding respectively 318 and axle sleeve 319, one end of described Linkage steering 33 is connected on each axle sleeve 319, the other end is then be connected to the connector unit 32 (being shown in Fig. 3) be arranged on each suspension unit 24 (being shown in Fig. 3), there is provided a kind of kenel being different from the first preferred embodiment selective by this.
Consult Figure 11, the present invention is used for the 3rd preferred embodiment of the steering hardware 3 of wheeled vehicle before two, roughly identical with this first preferred embodiment, not identical place is: the second pivot 313 of the connector unit 31 of this steering hardware 3 has two intervals and is hubbed at axle sleeve 319 in this installation portion 318, and the gim peg 310 that two stretch through this installation portion 318 and each axle sleeve 319 respectively, provide a kind of kenel being different from the first preferred embodiment selective by this.
Consult Figure 12, the present invention is used for the 4th preferred embodiment of the steering hardware 3 of wheeled vehicle before two, and be roughly identical with this first preferred embodiment, not identical place is: the described connector unit 32 of this steering hardware 3 is Hooke's couplings.Utilize this connector unit 31 still can reach effect as the first preferred embodiment, and due to described connector unit 32 are comparatively common Hooke's couplings, therefore, effectively can also reduce productive costs.
In sum, it is utilize pivot center L1 in the connector unit 31 that is arranged on this joystick 22 that the present invention is used for the steering hardware 3 of wheeled vehicle before two, L2 orthogonal thereto first, two pivots 312, 313, make described Linkage steering 33 except with this second pivot 313 except this first pivot 312 rotates, can also rotate relative to this pedestal 311 with this first pivot 312, the steering angle that not only can increase this suspension unit 24 promotes handling, also first can be utilized, two pivots 312, 313 modes of mutually rotating absorb impulsive force, increase the service life of this steering hardware 3 entirety.Therefore really can reach object of the present invention.
The above, be only preferred embodiment of the present invention, can not limit scope of the invention process with this, and namely every simple equivalence done according to claims of the present invention and specification sheets changes and modifies, and all still belongs to the scope that patent of the present invention contains.
Primary symbols name list
Wheeled vehicle before 2 liang
21 vehicle frames
211 first pipes
22 joysticks
23 tilting unit
231 side pipes
Connecting rod on 232
233 lower links
234 traces
24 suspension units
25 front-wheels
3 steering hardwares
31,32 connector units
311,321 pedestals
312,322 first pivots
313,323 second pivots
314,324 sleeves
315,325 bearings
315 ', 325 ' axle sleeve
316,326 tumblers
317,327 rotation sections
318,328 installation portions
319,329 axle sleeves
310,320 gim pegs
33 Linkage steerings
41 ~ 44 arrows
L1, L2 pivot center
Claims (10)
1. the steering hardware for wheeled vehicle before two, this before two wheeled vehicle comprise the vehicle frame that has a first pipe, one stretches through is hubbed at joystick in this first pipe, one is located at the tilting unit on this first pipe, two are arranged at the suspension unit below this tilting unit, and the front-wheel that two connect each suspension unit respectively, this tilting unit has the side pipe that two lay respectively at these first pipe both sides, described suspension unit stretches through to be hubbed in each side pipe, this steering hardware comprises multiple connector unit be arranged at respectively on this joystick and described suspension unit, and multiple Linkage steering connecting described connector unit respectively, it is characterized in that: the connector unit at least on this joystick comprises one and is connected with the pedestal on this joystick, one is hubbed at the first pivot on this pedestal, and one is hubbed at the second pivot on this first pivot, the pivot center of this first pivot and the pivot center of this second pivot orthogonal thereto, this first pivot has a tumbler stretched through in this pedestal, wherein, this tumbler has one and is extended through rotation section in this pedestal, and one is connected with in this tumbler front and the installation portion installed for the second pivot.
2. the steering hardware for wheeled vehicle before two according to claim 1, wherein, connector unit on each suspension unit also all comprises a pedestal, be connected with on this suspension unit and is hubbed at the first pivot on this pedestal, and one is hubbed at the second pivot on this first pivot, the pivot center of this first pivot and the pivot center of this second pivot orthogonal thereto, and the two ends of described Linkage steering are connected to the second pivot of the connector unit on suspension unit.
3. the steering hardware for wheeled vehicle before two according to claim 1 and 2, wherein, this first pivot also has a sleeve, be arranged in this pedestal and is hubbed at bearing in this pedestal, wherein, the rotation section of this tumbler is extended through in this sleeve and this bearing, and this second pivot has one is hubbed at axle sleeve in this installation portion, and the gim peg that stretches through this installation portion and this axle sleeve, wherein, one end of described Linkage steering is connected on this axle sleeve, and the other end is then connected to the connector unit be arranged on each suspension unit.
4. the steering hardware for wheeled vehicle before two according to claim 1 and 2, wherein, this first pivot also has a sleeve, be arranged in this pedestal and is hubbed at axle sleeve in this pedestal, wherein, the rotation section of this tumbler is extended through in this sleeve and this axle sleeve, and this second pivot has one is hubbed at axle sleeve in this installation portion, and the gim peg that stretches through this installation portion and this axle sleeve, wherein, one end of described Linkage steering is connected on this axle sleeve, and the other end is then connected to the connector unit be arranged on each suspension unit.
5. the steering hardware for wheeled vehicle before two according to claim 1, wherein, this first pivot has two and is arranged at intervals at sleeve in this pedestal, two corresponding described sleeve and the bearings be hubbed in this pedestal respectively, and the tumbler that two stretch through in this corresponding sleeve and bearing respectively, wherein, each tumbler all has one and is extended through corresponding sleeve and the rotation section of bearing, and one is connected with installation portion in this front, rotation section, and this second pivot has two is hubbed at spherical axle sleeve in each installation portion respectively, and the gim peg that two stretch through corresponding installation portion and spherical axle sleeve respectively, wherein, one end of described Linkage steering is connected on each spherical axle sleeve, the other end is then connected to the connector unit be arranged on each suspension unit.
6. the steering hardware for wheeled vehicle before two according to claim 1, wherein, this first pivot has one and is arranged at sleeve in this pedestal, one is hubbed at the bearing in this pedestal, and the tumbler that stretches through this sleeve and this bearing, wherein, this tumbler has one and is extended through rotation section in this sleeve and this bearing, and one is connected with installation portion in this front, rotation section, and this second pivot has two intervals is hubbed at spherical axle sleeve in this installation portion, and the gim peg that two stretch through this installation portion and each spherical axle sleeve respectively, wherein, the pivot center of each spherical axle sleeve and the pivot center of this tumbler orthogonal thereto, one end of described Linkage steering is connected on each spherical axle sleeve, the other end then connects the corresponding connector unit be arranged on each suspension unit.
7. the steering hardware for wheeled vehicle before two according to claim 3, wherein, the axle sleeve of this second pivot is spherical axle sleeve.
8. the steering hardware for wheeled vehicle before two according to claim 4, wherein, the axle sleeve of this second pivot is spherical axle sleeve.
9. the steering hardware for wheeled vehicle before two according to claim 1, wherein, the connector unit on this suspension unit is Hooke's coupling.
10. the steering hardware for wheeled vehicle before two according to claim 1, wherein, this tilting unit more comprise two respectively this head of horizontal pivot joint manage with the upper connecting rod, two of each side pipe respectively this head of horizontal pivot joint manage with each side pipe and the lower link be positioned on this below connecting rod, and this head of horizontal pivot joint pipe and described side pipe and between the trace described in this above between connecting rod and lower link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010233452.6A CN102336238B (en) | 2010-07-19 | 2010-07-19 | Steering device for vehicle with two front wheels |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201010233452.6A CN102336238B (en) | 2010-07-19 | 2010-07-19 | Steering device for vehicle with two front wheels |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102336238A CN102336238A (en) | 2012-02-01 |
| CN102336238B true CN102336238B (en) | 2015-04-08 |
Family
ID=45512266
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010233452.6A Active CN102336238B (en) | 2010-07-19 | 2010-07-19 | Steering device for vehicle with two front wheels |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102336238B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018172908A1 (en) * | 2017-03-20 | 2018-09-27 | Piaggio & C. S.P.A. | Motor vehicle with two front steering wheels and with improved steering mechanism |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103863487B (en) * | 2012-12-12 | 2016-06-29 | 光阳工业股份有限公司 | The transfer of wheeled vehicle before two |
| CN106428351B (en) * | 2016-09-24 | 2022-02-22 | 苏州速蝶科技有限公司 | Reverse tricycle |
| CN109747761B (en) * | 2017-11-06 | 2021-01-22 | 光阳工业股份有限公司 | Steering rod for vehicle |
| IT201900016241A1 (en) * | 2019-09-13 | 2021-03-13 | Piaggio & C Spa | ROLLING MOTORCYCLE WITH ROLLING BLOCK |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1386668A (en) * | 2001-05-21 | 2002-12-25 | 株式会社阿万泰克 | Tricycle |
| CN101219689A (en) * | 2008-01-14 | 2008-07-16 | 穆江荣 | Two-player pedal tricycle for traveling |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4444598B2 (en) * | 2003-08-07 | 2010-03-31 | ブリヂストンサイクル株式会社 | Three-wheeled bicycle swing frame support structure |
-
2010
- 2010-07-19 CN CN201010233452.6A patent/CN102336238B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1386668A (en) * | 2001-05-21 | 2002-12-25 | 株式会社阿万泰克 | Tricycle |
| CN101219689A (en) * | 2008-01-14 | 2008-07-16 | 穆江荣 | Two-player pedal tricycle for traveling |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018172908A1 (en) * | 2017-03-20 | 2018-09-27 | Piaggio & C. S.P.A. | Motor vehicle with two front steering wheels and with improved steering mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102336238A (en) | 2012-02-01 |
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