CN210554156U - New energy automobile wheel limit split type drive assembly - Google Patents
New energy automobile wheel limit split type drive assembly Download PDFInfo
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- CN210554156U CN210554156U CN201920509099.6U CN201920509099U CN210554156U CN 210554156 U CN210554156 U CN 210554156U CN 201920509099 U CN201920509099 U CN 201920509099U CN 210554156 U CN210554156 U CN 210554156U
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Abstract
The utility model relates to a new energy automobile wheel limit split type drive assembly, including frame and wheel, this assembly is still including setting up in both sides wheel hub's inboard is suspension gearbox and the motor that is bilateral symmetry and arranges, the motor shaft of motor passes through the gear train in the suspension gearbox and connects and the drive shaft, the wheel hub of drive shaft connection and driving wheel. The utility model discloses drive assembly matches compatibly very good with traditional frame, and design, timing are simple, can adopt classic design technique, do not need the secondary development structure, have improved new energy automobile's transmission efficiency, have reduced power loss and have improved the braking energy rate of recovery, have realized the power saving, have increased continuous mileage or have reduced the battery quantity, have reduced the comprehensive cost to drive assembly's reliability is high, long service life has reduced maintenance and maintenance cost, makes actuating system oversimplify.
Description
Technical Field
The utility model relates to a new energy automobile technical field, concretely relates to new energy automobile wheel limit split type drive assembly.
Background
In 2 months of 2017, relevant departments such as the department of science and technology, the department of industry and communications, the department of finance and the like are organized by the national improvement and development committee and publish "introduction of strategic emerging industry key products and service guide catalogues (2016) (abbreviated as" catalogues "). Among products related to important cultivation of new energy automobiles, wheel-side motors are listed. The pure electric bus power system scheme mainly comprises two main types of centralized driving and distributed driving. The distributed driving is mainly divided into a wheel edge motor and a wheel hub motor. "due to high driving efficiency and advanced technology, distributed driving technology becomes an important development trend in the industry. Because the technical bottleneck of the hub motor can not be broken through temporarily, wheel-side driving schemes are selected by various large enterprises at present.
Because the traditional wheel edge motor suspension is poorly designed, the applicability and the safety are influenced, and therefore only part of passenger car enterprises adopt the wheel edge driving technology at present.
New energy automobile develops to present, and traditional car enterprises have selected the centralized drive scheme that realizes relatively easily at first, neglected more advanced wheel limit drive and even wheel hub motor drive scheme. Under the large background that new energy passenger cars begin to enter the commercial stage, it is urgent to improve driving efficiency and reduce battery consumption. The vehicle enterprises need to consider a plurality of key indexes under the use of the vehicles and also consider cost pressure, and a more efficient and low-cost driving scheme needs to be searched to participate in market competition.
The utility model provides a wheel limit branch of comparing one of more advanced technical scheme puts drive assembly system in pure [ electric ] motor coach field at present, important spare parts such as derailleur, transmission shaft, differential mechanism are cancelled to this system, overturns traditional automobile drive design mode, really realizes electronic directly driving to more direct drive theory has opened another fan of new energy automobile "door of drive".
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the problem that prior art exists, provide a new energy automobile wheel limit split type drive assembly.
For realizing above-mentioned technical purpose, reach above-mentioned technological effect, the utility model discloses a following technical scheme realizes:
the utility model provides a new energy automobile wheel limit split type drive assembly, includes frame and wheel, and this assembly still including set up in both sides the wheel hub inboard of wheel is and be suspension gearbox and the motor that bilateral symmetry arranged, the motor shaft of motor passes through the gear train connection in the suspension gearbox and drives the drive shaft, the wheel hub of drive shaft connection and driving wheel.
Furthermore, the box body of the suspension gearbox is connected with the frame through a Macpherson independent suspension.
Further, McPherson independent suspension includes rocker bracket, suspension shock absorber and location pull rod, the box lower extreme of suspension gearbox articulates the one end that has rocker bracket, rocker bracket's the other end fork becomes two links and connects to the frame for the wheel only remains the vibration degree of freedom of direction from top to bottom, the box upper end of suspension gearbox articulates the one end that hangs the shock absorber, hang the shock absorber other end and be connected with the frame of top, be used for damping buffering shock attenuation and guide wheel along the up-down direction motion of moving away to avoid possible earthquakes, the box side of suspension gearbox articulates the one end that has the location pull rod, the other end of location pull rod is connected to the frame, through the flexible adjustment wheel angle of location pull rod and with the frame between the location parallelism.
Furthermore, the transmission space of the gear set in the suspension gearbox is arranged in a high-low mode, so that a motor shaft of the input end and a driving shaft of the output end are not on the same axis, the motor is lifted, the integral ground clearance of the driving assembly is increased, and the driving assembly can adapt to the traditional frame driving structure and the space layout.
Furthermore, the gear set in the suspension gearbox comprises a first gear and a second gear, the first gear is arranged above the second gear to form high-low arrangement and meshed transmission, the motor shaft and the first gear are connected for transmission, the driving shaft and the second gear are connected for transmission, and a high-low fall layout is formed between the motor shaft and the driving shaft.
The utility model has the advantages that:
1. the utility model discloses the wheel limit is put drive assembly and is matchd compatibly very good with traditional frame, and design, timing are simple, make the frame design can adopt classic design technique, do not need secondary development, and the extensive applicability of product is general.
2. The utility model discloses wheel limit branch is put drive assembly and is efficient than traditional central drive, and wheel limit drive still increases the mode of turning round through the second grade speed reduction, and the cost of lowering system is complicated and the higher place of the slope in road conditions simultaneously, and the advantage more can embody out.
Drawings
FIG. 1 is a main sectional view of the structure of the present invention;
fig. 2 is a top view of the structure of the present invention.
The reference numbers in the figures illustrate: 1. wheel, 2, suspension gearbox, 21, drive shaft, 22, first gear, 23, second gear, 3, motor, 31, motor shaft, 4, insulation sleeve, 5, suspension shock absorber, 6, positioning pull rod, 7 and frame.
Detailed Description
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
As shown in fig. 1 and 2, the wheel-side split type driving assembly of the new energy automobile comprises a frame 7 and wheels 1, and further comprises suspension gearboxes 2 and motors 3 which are arranged on the inner sides of hubs of the wheels 1 on two sides and are arranged in bilateral symmetry, wherein a motor shaft 31 of each motor 3 is connected with and drives a driving shaft 21 through a gear set in each suspension gearbox 2, and each driving shaft 21 is connected with and drives the hub of each wheel 1.
The box of the suspension gearbox 2 is connected with the frame 7 through a Macpherson independent suspension to form a whole vehicle driving system.
Macpherson independent suspension includes rocker bracket 4, suspension shock absorber 5 and positioning pull rod 6, the box lower extreme of suspension gearbox 2 articulates the one end that has rocker bracket 4, rocker bracket 4's other end fork becomes two links and is connected to frame 7 for wheel 1 only remains the vibration degree of freedom of direction from top to bottom, the box upper end of suspension gearbox 2 articulates the one end that has suspension shock absorber 5, the suspension shock absorber 5 other end is connected with the frame 7 of its top for damping buffering shock attenuation and guide wheel 1 along the up-and-down direction shock absorber motion, the box side of suspension gearbox 2 articulates the one end that has positioning pull rod 6, positioning pull rod 6's the other end is connected to frame 7, through positioning pull rod 6's flexible adjustment wheel 1 angle and with the frame 7 between the location parallelism.
The transmission space of the gear set in the suspension gearbox 2 is arranged in a high-low mode, so that the motor shaft 31 at the input end and the driving shaft 21 at the output end are not on the same axis, the motor 3 is lifted, the ground clearance of the whole driving assembly is increased, and the driving assembly can adapt to the traditional frame driving structure and space layout.
The gear set in the suspension gearbox 2 comprises a first gear 22 and a second gear 23, the first gear 22 is arranged above the second gear 23 to form high-low arrangement and meshed transmission, the motor shaft 31 and the first gear 22 are connected for transmission, the driving shaft 21 and the second gear 23 are connected for transmission, and high-low falling arrangement is formed between the motor shaft 31 and the driving shaft 21.
The principle of the utility model
The utility model discloses in, the power that motor 3 produced, after 2 speed reduction matching of suspension gearbox, direct drive wheel 1 rotates, realizes electric drive direct drive, has saved the conventional differential mechanism in this field and the transmission semi-axis connected system of two sides, has improved new energy automobile's transmission efficiency, has reduced power loss and has improved the braking energy rate of recovery. The power saving is realized, the continuous mileage can be increased or the battery consumption can be reduced, the comprehensive cost is reduced, the reliability of the driving system is improved, the service life is prolonged, the maintenance cost is reduced, and the driving system is simplified.
The wheel edge separately-arranged driving assembly can be directly connected with a conventional brake assembly and a conventional wheel hub assembly to realize the power transmission function.
In this embodiment, or use various types of high-speed cars, commodity circulation car equally so, the utility model discloses a wheel limit is put drive assembly and is that motor 3 adorns this wheel of individual drive 1 on wheel 1 limit, and the both sides are a motor 3 and suspension gearbox 2 respectively, and the drive semi-axis on gearbox, differential mechanism and both sides has reduced comprehensive power consumption, has increased the interior effective use space of car. The utility model discloses a wheel limit is put drive assembly separately is convenient for realize electron differential and torque coordinated control, recoverable braking energy with improve recovery efficiency, have the high unique advantage of energy recuperation utilization ratio, realized drive and energy recuperation's two-way high efficiency operating mode.
In addition, it should be noted that the terms "first", "second", and the like in the specification are used for distinguishing various components, elements, steps, and the like in the specification, and are not used for representing a logical relationship or a sequential relationship between the various components, elements, steps, and the like, unless otherwise specified or indicated.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a new energy automobile wheel limit split type drive assembly, includes frame (7) and wheel (1), its characterized in that, this assembly still including set up in both sides the wheel hub inboard of wheel (1) is suspension gearbox (2) and motor (3) that bilateral symmetry arranged, motor shaft (31) of motor (3) are connected and are driven drive shaft (21) through the gear train in suspension gearbox (2), drive shaft (21) are connected and are driven the wheel hub of wheel (1).
2. The wheel-side split type driving assembly of the new energy automobile according to claim 1, wherein a casing of the suspension gearbox (2) is connected with the frame (7) through a Macpherson independent suspension.
3. The wheel-side split type driving assembly of the new energy automobile according to claim 2, wherein the McPherson independent suspension comprises a rocker arm bracket (4), a suspension shock absorber (5) and a positioning pull rod (6), the lower end of the box body of the suspension gearbox (2) is hinged with one end of the rocker arm bracket (4), the other end of the rocker arm bracket (4) is forked into two connecting ends and is connected to the frame (7), so that the wheel (1) only keeps the vibration freedom in the up-down direction, the upper end of the box body of the suspension gearbox (2) is hinged with one end of the suspension shock absorber (5), the other end of the suspension shock absorber (5) is connected with the frame (7) above the suspension shock absorber for damping, buffering and damping and guiding the wheel (1) to perform shock absorbing movement in the up-down direction, and the side end of the box body of the suspension gearbox (2) is hinged with one end of the positioning pull, the other end of the positioning pull rod (6) is connected to the frame (7), and the angle of the wheel (1) and the positioning parallelism between the wheel and the frame (7) are adjusted by stretching and retracting the positioning pull rod (6).
4. The wheel-side split type driving assembly of the new energy automobile according to claim 1 or 3, characterized in that the transmission spaces of the gear sets in the suspension gearbox (2) are arranged in a high-low mode, so that the motor shaft (31) at the input end and the driving shaft (21) at the output end are not on the same axis, the position of the motor (3) is raised, the ground clearance of the whole driving assembly is increased, and the driving assembly can adapt to the traditional frame driving structure and space layout.
5. The wheel-rim split type driving assembly of the new energy automobile according to claim 4, wherein the gear set in the suspension gearbox (2) comprises a first gear (22) and a second gear (23), the first gear (22) is arranged above the second gear (23) to form a high-low arrangement and meshed transmission, the motor shaft (31) is connected with the first gear (22) for transmission, the driving shaft (21) is connected with the second gear (23) for transmission, and a high-low difference arrangement is formed between the motor shaft (31) and the driving shaft (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920509099.6U CN210554156U (en) | 2019-04-16 | 2019-04-16 | New energy automobile wheel limit split type drive assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920509099.6U CN210554156U (en) | 2019-04-16 | 2019-04-16 | New energy automobile wheel limit split type drive assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210554156U true CN210554156U (en) | 2020-05-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920509099.6U Expired - Fee Related CN210554156U (en) | 2019-04-16 | 2019-04-16 | New energy automobile wheel limit split type drive assembly |
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| Country | Link |
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| CN (1) | CN210554156U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110001381A (en) * | 2019-04-16 | 2019-07-12 | 智导灵(苏州)智能科技有限公司 | A kind of new-energy automobile wheel side separated type drive assembly |
-
2019
- 2019-04-16 CN CN201920509099.6U patent/CN210554156U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110001381A (en) * | 2019-04-16 | 2019-07-12 | 智导灵(苏州)智能科技有限公司 | A kind of new-energy automobile wheel side separated type drive assembly |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| 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: 20200519 Termination date: 20210416 |