CN104163085B - Automobile wheel tread adjusting device - Google Patents
Automobile wheel tread adjusting device Download PDFInfo
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- CN104163085B CN104163085B CN201410380051.1A CN201410380051A CN104163085B CN 104163085 B CN104163085 B CN 104163085B CN 201410380051 A CN201410380051 A CN 201410380051A CN 104163085 B CN104163085 B CN 104163085B
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- wheel
- bearing
- vehicle frame
- connecting portion
- adjusting apparatus
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Abstract
The invention provides an automobile wheel tread adjusting device. The automobile wheel tread adjusting device comprises a rear suspension, a hub motor and a support. The support is fixed to a frame of an automobile. The rear suspension comprises a shock absorber and a longitudinal pull rod. The shock absorber is connected with the frame through the support, the longitudinal pull rod is connected with the frame, the hub motor is located inside a wheel, the wheel is connected with the rear suspension, a first bearing is arranged between the shock absorber and the support, a second bearing is arranged at the joint of the shock absorber and the longitudinal pull rod, the hub motor can drive the wheel to rotate around the axis of the support to make the wheel tread be switched between a stretching state and a shrinking state, and a limiting locking device is arranged on the rear suspension and used for fixing the wheel when the wheel rotates to the stretching position or the shrinking position. By the application of the bearings and the limiting locking device, the wheel tread can be changed through turnover of the hub motor.
Description
Technical field
The present invention relates to automotive field, more particularly to a kind of automobile wheel track adjusting apparatus.
Background technology
With the development of automobile industry, its energy problem being brought and environmental problem increasingly affect the life of people,
Become the key factor of people's living environment deterioration, and electric automobile has become as solving these because of advantages such as its energy-saving and environmental protection
Problem and an important development direction making great efforts.
Electric automobile in addition to there is the advantages such as energy-saving and environmental protection, so that electronic vapour the features such as also have compact, convenient
Car, compared with the normal domestic use car of large volume, is less susceptible to cannot stop because parking space is too small.But due to electronic vapour
Car small volume, and make automobile wheel track also relatively small, this allows for electric automobile in tempo turn, due to centrifugal force
Effect, is susceptible to turn on one's side, causes security incident.But increase wheelspan and can increase automobile volume again, it is unfavorable for parking of automobile
Or narrow road is current.
Content of the invention
In view of this, the present invention provides a kind of automobile wheel track adjusting apparatus that can adjust automobile wheel track, this automobile wheel track
Adjusting apparatus can adjust the size of automobile wheel track as needed, you can ensure travel safety and be easy to again automobile park or
Narrow road is passed through.
The automobile wheel track adjusting apparatus that the present invention provides, including rear-mounted, wheel hub motor and bearing, described bearing is fixed on
On the vehicle frame of vehicle, described rear-mounted includes damper and longitudinal tie, and described damper is by described bearing and described vehicle frame phase
Even, and described longitudinal tie is connected with described vehicle frame, described wheel hub motor is located at the inner side of described wheel, described wheel and described after
Hang and be connected, between described damper and described bearing, be provided with a clutch shaft bearing, the connection of described damper and described longitudinal tie
Place is provided with a second bearing, and enabling described wheel hub motor to drive described wheel to rotate around bearing axis makes wheel tracks in a stretching, extension
And one change between contraction state, described rear-mounted is additionally provided with a spacing locking system, described spacing locking system is described
Vehicle wheel rotation is to the position fixing described wheel when extended position or punctured position.
According to one embodiment of present invention, when described wheel is located at wheelspan extended configuration, described rear-mounted and described
Vehicle frame is located at the same side of described wheel, when described wheel is located at wheelspan contraction state, described rear-mounted and described vehicle frame position
Two opposite sides in described wheel.
According to an inventive embodiment, described bearing bottom is provided with first connecting portion, and described damper top is provided with
Two connecting portions, described clutch shaft bearing, between described first connecting portion and described second connecting portion, makes described second connecting portion
Can rotate around bearing axis.
According to one embodiment of present invention, described longitudinal tie is provided with circular bushing, described damping away from one end of vehicle frame
The bottom of device is provided with the 3rd connecting portion, and described 3rd connecting portion is passed through described circle bushing and is connected with described longitudinal tie, and described the
Two bearings are between described 3rd connecting portion and described circle bushing.
According to one embodiment of present invention, described damper is connected with described wheel by spring mounting bracket, described
Second bearing and described circle bushing be located at described spring mounting bracket below or above.
According to one embodiment of present invention, one end that described longitudinal tie is connected with vehicle frame is provided with the 4th connecting portion, described
Longitudinal tie is fixed on described vehicle frame by described 4th connecting portion.
According to one embodiment of present invention, one end that described longitudinal tie is connected with described vehicle frame has two bifurcateds, institute
The end stating bifurcated is respectively provided with the 4th connecting portion, and one of them the 4th connecting portion is fixed on vehicle frame from horizontal direction, another
4th connecting portion is fixed on vehicle frame from vertical direction.
According to one embodiment of present invention, described spacing locking system is located at described second bearing.
According to one embodiment of present invention, described spacing locking system includes stopping means and locking system, described limit
Position device limits the terminal of described wheel movement in vehicle wheel rotation；Described locking system described wheel movement to terminal when solid
The position of fixed described wheel.
According to one embodiment of present invention, described stopping means includes the first limited block and the second limited block, and described
One limited block and described second limited block are provided with pressure sensor, and described first limited block is fixing with respect to described vehicle frame not
Dynamic, described second limited block is with described vehicle wheel rotation, when automobile wheel track is in stretching or contractive action completion status, institute
State the first limited block to contact with described second limited block；Described locking system includes electromagnet, spring, dead bolt and locked groove, described
Locking system is in normally off, and described dead bolt is pulled out locked groove when described Wheel gauge regulator works by described electromagnet, makes
Described wheel can rotate around described bearing axis, and described spring is when described wheel is in wheelspan stretching, extension or contraction completes position
Described dead bolt is pressed into locked groove by the signal according to described stopping means, stops described wheel from rotating along described bearing axis.
In sum, the present invention passes through the utilization of bearing and spacing locking system, and the rotation using wheel hub motor reaches
Changing the purpose of wheelspan, making vehicle can adjust the size of wheelspan as needed, thus adapting to the demand of different wheelspans, you can protect
The security of card driving, also can take into account the convenience of parking.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention,
And can be practiced according to the content of specification, and in order to allow the above and other objects, features and advantages of the present invention can
Become apparent, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, describe in detail as follows.
Brief description
Fig. 1 is the structural representation of one embodiment of the invention.
Fig. 2 is the structural representation in wheelspan extended configuration for the another embodiment of the present invention.
Fig. 3 is the structural representation in wheelspan contraction state for the embodiment illustrated in fig. 2.
Specific embodiment
For further illustrating that the present invention is to reach technological means and effect that predetermined goal of the invention is taken, below in conjunction with
Accompanying drawing and preferred embodiment, to the structure according to automobile wheel track adjusting apparatus proposed by the present invention, after describing in detail such as.
As shown in figure 1, automobile wheel track adjusting apparatus provided by the present invention include rear-mounted 10, wheel hub motor 20, wheel
30th, bearing 40 and spacing locking system 50.
Wherein, rear-mounted 10 includes damper 11 and longitudinal tie 12, and damper 10 passes through longitudinal tie 12 with vehicle frame 70 (see figure
2 and Fig. 3) it is connected.Wheel hub motor 20 is located at the inner side of wheel 30 and is connected with rear-mounted 10, and whole automobile wheel track adjusting apparatus are led to
Cross bearing 40 to be connected with vehicle frame 70, bearing 40 is fixed on vehicle frame 70 by way of welding.Damper 11 and bearing 40 it
Between be provided with clutch shaft bearing 61, damper 11 is provided with second bearing (not shown) with the junction of longitudinal tie 12, enables wheel 30
Under the driving of wheel hub motor 20, the axis around bearing 40 rotates makes wheel tracks turn between an extended configuration and a contraction state
Change, when wheel 30 is in extended position, positioned at the same side of wheel 30, two wheel 30 wheelspan is relatively for rear-mounted 10 and vehicle frame 70
Greatly.When wheel 30 is in punctured position, rear-mounted 10 and vehicle frame 70 are located at two opposite sides of wheel 30, two wheel 30 wheelspan
Less.The setting of clutch shaft bearing 61 enables wheel hub motor 20 to carry motor car wheel 30 to rotate around bearing 40 axis, the setting of second bearing
Put and so that but longitudinal tie 12 can be provided pulling force to rear-mounted 10 not affect the rotation with wheel 30 for the rear-mounted 10.Spacing locking dress
Put 50 at second bearing, spacing locking system 50 is used for the position of fixing vehicle wheel 30 after wheel tracks adjustment finishes, and makes car
Wheel 30 can not rotate around bearing 40 axis.
Specifically, the bottom of bearing 40 is provided with first connecting portion 41.Damper 11 include spring 111, piston rod 112 (see
Fig. 2 and Fig. 3), cylinder barrel 113, dust cover 114, second connecting portion 115, spring mounting bracket 116 and the 3rd connecting portion 117, second
Connecting portion 115 is located at the top of damper 11, and the spring 111 on damper 11 and the upper end of piston rod 112 are fixed on second even
The bottom of socket part 115.Described clutch shaft bearing 61 be arranged at the bottom of first connecting portion 41 and second connecting portion 115 top it
Between, so that rear-mounted 10 is rotated around the axis of bearing 40.3rd connecting portion 117, located at the lower end of damper 11, is fixed on and subtracts
On shake device installing rack 116.Longitudinal tie 12 is provided with circular bushing 121 away from one end of vehicle frame 70, and the 3rd connecting portion 115 passes through circle
Bushing 121 is connected with longitudinal tie 12, and the 3rd connecting portion 115 is located at spring mounting bracket 116 with the connecting portion of circular bushing 121
Bottom, described second bearing is arranged between the 3rd connecting portion 117 and circular bushing 121.Spring mounting bracket 116 is fixing
In in the side of brake connecting plate 21, the opposite side of brake connecting plate 21 is fixed on wheel hub motor 20.
In the present embodiment, spacing locking system 50 is in the circular bushing 121 away from vehicle frame 70 side for the longitudinal tie 12.
Spacing locking system 50 is divided into stopping means and locking system (not shown), and stopping means includes the first limited block 51 and the second limit
Position block 52.Wherein, the first limited block 51 on circular bushing 121 near longitudinal tie 12 side, the second limited block 52 located at
Rotate can on 3rd connecting portion 117 and with the 3rd connecting portion 117, above-mentioned two limited block is equipped with pressure sensor.At this
In embodiment, the second limited block 52 is two, and the position of this two the second limited blocks 52 is relatively when automobile wheel track adjusting apparatus
When so that wheel 30 is in stretching and completes position, the second limited block 52 being located behind is contacted with the first limited block 51, works as vapour
When wheel tracks adjusting apparatus make wheel 30 be in contractive action and complete, (in figure indicates the second limited block 52 positioned at front
Second limited block 52) contact with the first limited block 51.When the first limited block 51 is contacted with the second limited block 52, locking system is opened
Beginning work.In spacing locking system 50, stopping means is provided with " work " font locked groove (not shown), and this locked groove is divided into up and down
Two, first half locked groove is " T " font and is located on the 3rd connecting portion 117, lower half locked groove is inverted " t " font, and is located at circle
On shape bushing 121, corresponding with the quantity of the first limited block 51 and the second limited block 52, lower half locked groove is one, and the first half is locked
Groove is two, and when automobile wheel track adjusting apparatus complete stretching, one of first half locked groove is synthesized with lower half locked groove
" work " font locked groove.When automobile wheel track adjusting apparatus complete contractive action, other in which first half locked groove is locked with lower half
Groove synthesizes " work " font locked groove.Locking system be located at lower half locked groove near, locking system include electromagnet, spring, dead bolt and
Above-mentioned locked groove, after wheel 30 position fixes, dead bolt stretches into prevents wheel 30 from rotating around bearing axis in locked groove, and causes vapour
The variation of wheel tracks, when automobile wheel track adjusting apparatus are started working, dead bolt is pulled out locked groove by electromagnet, makes the wheel 30 can be around
Bearing axis rotate, and when adjustment finishes, when the first limited block 51 is contacted with the second limited block 52, dead bolt is pressed into lock by locking spring
Groove, prevents wheel 30 from rotating around bearing 40 axis.
In the present embodiment, in order to more firmly fix automobile wheel track adjusting apparatus, in longitudinal tie 12 with vehicle frame 70 even
The one end connecing has two bifurcateds, and furcated end is respectively provided with the 4th connecting portion 122, and one of them the 4th connecting portion 122 passes through spiral shell
Bolt 81 is fixed on vehicle frame 70 from horizontal direction, and another the 4th connecting portion 122 is fixed on car from vertical direction by bolt 81
On frame 70.
As shown in Figures 2 and 3, in another embodiment of the present invention, the connecting portion of longitudinal tie 12 and damper 11
Located at the top of spring mounting bracket 116, one end that longitudinal tie 12 is connected with vehicle frame 70 is not provided with bifurcated, is directly connected in car
On frame 70.Remaining structure is identical with a upper embodiment.
As shown in Fig. 2 when rear-mounted 10 is located at the same side of wheel 30 with vehicle frame 70, automobile wheel track adjusting apparatus are permissible
Carry out wheelspan contractive action, when automobile wheel track adjusting apparatus start wheelspan contractive action, spacing locking system 50 is untied to car
The restriction of wheel 30 rotation, the wheel hub motor 20 on two wheels 30 reverses simultaneously, when wheel hub motor 20 reverses, due to this
When wheel 30 there is the free degree rotating around bearing axis, therefore it will not drive vehicle rearward movement, and can produce moment of torsion, makes car
Wheel 30 rotates around bearing 40 axis, and wheel 30 moves between rear-mounted 10 and vehicle frame 70, i.e. position shown in Fig. 3.Work as wheel
30 rotate 180 ° of first limited blocks when extended position moves to punctured position, in spacing locking system 50 around bearing 40 axis
51 and second limited block 52 contact, start locking system, wheel 30 will not rotate further around rear-mounted 10, wheel hub motor 20 is closed,
Contractive action completes.Due to being that two wheels 30 move simultaneously, left and right vehicle wheel both sides stress balance, so vehicle also will not left and right
Swing.Wheel 30 is collapsible into reducing the volume of vehicle between rear-mounted 10 and vehicle frame 70 it is possible to travel compared with narrow lane
Section, the small volume taking during parking.
As shown in figure 3, when rear-mounted 10 and vehicle frame 70 are located at the both sides of wheel 30 respectively, now automobile wheel track adjustment dress
Put and can carry out wheelspan stretching, when automobile wheel track adjusting apparatus carry out wheelspan stretching, spacing locking system 50 is untied
Wheel 30 reverses around the restriction of bearing 40 axial-movement, the wheel hub motor 20 on two wheels 30 simultaneously, band motor car wheel 30 around
Bearing 40 axis rotates, and when wheel 30 rotates 180 ° and moves to stretching and complete position, locking system starts, and dead bolt snaps in
In locked groove, wheel 30 will not cut out further around bearing 40 axial-movement, wheel hub motor 20, and stretching completes.After wheel 30 is located at
The same side of suspension 10 and vehicle frame 70 is the outside that wheel 30 is located at vehicle, and therefore, wheelspan increases, and can make vehicle in higher speed
Spend downward driving and reduce the possibility of overturning.
In sum, the present invention passes through the utilization of bearing and spacing locking system, and the rotation using wheel hub motor 20 reaches
Changing the purpose of wheelspan, making vehicle can adjust the size of wheelspan as needed, thus adapting to the demand of different wheelspans, you can
Ensure the security of driving, also can take into account the convenience of parking.
The above, be only presently preferred embodiments of the present invention, not the present invention is made with any pro forma restriction, though
So the present invention is disclosed above with preferred embodiment, but is not limited to the present invention, any is familiar with this professional technology people
Member, in the range of without departing from technical solution of the present invention, when the technology contents of available the disclosure above make a little change or modification
For the Equivalent embodiments of equivalent variations, as long as being without departing from technical solution of the present invention content, according to the technical spirit pair of the present invention
Any simple modification, equivalent variations and modification that above example is made, all still fall within the range of technical solution of the present invention.
Claims (10)
1. a kind of automobile wheel track adjusting apparatus, including rear-mounted (10), wheel hub motor (20), wheel (30) and bearing (40), institute
State bearing (40) to be fixed on the vehicle frame (70) of vehicle, described rear-mounted (10) includes damper (11) and longitudinal tie (12), institute
State damper (11) to be connected with described vehicle frame (70) by described bearing (40), and described longitudinal tie (12) and described vehicle frame (70)
It is connected, described wheel hub motor (20) is located at the inner side of described wheel (30), described wheel (30) is connected with described rear-mounted (10),
It is characterized in that：It is provided with a clutch shaft bearing (61), described damper (11) between described damper (11) and described bearing (40)
It is provided with a second bearing with the junction of described longitudinal tie (12), make described wheel hub motor (20) that described wheel (30) can be driven
Rotate around bearing (40) axis and so that wheel tracks is changed between a stretching, extension and a contraction state, described rear-mounted (10) is additionally provided with
One spacing locking system (50), described spacing locking system (50) turns to extended position or punctured position in described wheel (30)
When fixing described wheel (30) position.
2. automobile wheel track adjusting apparatus as claimed in claim 1 it is characterised in that：Stretch when described wheel (30) is located at wheelspan
During state, described rear-mounted (10) and described vehicle frame (70) are located at the same side of described wheel (30), when described wheel (30) position
When wheelspan contraction state, described rear-mounted (10) and described vehicle frame (70) are located at two opposite sides of described wheel (30).
3. automobile wheel track adjusting apparatus as claimed in claim 1 it is characterised in that：Described bearing (40) bottom is provided with the first connection
Portion (41), described damper (11) top is provided with second connecting portion (115), and described clutch shaft bearing (61) is located at the described first connection
Between portion (41) and described second connecting portion (115), so that described second connecting portion (115) can be rotated around bearing (40) axis.
4. automobile wheel track adjusting apparatus as claimed in claim 3 it is characterised in that：Described longitudinal tie (12) is away from vehicle frame (70)
One end be provided with circular bushing (121), the bottom of described damper (11) is provided with the 3rd connecting portion (117), described 3rd connection
Portion (117) is passed through described circle bushing (121) and is connected with described longitudinal tie (12), and described second bearing is located at the described 3rd connection
Between portion (117) and described circle bushing (121).
5. automobile wheel track adjusting apparatus as claimed in claim 4 it is characterised in that：Described damper (11) is pacified by damper
Shelve (116) to be connected with described wheel (30), described second bearing and described circle bushing (121) are located at described damper and install
The below or above of frame (116).
6. automobile wheel track adjusting apparatus as claimed in claim 1 it is characterised in that：Described longitudinal tie (12) is with vehicle frame (70) even
The one end connecing is provided with the 4th connecting portion (122), and described longitudinal tie (12) is fixed on described car by described 4th connecting portion (122)
On frame (70).
7. automobile wheel track adjusting apparatus as claimed in claim 6 it is characterised in that：Described longitudinal tie (12) and described vehicle frame
(70) one end connecting has two bifurcateds, and the end of described bifurcated is respectively provided with the 4th connecting portion (122), one of them the 4th company
Socket part (122) is fixed on vehicle frame (70) from horizontal direction, and another the 4th connecting portion (122) is fixed on vehicle frame from vertical direction
(70) on.
8. automobile wheel track adjusting apparatus as claimed in claim 1 it is characterised in that：Described spacing locking system (50) is located at institute
State at second bearing.
9. automobile wheel track adjusting apparatus according to claim 8 it is characterised in that：Described spacing locking system (50) includes
Stopping means and locking system, described stopping means limits, when wheel (30) rotates, the terminal that described wheel (30) moves；Institute
State the position of locking system fixing described wheel (30) when described wheel (30) moves to terminal.
10. wheel tracks adjusting apparatus according to claim 9 it is characterised in that：It is spacing that described stopping means includes first
Block and the second limited block, described first limited block and described second limited block are provided with pressure sensor, described first limited block
Maintain static with respect to described vehicle frame (70), described second limited block rotates with described wheel (30), stretches when automobile wheel track is in
When exhibition action or contractive action completion status, described first limited block is contacted with described second limited block；Described locking system bag
Include electromagnet, spring, dead bolt and locked groove, described locking system is in normally off, described electromagnet adjusts dress in described wheelspan
Put, during work, described dead bolt is pulled out locked groove, so that described wheel (30) can be rotated around described bearing (40) axis, described spring
Described wheel (30) be in wheelspan stretch or shrink complete position when according to the signal of described stopping means by described dead bolt pressure
Enter locked groove, stop described wheel (30) from rotating along described bearing (40) axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410380051.1A CN104163085B (en) | 2014-08-04 | 2014-08-04 | Automobile wheel tread adjusting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410380051.1A CN104163085B (en) | 2014-08-04 | 2014-08-04 | Automobile wheel tread adjusting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104163085A CN104163085A (en) | 2014-11-26 |
| CN104163085B true CN104163085B (en) | 2017-02-15 |
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ID=51907144
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410380051.1A Active CN104163085B (en) | 2014-08-04 | 2014-08-04 | Automobile wheel tread adjusting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104163085B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ES2852008T3 (en) * | 2016-11-24 | 2021-09-10 | Triggo S A | Variable track vehicle |
| JP7409742B2 (en) * | 2018-06-22 | 2024-01-09 | アンソニー ベスト ダイナミクス リミテッド | soft target moving platform |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203402257U (en) * | 2013-08-22 | 2014-01-22 | 安徽工程大学 | Narrow-body automobile with adjustable rear track |
| CN103802629A (en) * | 2013-12-27 | 2014-05-21 | 江苏大学 | Chassis with adjustable transverse wheel tread and adjustable ground clearance and adjusting method of chassis |
| CN103802600A (en) * | 2013-12-18 | 2014-05-21 | 浙江吉利控股集团有限公司 | Automobile with adjustable rear wheel tread |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20070060388A (en) * | 2005-12-08 | 2007-06-13 | 현대자동차주식회사 | A with adjusting structure for an electric automobile |
| DE102006058037A1 (en) * | 2006-12-07 | 2008-09-25 | Goldhofer Ag | vehicle |
| US8205892B2 (en) * | 2010-07-30 | 2012-06-26 | Deere & Company | Method of automatically changing wheel toe angle |
-
2014
- 2014-08-04 CN CN201410380051.1A patent/CN104163085B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203402257U (en) * | 2013-08-22 | 2014-01-22 | 安徽工程大学 | Narrow-body automobile with adjustable rear track |
| CN103802600A (en) * | 2013-12-18 | 2014-05-21 | 浙江吉利控股集团有限公司 | Automobile with adjustable rear wheel tread |
| CN103802629A (en) * | 2013-12-27 | 2014-05-21 | 江苏大学 | Chassis with adjustable transverse wheel tread and adjustable ground clearance and adjusting method of chassis |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104163085A (en) | 2014-11-26 |
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