CN208726724U - Support driving mechanism and rolling vehicle - Google Patents

Abstract

The utility model relates to the technical fields of converter tools, and more particularly, to a kind of support driving mechanism and rolling vehicle, which includes: vehicle body hanger, outer wheel and driving assembly；Vehicle body hanger includes two collateral support rings and connection wall；The periphery of each collateral support ring is equipped with outer wheel, and outer wheel and collateral support ring are rolled and connected；Cross beam frame is provided on collateral support ring；Cross beam frame is connect by flexible supporting frames with driving assembly, and is deformed by the elastic compression of flexible supporting frames, so that the active wheel of flexible supporting frames driving driving assembly has the trend that wheel is mobile outwardly, abuts active wheel with the holding of the inner wall of outer wheel.The mechanism solves existing rolling vehicle may be when vehicle body hanger deflects excessive or overturning, and outer wheel and hub driven motor skid, and prevent the technical issues of passenger is from experiencing excessive vehicle body hanger deflection or overturning.

Description

Support driving mechanism and rolling vehicle

Technical field

The utility model relates to the technical fields of converter tools, more particularly, to a kind of support driving mechanism and rolling vehicle.

Background technique

Currently, in a kind of pleasure vehicle that recreation ground occurs, it is a kind of short distance walking-replacing tool, its maximum feature is Occupant can drive in the car, and experience sways forwards and backwards the enjoyment of middle traveling.Wherein, happy vehicle is by vehicle body hanger and seat Gravity so that hub driven motor is compressed the inner wall of outer wheel, outer vehicle wheel rotation is driven by frictional force, to realize vehicle of finding pleasure in Position it is mobile.But existing pleasure vehicle cannot function as rolling vehicle, cannot allow the deflection of passenger experience vehicle body hanger wide-angle Either overturn.Mainly due to when the angle of vehicle body hanger deflection it is excessive, possibly can not pass through vehicle body hanger and seat again Gravity generates the pressure of the external wheel of rolling surface of hub driven motor, and outer wheel and hub driven motor is caused to skid, Influence overturning.

Utility model content

The purpose of this utility model is to provide a kind of support driving mechanisms, cannot function as rolling to solve existing pleasure vehicle Vehicle, when vehicle body hanger deflection is excessive or overturning, outer wheel and hub driven motor skid, and prevent passenger from experiencing car body branch The technical issues of frame deflection is excessive or overturns.

Support driving mechanism provided by the utility model, comprising: vehicle body hanger, outer wheel and for driving the outer wheel The driving assembly of rotation；

The vehicle body hanger includes two collateral support rings and the connection wall for connecting two collateral support rings；Two institutes The periphery that outer wheel is separately positioned on the collateral support ring is stated, and the outer wheel and the collateral support ring are rolled and connected；

Cross beam frame is provided on the collateral support ring；

The cross beam frame is connect by flexible supporting frames with the driving component, and passes through the elasticity of the flexible supporting frames Compressive deformation, so that the flexible supporting frames drive the active wheel of the driving component to have towards the outer wheel is mobile Gesture abuts the active wheel with the holding of the inner wall of the outer wheel.

Further, the driving component is hub driven motor, two end faces of the hub driven motor respectively with The flexible supporting frames connection, the rolling surface of the hub driven motor are abutted with the inner wall of the outer wheel.

Further, the collateral support ring includes spaced inner collar and external toroidal ring, and the inner collar and outer ring Circle is connected；Two inner collars are connect with the connection wall, so that the vehicle body hanger is tubular structure；The outer wheel is set It sets between inner collar and external toroidal ring；

It is provided with the cross beam frame on the inner collar and external toroidal ring, is connected on each cross beam frame flexible Support frame, is connected with the flexible supporting frames on each cross beam frame, and two flexible supporting frames respectively with it is corresponding The hub driven motor end face connection.

Further, the flexible supporting frames include rigid connecting rod and flexible connecting rod；The rigid connecting rod inclination Setting, and one end of the rigid connecting rod is connected by the first rotary shaft and cross beam frame rotation, the rigid connecting rod The other end connect with the end face of the hub driven motor；One end of the flexible connecting rod by the second rotary shaft with it is described The middle position of cross beam frame rotation connection, the other end of the flexible connecting rod and the rigid connecting rod passes through third rotary shaft Connection.

Further, before the outer wheel driving, the flexible connecting rod is obliquely installed, and the rigid connecting rod and bullet Property connecting rod inclined direction is opposite.

Further, the installation point of the rigid connecting rod and the cross beam frame is close to the front end of the connection wall.

Further, the collateral support ring further includes multiple support wheels and for limiting the outer wheel along its axis direction Mobile locating part；

The multiple support wheel being provided at circumferentially spaced along the collateral support ring, and two end faces of each support wheel It is connect respectively with the inner collar and external toroidal ring, the rolling surface of the support wheel is contacted with the inner wall of the outer wheel, so that institute It states support wheel and supports the outer wheel.

Further, the locating part setting is multiple；Multiple locating parts are set along the circumferentially-spaced of collateral support ring It sets；

Wherein, the locating part includes two limited posts and two position-limited wheels being socketed on the outside of the limited post；It is described The axial direction of limited post is radially consistent with the collateral support ring；

Limited post described in every two forms the channel for accommodating the outer wheel, and the limited post and corresponding inner collar or External toroidal ring connection, the rolling surface of the position-limited wheel are contacted with the side wall of the outer wheel.

Further, the support wheel and the locating part are respectively provided with three, and the two sides difference of each support wheel Finite place piece, three support wheel (130) equidistantly distributeds are set；

And one support wheel and two locating parts are set in the surface of the driving component.

Compared with prior art, the utility model has the advantages that

Support driving mechanism provided by the utility model is connected with connection wall by two collateral support rings, forms rolling The frame structure of vehicle；Outer wheel rolling is connected to the outside of collateral support ring, send out outer wheel and collateral support ring can between the two It is raw to relatively rotate；Be provided with cross beam frame on collateral support ring, by the both ends of flexible supporting frames respectively with cross beam frame and driving group Part connection, and the compression deformation by changing flexible supporting frames, can adjust driving assembly and cross beam frame distance, make driving group The active wheel of part has the trend that wheel is mobile outwardly, abuts so that active wheel be made to remain with the inner wall of outer wheel, makes to drive Dynamic component is able to drive outer vehicle wheel rotation, reduces the case where even avoiding skidding, the vehicle that enables to roll significantly deflect or Person's overturning, brings the different recreation experience of passenger；It is, making elasticity by the gravity of vehicle body hanger before the driving of outer wheel Support frame is in maximum compressive state, and the active wheel of driving assembly is abutted with the inner wall of outer wheel；Before occupant thinks experience When shaking or roll afterwards, rotate vehicle body hanger, driving assembly with vehicle body hanger deflection angle, at this point, vehicle body hanger according to Pressure by the external wheel of gravity is reduced, and the screen resilience of flexible supporting frames increases the pressure of the external wheel of the active wheel of driving assembly Greatly, so that the pressure of the external wheel of active wheel be made to remain unchanged, and then protect the active wheel of driving assembly and the inner wall of outer wheel Abutting is held, the phenomenon that even avoiding the occurrence of skidding is reduced, rolling vehicle is enable to overturn.

The purpose of this utility model is to provide a kind of rolling vehicles, cannot function as rolling vehicle to solve existing pleasure vehicle, when When vehicle body hanger deflection is excessive or overturns, outer wheel and hub driven motor skid, and keep passenger inclined from experiencing vehicle body hanger The technical issues of turning over big or overturning.

Rolling vehicle provided by the utility model, comprising: at least one seat and the support driving mechanism；

The seat is arranged in the connection wall.

Compared with prior art, the utility model has the advantages that

Rolling vehicle provided by the utility model, passenger person sit on the seat, can not only by driving support driving mechanism It drives occupant's traveling and sways forwards and backwards, and be able to drive occupant and overturn, experience different enjoyment.Wherein, The structure and beneficial effect of support driving mechanism are above-mentioned to have been carried out detailed elaboration, is not discussed here.

Detailed description of the invention

It, below will be right in order to illustrate more clearly of specific embodiment of the present invention or technical solution in the prior art Specific embodiment or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, it is described below In attached drawing be that some embodiments of the utility model are not paying creativeness for those of ordinary skill in the art Under the premise of labour, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the structural schematic diagram of the collateral support ring for the support driving mechanism that the utility model embodiment one provides；

Fig. 2 is partial enlarged view at the A of the collateral support ring for the support driving mechanism that Fig. 1 is supplied；

Fig. 3 is partial enlarged view at the B of the collateral support ring for the support driving mechanism that Fig. 1 is supplied；

Fig. 4 is the side view of the collateral support ring for the support driving mechanism that Fig. 1 is supplied；

Fig. 5 is the structural schematic diagram for the rolling vehicle that the utility model embodiment two provides.

Icon: 100- vehicle body hanger；The outer wheel of 200-；300- hub driven motor；The collateral support ring of 110-；120- Connection wall；130- support wheel；140- locating part；111- inner collar；112- external toroidal ring；113- curved sections；114- crossbeam Frame；141- limited post；142- position-limited wheel；310- flexible supporting frames；311- rigid connecting rod；312- flexible connecting rod.

Specific embodiment

The technical solution of the utility model is clearly and completely described below in conjunction with attached drawing, it is clear that described Embodiment is the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, originally Field those of ordinary skill every other embodiment obtained without making creative work belongs to practical Novel protected range.

It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" is to be based on the orientation or positional relationship shown in the drawings, and is only For ease of description the utility model and simplify description, rather than the device or element of indication or suggestion meaning must have it is specific Orientation, be constructed and operated in a specific orientation, therefore should not be understood as limiting the present invention.In addition, term " the One ", " second ", " third " are used for descriptive purposes only and cannot be understood as indicating or suggesting relative importance.

In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary, It can be the connection inside two elements.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition The concrete meaning of language in the present invention.

Embodiment one

As shown in Figure 1 and Figure 4, the present embodiment provides support driving mechanisms, comprising: vehicle body hanger 100,200 and of outer wheel Driving assembly for driving outer wheel 200 to rotate；Vehicle body hanger 100 includes two collateral support rings 110 and is used to connect two The connection wall 120 of collateral support ring 110；Two outer wheels 200 are separately positioned on the periphery of collateral support ring 110, and outer wheel 200 roll connection with collateral support ring 110；Cross beam frame 114 is provided on collateral support ring 110；Cross beam frame 114 passes through resilient support Frame 310 is connect with driving assembly, and is deformed by the elastic compression of flexible supporting frames 310, so that the driving of flexible supporting frames 310 is driven The active wheel of dynamic component has the trend that wheel 200 is mobile outwardly, abuts active wheel with the holding of the inner wall of outer wheel 200.

Support driving mechanism provided in this embodiment is connected with connection wall 120 by two collateral support rings 110, is formd The frame structure of rolling vehicle；Outer wheel 200 rolls the outside for being connected to collateral support ring 110, makes outer wheel 200 and collateral support ring 110 can relatively rotate between the two, thus enable roll vehicle swayed forwards and backwards according to the wish of occupant or Rolling；Be provided with cross beam frame 114 on collateral support ring 110, by the both ends of flexible supporting frames 310 respectively with cross beam frame 114 and Driving assembly connection, and the compression deformation by changing flexible supporting frames 310, can adjust driving assembly and cross beam frame 114 Distance makes active wheel have the trend that wheel 200 is mobile outwardly, to make the interior of the active wheel of driving assembly and outer wheel 200 Wall remains abutting, rotates the active wheel of driving assembly and is able to drive the outer rotation of wheel 200, reduces and even avoid skidding The case where, so that rolling vehicle is significantly deflected or is overturn, brings the different recreation experience of passenger；It is, in outer vehicle Before 200 driving of wheel, flexible supporting frames 310 are made to be in compressive state, the active wheel of driving assembly by the gravity of vehicle body hanger 100 It is abutted with the inner wall of outer wheel 200；When occupant thinks that experience is swayed forwards and backwards or rolled, rotate vehicle body hanger 100, driving Component is with 100 deflection angle of vehicle body hanger, at this point, vehicle body hanger 100 is reduced by the pressure of the external wheel 200 of gravity, bullet The screen resilience of property support frame 310 increases the pressure of the external wheel 200 of the active wheel of driving assembly, to make the work of driving assembly The pressure for making to take turns external wheel 200 remains unchanged, and then supports the active wheel of driving assembly and the inner wall holding of outer wheel 200 It connects, reduces the phenomenon that even avoiding the occurrence of skidding, rolling vehicle is enable to overturn.

It should be noted that there are many structures of driving assembly, for example, driving assembly includes motor and V belt translation component, Motor is arranged on elastic support, and the driven wheel of V belt translation component is active wheel, and the both ends of the surface and flexible supporting frames of driven wheel 310 connections, are rotated by motor, drive driven wheel rotation, to make driven wheel that outer wheel 200 be driven to work.Wherein, in this reality Apply in example, driving assembly be hub driven motor 300, two end faces of hub driven motor 300 respectively with flexible supporting frames 310 Connection, the rolling surface of hub driven motor 300 are abutted with the inner wall of outer wheel 200.It is, hub driven motor 300 is work It takes turns.

It should be noted that as shown in Figure 1, hub driven motor 300 includes that motor body and two are separately positioned on electricity The end face portion at the both ends of machine ontology, wherein motor body can be rotated relative to two end face portions, flexible supporting frames 310 and wheel hub The end face portion of driving motor 300 is fixedly connected.

It should be noted that as shown in Figure 1, collateral support ring 110 include spaced inner collar 111 and external toroidal ring 112, And inner collar 111 is connected with external toroidal ring 112；Two inner collars 111 are connect with connection wall 120, so that vehicle body hanger 100 is tubular Structure；Outer wheel 200 is arranged between inner collar 111 and external toroidal ring 112；It is provided on inner collar 111 and external toroidal ring 112 Cross beam frame 114, is connected with flexible supporting frames 310 on each cross beam frame 114, and two flexible supporting frames 310 respectively with it is corresponding Hub driven motor 300 end face connection.

It should be noted that beam rail can be inclined or be in a horizontal state before the driving of outer wheel 200； In the present embodiment, before the driving of outer wheel 200, beam rail is in a horizontal state.

On that basi of the above embodiments, further, such as Fig. 1 and as shown in figure 4, flexible supporting frames 310 include rigidity connect Extension bar 311 and flexible connecting rod 312；Rigid connecting rod 311 is obliquely installed, and one end of rigid connecting rod 311 passes through the first rotation Shaft and the rotation of cross beam frame 114 connect, and the other end of rigid connecting rod 311 is connect with the end face of hub driven motor 300；Elasticity One end of connecting rod 312 is connected by the second rotary shaft and the rotation of cross beam frame 114, the other end and rigidity of flexible connecting rod 312 The middle position of connecting rod 311 rotates axis connection by third.It should be noted that before outer wheel 200 drives, flexible connecting rod 312 are in most compressed state, and hub driven motor 300 is connected to the least significant end of outer wheel 200.

It is, by 311 connecting cross beam frame 114 of rigid connecting rod and hub driven motor 300, and rigid connecting rod 311 are obliquely installed；The both ends of flexible connecting rod 312 are rotatably connected to respectively on cross beam frame 114 and rigid connecting rod 311；? Before outer wheel 200 drives, flexible connecting rod 312 is in most compressed state, and hub driven motor 300 is connected to outer wheel 200 Least significant end, hub driven motor 300 abuts with the inner wall of outer wheel 200；When the overturning of vehicle body hanger 100, make that wheel hub drive occurs Dynamic motor 300 deflects, when the active force between hub driven motor 300 and the inner wall of outer wheel 200 will reduce, elastic connection Bar 312 discharges screen resilience, 311 rotational angle of rigid connecting rod is pushed, to enable hub driven motor 300 and outer wheel The phenomenon that 200 inner wall abuts, and prevents hub driven motor 300 from having skidded.

It should be noted that being fixedly connected with mounting rod (not having picture in figure), flexible connecting rod 312 in rigid connecting rod 311 It is rotatably connected by third rotary shaft with mounting rod, to realize the centre with rigid connecting rod 311 of flexible connecting rod 312 Position connection.

Certainly, flexible supporting frames 310 can also be other structures, for example, rigid connecting rod 311 and flexible connecting rod 312 Integral structure forms the connecting rod that can be stretched, and by alloing connecting rod to stretch and restoring, makes the rolling of hub driven motor 300 Dynamic face is abutted with the holding of the inner wall of outer wheel 200.

Wherein, it should be noted that before outer wheel 200 drives, flexible connecting rod 312 can be vertically arranged, and can also be inclined Tiltedly setting, in the present embodiment, as shown in figure 4, flexible connecting rod 312 is obliquely installed before outer wheel 200 drives, and rigidity connects Extension bar 311 is opposite with 312 inclined direction of flexible connecting rod.

It should be noted that the installation point of rigid connecting rod 311 and cross beam frame 114 can be close to the entrance of connection wall 120 Place, away from the inlet of connection wall 120.In the present embodiment.As shown in figure 5, rigid connecting rod 311 and cross beam frame 114 installation point is close to the front end of connection wall 120.Wherein, the front end of connection wall 120 refers to that people is sat on or stood in rolling vehicle Afterwards, the front of people.

Wherein, the entrance of connection wall 120 is the entrance that occupant enters rolling vehicle, the position opposite with seat.

In addition, as shown in Figure 1, Figure 2 and Figure 3, collateral support ring 110 further includes multiple support wheels 130 and for limiting outer vehicle The locating part 140 that wheel 200 is moved along outer 200 axis direction of wheel；Multiple support wheels 130 are circumferentially-spaced along collateral support ring 110 Setting, and two end faces of each support wheel 130 are connect with inner collar 111 and external toroidal ring 112 respectively, the rolling of support wheel 130 Face is contacted with the inner wall of outer wheel 200, so that support wheel 130 supports outer wheel 200.Pass through the setting of multiple support wheels 130, energy It enough realizes that collateral support ring 110 and the rolling of outer wheel 200 are connect, makes the two that relative rotation can occur；Pass through 140 energy of locating part Enough outer wheels 200 of limitation are moved along its axis direction, make outer wheel 200 between external toroidal ring 112 and inner collar 111.

On that basi of the above embodiments, further, locating part 140 is arranged multiple；Multiple locating parts 140 are along collateral support ring 110 are provided at circumferentially spaced；Wherein, as shown in Figure 1, Figure 2 and Figure 3, locating part 140 includes two limited posts 141 and two sets Connect the position-limited wheel 142 in 141 outside of limited post；The axial direction of limited post 141 is radially consistent with collateral support ring 110；Every two limit Position column 141 forms the channel for accommodating outer wheel 200, and limited post 141 is connected with corresponding inner collar 111 or external toroidal ring 112；Limit The rolling surface of position wheel 142 is contacted with the side wall of outer wheel 200.It is connect by the side wall of the rolling surface and outer wheel 200 of position-limited wheel 142 Touching, outer wheel 200 can be limited by position-limited wheel 142 and is moved along its axial direction, meanwhile, position-limited wheel 142 is with outer wheel 200 Contact, friction between the two can be reduced, to reduce its abrasion.

Specifically, in the present embodiment, as shown in figure 4, support wheel 130 and locating part 140 are respectively provided with three, and each Finite place piece 140, three 130 equidistantly distributeds of support wheel are respectively set in the two sides of support wheel 130；And it is set above driving assembly Set a support wheel 130 and two locating parts 140.

On that basi of the above embodiments, further, as shown in Figure 1, collateral support ring 110 further includes connection inner collar 111 With two curved sections 113 of external toroidal ring 112, two curved sections 113 are separately positioned on the support wheel of 300 top of hub driven motor Between 130 support wheels 130 adjacent with both sides.It can reinforce what inner collar 111 and external toroidal ring 112 connected by curved sections 113 Stability.

Embodiment two

As shown in figure 5, rolling vehicle provided by the utility model, comprising: the branch of at least one seat and the offer of embodiment one Support driving mechanism；Seat is arranged in connection wall 120.

Rolling vehicle provided in this embodiment, passenger person sit on the seat, can not only band by driving support driving mechanism Dynamic occupant travels and sways forwards and backwards, and is able to drive occupant and overturns, and experiences different enjoyment.Wherein, it props up It supports the structure of driving mechanism and beneficial effect is above-mentioned that detailed elaboration has been carried out, be not discussed here.

It should be noted that in the present embodiment, when rolling vehicle needs to shake or overturn, it is necessary first to which occupant is forward Perhaps the roll shaking of vehicle needs or overturning can be made by applying an active force backward.And hub driven motor when overturning The revolving speed of hub driven motor 300 when 300 revolving speed is greater than normally travel.In order to preferably overturn, the center of gravity for the vehicle that rolls is lower than The center of collateral support ring 110, and center of gravity is lower, it is easier to overturn.

Finally, it should be noted that the above various embodiments is only to illustrate the technical solution of the utility model, rather than it is limited System；Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should Understand: it is still possible to modify the technical solutions described in the foregoing embodiments, or to some or all of Technical characteristic is equivalently replaced；And these are modified or replaceed, it does not separate the essence of the corresponding technical solution, and this is practical new The range of each embodiment technical solution of type.

Claims (10)

1. a kind of support driving mechanism characterized by comprising vehicle body hanger (100), outer wheel (200) and for driving State the driving assembly of outer wheel (200) rotation；

The vehicle body hanger (100) includes two collateral support rings (110) and the company for connecting two collateral support rings (110) Connect wall (120)；Two outer wheels (200) are separately positioned on the periphery of the collateral support ring (110), and the outer vehicle It takes turns (200) and the collateral support ring (110) rolls and connects；

Cross beam frame (114) are provided on the collateral support ring (110)；

The cross beam frame is connect by flexible supporting frames (310) with the driving component, and passes through the bullet of the flexible supporting frames Property compressive deformation so that the active wheel of the flexible supporting frames (310) driving the driving component has towards the outer wheel (200) mobile trend abuts the active wheel with the holding of the inner wall of the outer wheel (200).

2. support driving mechanism according to claim 1, which is characterized in that the driving component is hub driven motor (300), two end faces of the hub driven motor (300) are connect with the flexible supporting frames (310) respectively, and the wheel hub drives The rolling surface of dynamic motor (300) is abutted with the inner wall of the outer wheel (200).

3. support driving mechanism according to claim 2, which is characterized in that the collateral support ring (110) includes that interval is set The inner collar (111) and external toroidal ring (112) set, and the inner collar (111) is connected with external toroidal ring (112)；Two inner ring Circle (111) is connect with the connection wall (120), so that the vehicle body hanger (100) is tubular structure；The outer wheel (200) It is arranged between inner collar (111) and external toroidal ring (112)；

The cross beam frame (114) are provided on the inner collar (111) and external toroidal ring (112), in each cross beam frame (114) be connected on the flexible supporting frames (310), and two flexible supporting frames (310) respectively with the corresponding wheel The end face of hub driving motor (300) connects.

4. support driving mechanism according to claim 3, which is characterized in that the flexible supporting frames (310) include rigidity Connecting rod (311) and flexible connecting rod (312)；The rigid connecting rod (311) is obliquely installed, and the rigid connecting rod (311) one end by the first rotary shaft and the cross beam frame (114) rotation connect, the rigid connecting rod (311) it is another End is connect with the end face of the hub driven motor (300)；One end of the flexible connecting rod (312) by the second rotary shaft with Cross beam frame (114) rotation connects, in the other end of the flexible connecting rod (312) and the rigid connecting rod (311) Between position axis connection rotated by third.

5. support driving mechanism according to claim 4, which is characterized in that before outer wheel (200) driving, the bullet Property connecting rod (312) is obliquely installed, and the rigid connecting rod (311) and flexible connecting rod (312) inclined direction are opposite.

6. support driving mechanism according to claim 4, which is characterized in that the rigid connecting rod (311) and the cross Front end of the installation point of roof beam structure (114) close to the connection wall (120).

7. according to the described in any item support driving mechanisms of claim 3-6, which is characterized in that the collateral support ring (110) is also Including multiple support wheels (130) and for limiting the outer wheel (200) limit mobile along outer wheel (200) axis direction Position part (140)；

The multiple support wheel (130) being provided at circumferentially spaced along collateral support ring (110), and each support wheel (130) two end faces are connect with the inner collar (111) and external toroidal ring (112) respectively, the rolling surface of the support wheel (130) It is contacted with the inner wall of the outer wheel (200), so that the support wheel (130) supports the outer wheel (200).

8. support driving mechanism according to claim 7, which is characterized in that locating part (140) setting is multiple；It is multiple Locating part (140) being provided at circumferentially spaced along collateral support ring (110)；

Wherein, the locating part (140) includes that two limited posts (141) and two are socketed on the outside of the limited post (141) Position-limited wheel (142)；The axial direction of the limited post (141) is radially consistent with the collateral support ring (110)；

Limited post described in every two (141) forms the channel for accommodating the outer wheel (200), and the limited post (141) with it is right Inner collar (111) or external toroidal ring (112) connection answered, the side of the rolling surface of the position-limited wheel (142) and the outer wheel (200) Wall contact.

9. support driving mechanism according to claim 8, which is characterized in that the support wheel (130) and the locating part (140) three are respectively provided with, and the two sides of each support wheel (130) are respectively set finite place piece (140), three supports Take turns (130) equidistantly distributed；

In the top of the driving component, one support wheel (130) and two locating parts (140) are set.

10. a kind of rolling vehicle characterized by comprising at least one seat and the described in any item supports of claim 1-9 Driving mechanism；

The seat is arranged in the connection wall of the support driving mechanism.