CN201914086U - Rear axle device with single-shaft variable-ration driving function and integration of external driving motor for vehicle - Google Patents
Rear axle device with single-shaft variable-ration driving function and integration of external driving motor for vehicle Download PDFInfo
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- CN201914086U CN201914086U CN2010206792868U CN201020679286U CN201914086U CN 201914086 U CN201914086 U CN 201914086U CN 2010206792868 U CN2010206792868 U CN 2010206792868U CN 201020679286 U CN201020679286 U CN 201020679286U CN 201914086 U CN201914086 U CN 201914086U
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Abstract
The utility model relates to a rear axle device with a single-shaft variable-ration driving function and integration of an external driving motor for a vehicle, which comprises a rear axle shell. A differential gear and half shafts are arranged in the rear axle shell, the half shafts are disposed at two ends of the differential gear, a half shaft driven gear is disposed on the half shaft and meshed with a driving gear, the driving gear is connected with a power input shaft, the power input shaft is connected with an engine by a clutch, a driving motor shell and a variable-ration gear sealing hood are mounted on the outer surface of the rear axle shell, a motor rotor and a motor stator winding are mounted in the driving motor shell, a variable-ratio driven gear and a variable-ratio driving gear which are meshed with each other are mounted in the variable-ratio gear sealing hood, the variable-ratio driving gear is connected with an electric driving shaft, the variable-ratio driven gear is connected with the power input shaft, and the motor rotor is mounted on the electric driving shaft. The rear axle device can simplify a power transmission mechanism of an existing hybrid power automobile, improves power transmission efficiency and realizes energy recycle.
Description
Technical field
The utility model relates to automobile power drive technology field, particularly relates to a kind of automobile-used back of single shaft no-load voltage ratio driving Biodge device that plug-in drive motor is an one that collects.
Background technology
Hybrid vehicle has two propulsions source: heat dynamic resource (being produced by traditional spark ignition engine or diesel engine) and electrodynamic source (battery and electrical motor).According to the bind mode that hybrid power drives, its power transmission mode is divided into following three classes: parallel, and tandem and series parallel type.Above-mentioned three kinds of hybrid power drive methods, in view of the characteristics of hybrid vehicle self, it all has two cover power drives, as shown in Figure 1, form by fuel oil drive system and motor driven systems, its complex structure, driving efficiency is low, the cost height.In addition, its propulsion source, especially electrodynamic source are far away apart from powered actuation mechanism (being rear wheel), cause under electric model, and the driving efficiency of hybrid vehicle is not high.At present, all there are the problems referred to above in the power transmission mode of the hybrid vehicle of having used for the market.
Summary of the invention
Technical problem to be solved in the utility model provides a kind of automobile-used back of single shaft no-load voltage ratio driving Biodge device that plug-in drive motor is an one that collects, and can simplify existing hybrid vehicle power transmission arrangment, improve power transmission efficiency and carry out energy recovery.
The technical scheme that its technical matters that solves the utility model adopts is: a kind of automobile-used back of single shaft no-load voltage ratio driving Biodge device that plug-in drive motor is an one that collects is provided, comprise rear-axle casing, be provided with diff and semiaxis in the described rear-axle casing, described semiaxis is arranged on described diff two ends; Described semiaxis is provided with semiaxis from gear; Described semiaxis is from gear and driving gear engagement; Described driving gear links to each other with power input shaft; Described power input shaft links to each other with driving engine by power-transfer clutch, and drive motor shell and no-load voltage ratio gear seal closure are installed on the outside face of described rear-axle casing; In the described drive motor shell rotor and motor stator winding are housed; Described rotor is installed on the described electronic imput shaft; In the described no-load voltage ratio gear sealing cover intermeshing no-load voltage ratio driving gear and no-load voltage ratio driven gear are housed; Described no-load voltage ratio driven gear links to each other with described power input shaft; Described no-load voltage ratio driving gear links to each other with electronic imput shaft.
Described drive motor shell and no-load voltage ratio gear seal closure be the outside face that is fixed on described rear-axle casing of the mode or the mode of bolted by welding all.
Described motor stator winding is fixed in the described drive motor shell by four locations bearing.
Described diff is made up of differential side gear and four differential pinion gears; Described four differential pinion gears be evenly distributed on described differential side gear around.
Beneficial effect
Owing to adopted above-mentioned technical scheme, the utility model compared with prior art, have following advantage and good effect: the utility model is directly installed on electrodynamic source (drive motor) on the rear-axle casing outside face, more close powered actuation mechanism, improved power transmission efficiency, save a cover power drive system, simplified structure.Simultaneously, drive motor is installed on the rear-axle casing outside face, not limited by the rear-axle casing inner space, can use multiple motor (as disc type electric machine); Increase the one-level variable gear, relaxed the restriction of selecting the command speed of drive motor, implementation is quite flexible.
Description of drawings
Fig. 1 is a hybrid power automobile driving system structural representation in the prior art;
Fig. 2 is a structural representation of the present utility model;
Fig. 3 adopts hybrid power automobile driving system structural representation of the present utility model.
The specific embodiment
Below in conjunction with specific embodiment, further set forth the utility model.Should be understood that these embodiment only to be used to the utility model is described and be not used in the restriction scope of the present utility model.Should be understood that in addition those skilled in the art can make various changes or modifications the utility model after the content of having read the utility model instruction, these equivalent form of values fall within the application's appended claims institute restricted portion equally.
The utility model relates to a kind of automobile-used back of single shaft no-load voltage ratio driving Biodge device that plug-in drive motor is an one that collects, as shown in Figure 2, comprise rear-axle casing 7, be provided with diff 17 and semiaxis 10 in the rear-axle casing 7, semiaxis 10 is arranged on diff 17 two ends, and the other two ends of semiaxis 10 are provided with wheel 4; Semiaxis 10 is provided with semiaxis from gear 3; Semiaxis is from gear 3 and driving gear 2 engagements; Driving gear 2 links to each other with power input shaft 1; Power input shaft 1 links to each other with power-transfer clutch by flange 12, links to each other with driving engine by power-transfer clutch again.Drive motor shell 13 and no-load voltage ratio gear seal closure 14 are installed on the outside face of rear-axle casing 7, and wherein, drive motor shell 13 and no-load voltage ratio gear the seal closure 14 all mode of the mode by welding or bolted are fixed on the outside face of rear-axle casing 7.Rotor 18 and motor stator winding 8 are housed in the drive motor shell 13, and motor stator winding 8 is fixed in the drive motor shell 13 by four locations bearing 11; Rotor 18 is installed on the electronic imput shaft 9; Intermeshing no-load voltage ratio driving gear 16 and no-load voltage ratio driven gear 15 are housed in the no-load voltage ratio gear sealing cover 14; The no-load voltage ratio driven gear links to each other with power input shaft 1; No-load voltage ratio driving gear 16 links to each other with electronic imput shaft 9.Diff 17 is made up of differential side gear 5 and four differential pinion gears 6, four differential pinion gears 6 be evenly distributed on differential side gear 5 around.
Shown in Figure 3 is to adopt hybrid power automobile driving system structural representation of the present utility model.With the auspicious wind of the Yangze river and Huai river serial 2.0L standard form of shuttling back and forth is example, according to the shuttle back and forth parameter of serial 2.0L standard form of the auspicious wind of Yangze river and Huai river, learns this car maximum speed v
Max, radius of wheel R, body quality m, driving gear and semiaxis are from the transmitting ratio i of gear
1, and the transmitting ratio i of no-load voltage ratio driving gear and no-load voltage ratio driven gear
2And obtain this car and ground coefficient of rolling friction f and vehicle body equivalence windage area A.Obtain the outer parameter that hangs over the drive motor on the rear-axle casing inwall according to following equation.
F
f＝m*g*f (2)
In the following formula, n
MaxBe the drive motor maximum speed of revolution, π is a circular constant, F
fBe force of rolling friction between car ground, g is an acceleration due to gravity, F
wBe windage, C
dBe air resistance coefficient, ρ is a density of air, T
eBe the drive motor maximum output torque, P is the motor horsepower output.Can design needed drive motor according to the data that obtain,, the rear-axle casing of automobile be processed, make drive motor can hang over the outside face of rear-axle casing outward according to the drive motor of designing.
As shown in Figure 3, realization principle of the present utility model is as follows:
Under the hybrid vehicle fuel oil pattern, driving engine is opened, closed power-transfer clutch, power input shaft 1 rotates, driving gear 2 rotates, and drives semiaxis and rotates from gear 3, drives with semiaxis to rotate from the semiaxis 10 that gear 3 links to each other, differential side gear 5 rotates, and drives differential pinion gear 6 and rotate when turning; If take the air line, the relative differential side gear of 6 of differential pinion gears 5 is static.So the semiaxis 10 on diff 17 both sides rotates simultaneously, realizes that finally rear wheel rotates.Simultaneously, power input shaft 1 rotates, driving the no-load voltage ratio driven gear 15 that links to each other with power input shaft 1 rotates, driving no-load voltage ratio driving gear 16 rotates, the electronic imput shaft 9 that drive links to each other with no-load voltage ratio driving gear 16 is rotated, the drive motor that drive links to each other with electronic imput shaft 9 rotates, and generating stores accumulators.
Under the hybrid vehicle electric model, cut-off clutch, drive motor is opened, and drives electronic imput shaft 9 and rotates, no-load voltage ratio driving gear 16 rotates, drive no-load voltage ratio driven gear 15 and rotate, power input shaft 1 rotates, and drives the driving gear 2 that links to each other with power input shaft 1 and rotates, driving semiaxis rotates from gear 3, drive is rotated from the semiaxis 10 that gear 3 links to each other with semiaxis, and differential side gear 5 rotates, and drives differential pinion gear 6 during turning and rotates; If take the air line, the relative differential side gear of 6 of differential pinion gears 5 is static.So the semiaxis 10 on diff 17 both sides rotates simultaneously, realizes that finally rear wheel rotates.
Under the hybrid vehicle hybrid mode: closed power-transfer clutch, driving engine is opened, power input shaft 1 rotates, simultaneously, open drive motor, drive electronic imput shaft 9 and rotate, drive the no-load voltage ratio driving gear 16 that links to each other with electronic imput shaft 9 and rotate, drive no-load voltage ratio driven gear 15 and rotate, drive the power input shaft 1 that links to each other with no-load voltage ratio driven gear 15 and rotate.Driving engine, drive motor drive driving gear 2 in the lump and rotate, and drive semiaxis and rotate from gear 3, drive with semiaxis to rotate from the semiaxis 10 that gear 3 links to each other, and differential side gear 5 rotates, and drives differential pinion gear 6 during turning and rotates; If take the air line, the relative differential side gear of 6 of differential pinion gears 5 is static.So the semiaxis 10 on diff 17 both sides rotates simultaneously, realizes that finally rear wheel rotates.
Be not difficult to find that the utility model is directly installed on electrodynamic source (drive motor) on the rear-axle casing outside face, more close powered actuation mechanism has improved power transmission efficiency, saves a cover power drive system, simplified structure.Simultaneously, drive motor is installed on the rear-axle casing outside face, not limited by the rear-axle casing inner space, can use multiple motor (as disc type electric machine); Increase the one-level variable gear, relaxed the restriction of selecting the command speed of drive motor, implementation is quite flexible.
Claims (4)
1. the automobile-used back of the single shaft no-load voltage ratio driving Biodge device that the plug-in drive motor of collection is an one comprises rear-axle casing (7), is provided with diff (17) and semiaxis (10) in the described rear-axle casing (7), and described semiaxis (10) is arranged on described diff (17) two ends; Described semiaxis (10) is provided with semiaxis from gear (3); Described semiaxis is from gear (3) and driving gear (2) engagement; Described driving gear (2) links to each other with power input shaft (1); Described power input shaft (1) links to each other with driving engine by power-transfer clutch, it is characterized in that, drive motor shell (13) and no-load voltage ratio gear seal closure (14) are installed on the outside face of described rear-axle casing (7); Rotor (18) and motor stator winding (8) are housed in the described drive motor shell (13); Described rotor (18) is installed on the described electronic imput shaft (9); Intermeshing no-load voltage ratio driving gear (16) and no-load voltage ratio driven gear (15) are housed in the described no-load voltage ratio gear sealing cover (14); Described no-load voltage ratio driven gear links to each other with described power input shaft (1); Described no-load voltage ratio driving gear (16) links to each other with electronic imput shaft (9).
2. the plug-in drive motor of collection according to claim 1 is that the single shaft no-load voltage ratio of one drives automobile-used back Biodge device, it is characterized in that described drive motor shell (13) and no-load voltage ratio gear seal closure (14) all mode of the mode by welding or bolted are fixed on the outside face of described rear-axle casing (7).
3. the plug-in drive motor of collection according to claim 1 is that the single shaft no-load voltage ratio of one drives automobile-used back Biodge device, it is characterized in that described motor stator winding (8) is fixed in the described drive motor shell (13) by four locations bearing (11).
4. the plug-in drive motor of collection according to claim 1 is that the single shaft no-load voltage ratio of one drives automobile-used back Biodge device, it is characterized in that described diff (17) is made up of differential side gear (5) and four differential pinion gears (6); Described four differential pinion gears (6) be evenly distributed on described differential side gear (5) around.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206792868U CN201914086U (en) | 2010-12-24 | 2010-12-24 | Rear axle device with single-shaft variable-ration driving function and integration of external driving motor for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206792868U CN201914086U (en) | 2010-12-24 | 2010-12-24 | Rear axle device with single-shaft variable-ration driving function and integration of external driving motor for vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201914086U true CN201914086U (en) | 2011-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206792868U Expired - Fee Related CN201914086U (en) | 2010-12-24 | 2010-12-24 | Rear axle device with single-shaft variable-ration driving function and integration of external driving motor for vehicle |
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| Country | Link |
|---|---|
| CN (1) | CN201914086U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103419628A (en) * | 2013-08-06 | 2013-12-04 | 丹江口市天健工贸有限公司 | Integration driving rear axle for electric vehicle |
-
2010
- 2010-12-24 CN CN2010206792868U patent/CN201914086U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103419628A (en) * | 2013-08-06 | 2013-12-04 | 丹江口市天健工贸有限公司 | Integration driving rear axle for electric vehicle |
| CN103419628B (en) * | 2013-08-06 | 2016-01-13 | 丹江口市天健工贸有限公司 | Electric vehicle integrated driving rear axle and propons |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110803 Termination date: 20131224 |