CN206159411U - Power drive system and vehicle that has it - Google Patents
Power drive system and vehicle that has it Download PDFInfo
- Publication number
- CN206159411U CN206159411U CN201621193815.7U CN201621193815U CN206159411U CN 206159411 U CN206159411 U CN 206159411U CN 201621193815 U CN201621193815 U CN 201621193815U CN 206159411 U CN206159411 U CN 206159411U
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- Prior art keywords
- drive shaft
- internal spherical
- spherical cage
- shaft
- gear
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Abstract
The utility model discloses a power drive system and vehicle that has it. This power drive system includes: differential mechanism, differential mechanism include casing, planetary gear axle, planetary gear and differential side gear, and planetary gear rotationally overlaps and establishes at planetary gear epaxially, and differential side gear and planetary gear meshing are provided with first constant head tank on differential side gear's the inner peripheral surface, in the casing was stretched into to the inner of ball cage in the ball cage in the drive shaft, drive shaft, the differential side gear cover was established and on the ball cage, be provided with the second constant head tank in the drive shaft on the ball cage in the drive shaft, positioning clamp spring, positioning clamp spring set up between second constant head tank and first constant head tank, wherein planetary gear epaxial still be provided with with the drive shaft in the just right locating surface of interior terminal surface of ball cage. According to the utility model discloses the power drive system, the two -way positioning of ball cage in the drive shaft can be realized in the location through positioning clamp spring and differential side gear ball cage in to the drive shaft, the locating surface of planetary gear axle in the ball cage location of terminal surface in to the drive shaft.
Description
Technical field
The utility model is related to automotive field, in particular to a kind of power-driven system and the vehicle with it.
Background technology
For the power-driven system of conventional truck, when the drive shaft internal spherical cage shaft shoulder with differential casing because diameter dimension is asked
Inscribe and the method that change is optimized to axle shaft gear, differential casing cannot be usually taken when contact positioning is axially carried out,
To reach the purpose for limiting drive shaft internal spherical cage axial location, the manufacturing cost of vehicle is so considerably increased.
Utility model content
The utility model is intended at least solve one of above-mentioned technical problem of the prior art to a certain extent.For this purpose,
A purpose of the present utility model is to propose a kind of power-driven system, excellent without the need for carrying out to axle shaft gear, differential casing
Change change, be just capable of achieving the axially position of drive shaft internal spherical cage.
Another purpose of the present utility model is to propose a kind of vehicle with above-mentioned power-driven system.
Included according to the power-driven system of the utility model embodiment：Differential mechanism, the differential mechanism includes housing, planet
Gear shaft, planetary gear and axle shaft gear, the planetary gear is rotatably sleeved in the planetary gear shaft, the semiaxis
Gear is engaged with the planetary gear, and the first locating slot, first locating slot are provided with the inner peripheral surface of the axle shaft gear
The direction planetary gear shaft open at one end；Drive shaft internal spherical cage, the inner of the drive shaft internal spherical cage extend into described
In housing, the axle shaft gear is set on the drive shaft internal spherical cage and the axle shaft gear is same with the drive shaft internal spherical cage
Step is rotated, and on the drive shaft internal spherical cage the second locating slot is provided with；Positioning jump ring, the positioning jump ring is arranged on described second
Between locating slot and first locating slot, wherein be additionally provided with the planetary gear shaft with the drive shaft internal spherical cage
End face just to locating surface.
According to the power-driven system of the utility model embodiment, by the positioning for positioning jump ring and axle shaft gear, can be with
Prevent drive shaft internal spherical cage from deviating from from differential mechanism, entered with the locating surface of planetary gear shaft by the inner face of drive shaft internal spherical cage
Row positioning, can prevent drive shaft internal spherical cage to differential mechanism inside play, thus limit the axial location of drive shaft internal spherical cage.
In addition, can also have following additional technology special according to the power-driven system of the utility model above-described embodiment
Levy：
According to some embodiments of the present utility model, the locating surface is plane.
According to some embodiments of the present utility model, the locating surface is spaced with the inner face of the drive shaft internal spherical cage
Open.
According to some embodiments of the present utility model, it is additionally provided between the axle shaft gear and the housing for adjusting
The adjust pad of axle shaft gear axial direction position.
According to some embodiments of the present utility model, the housing shaft shoulder, the driving are provided with the outer face of the housing
The internal spherical cage shaft shoulder is provided with axle internal spherical cage, the internal spherical cage shaft shoulder coordinates with the housing shaft shoulder.
According to some embodiments of the present utility model, oil sealing, the oil sealing position are additionally provided with the drive shaft internal spherical cage
In housing outside and at neighbouring cooperation of the internal spherical cage shaft shoulder with the housing shaft shoulder.
According to some embodiments of the present utility model, the power-driven system also include shell body, the shell body with
The oil sealing press fit.
According to the vehicle of the utility model another aspect embodiment, including the power-driven system of above-described embodiment.
Description of the drawings
Fig. 1 is the schematic diagram of the power-driven system according to the utility model embodiment.
Reference：
Power-driven system 100, differential mechanism 10, housing 1, the housing shaft shoulder 11, planetary gear shaft 2, locating surface 21, planet tooth
Wheel 3, axle shaft gear 4, the first locating slot 41, adjust pad 5, drive shaft internal spherical cage 20, the second locating slot 201, inner face 202,
The internal spherical cage shaft shoulder 203, positioning jump ring 30, oil sealing 40.
Specific embodiment
Embodiment of the present utility model is described below in detail, the example of the embodiment is shown in the drawings, wherein ad initio
Same or similar element is represented to same or similar label eventually or the element with same or like function.Below by ginseng
The embodiment for examining Description of Drawings is exemplary, it is intended to for explaining the utility model, and it is not intended that to the utility model
Restriction.
In description of the present utility model, it is to be understood that term " longitudinal direction ", " horizontal ", " thickness ", " on ", D score,
The orientation or position relationship of the instruction such as "left", "right", " interior ", " outward " is, based on orientation shown in the drawings or position relationship, to be only
For the ease of describe the utility model and simplify description, rather than indicate or imply indication device or element must have it is specific
Orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or implying relative importance
Or the implicit quantity for indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include one or more this feature.
In the utility model, unless otherwise clearly defined and limited, term " installation ", " connected ", " connection ", " Gu
It is fixed " etc. term should be interpreted broadly, it is for example, it may be fixedly connected, or be detachably connected or integral；Can be
It is mechanically connected, or electrically connects or can communicate with one another；Can be joined directly together, it is also possible to by the indirect phase of intermediary
Even, can be connection or the interaction relationship of two elements of two element internals.For one of ordinary skill in the art
For, can as the case may be understand concrete meaning of the above-mentioned term in the utility model.
Describe the power-driven system 100 according to the utility model embodiment in detail below in conjunction with the accompanying drawings.
With reference to shown in Fig. 1, can include differential mechanism 10, drive according to the power-driven system 100 of the utility model embodiment
Moving axis internal spherical cage 20 and positioning jump ring 30.
Differential mechanism 10 can include housing 1, planetary gear shaft 2, planetary gear 3 and axle shaft gear 4.Wherein, planetary gear 3
It is rotatably sleeved in planetary gear shaft 2, axle shaft gear 4 is engaged with planetary gear 3, arranges on the inner peripheral surface of axle shaft gear 4
There is the first locating slot 41, the first locating slot 41 is used to be the axially position of drive shaft internal spherical cage 20.Specifically, first locating slot 41
Towards the open at one end of planetary gear shaft 2.
The inner of drive shaft internal spherical cage 20 is extend into housing 1, and axle shaft gear 4 is set on drive shaft internal spherical cage 20, tool
Body ground, can be bonded between axle shaft gear 4 and drive shaft internal spherical cage 20, realize axle shaft gear 4 with ball in drive shaft with this
The synchronous axial system of cage 20.Further, the second locating slot 201 is provided with drive shaft internal spherical cage 20, it is preferable that the second locating slot
201 is annular groove.
Positioning jump ring 30 is arranged between the second locating slot 201 and the first locating slot 41, that is, position a part for jump ring 30
It is connected in the second locating slot 201, another part is connected in the first locating slot 41.Positioning jump ring 30 limits ball in drive shaft
The axial location of cage 20, can prevent drive shaft internal spherical cage 20 from deviating from from left side.It is pointed out that axle shaft gear 4 and fixed
Position jump ring 30 only serves the effect of unidirectional positioning to drive shaft internal spherical cage 20.
The housing shaft shoulder 11 is provided with the outer face of housing 1, the internal spherical cage shaft shoulder 203 is provided with drive shaft internal spherical cage 20,
The internal spherical cage shaft shoulder 203 coordinates with the housing shaft shoulder 11.
In embodiment of the present utility model, the inner face 202 with drive shaft internal spherical cage 20 is provided with planetary gear shaft 2
Just to locating surface 21, when drive shaft 20 side shifting to the right of internal spherical cage, the locating surface 21 resists the interior of drive shaft internal spherical cage 20
End face 202, prevents it from continuing to move to right, and thus it can be prevented that drive shaft internal spherical cage 20 to the movement inside differential mechanism 10.In positioning
Under the collective effect of jump ring 30 and locating surface 21, positioning of the drive shaft internal spherical cage 20 in axial direction is realized.
According to the power-driven system 100 of the utility model embodiment, by positioning determining for jump ring 30 and axle shaft gear 4
Position, can prevent drive shaft internal spherical cage 20 from deviating from from differential mechanism 10, by the inner face 202 and planet of drive shaft internal spherical cage 20
The locating surface 21 of gear shaft 2 is positioned, and drive shaft internal spherical cage 20 can be prevented to the inside play of differential mechanism 10, be thus limit
The axial location of drive shaft internal spherical cage 20.
In the specific embodiment shown in Fig. 1, locating surface 21 is plane, and locating surface 21 and drive shaft internal spherical cage 20
Inner face 202 is spaced apart to form minim gap, and space has been reserved in the gap for the axial location adjustment of drive shaft internal spherical cage 20.
The adjust pad 5 for adjusting the axial location of axle shaft gear 4 is additionally provided between axle shaft gear 4 and housing 1.Dress
During with power-driven system 100, by the thickness for increaseing or decreasing adjust pad 5, the axial position of axle shaft gear 4 can be adjusted
Put, and then adjust the mesh degree of axle shaft gear 4 and planetary gear 3.
Oil sealing 40 is additionally provided with drive shaft internal spherical cage 20, oil sealing 40 is located at the outside of housing 1 and the neighbouring internal spherical cage shaft shoulder 203
At cooperation with the housing shaft shoulder 11, oil sealing 40 can prevent fluid from overflowing.
Power-driven system 100 can also include shell body (not shown), shell body and the press fit of oil sealing 40.Tool
Body ground, oil sealing 40 can prevent the fluid in power-driven system 100 from overflowing from the junction of drive shaft internal spherical cage 20 and shell body.
According to the vehicle of the utility model another aspect embodiment, including the power-driven system 100 of above-described embodiment, and
And without the need for being optimized change to axle shaft gear 4, the housing 1 of differential mechanism 10, the axially position of drive shaft internal spherical cage 20 is just capable of achieving,
Thus reduce the manufacturing cost of vehicle.For other of vehicle are constructed, such as chassis, engine have been people in the art
Known technology known to member, therefore no longer repeat one by one here.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means to combine specific features, structure, material or feature that the embodiment or example are described
In being contained at least one embodiment of the present utility model or example.In this manual, to the schematic representation of above-mentioned term
Necessarily it is directed to identical embodiment or example.And, the specific features of description, structure, material or feature can be
Combine in an appropriate manner in any one or more embodiments or example.Additionally, those skilled in the art can be by this
Different embodiments or example described in specification are engaged and combined.
Although embodiment of the present utility model has been shown and described above, it is to be understood that above-described embodiment is
Exemplary, it is impossible to it is interpreted as to restriction of the present utility model, one of ordinary skill in the art is in scope of the present utility model
It is interior above-described embodiment to be changed, be changed, being replaced and modification.
Claims (8)
1. a kind of power-driven system, it is characterised in that include：
Differential mechanism, the differential mechanism includes housing, planetary gear shaft, planetary gear and axle shaft gear, and the planetary gear can turn
It is set in dynamicly in the planetary gear shaft, the axle shaft gear is engaged with the planetary gear, the inner circumferential of the axle shaft gear
The first locating slot, the open at one end of the direction planetary gear shaft of first locating slot are provided with face；
Drive shaft internal spherical cage, the inner of the drive shaft internal spherical cage is extend into the housing, and the axle shaft gear is set in institute
State on drive shaft internal spherical cage and the axle shaft gear and the drive shaft internal spherical cage synchronous axial system, set on the drive shaft internal spherical cage
It is equipped with the second locating slot；
Positioning jump ring, the positioning jump ring is arranged between second locating slot and first locating slot, wherein the row
Be additionally provided with star gear shaft with the inner face of the drive shaft internal spherical cage just to locating surface.
2. power-driven system according to claim 1, it is characterised in that the locating surface is plane.
3. power-driven system according to claim 1, it is characterised in that the locating surface and the drive shaft internal spherical cage
Inner face be spaced apart.
4. power-driven system according to claim 1, it is characterised in that between the axle shaft gear and the housing also
It is provided with the adjust pad for adjusting axle shaft gear axial direction position.
5. power-driven system according to claim 1, it is characterised in that be provided with housing at the outer face of the housing
The shaft shoulder, is provided with the internal spherical cage shaft shoulder on the drive shaft internal spherical cage, the internal spherical cage shaft shoulder coordinates with the housing shaft shoulder.
6. power-driven system according to claim 5, it is characterised in that be additionally provided with oil on the drive shaft internal spherical cage
Envelope, the oil sealing is located at housing outside and at the internal spherical cage shaft shoulder with the cooperation of the housing shaft shoulder.
7. power-driven system according to claim 6, it is characterised in that the power-driven system also includes shell
Body, the shell body and the oil sealing press fit.
8. a kind of vehicle, it is characterised in that include the power-driven system according to any one of claim 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621193815.7U CN206159411U (en) | 2016-10-31 | 2016-10-31 | Power drive system and vehicle that has it |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621193815.7U CN206159411U (en) | 2016-10-31 | 2016-10-31 | Power drive system and vehicle that has it |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206159411U true CN206159411U (en) | 2017-05-10 |
Family
ID=58656665
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621193815.7U Active CN206159411U (en) | 2016-10-31 | 2016-10-31 | Power drive system and vehicle that has it |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206159411U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107763168A (en) * | 2017-11-02 | 2018-03-06 | 西安法士特汽车传动有限公司 | A kind of axial elasticity position limiting structure of automobile axle shaft |
| CN108662113A (en) * | 2018-06-29 | 2018-10-16 | 北京新能源汽车股份有限公司 | Drive shaft device and vehicle |
-
2016
- 2016-10-31 CN CN201621193815.7U patent/CN206159411U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107763168A (en) * | 2017-11-02 | 2018-03-06 | 西安法士特汽车传动有限公司 | A kind of axial elasticity position limiting structure of automobile axle shaft |
| CN107763168B (en) * | 2017-11-02 | 2023-09-08 | 西安法士特汽车传动有限公司 | Axial elastic limit structure of automobile half shaft |
| CN108662113A (en) * | 2018-06-29 | 2018-10-16 | 北京新能源汽车股份有限公司 | Drive shaft device and vehicle |
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