CN205952212U - A limit structure for wheel - Google Patents

Abstract

The utility model discloses a balance car, the utility model discloses a limit structure for wheel, the wheel is fixed in on the automobile body through the rotation piece, a wheel and a rotation connection, piece and the mobile fixed connection of automobile body rotate, the wheel accessible the movable fixed connection who rotates piece and automobile body stacks from initial condition on the automobile body, limit structure is used for spacingly rotate the piece, in order to prevent rotate an activity. The utility model discloses convenient folding wheel just reduces holistic volume to the automobile body the time when folding with the wheel to the automobile body greatly to carry and transport.

Description

A kind of position limiting structure for wheel

Technical field

This utility model is related to the rotatable construction applications of wheel, in particular, is related to a kind of spacing for wheel Structure.

Background technology

Electrodynamic balance car, is body-sensing car, thinking car again, its operation principles be mainly built upon one kind be referred to as " dynamically steady In ultimate principle calmly ", using gyroscope and the acceleration transducer of vehicle body, to detect the change of vehicle body attitude, and profit With servo-control system, accurately motor is adjusted correspondingly, to keep the balance of system.

Existing electrodynamic balance car typically has two kinds, and one kind is that have an action bars on car body, and user stands in electronic On the foot platform of balance car, action bars is operated, thus advancing, retreating and stopping, such control is also referred to as " manual ". Another kind is that car body is made up of two parts, realizes mutually rotating by rotating mechanism, thus realizing between left half and right half " foot control ".It is CN104029769A (date of publication referring to Chinese utility model patent publication No.：20140910) electrodynamic balance is turned round Turn round car, its carry with transportation in, due to wheel project outside so that balance car integrally takies larger space, thus With regard to not readily portable and transport.

Utility model content

Technical problem to be solved in the utility model be a kind of wheel and car body cooperation are provided after be convenient for carrying and transport The position limiting structure for wheel.

The purpose of this utility model is achieved through the following technical solutions：

According to one side of the present utility model, the utility model discloses a kind of position limiting structure for wheel, described Wheel is fixed on car body by tumbler, and described wheel and tumbler connect, and described tumbler and the movable fixation of car body are even Connect, described wheel can be fixedly connected with the activity of car body by described tumbler and be stacked to described car body from original state, institute State position limiting structure for spacing described tumbler, to prevent described tumbler activity.

Compared with prior art, of the present utility model have the technical effect that：Wheel can be by the work of described tumbler and car body Dynamic being fixedly connected is stacked to described car body from original state, when not in use, rotates wheel, by vehicle wheel rotation to car body position Put, prevent wheel from projecting outside, thus reducing overall volume, and then conveniently transport and carry.And, position limiting structure is to tumbler Spacing, prevent tumbler activity or rock, and then prevent the wheel being fixedly connected with tumbler from rocking, when wheel is in initial shape During state, position limiting structure rotation-limited part, prevent tumbler from rotating, prevent from making because of the rotation of tumbler wheel deviate.And work as car When wheel stacks to described car body, the activity of position limiting structure rotation-limited part is it is ensured that tumbler and wheel are fixed on car body together On, and then conveniently transport and carry.

Brief description

Fig. 1 is the overall structure diagram of one embodiment balance car of this utility model；

Fig. 2 is the overall structure diagram of one embodiment balance car of this utility model；

Fig. 3 is the overall structure diagram of one embodiment balance car of this utility model；

Fig. 4 is the overall structure diagram of one embodiment balance car of this utility model；

Fig. 5 is the overall structure diagram of one embodiment balance car of this utility model；

Fig. 6 is one embodiment car body of this utility model, the schematic diagram of rotary shaft, limit shaft and elastic component cooperation；

Fig. 7 is the partial resolution schematic diagram of Fig. 6；

Fig. 8 is one embodiment limit shaft of this utility model and the schematic diagram of elastic component cooperation；

Fig. 9 is the structural representation of this utility model one limit shaft of one embodiment；

Figure 10 is the overall structure diagram of one embodiment electrodynamic balance car of this utility model；

Figure 11 is the overall structure diagram of one embodiment electrodynamic balance car of this utility model；

Figure 12 is the overall structure diagram of one embodiment electrodynamic balance car of this utility model；

Figure 13 is the overall structure diagram of one embodiment electrodynamic balance car of this utility model；

Figure 14 is the overall structure diagram of one embodiment electrodynamic balance car of this utility model；

Figure 15 is the overall structure diagram of one embodiment electrodynamic balance car of this utility model；

Figure 16 is the overall structure diagram of one embodiment electrodynamic balance car of this utility model；

Figure 17 is the overall structure diagram of one embodiment electrodynamic balance car of this utility model.

Wherein, 100, balance car；110th, car body；111st, axis hole；112nd, the first spacing hole；113rd, the second spacing hole；114、 Rotation space；115th, groove；116th, placing trough；120th, wheel；130th, tumbler；131st, loose slot；140th, rotary shaft；150th, limit Position axle；151st, slide block；152nd, limited post；160th, elastic component；200th, returning face plate；210th, insertion groove；220th, turning part；300th, prop up Strut；310th, insertion section；320th, rotation section；400th, trip shaft.

Specific embodiment

In description of the present utility model it is to be understood that term " " center ", " horizontal ", " on ", D score, " left ", The orientation of instruction such as " right ", " vertical ", " level ", " top ", " bottom ", " interior ", " outward " or position relationship are based on shown in the drawings Orientation or position relationship, are for only for ease of description this utility model and simplify description, rather than the dress of instruction or hint indication Put or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to this utility model Restriction.Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or hint relative importance Or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or Implicitly include one or more this feature.In description of the present utility model, unless otherwise stated, the implication of " multiple " It is two or more.In addition, term " inclusion " and its any deformation are it is intended that cover non-exclusive comprising.

In description of the present utility model, it should be noted that unless otherwise clearly defined and limited, term " peace Dress ", " being connected ", " connection " should be interpreted broadly, for example, it may be being fixedly connected or being detachably connected, or integratedly Connect；Can be to be mechanically connected or electrically connect；Can be to be joined directly together it is also possible to be indirectly connected to by intermediary, It can be the connection of two element internals.For the ordinary skill in the art, above-mentioned art can be understood with concrete condition Concrete meaning in this utility model for the language.

Term used herein above is used for the purpose of description specific embodiment and is not intended to limit exemplary embodiment.Unless Context clearly refers else, and otherwise singulative " one " used herein above, " one " also attempt to including plural number.Also should When being understood by, term " inclusion " used herein above and/or "comprising" specify stated feature, integer, step, operation, Unit and/or the presence of assembly, and do not preclude the presence or addition of other features one or more, integer, step, operation, unit, Assembly and/or a combination thereof.

With preferred embodiment, this utility model is described in further detail below in conjunction with the accompanying drawings.

As an embodiment of the present utility model, as shown in Figure 8 and Figure 9, it is a kind of showing of position limiting structure of the present embodiment It is intended to, in conjunction with Fig. 1 to Fig. 7, the position limiting structure of the present embodiment is used between wheel 120 and car body 110, specifically, position limiting structure For the spacing tumbler 130 being connected between car body 110 and wheel 120, thus realizing spacing to tumbler 130.Under Face, is described in detail as a example position limiting structure is applied on a kind of balance car：

Describe the balance car 100 of this utility model embodiment below with reference to Fig. 1 to Fig. 9 and be applied to this balance car 100 On position limiting structure.

As shown in Figures 1 to 9, balance car 100 includes car body 110 and the wheel 120 being arranged on car body 110, wheel 120 Two, three or four, or the wheel more than four can be set.And the present embodiment is preferably provided with two on car body 110 Wheel 120, and the symmetrical end positions being arranged on car body 10, as shown in Figures 1 to 5.

In the present embodiment, wheel 120 can be rotated with respect to car body 110, thus just wheel 120 can be folded into The upper surface of car body 110 or fold at the bottom position of car body 110, thus prevents wheel exposed outside, greatly reduces The volume of balance car, with Portable belt or transportation balance car 100.The present embodiment preferably selects and for wheel 120 to fold into car body 110 Upper surface, when folding wheel 120, wheel 120 supports to ground, and car body 110 is played a supporting role, if by wheel 120 In downward direction fold and be accomplished by firmly holding up car body 110, or car body 110 is overturn, then refolding wheel 120.And this reality Apply example to be directly folded to wheel 120 on the upper surface of car body 110, so in folding process, hold up car without using bearing capacity Body 110, facilitates implementation folding.

It is in the schematic diagram of original state as depicted in figs. 1 and 2 for wheel, be folded to car for wheel as shown in Figures 3 to 5 The schematic diagram of body upper surface, the concrete mode being rotated with respect to car body 110 in conjunction with Fig. 6 to Fig. 9, the present embodiment wheel 120 One is as follows：

Wherein, described balance car 100 includes going back tumbler 130 and position limiting structure, and described wheel 120 and tumbler 130 are even Connect, described tumbler 130 is movable with car body 110 to be fixedly connected, described wheel 120 can pass through described tumbler 130 and car body 110 activity is fixedly connected and is stacked to described car body 110 from original state, and described position limiting structure is used for spacing described tumbler 130, to prevent the activity of described tumbler 130.

In the present embodiment, the spacing described tumbler of described position limiting structure when described wheel 120 is in original state 130, to prevent described tumbler activity, and described position limiting structure is spacing described when described wheel is stacked on described car body Tumbler, to prevent described tumbler activity.

It should be noted that the present embodiment position limiting structure is not limited to this to the limit method of tumbler, the present embodiment Position limiting structure can also carry out the spacing of other modes to tumbler, such as：The described limit when described wheel is in original state The spacing described tumbler of bit architecture, to prevent described tumbler activity.

For another example：The spacing described tumbler of described position limiting structure when described wheel is stacked on described car body, to prevent Described tumbler activity.

Again such as：When wheel is in the position between original state and car body upper surface, spacing described turn of position limiting structure Moving part, in case rotation stop moving part is movable.

The present embodiment position limiting structure is spacing to tumbler, prevents tumbler activity or rocks, and then prevents solid with tumbler The fixed wheel connecting rocks, when wheel is in original state, position limiting structure rotation-limited part, and prevent tumbler from rotating, and then Guarantee that balance car can normally run, prevent from making because of the rotation of tumbler wheel deviate.And work as wheel and stack to described car body When upper, the activity of position limiting structure rotation-limited part it is ensured that tumbler and wheel are fixed on car body together, and then convenient transport and Carry.

In the present embodiment, described tumbler 130 is fixedly connected by bearing pin 140 is movable with car body 110, described rotation Part 130 can rotate along described bearing pin 140, and described car body 110 is provided with the axis hole 111 for placing described bearing pin, corresponding, turns Axis hole for placing described bearing pin 140 is also equipped with moving part 140, the axis hole on tumbler is relative with the axis hole on car body Should, all it is adapted with bearing pin.Further, described bearing pin 140 is detachably mounted on described car body 110, bearing pin 140 and car It is detachably fixed connection between body, just conveniently dismounting hinge pin gets off, and then conveniently tumbler is separated with car body, thus real Show the dismounting by wheel and tumbler, thus wheel and car body achieve modularity, thus convenient transported and carry.

In the present embodiment, described position limiting structure includes limit shaft 150, and described car body 110 is provided with spacing hole (first Spacing hole 112 and the second spacing hole 113), described tumbler 130 is provided with rotation hole, and described limit shaft 150 can be inserted respectively into Described spacing hole and rotation in the hole.

Wherein, described tumbler 130 is provided with the loose slot 131 being connected with described rotation hole, and described limit shaft 150 can Described rotation hole and spacing in the hole are inserted respectively into by described loose slot 131.This be by limit shaft come rotation-limited hole and A kind of concrete mode of spacing hole, it should be noted that the present embodiment limit shaft is inserted into rotation hole and the mode of spacing in the hole It is not limited to this, such as, limit shaft is inserted at the spacing hole of car body, and be inserted into rotation in the hole, or directly will be spacing Axle is fixed on car body, and limit shaft is limited on car body, and limit shaft only can be in the spacing in the hole activity of car body, in active procedure It is inserted into rotation in the hole, or pull out from rotating in the hole.

Further, limit shaft 150 is fixed on tumbler 130.

Specifically, described limit shaft 150 is arranged on described tumbler 130, and described limit shaft 150 can be in described loose slot 131 can be accommodated in described work with rotation in the hole activity, described limit shaft 150 in described loose slot 131 with when rotating in the hole activity Dynamic groove and rotate in the hole, also can part from described rotation hole stretches out in described tumbler；When described spacing shaft portion is from described Rotation hole inserts described spacing in the hole when stretching out in outside described tumbler.

More specifically, described position limiting structure also includes elastic component 160, and described elastic component 160 is positioned over described loose slot 131 Interior, described elastic component 160 and limit shaft 150 connect, and specifically, described limit shaft 150 is provided with limited post 152, described elasticity In part 160 socket and described limited post 152.When described limit shaft stretch out in outside described tumbler be inserted partially into described spacing During in the hole, described elastic component produces elastic pressure to described limit shaft, and the telescopic extensions of described elastic component are more than or equal to described limit Position part stretches out in the length of described tumbler outer portion.

In the present embodiment, described limit shaft 150 is provided with for controlling described limit shaft 150 in described loose slot 131 With the slide block 151 rotating in the hole activity, described slide block is from described loose slot protrudes from described tumbler.

In the present embodiment, described elastic component 160 includes a spring, and its elasticity is good, it is of course also possible to arrange other tools Resilient material, such as rubber etc..

In the present embodiment, described car body 110 is provided with the rotation space 114 for the activity of described tumbler, described spacing Hole is divided into two parts by described rotation space, and described limit shaft includes two, is respectively used to be placed into described spacing hole Two parts.

Certainly, the present embodiment can also only arrange limit shaft one elastic component of cooperation, and such as, elastic component one end is fixed To in loose slot, a limit shaft one end and elastic component connect, and the other end can be inserted into spacing in the hole in the activity rotating in the hole.

The present embodiment rotation hole is through-hole structure, and spacing hole is also through-hole structure, and certainly, spacing hole can also arrange cecutiency Pore structure.The rotation hole of the present embodiment, spacing hole and axis hole can be arranged to through hole or blind hole according to the actual requirements.

In the present embodiment, spacing hole includes the first spacing hole 112 and the second spacing hole 113, when wheel is in initially During state, described limit shaft stretches out from rotation hole and loose slot and is inserted in described first spacing hole 112；When wheel is folded When being put in car body upper surface, described limit shaft stretches out from rotation hole and loose slot and is inserted into described second spacing hole 113 In, it is achieved thereby that the effect of automatic spacing, in case rotation stop moving part rotates.Wherein, axis hole 111 is near the end of described car body 110 Portion and the upper surface of car body 110, so so that rotary shaft 140 is near the end of car body and upper surface, and work as wheel and are in During original state, active force during wheel supporting car body is applied in rotary shaft 140, so allows for rotary shaft closer to car Wheel, thus supporting effect is more preferable.And axis hole facilitates wheel to be stacked on car body upper surface near car body upper surface.

It should be noted that implementation above is said to the concrete example that the spacing mode of tumbler is only the present embodiment Bright, to those skilled in the art, the present embodiment is realized being not limited to above structure to the spacing mode of tumbler.

Motor that the present embodiment balance car includes being additionally operable to driving described wheel, for providing the power supply of power, setting It is equipped with circuit board and the controller of sensor, described controller is electrically connected with circuit board, power supply and motor respectively.Need It is noted that prior art of the prior art, to provide in such as background technology can be adopted with regard to circuit board and controller, Here no longer conducts further description.

Wherein, motor arranges in wheel, and wheel is wheel hub motor, and the motor in wheel passes through wire and electricity Source, circuit board and controller are realized being electrically connected with.

Specifically, wheel and tumbler are electrically connected with, and tumbler is provided with tumbler passage and is used for placing wire, car body Rotation space 114 position is provided with the car body passage for placing wire, wherein, car body channel position is provided with for positioning The location structure of wire, the wire of car body position is provided with interface, corresponding, and the wire of tumbler position is provided with grafting Connection-peg on wire at tumbler only need to be inserted into car body channel position when tumbler is fixedly connected with car body and lead by head The electric connection of wheel and power supply etc. can be achieved on the interface of line, connected mode is simple.This sample embodiment is by wire It is respectively provided in car body passage and tumbler passage, such hidden design, just prevent the exposed impaired or product outside of wire Outside business.

Wherein, car body includes two pedals being arranged on surface.

According to another embodiment of the present utility model, as shown in Figure 10 to Figure 17, the electrodynamic balance car 100 of the present embodiment Also include returning face plate 200, described returning face plate 200 one end is fixed on described car body 110, and described returning face plate 200 can be fixed along it End carries out upset in described car body and rotates, when described returning face plate is fixed along it end upset on described car body, described returning face plate Be partially protrude through outside described car body.

The present embodiment is provided with returning face plate on the car body of electrodynamic balance car, and returning face plate can be fixed along it end and carry out upset turn Dynamic, when returning face plate carries out upset and rotates, being partially protrude through outside car body, thus thing just can be placed on returning face plate of returning face plate Product, especially when user uses electrodynamic balance car in market shopping, purchase can be placed directly within returning face plate, and Additionally contain things need not be carried out using basket or knapsack etc..

And the electrodynamic balance car of the present embodiment, returning face plate can also be directly connected on conveying arrangement, such as transport Car, thus convenient placing articles in transport vehicle, greatly convenient use person's transport goods.

Not only convenient use person's electrodynamic balance car of the present embodiment rides instead of walk, and convenient use person transport article it is achieved that Multi-functional.

Returning face plate, when arranging returning face plate, can be fixed near body end portion, so work as returning face plate by the present embodiment When overturning to above car body, a returning face plate only seldom part protrudes from outside car body, or car body can design and not protrude from car In vitro, ride instead of walk thus being user-friendly to electrodynamic balance car；And when returning face plate overturns to car body outside, returning face plate is most of prominent Outside car body, thus compare the size of car body itself, just considerably increase the area of car body, to put on returning face plate Placing articles.

Specifically, described returning face plate 200 is fixedly attached to described car body 110 top by trip shaft 400.By returning face plate The area of returning face plate, so that upset rotates returning face plate 200, can be arranged larger by 200 tops arranging car body 110, if Two end setting returning face plates of car body, returning face plate easily touches ground when upset rotates, produces and stop, and cannot overturn Rotate returning face plate it is necessary to arrange returning face plate little, to prevent ground from stopping, but, thus it is not easy to put on returning face plate Placing articles.Therefore, returning face plate is arranged on car body top by this utility model, not only facilitates upset to rotate returning face plate, and permissible The area of returning face plate is arranged larger, to place more article thereon.

In the present embodiment, further, described returning face plate 200 is fixedly attached to described car body 110 by trip shaft 400 Edge placement, as shown in fig. 10 and fig. 12.Returning face plate 200 is fixed to car body edge by trip shaft 400, and returning face plate just can lead to Cross trip shaft and carry out upset rotation, when returning face plate turns on car body, returning face plate can be placed directly on car body, so It is no need for placing articles on returning face plate, prevents returning face plate from protruding from outside car body, and then be user-friendly to electrodynamic balance car generation Step.And when returning face plate is turned to the other end, that is, the one end from car body turns to other end end by returning face plate During portion, when overturning returning face plate to outside car body in other words, the size of car body top surface is constant, and the major part of returning face plate all positions Outside car body, thus considerably increase the entire area of car body top, user just directly can place thing on returning face plate Product, to transport and to carry.

In the present embodiment, as the improvement to the present embodiment, described electrodynamic balance car 100 also includes support bar 300, institute State car body 110 one end end and be provided with described support bar, as shown in Figure 11,12 and 15, described car body one end end is near described The fixed position of trip shaft 400, when described returning face plate 200 is from described car body position overturns to described car body, described upset Plate 200 is placed on described support bar 300.When returning face plate 200 overturns to car body outside that is to say, that working as returning face plate major part When outside car body, the weight of returning face plate acts on being fixedly connected at position of returning face plate, that is, acts on trip shaft, when The bearing capacity of trip shaft will be greatly increased during placing articles on returning face plate, be easily caused trip shaft and damage or returning face plate damage. For this reason, the present embodiment arranges support bar in one end end of car body, it is used for supporting to returning face plate, thus reducing returning face plate itself And the bearing capacity of trip shaft is it is ensured that the fastness in placing articles for the returning face plate.

Wherein, the support bar of the present embodiment is rod-like structure, and its cross section is rectangular configuration.Certainly, the present embodiment Strut can also be arranged to other rod-like structure, or the support bar of the present embodiment can also be arranged to plate-like structure.Need Illustrate, to those skilled in the art, the concrete structure of the present embodiment support bar is not limited to this.

In the present embodiment, further, described support bar 300 end is provided with insertion section 310, described returning face plate 200 On be provided with insertion groove 210 for placing described insertion section 310.Insertion section is inserted in insertion groove plays position-limiting action, from And support bar and returning face plate are completely embedded.In the present embodiment, insertion section is suitably inserted into the size setting of groove.Certainly, also Chamfering can be set on insertion section so that convenient being inserted in insertion groove in insertion section.

In the present embodiment, described support bar 300 is rotatably fixed on described car body 110 one end end.Support bar can Rotate is fixed on car body one end end, when outside returning face plate overturning to car body, can support returning face plate with rotary supporting rod, and work as When returning face plate overturns to car body, support bar can be turned at the surface location of car body one end end, prevent support bar from dashing forward At surface for car body one end end, thus user-friendly electrodynamic balance car is ridden instead of walk.

Specifically, described support bar 300 is provided with rotation section 320, and described car body one end end is provided with for placing State the rotation hole of rotation section, described rotation section can rotate in described rotation in the hole.This is a kind of concrete mode that support bar rotates.

Further, described car body 110 one end end is provided with the placing trough 116 for placing described support bar.Support Bar, when not supporting returning face plate, can be placed in placing trough, thus preventing support bar from protruding from the surface of car body one end end.

In the present embodiment, the number of described support bar 300 is one, when support bar produces in described placing trough 116 When, described support bar is located at described car body medium position, and corresponding, described trip shaft 400 is also disposed in described car body At portion position, thus returning face plate is fixed at the medium position of car body also by trip shaft.This is the present embodiment setting support bar A kind of concrete structure with returning face plate.Certainly, this utility model can also arrange the support bar of other numbers, such as：Referring to Fig. 7 And Fig. 8, the number of support bar 300 is two, and the insertion section 310 on support bar and rotation section 320 are all two, corresponding, car On body, the number of the placing trough of setting is also two, and on returning face plate 200, the insertion groove 210 of setting is also two.Need explanation It is that to those skilled in the art, the setting of support bar and returning face plate in the present embodiment is not limited to this, such as, setting Three support bars.

However, it is necessary to illustrate, the present embodiment can also arrange two returning face plates, such as：Two returning face plates pass through two Individual trip shaft is fixed on the medium position of car body, and two trip shafts are disposed adjacent, and two such returning face plate just can court Direction flip-flop movement to car body two ends.For another example：Two returning face plates are fixed on the both sides of car body by two trip shafts Direction, that is, two returning face plates arrange respectively close to two wheels, two such returning face plate just can each arbitrarily overturn, phase Interference will not be produced between mutually.Equally, one can be arranged in each upset Board position, two or more support bar carries out Support.

In the present embodiment, described returning face plate 200 is provided with turning part 220,220 sets of turning part be connected to described in turn over In rotating shaft 400, described car body 110 top is provided with the tumble port for placing described trip shaft.This is that returning face plate realizes upset A kind of concrete mode rotating.Certainly, the present embodiment using other modes, returning face plate can also be fixedly attached on car body, than As directly in the turning part of returning face plate, setting upset structure is inserted into the upset in the hole realization upset rotation of car body.Need Bright, to those skilled in the art, the mode that is fixedly connected between the present embodiment returning face plate and car body is not limited to This.

In the present embodiment, described car body 110 is provided with the groove 115 for placing described returning face plate 200, described recessed Groove 115 is suitable for described returning face plate size.When returning face plate 200 is turned on car body 110 and is placed in groove 115, returning face plate A part for 200 formation car bodies 110, is thus easily facilitated user and is ridden instead of walk using electrodynamic balance car.Certainly, need explanation It is that the groove structure of the present embodiment might be less that returning face plate size, such as, the length setting of groove is shorter than the big of returning face plate Little, when on returning face plate overturning to car body, returning face plate is only partially protrude through in front of car body.Certainly, the groove of the present embodiment Structure can also be more than the size setting of returning face plate, thus easily facilitate and returning face plate is placed in groove, and work as returning face plate It is ensured that returning face plate is all located in groove when being placed in groove.

Above content be with reference to specific preferred implementation further detailed description of the utility model it is impossible to Identification is of the present utility model to be embodied as being confined to these explanations.Ordinary skill for this utility model art For personnel, without departing from the concept of the premise utility, some simple deduction or replace can also be made, all should regard For belonging to protection domain of the present utility model.

Claims (10)

1. a kind of position limiting structure for wheel, described wheel is fixed on car body by tumbler, wherein, described wheel and turn Moving part connects, and described tumbler is movable with car body to be fixedly connected, and described wheel can be by the activity of described tumbler and car body It is fixedly connected and is stacked to described car body from original state, described position limiting structure is used for spacing described tumbler, described to prevent Tumbler activity.

2. it is used for the position limiting structure of wheel as claimed in claim 1, wherein, described position limiting structure includes limit shaft, described car Body is provided with spacing hole, and described tumbler is provided with rotation hole, and described limit shaft can be inserted respectively into described spacing hole and rotation In the hole.

3. it is used for the position limiting structure of wheel as claimed in claim 2, wherein, described tumbler is provided with and described rotation hole phase The loose slot of connection, described limit shaft can be inserted respectively into described rotation hole and spacing in the hole by described loose slot.

4. it is used for the position limiting structure of wheel as claimed in claim 3, wherein, described limit shaft is arranged on described tumbler, Described limit shaft in described loose slot and can rotate in the hole activity, and described limit shaft is in described loose slot and rotation in the hole activity Can be accommodated in described loose slot and rotate in the hole, also can part from described rotation hole stretches out in described tumbler；When described limit Described spacing in the hole is inserted when position shaft portion is from described rotation hole stretches out in described tumbler.

5. it is used for the position limiting structure of wheel as claimed in claim 4, wherein, described position limiting structure also includes elastic component, described Elastic component is positioned in described loose slot, and described elastic component and limit shaft connect, when described limit shaft stretches out in described tumbler Outer be inserted partially into described elastic component during described spacing in the hole described limit shaft produced with elastic pressure, the stretching of described elastic component Contracting scope stretches out in the length of described tumbler outer portion more than or equal to described locating part.

6. it is used for the position limiting structure of wheel as claimed in claim 5, wherein, described limit shaft is provided with for controlling described limit Position axle protrudes from described tumbler in the slide block of described loose slot and rotation in the hole activity, described slide block from described loose slot Outward.

7. it is used for the position limiting structure of wheel as claimed in claim 5, wherein, described limit shaft is provided with limited post, described bullet Property part socket with described limited post on.

8. it is used for the position limiting structure of wheel as claimed in claim 5, wherein, described elastic component includes spring.

9. it is used for the position limiting structure of wheel as claimed in claim 5, wherein, described car body is provided with for the activity of described tumbler Rotation space.

10. it is used for the position limiting structure of wheel as claimed in claim 9, wherein, described spacing hole is divided by described rotation space It is slit into two parts, described limit shaft includes two, be respectively used to be placed into two parts of described spacing hole.