CN203752898U - Individual drive and individual steering mechanism for electric car - Google Patents
Individual drive and individual steering mechanism for electric car Download PDFInfo
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- CN203752898U CN203752898U CN201420086665.4U CN201420086665U CN203752898U CN 203752898 U CN203752898 U CN 203752898U CN 201420086665 U CN201420086665 U CN 201420086665U CN 203752898 U CN203752898 U CN 203752898U
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- gear
- drive shaft
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- revolute pair
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- 230000007246 mechanism Effects 0.000 title claims abstract description 26
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- 238000005538 encapsulation Methods 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 claims description 3
- 239000006096 absorbing agent Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
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- 238000010586 diagram Methods 0.000 description 2
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- PCTMTFRHKVHKIS-BMFZQQSSSA-N (1s,3r,4e,6e,8e,10e,12e,14e,16e,18s,19r,20r,21s,25r,27r,30r,31r,33s,35r,37s,38r)-3-[(2r,3s,4s,5s,6r)-4-amino-3,5-dihydroxy-6-methyloxan-2-yl]oxy-19,25,27,30,31,33,35,37-octahydroxy-18,20,21-trimethyl-23-oxo-22,39-dioxabicyclo[33.3.1]nonatriaconta-4,6,8,10 Chemical compound C1C=C2C[C@@H](OS(O)(=O)=O)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2.O[C@H]1[C@@H](N)[C@H](O)[C@@H](C)O[C@H]1O[C@H]1/C=C/C=C/C=C/C=C/C=C/C=C/C=C/[C@H](C)[C@@H](O)[C@@H](C)[C@H](C)OC(=O)C[C@H](O)C[C@H](O)CC[C@@H](O)[C@H](O)C[C@H](O)C[C@](O)(C[C@H](O)[C@H]2C(O)=O)O[C@H]2C1 PCTMTFRHKVHKIS-BMFZQQSSSA-N 0.000 description 1
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Abstract
The utility model relates to the field of electric cars, in particular to an individual drive and individual steering mechanism for an electric car. The individual drive and individual steering mechanism comprises a support, a driving motor and a suspension mechanism. The driving motor and the suspension mechanism are arranged in an integrated mode, and the suspension mechanism transmits power from the driving motor to wheels. The individual drive and individual steering mechanism has the functions of individual driving, individual steering, suspension mechanism bearing, and automatic adjustment and folding of the suspension mechanism height. By means of the scheme, the flexibility and handiness of the miniature electric car are improved, and the individual steering function and the individual driving function are achieved.
Description
Technical field
The present invention relates to electronlmobil field, refer in particular to a kind of individual drive independent steering gear of electronlmobil.
Background technology
Along with social and scientific and technological development, the electronlmobil of energy-conserving and environment-protective will progressively be popularized, and especially for working clan, miniature electric automobile becomes a kind of desirable walking-replacing tool.But on the one hand, existing parking place cannot meet growing automobile gradually, meanwhile, electronlmobil is also very inconvenient in transportation.On the other hand, adopt the electronlmobil of In-wheel motor driving, the negative effect of the aspects such as the large caused traveling comfort of its unsprung weight is difficult to avoid.Patent CN 102887069A proposes using reducer shell as a steering swivel part, with track arm being integrally formed drop-gear box-knuckle assembly jointly, drive motor and suspension are integrated, its equivalent unsprung weight is little, but this scheme by retarder be installed on wheel limit be not easy to wheel suspension folding with encapsulation.In order further to promote the light flexibly of miniature electric automobile, realize the function of full wheel independent steering and individual drive, the inventor makes further research this, develops a kind of individual drive independent steering gear of electronlmobil, and this case produces thus.
Summary of the invention
To achieve these goals, technical scheme of the present invention is as follows:
A kind of individual drive independent steering gear of electronlmobil, comprise vehicle frame, drive motor, suspension fork mechanism, described drive motor and suspension fork mechanism are integrated, by suspension fork mechanism by drive motor transmission of power to wheel, there is individual drive, independent steering, suspension fork mechanism carrying, suspension fork mechanism height active adjustment and folder function simultaneously.
Further, described suspension fork mechanism comprises the first revolute pair, the second revolute pair, stub, drive motor, the first gear, coil spring, cylinder type damper, wheel, second connecting rod, the second tween drive shaft, axle drive shaft, the 4th gear, attaching parts, the 3rd gear, the first tween drive shaft, the second gear, first connecting rod and moving sets, drive motor and stub connect firmly, drive motor output shaft and the first gear coaxial line also connect firmly, axis is A, the second gear and the first tween drive shaft coaxial line also connect firmly, axis is B, the first gear engages with the second gear, first connecting rod two ends and motor output shaft and the first tween drive shaft are hinged with revolute pair respectively, the 3rd gear and the first tween drive shaft coaxial line also connect firmly, axis is B, the 4th gear and axle drive shaft coaxial line also connect firmly, axis is C, the 3rd gear engages with the 4th gear, attaching parts and the first tween drive shaft and axle drive shaft are hinged with revolute pair respectively, axle drive shaft and wheel coaxial line also connect firmly, axis is C, described Gear axis, tween drive shaft is all parallel with drive axis.Attaching parts and the second tween drive shaft connect firmly, second connecting rod and the second tween drive shaft are hinged with revolute pair, axis is D, coil spring is in parallel with cylinder type damper, coil spring upper end is supported on coil spring top tray, and top tray and drive motor connect firmly, and lower end is supported on coil spring lower tray, lower tray and second connecting rod connect firmly, and cylinder type damper axis and main pin axis angle are
.
Further, described the second revolute pair can realize wheel independent steering, and steering angle can be realized-90 degree between 90 degree, and car load can be realized no-radius pivot stud.
Further, the second revolute pair on described moving sets and stub connects firmly, and by regulating moving sets stroke, can realize bodywork height active adjustment, improves the crossing ability of foldable electric automobile.
Further, the first revolute pair connecting firmly with vehicle frame can realize the folding of wheel and suspension fork mechanism, is convenient to transport and encapsulation.
Adopt after such scheme, the present invention compared with prior art, has the following advantages:
1) two-stage gear reduction is installed in wheel, reduces interference situation in folding process;
2) realize the function of bodywork height active adjustment by moving sets, improve the crossing ability of electronlmobil;
3) realize the independent steering function of wheel by the revolute pair on stub, improve the steering flexibility of electronlmobil;
4) realize the folding shrinking of wheel suspension by the revolute pair being connected with vehicle body, be convenient to that electronlmobil stops, encapsulation with transport;
5) by integrated to drive motor and suspension, have the advantages that equivalent unsprung weight is little, improve driving comfort.
Brief description of the drawings
Fig. 1 is schematic diagram of the present invention;
Fig. 2 is the enlarged drawing of Fig. 1 suspension fork mechanism;
Fig. 3 is a kind of specific embodiments of Fig. 1;
Fig. 4 is the schematic diagram of Fig. 3 suspension fork mechanism;
Fig. 5 is the structural representation of another angle of Fig. 4;
Fig. 6 is the another kind of specific embodiments of Fig. 1.
Label declaration
Vehicle frame 1, the first revolute pair 2, the second revolute pairs 3, stub 4, drive motor 5, the first gears 6, coil spring 7, cylinder type damper 8, wheel 9, second connecting rod 10, the second tween drive shaft 11, axle drive shaft 12, the four gears 13, attaching parts 14, the three gear 15, the first tween drive shafts 16, the second gear 17, first connecting rod 18, moving sets 19.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is further illustrated.
As shown in Figure 1, 2, the invention provides a kind of integrated suspension-line traffic control individual drive independent steering gear for foldable electric automobile, comprise vehicle frame 1, the first revolute pair 2, the second revolute pair 3, stub 4, drive motor 5, the first gears 6, coil spring 7, cylinder type damper 8, wheel 9, second connecting rod 10, the second tween drive shafts 11, axle drive shaft 12, the 4th gear 13, attaching parts 14, the three gears 15, the first tween drive shaft 16, the second gears 17, first connecting rod 18 and moving sets 19.
Wherein, drive motor 5 housings and stub 4 connect firmly, motor output shaft and the first gear 6 coaxial lines also connect firmly, axis is A, the second gear 17 and the first tween drive shaft 16 coaxial lines also connect firmly, axis is B, the first gear 6 engages with the second gear 17, first connecting rod 18 two ends and motor output shaft and the first tween drive shaft 16 are hinged with revolute pair respectively, the 3rd gear 15 and the first tween drive shaft 16 coaxial lines also connect firmly, axis is B, the 4th gear 13 and axle drive shaft 12 coaxial lines also connect firmly, axis is C, the 3rd gear 15 engages with the 4th gear 13, attaching parts 14 two ends and the first tween drive shaft 16 and axle drive shaft 12 are hinged with revolute pair respectively, axle drive shaft 12 and wheel 9 coaxial lines also connect firmly, axis is C, Gear axis, tween drive shaft is all parallel with drive axis.Attaching parts 14 and the second tween drive shaft 11 connect firmly, and second connecting rod 10 and the second tween drive shaft 11 are hinged with revolute pair, and axis is D, in attaching parts 14
, the second tween drive shaft 11 and axle drive shaft 12 spacings
.Coil spring 7 is in parallel with cylinder type damper 8, coil spring 7 upper ends are supported on coil spring top tray, and top tray and drive motor 5 housings connect firmly, and lower end is supported on coil spring lower tray, lower tray and second connecting rod 10 connect firmly, and cylinder type damper 8 axis and stub 4 axis angles are
, the second tween drive shaft 11 to shock absorber 8 axial line distance is
, described engaging gear, connecting rod and jounce bumper formed the suspension system of automobile.
Steer motor can realize wheel independent steering by the second revolute pair 3, and steering angle can be realized-90 degree between 90 degree.
Moving sets 19 connects firmly with the second revolute pair 3 on stub 4, by regulating moving sets 19 strokes, can realize bodywork height active adjustment, improves the crossing ability of electronlmobil.
The first revolute pair 2 connecting firmly with vehicle body can realize wheel and suspension is folding, in normal driving process, by locking mechanism, revolute pair is locked, needs when folding, can rotate by motor or manually, so that encapsulation and transport after stopping.
Drive motor 5 and suspension are carried out integrated, its equivalent unsprung weight is little, effectively suppresses unsprung weight negative effect.
In electric automobile during traveling process, drive motor 5 arrives wheel 9 by transmission of power after slowing down by two-stage engaging gear, and its gear transmission order is the first gear 6, the second gear 15, the 3rd gear 17 and the 4th gear 13, drives wheel 9 to travel.In the time that wheel 9 is subject to uneven road surface impact, wheel 9 bobs, compression or extension spring 7 and shock absorber 8, between engaging gear, relative position changes, but first connecting rod 18 and attaching parts 14 ensure that two pairs of gear meshing relations are constant, and transmitting ratio relation is constant, simultaneously, drive motor and suspension are integrated, and equivalent unsprung weight is little, and traveling comfort is better.
In above-mentioned example, adopt meshed transmission gear to realize double reduction and drive wheel, certainly, also can adopt toothed belt transmission to realize deceleration wheel, this two principle is consistent, also belongs to protection scope of the present invention.
As a kind of special case, when
,
,
time, wheel drive shaft 12 axis and the second tween drive shaft 11 deads in line, shock absorber 8 axis and stub 4 deads in line, as Fig. 3, shown in 4.
In above-mentioned special case; adopt two pairs of engaging gears to slow down, the linear triangularity ABC of central gear axis, certainly; also can adopt gear engagement as shown in Figure 5 to slow down; gear structure is along main pin axis AC symmetry, and gear center line forms quadrangle ABCD, meets relation: AB=AD; BC=CD; it is stressed more balanced, and this two principle is consistent, also belongs to protection scope of the present invention.
Above are only specific embodiments of the invention, but design concept of the present invention is not limited to this, allly utilizes this design to carry out the change of unsubstantiality to the present invention, all should belong to the behavior of invading protection domain of the present invention.
Claims (5)
1. the individual drive independent steering gear of an electronlmobil, it is characterized in that: comprise vehicle frame, drive motor, suspension fork mechanism, described drive motor and suspension fork mechanism are integrated, by suspension fork mechanism by drive motor transmission of power to wheel, there is individual drive, independent steering, suspension fork mechanism carrying, suspension fork mechanism height active adjustment and folder function simultaneously.
2. the individual drive independent steering gear of a kind of electronlmobil according to claim 1, it is characterized in that: described suspension fork mechanism comprises the first revolute pair, the second revolute pair, stub, drive motor, the first gear, coil spring, cylinder type damper, wheel, second connecting rod, the second tween drive shaft, axle drive shaft, the 4th gear, attaching parts, the 3rd gear, the first tween drive shaft, the second gear, first connecting rod and moving sets, drive motor and stub connect firmly, drive motor output shaft and the first gear coaxial line also connect firmly, axis is A, the second gear and the first tween drive shaft coaxial line also connect firmly, axis is B, the first gear engages with the second gear, first connecting rod two ends and motor output shaft and the first tween drive shaft are hinged with revolute pair respectively, the 3rd gear and the first tween drive shaft coaxial line also connect firmly, axis is B, the 4th gear and axle drive shaft coaxial line also connect firmly, axis is C, the 3rd gear engages with the 4th gear, attaching parts and the first tween drive shaft and axle drive shaft are hinged with revolute pair respectively, axle drive shaft and wheel coaxial line also connect firmly, axis is C, described Gear axis, tween drive shaft is all parallel with drive axis, attaching parts and the second tween drive shaft connect firmly, second connecting rod and the second tween drive shaft are hinged with revolute pair, axis is D, coil spring is in parallel with cylinder type damper, coil spring upper end is supported on coil spring top tray, top tray and drive motor connect firmly, lower end is supported on coil spring lower tray, lower tray and second connecting rod connect firmly, cylinder type damper axis and main pin axis angle are
.
3. the individual drive independent steering gear of a kind of electronlmobil according to claim 2, it is characterized in that: described the second revolute pair can realize wheel independent steering, steering angle can be realized-90 degree between 90 degree, and car load can be realized no-radius pivot stud.
4. the individual drive independent steering gear of a kind of electronlmobil according to claim 2, it is characterized in that: the second revolute pair on described moving sets and stub connects firmly, by regulating moving sets stroke, can realize bodywork height active adjustment, improve the crossing ability of foldable electric automobile.
5. the individual drive independent steering gear of a kind of electronlmobil according to claim 2, is characterized in that: the first revolute pair connecting firmly with vehicle frame can realize the folding of wheel and suspension fork mechanism, is convenient to transport and encapsulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420086665.4U CN203752898U (en) | 2014-02-27 | 2014-02-27 | Individual drive and individual steering mechanism for electric car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420086665.4U CN203752898U (en) | 2014-02-27 | 2014-02-27 | Individual drive and individual steering mechanism for electric car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203752898U true CN203752898U (en) | 2014-08-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420086665.4U Expired - Fee Related CN203752898U (en) | 2014-02-27 | 2014-02-27 | Individual drive and individual steering mechanism for electric car |
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| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103832271A (en) * | 2014-02-27 | 2014-06-04 | 浙江工业大学之江学院工业研究院 | Independent drive independent steering mechanism of electric vehicle |
| CN110816254A (en) * | 2018-08-10 | 2020-02-21 | 岳克森 | Wheel independent driving assembly with motor positioned above wheel |
-
2014
- 2014-02-27 CN CN201420086665.4U patent/CN203752898U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103832271A (en) * | 2014-02-27 | 2014-06-04 | 浙江工业大学之江学院工业研究院 | Independent drive independent steering mechanism of electric vehicle |
| CN110816254A (en) * | 2018-08-10 | 2020-02-21 | 岳克森 | Wheel independent driving assembly with motor positioned above wheel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140806 Termination date: 20170227 |