CN207782567U - Electric machine assembly and vehicle - Google Patents
Electric machine assembly and vehicle Download PDFInfo
- Publication number
- CN207782567U CN207782567U CN201820006081.XU CN201820006081U CN207782567U CN 207782567 U CN207782567 U CN 207782567U CN 201820006081 U CN201820006081 U CN 201820006081U CN 207782567 U CN207782567 U CN 207782567U
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- Prior art keywords
- electric machine
- drive shaft
- machine assembly
- limiting plate
- bearing
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Abstract
The utility model discloses a kind of electric machine assembly and vehicle, electric machine assembly includes：Motor, drive shaft, bearing and limiting plate, motor include shell, and mounting hole is provided on shell；Drive shaft and motor drive；Bearing is mounted on mounting hole and is arranged on the driving shaft；Limiting plate is fixed and is covered in the outside of mounting hole with shell.Thus, pass through motor, drive shaft, bearing and limiting plate cooperation, insufficient space problem of the drive shaft belt supporting frame in disassembly process can be eliminated, dismounting can be made more convenient, so as to promote disassembly efficiency, and it is accumulative also to reduce tolerance caused by excessively coordinating due to parts, cooperation precision can be promoted, it can also eliminate due to caused by the eccentric excessive eccentric wear oil sealing the problem of initial failure, the service life of bearing can also be promoted, simultaneously, also the design weight and cost of electric machine assembly can be reduced, lightweight may be implemented, the structure of electric machine assembly can also be made simpler.
Description
Technical field
The utility model is related to technical field of vehicle, more particularly to a kind of electric machine assembly and the vehicle with the electric machine assembly
.
Background technology
In the related technology, driving bracing strut in the prior art mainly considers driving bracing strut and electric machine casing installation point
There are technological problems for fastening bolt, need to dispense driving bracing strut and motor, that is, drive bracing strut to first pass through fastening spiral shell with motor
Bolt is attached, and then drive shaft intermediate supports are attached with driving bracing strut by bolt, increase the parts of two-stage
Build-up tolerance is assembled, accumulative geometric tolerance causes retarder and drive axis decentraction, easily causes oil sealing and drive shaft axis
The premature wear failure held, also, since driving bracing strut and drive shaft are layered water flood well, that is, increase point of holder and motor
The assembly of dress, drive shaft intermediate supports and holder can cause dismounting convenience poor, complex procedures.
Utility model content
The utility model aims to solve at least one of the technical problems existing in the prior art.For this purpose, the utility model carries
Go out a kind of electric machine assembly, which can eliminate insufficient space problem of the drive shaft belt supporting frame in disassembly process, also may be used
With eliminate can also be reduced due to initial failure caused by the eccentric excessive eccentric wear oil sealing electric machine assembly design weight and at
This.
The utility model further proposes a kind of vehicle.
Electric machine assembly according to the present utility model includes：Motor, drive shaft, bearing and limiting plate, the motor include shell
Body is provided with mounting hole on the shell；The drive shaft and the motor drive；The bearing be mounted on the mounting hole and
It is set in the drive shaft；The limiting plate is fixed and is covered in the outside of the mounting hole with the shell.
Electric machine assembly according to the present utility model is coordinated by motor, drive shaft, bearing and limiting plate, can eliminate drive
Insufficient space problem of the moving axis belt supporting frame in disassembly process, can make dismounting more convenient, so as to promote disassembly efficiency,
And it is accumulative also to reduce tolerance caused by excessively coordinating due to parts, can promote cooperation precision, can also eliminate by
The initial failure caused by the eccentric excessive eccentric wear oil sealing, can also promote the service life of bearing, meanwhile, it can also reduce electricity
The design weight and cost of thermomechanical components, may be implemented lightweight, and the structure of electric machine assembly can also be made simpler.
Optionally, the electric machine assembly further includes：Internal spherical cage assembly and central siphon, the internal spherical cage assembly are connected to described
Between drive shaft and the central siphon, the limiting plate is arranged on the internal spherical cage assembly.
Further, arc escape groove is provided on the limiting plate, the arc escape groove is opposite with the drive shaft
It answers.
Specifically, the limiting plate has the mounting hole of multiple distributions spaced apart.
Optionally, the limiting plate is formed there are two relative angle, and there are one the mounting holes for each relative angle setting.
Further, one in two mounting holes be round hole and another be slotted eye or oblong hole.
Specifically, the bearing includes：Inner ring and outer ring, the inner ring are located at the inside of the outer ring, the interior snare
It is located in the drive shaft, the outer ring and the peripheral wall transition of the mounting hole coordinate.
Optionally, the electric machine assembly further includes：Internal spherical cage assembly, central siphon and external ball cage assembly, the internal spherical cage are total
At being connected between the drive shaft and the central siphon, the central siphon is also connect with the external ball cage assembly.
Further, the internal spherical cage assembly and the external ball cage assembly include：Dust cover and clamp, the clamp folder
It is located on the dust cover.
Vehicle according to the present utility model, including above-mentioned electric machine assembly.
Description of the drawings
Fig. 1 is the schematic diagram according to the electric machine assembly of the utility model embodiment；
Fig. 2 is the assembly according to the motor of the electric machine assembly of the utility model embodiment, drive shaft, bearing and limiting plate
Figure；
Fig. 3 is the front view according to the limiting plate of the electric machine assembly of the utility model embodiment；
Fig. 4 is the side view according to the limiting plate of the electric machine assembly of the utility model embodiment；
Fig. 5 is the installation diagram according to the motor of the electric machine assembly of the utility model embodiment, bearing and limiting plate.
Reference numeral：
Electric machine assembly 10；
Motor 1；Shell 11；Mounting hole 12；Threaded hole 13；
Drive shaft 2；
Bearing 3；
Limiting plate 4；Arc escape groove 41；Mounting hole 42；Relative angle 43；
Internal spherical cage assembly 5；Dust cover 52；Clamp 53；Long handle sliding sleeve 54；Internal spherical cage 55；Big clamp 56；Small clamp 57；
Central siphon 6；
External ball cage assembly 7；
Fastening bolt 8.
Specific implementation mode
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model
Limitation.
In the description of the present invention, it should be understood that term "center", " longitudinal direction ", " transverse direction ", " length ", " width
Degree ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom" "inner", "outside", " suitable
The orientation or positional relationship of the instructions such as hour hands ", " counterclockwise ", " axial direction ", " radial direction ", " circumferential direction " is orientation based on ... shown in the drawings
Or position relationship, be merely for convenience of describing the present invention and simplifying the description, do not indicate or imply the indicated device or
Element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as the limit to the utility model
System.In addition, defining " first ", the feature of " second " can explicitly or implicitly include one or more this feature.
In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, can also be electrical connection；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, it can understand above-mentioned art with concrete condition
The concrete meaning of language in the present invention.
The electric machine assembly 10 according to the utility model embodiment is described in detail below with reference to Fig. 1-Fig. 5.
As Figure 1-Figure 5, include according to the electric machine assembly of the utility model embodiment 10：Motor 1, drive shaft 2, bearing
3 and limiting plate 4, motor 1 may include shell 11, be provided with mounting hole 12 on shell 11, drive shaft 2 is driven with motor 1, motor
When 1 work, the power of motor 1 can be passed to by drive shaft 2 by wheel, bearing 3 is mounted in mounting hole 12, and bearing
3 are arranged on driving shaft 2, and the hole internal diameter of mounting hole 12 coordinates with the outer ring 32 of bearing 3 for transition, and setting can be bearing in this way
3 are preferably arranged in mounting hole 12.
In addition, limiting plate 4 is fixedly installed with shell 11, and limiting plate 4 covers in the outside of mounting hole 12, such setting
Limiting plate 4 can carry out axial limiting to bearing 3, and drive shaft 2 can be made to fit better on motor 1.
Wherein, the holder of drive shaft 2 is integrated on the shell 11 of motor 1, i.e., drive shaft 2 does not need intermediate support, energy
Insufficient space problem of 2 belt supporting frame of drive shaft in disassembly process is enough eliminated, dismounting can be made more convenient, so as to be promoted
Disassembly efficiency, also, the holder since drive shaft 2 need not be separately provided reduce the holder and bearing 3 and electricity of drive shaft 2
The design and assembly accumulation tolerance of the shell 11 of machine 1, it is accumulative to reduce tolerance caused by excessively coordinating due to parts, can be with
Cooperation precision is promoted, the concentricity of drive shaft 2 and reducer output shaft line can be also promoted, can be eliminated eccentric excessive to oil sealing
Initial failure caused by eccentric wear, so as to eliminate due to the problem of initial failure, being gone back caused by the eccentric excessive eccentric wear oil sealing
The service life of bearing 3 can be promoted.
Meanwhile cooperation boundary and the fastener of the holder of drive shaft 2 and the shell 11 of motor 1 are decreased, it can reduce
The design weight and cost of electric machine assembly 10, may be implemented lightweight.In addition, holder and motor 1 by saving drive shaft 2
The independent assembly process of shell 11 optimizes parts complexity in electric machine assembly 10, can make supplier just, can also make electricity
The structure of thermomechanical components 10 is simpler.
In addition, electric machine assembly 10 can also include：Dust-proof cushion, dust-proof cushion are oppositely arranged with limiting plate 4, and dust-proof cushion setting exists
The left side of bearing 3, limiting plate 4 are arranged on the right side of bearing 3, that is to say, that and bearing 3 is arranged between dust-proof cushion and limiting plate 4,
Wherein, dust-proof cushion and limiting plate 4 all have dustproof effect, can prevent dust from entering in electric machine assembly 10, so as to protect
Demonstrate,prove the working performance of electric machine assembly 10.
Coordinated as a result, by motor 1, drive shaft 2, bearing 3 and limiting plate 4,2 belt supporting frame of drive shaft can be eliminated and dismounted
Insufficient space problem in the process, can make dismounting more convenient, so as to promote disassembly efficiency, and can also reduce by
The tolerance caused by parts excessively coordinate is accumulative, can promote cooperation precision, can also eliminate due to eccentric excessive to oil sealing
Caused by eccentric wear the problem of initial failure, the service life of bearing 3 can also be promoted, meanwhile, it can also reduce electric machine assembly 10
Design weight and cost, lightweight may be implemented, the structure of electric machine assembly 10 can also be made simpler.
Optionally, as shown in Figure 1, electric machine assembly 10 can also include：Internal spherical cage assembly 5 and central siphon 6, internal spherical cage assembly 5
It is connected between drive shaft 2 and central siphon 6, limiting plate 4 is arranged on internal spherical cage assembly 5, it should be noted that limiting plate 4 also may be used
Individually to assemble, that is, design in the outside of bearing 3, the outside of bearing 3 refers to the right side in Fig. 1, wherein internal spherical cage assembly 5 can
To include long handle sliding sleeve 54 and internal spherical cage 55, long handle sliding sleeve 54 is connect with retarder by inside and outside involute spline, and internal spherical cage is total
Retarder output torque can be passed to central siphon 6 at 5.
Further, as shown in Figure 3 and Figure 5, arc escape groove 41, arc escape groove 41 and drive are provided on limiting plate 4
Moving axis 2 is corresponding, it is to be understood that the shape due to drive shaft 2 is cylinder, the shape of arc escape groove 41 can be effective
Drive shaft 2 is avoided, such setting can avoid limiting plate 4 from interfering drive shaft 2, and can promote the assembly essence of electric machine assembly 10
Degree.Wherein, the central angle corresponding to arc escape groove 41 is 180 ° -360 °, can be conducive to limiting plate 4 in this way to bearing 3
Limit, but also the installation steps of limiting plate 4 can be reduced.
Specifically, as shown in Figure 3 and Figure 5, limiting plate 4 has the mounting hole 42 of multiple distributions spaced apart, the shell of motor 1
Multiple threaded holes 13 are provided on 11, the quantity of mounting hole 42 is with the quantity of threaded hole 13 just as when needs are limiting plate 4 and electricity
When machine 1 is assembled together, by the mounting hole 42 above limiting plate 4 with the threaded hole 13 on the shell 11 of motor 1 to just, then using
Fastening bolt 8 is threaded into hole 13 across mounting hole 42, and limiting plate 4 and the shell 11 of motor 1 can be locked to by such setting
Together, so as to promoting the whole assembly reliability of limiting plate 4 and motor 1.
Optionally, as shown in Figure 3 and Figure 5, limiting plate 4 is formed there are two relative angle 43, is provided on each relative angle 43
One mounting hole 42, that is to say, that the quantity of mounting hole 42 is set as two, and one in two mounting holes 42 is provided in round
Hole, and another is set as slotted eye either oblong hole slotted eye or oblong hole can make up parts and match
The accumulation for closing geometric tolerance, so as to further promote assembly precision.
Specifically, as shown in Figure 1, Figure 2 and shown in Fig. 5, bearing 3 may include：Inner ring and outer ring, inner ring are located at the interior of outer ring
Side, inner ring are arranged on driving shaft 2, and outer ring and the peripheral wall transition of mounting hole 12 coordinate, and such setting can be bearing 3, driving
Axis 2 and motor 1 are assembled together.Wherein, bearing 3 can be provided on long handle sliding sleeve 54, bearing 3 plays support function, in bearing 3
Circle is together with 54 interference fit of long handle sliding sleeve.
Optionally, as shown in Figure 1, electric machine assembly 10 can also include：Internal spherical cage assembly 5, central siphon 6 and external ball cage assembly 7,
Internal spherical cage assembly 5 is connected between drive shaft 2 and central siphon 6, and central siphon 6 is also connect with external ball cage assembly 7, and central siphon 6 can be by interior ball
The torque that cage assembly 5 exports passes to as external ball cage assembly 7, and final external ball cage assembly 7 delivers torque to wheel, to realize
The transmission of power, wherein external ball cage assembly 7 is attached by the hub bearing of inside and outside involute spline and wheel, Ke Yishi
Existing pivot angle function.
Further, internal spherical cage assembly 5 and external ball cage assembly 7 may each comprise：Dust cover 52 and clamp 53, clamp 53 are pressed from both sides
It is located on dust cover 52, wherein due to being designed with lubricating grease in external ball cage assembly 7, lubricating grease can stretch each parts
It is reduced with the heat generated in torque transmittance process, lubrication can also be played the role of, sealing can also be played and meet movement
Demand in size in telescopic process.
In addition, clamp 53 may include big clamp 56 and small clamp 57, big clamp 56 can fasten dust cover 52 and long handle
Sliding sleeve 54, small clamp 57 can fasten dust cover 52 and central siphon 6, so as to by dust cover 52 and long handle sliding sleeve 54 and dust cover
52 preferably link together with central siphon 6, and then can promote the reliability of connection.
According to the electric machine assembly 10 of the vehicle of the utility model embodiment, including above-described embodiment, electric machine assembly 10 is arranged
It is installed on vehicle, which can eliminate insufficient space problem of 2 belt supporting frame of drive shaft in disassembly process, can be with
Keep dismounting more convenient, so as to promote disassembly efficiency, and can also reduce excessively coordinated due to parts caused by it is public
Difference is accumulative, can promote cooperation precision, can also eliminate due to caused by the eccentric excessive eccentric wear oil sealing the problem of initial failure,
The service life of bearing 3 can also be promoted, meanwhile, the design weight and cost of electric machine assembly 10 can be also reduced, may be implemented
Lightweight can also make the structure of electric machine assembly 10 simpler.
In the description of this specification, reference term " one embodiment ", " some embodiments ", " illustrative examples ",
The description of " example ", " specific example " or " some examples " etc. means specific features described in conjunction with this embodiment or example, knot
Structure, material or feature are contained at least one embodiment or example of the utility model.In the present specification, to above-mentioned art
The schematic representation of language may not refer to the same embodiment or example.Moreover, description specific features, structure, material or
Person's feature can be combined in any suitable manner in any one or more of the embodiments or examples.
While there has been shown and described that the embodiments of the present invention, it will be understood by those skilled in the art that：
Can these embodiments be carried out with a variety of variations in the case where not departing from the principles of the present invention and objective, modification, replaced
And modification, the scope of the utility model are limited by claim and its equivalent.
Claims (10)
1. a kind of electric machine assembly, which is characterized in that including：
Motor, the motor include shell, and mounting hole is provided on the shell；
Drive shaft, the drive shaft and the motor drive；
Bearing, the bearing are mounted on the mounting hole and are set in the drive shaft；
Limiting plate, the limiting plate are fixed and are covered in the outside of the mounting hole with the shell.
2. electric machine assembly according to claim 1, which is characterized in that further include：Internal spherical cage assembly and central siphon, the interior ball
Cage assembly is connected between the drive shaft and the central siphon, and the limiting plate is arranged on the internal spherical cage assembly.
3. electric machine assembly according to claim 1, which is characterized in that be provided with arc escape groove, institute on the limiting plate
It is corresponding with the drive shaft to state arc escape groove.
4. electric machine assembly according to claim 1, which is characterized in that the limiting plate has consolidating for multiple distributions spaced apart
Determine hole.
5. electric machine assembly according to claim 4, which is characterized in that there are two relative angles for the limiting plate formation, each
There are one the mounting holes for the relative angle setting.
6. electric machine assembly according to claim 5, which is characterized in that one in two mounting holes for round hole and
Another is slotted eye or oblong hole.
7. electric machine assembly according to claim 1, which is characterized in that the bearing includes：Inner ring and outer ring, the inner ring
Inside positioned at the outer ring, the inner ring are set in the drive shaft, the peripheral wall transition of the outer ring and the mounting hole
Cooperation.
8. electric machine assembly according to claim 1, which is characterized in that further include：Internal spherical cage assembly, central siphon and external ball cage are total
At the internal spherical cage assembly is connected between the drive shaft and the central siphon, and the central siphon also connects with the external ball cage assembly
It connects.
9. electric machine assembly according to claim 8, which is characterized in that the internal spherical cage assembly and the external ball cage assembly are equal
Including：Dust cover and clamp, the clamp are folded on the dust cover.
10. a kind of vehicle, which is characterized in that include the electric machine assembly according to any one of claim 1-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820006081.XU CN207782567U (en) | 2018-01-02 | 2018-01-02 | Electric machine assembly and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820006081.XU CN207782567U (en) | 2018-01-02 | 2018-01-02 | Electric machine assembly and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207782567U true CN207782567U (en) | 2018-08-28 |
Family
ID=63223462
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820006081.XU Active CN207782567U (en) | 2018-01-02 | 2018-01-02 | Electric machine assembly and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207782567U (en) |
-
2018
- 2018-01-02 CN CN201820006081.XU patent/CN207782567U/en active Active
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| GR01 | Patent grant |