CN201890092U - Rear axle device for double-shaft driven vehicle integrated with embedded drive motor - Google Patents
Rear axle device for double-shaft driven vehicle integrated with embedded drive motor Download PDFInfo
- Publication number
- CN201890092U CN201890092U CN2010206486773U CN201020648677U CN201890092U CN 201890092 U CN201890092 U CN 201890092U CN 2010206486773 U CN2010206486773 U CN 2010206486773U CN 201020648677 U CN201020648677 U CN 201020648677U CN 201890092 U CN201890092 U CN 201890092U
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- drive motor
- gear
- semiaxis
- shaft
- axle
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Abstract
The utility model relates to a rear axle device for a double-shaft driven vehicle integrated with an embedded drive motor. The rear axle device comprises a rear axle housing. A differential mechanism and an axle shaft are arranged in the rear axle housing. The axle shaft is arranged at the two ends of the differential mechanism. An axle shaft driven gear is arranged on the axle shaft. One end of the axle shaft driven gear is engaged with a driving gear. The driving gear is connected with a power input shaft. The power input shaft is connected with an engine through a clutch. The other end of the axle shaft driven gear is engaged with an electric driving gear. The electric driving gear is connected with an electric power shaft. A driving motor casing is embedded on the inner wall of the rear axle housing. A motor rotor and a motor stator winding are installed in the driving motor casing. The motor rotor is installed on the electric power shaft. The rear axle device has the beneficial effects that the power transmission structure of the existing hybrid vehicle can be simplified, the power transmission efficiency can be improved and the energy recovery can be facilitated.
Description
Technical field
The utility model relates to automobile power drive technology field, particularly relates to a kind of automobile-used back of twin shaft driving Biodge device that embedded 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 twin shaft driving Biodge device that embedded 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 twin shaft driving Biodge device that embedded 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, and described semiaxis is from gear one end 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; Described semiaxis is from the gear other end and the engagement of electronic driving gear; Described electronic driving gear links to each other with described electric-powered axle; Be embedded with the drive motor shell on the inwall 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 electric-powered axle.
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 the rear-axle casing inwall with electrodynamic source (drive motor), save a cover power drive system, simplify the structure, design and manufacturing that this not only helps the novel hybrid automobile also help the transformation to original fuel oil power vehicle.In addition, because the more close powered actuation mechanism of electrodynamic source also helps the raising of power transmission efficiency.Simultaneously, increase an electric-powered axle of dress in rear-axle casing inside, by changing this shaft gear number, and then change the transmitting ratio of drive motor, thereby obtain the torque of required drive motor, can utilize the fixing drive motor of output torque easily.
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 twin shaft driving Biodge device that embedded drive motor is an one that collects, and as shown in Figure 2, comprises rear-axle casing 3, is provided with diff 1 and semiaxis 2 in the described rear-axle casing 3, and semiaxis 2 is arranged on diff 1 two ends.Semiaxis 2 is provided with semiaxis from gear 4, and described semiaxis is from gear 4 one ends and driving gear 5 engagements, and driving gear 5 links to each other with power input shaft 6, and power input shaft 6 links to each other with driving engine by power-transfer clutch.Semiaxis is from gear 4 other ends and 13 engagements of electronic driving gear, and electronic driving gear 13 links to each other with electric-powered axle 14.Be embedded with drive motor shell 7 on the inwall of rear-axle casing 3, rotor 8 and motor stator winding 9 are housed in the drive motor shell 7, wherein, motor stator winding 9 is fixed in the drive motor shell 7 by four locations bearing 10, and rotor 8 is installed on the electric-powered axle 14.Diff 1 is made up of differential side gear 11 and four differential pinion gears 12, four differential pinion gears 12 be evenly distributed on differential side gear 11 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, and driving gear and semiaxis are from the transmitting ratio i of gear.And obtain this car and ground coefficient of rolling friction f and vehicle body equivalence windage area A.Obtain the parameter that is embedded in 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, increase rear-axle casing and electric-powered axle slack, drive motor is embedded on the inwall of rear-axle casing 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 rotates, driving gear 5 rotates, and drives semiaxis and rotates from gear 4, drives with semiaxis to rotate from the semiaxis 2 that gear 4 links to each other, differential side gear 11 rotates, and drives differential pinion gear 12 and rotate when turning; If take the air line, the relative differential side gear of 12 of differential pinion gears 11 is static.So the semiaxis 2 on diff 1 both sides rotates simultaneously, realizes that finally rear wheel rotates.Simultaneously, imput shaft is rotated and is driven semiaxis from gear 4 rotations, drives electronic driving gear 13 and rotates, and drives drive motor and rotates, generating storage accumulators.
Under the hybrid vehicle electric model, cut-off clutch, drive motor is opened, driving electric-powered axle rotates, electronic driving gear 15 rotates, and drives semiaxis and rotates from gear 4, drives with semiaxis to rotate from the semiaxis 2 that gear 4 links to each other, differential side gear 11 rotates, and drives differential pinion gear 12 during turning and rotates; If take the air line, the relative differential side gear of 12 of differential pinion gears 11 is static.So the semiaxis 2 on diff 1 both sides rotates simultaneously, realizes that finally rear wheel rotates.
Under the hybrid vehicle hybrid mode: closed power-transfer clutch, driving engine is opened, and power input shaft rotates, and simultaneously, opens drive motor, and electric-powered axle rotates.Driving engine drives driving gear 5 and rotates, drive motor drives electronic driving gear 15 and rotates, driving engine and drive motor machine drive semiaxis simultaneously and rotate from gear 4, drive is rotated from the semiaxis 2 that gear 4 links to each other with semiaxis, differential side gear 11 rotates, and drives differential pinion gear 12 during turning and rotates; If take the air line, the relative differential side gear of 12 of differential pinion gears 11 is static.So the semiaxis 2 on diff 1 both sides rotates simultaneously, realizes that finally rear wheel rotates.
The utility model is directly installed on the rear-axle casing inwall with electrodynamic source (drive motor), saves a cover power drive system, simplifies the structure, and design and manufacturing that this not only helps the novel hybrid automobile also help the transformation to original fuel oil power vehicle.In addition, because the more close powered actuation mechanism of electrodynamic source also helps the raising of power transmission efficiency.Simultaneously, increase the electric-powered axle of of dress in rear-axle casing inside, by changing this shaft gear number, and then change the transmitting ratio of drive motor, thereby obtain the torque of required drive motor, can utilize the fixing motor of output torque easily.
Claims (3)
1. the automobile-used back of the twin shaft driving Biodge device that the embedded drive motor of collection is an one comprises rear-axle casing (3), is provided with diff (1) and semiaxis (2) in the described rear-axle casing (3), and described semiaxis (2) is arranged on described diff (1) two ends; Described semiaxis (2) is provided with semiaxis from gear (4), and described semiaxis is from gear (4) one ends and driving gear (5) engagement; Described driving gear (5) links to each other with power input shaft (6); Described power input shaft (6) links to each other with driving engine by power-transfer clutch, it is characterized in that, described semiaxis is from gear (4) other end and electronic driving gear (13) engagement; Described electronic driving gear (13) links to each other with described electric-powered axle (14); Be embedded with drive motor shell (7) on the inwall of described rear-axle casing (3); Rotor (8) and motor stator winding (9) are housed in the described drive motor shell (7); Described rotor (8) is installed on the described electric-powered axle (14).
2. the embedded drive motor of collection according to claim 1 is that the twin shaft of one drives automobile-used back Biodge device, it is characterized in that described motor stator winding (9) is fixed in the described drive motor shell (7) by four locations bearing (10).
3. the embedded drive motor of collection according to claim 1 is that the single shaft of one drives automobile-used back Biodge device, it is characterized in that described diff (1) is made up of differential side gear (11) and four differential pinion gears (12); Described four differential pinion gears (12) be evenly distributed on described differential side gear (11) around.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206486773U CN201890092U (en) | 2010-12-08 | 2010-12-08 | Rear axle device for double-shaft driven vehicle integrated with embedded drive motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206486773U CN201890092U (en) | 2010-12-08 | 2010-12-08 | Rear axle device for double-shaft driven vehicle integrated with embedded drive motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201890092U true CN201890092U (en) | 2011-07-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206486773U Expired - Fee Related CN201890092U (en) | 2010-12-08 | 2010-12-08 | Rear axle device for double-shaft driven vehicle integrated with embedded drive motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201890092U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104114397A (en) * | 2012-02-15 | 2014-10-22 | F·波尔希名誉工学博士公司 | Drive train of a purely electrically drivable motor vehicle |
-
2010
- 2010-12-08 CN CN2010206486773U patent/CN201890092U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104114397A (en) * | 2012-02-15 | 2014-10-22 | F·波尔希名誉工学博士公司 | Drive train of a purely electrically drivable motor vehicle |
| CN104114397B (en) * | 2012-02-15 | 2017-08-11 | F·波尔希名誉工学博士公司 | Pure electric power can drive the PWTN of motor vehicles |
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Legal Events
| 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: 20110706 Termination date: 20131208 |