CN106787464A - A kind of built-in rotation becomes the motor of device - Google Patents
A kind of built-in rotation becomes the motor of device Download PDFInfo
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- CN106787464A CN106787464A CN201611204836.9A CN201611204836A CN106787464A CN 106787464 A CN106787464 A CN 106787464A CN 201611204836 A CN201611204836 A CN 201611204836A CN 106787464 A CN106787464 A CN 106787464A
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- 238000007789 sealing Methods 0.000 claims description 33
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- 230000008859 change Effects 0.000 abstract description 46
- 230000007246 mechanism Effects 0.000 description 55
- 238000009434 installation Methods 0.000 description 41
- 238000005452 bending Methods 0.000 description 8
- 241000239290 Araneae Species 0.000 description 7
- 108010001267 Protein Subunits Proteins 0.000 description 5
- 238000005299 abrasion Methods 0.000 description 4
- 230000005389 magnetism Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000003801 milling Methods 0.000 description 2
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/003—Couplings; Details of shafts
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/20—Casings or enclosures characterised by the shape, form or construction thereof with channels or ducts for flow of cooling medium
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The invention discloses the motor that a kind of built-in rotation becomes device, become device including motor sub-unit and rotation, the motor sub-unit includes electric machine casing, the armature spindle for being separately mounted to the back end cover for motor and motor front end cover at the electric machine casing two ends and being movably arranged on the back end cover for motor and motor front end cover, the armature spindle is hollow structure, the back end cover for motor is concave inward structure, the rotation becomes the position that device is sleeved on the correspondence concave inward structure on the armature spindle, the rotation change device is fixedly mounted on the motor rear end and covers, rotation is sealed and installed with the lateral surface of the back end cover for motor and becomes device end cover.Suitable for vehicle.
Description
Technical field
The present invention relates to a kind of motor, more particularly to a kind of built-in rotation becomes the motor of device.
Background technology
At present, as the fast development of society, functional requirement of the people to electric vehicle are more and more, space requirement is used
It is more next big, performance requirement also more and more higher.Chinese patent CN201310432849.1 discloses a kind of coaxial motor bending moment differential
Device assembly, including motor sub-unit, torque-converters sub-unit and differential mechanism sub-unit, motor sub-unit include electric machine casing, difference
Installed in electric machine casing two ends back end cover for motor and motor front end cover and be movably arranged on back end cover for motor and motor front end
The armature spindle for covering, armature spindle is hollow structure；Torque-converters sub-unit includes converter cover, gear and installed in bending moment
The torque-converters end cap of device housing forward end, converter cover rear end is arranged on motor front end cover, and armature spindle front end passes through driver
Structure is connected with the input of gear, and the output end of gear is fixed on the housing of differential mechanism sub-unit, differential
The output B ends of device sub-unit are arranged on torque-converters end cap, and the output A ends and output B ends of differential mechanism sub-unit are same with armature spindle
Axle is arranged.
Although the patent is realized the power of motor sub-unit is coaxially exported from two ends, balance is good, compact conformation and
Chassis occupies little space, but the patent can not seal installation rotation and become device.Specifically, as direct on the medial surface of back end cover for motor
Install rotation additional and become device, though can so realize that rotation becomes the built-in installation of device, the rotation becomes the working environment and non-hermetic environments of device, this
Sample, the micronic dust produced by rotor operation can fall rotation and become on device, and the normal work that device is become on rotation produces influence, is easily caused
Rotation becomes the accuracy of detection reduction of device.
Therefore, the sealing installation of device is become to realize rotation, the patent can only become device using external rotation, specifically, first by rotor
Back end cover for motor is stretched out in shaft rear end extension, and then installing rotation additional on the lateral surface of back end cover for motor again becomes device, finally again in motor
Install the rotation for becoming device for sealing rotary on the lateral surface of rear end cap additional and become device end cover.So, though can realize that rotation becomes the sealing of device
Install, but the size of motor can be increased, be not easy to installing and using for motor later stage；Simultaneously as the lateral surface of back end cover for motor
On also need that drive sleeve fulcrum bearing is installed, so the length of drive sleeve fulcrum bearing mounting screw can be increased, so as to drive sleeve can be reduced
The installation strength of fulcrum bearing；And, after rotation is become into the external installation of device, the holding wire that rotation becomes device can only be from outside cabling, so meeting
Influence the installation of other spare and accessory parts.
The content of the invention
The invention aims to overcome the shortcomings of above-mentioned background technology, there is provided a kind of built-in rotation becomes the driving electricity of device
Machine.
In order to realize the above object a kind of built-in rotation that the present invention is provided becomes the motor of device, including motor sub-unit
With rotation become device, the motor sub-unit include electric machine casing, be separately mounted to the electric machine casing two ends back end cover for motor and
Motor front end cover and the armature spindle being movably arranged on the back end cover for motor and motor front end cover, the armature spindle are hollow
Structure, the back end cover for motor is concave inward structure, and the rotation becomes device and is sleeved on the correspondence concave inward structure on the armature spindle
Position, the rotation change device is fixedly mounted on the motor rear end and covers, and is sealed and installed with the lateral surface of the back end cover for motor
Rotation becomes device end cover.
Concave inward structure is designed as by by back end cover for motor, in so avoiding the interference that rotor becomes device to rotation,
And can arrange that rotation becomes device in the concave inward structure, finally again in back end cover for motor on the premise of motor size is not increased
Seal installation rotation on lateral surface to become device end cover is that the built-in sealing for being capable of achieving rotation change device is installed, and so, may be such that the present apparatus
Size it is small, the holding wire for being easy to rotation to become device is drawn, and does not influence the installation of other spare and accessory parts, and present apparatus simple structure, is installed
Convenient and low cost；Meanwhile, hollow structure is designed as by by armature spindle, the power of so described motor sub-unit on the one hand can
Exported with from described rotor axial one end, on the other hand can also be exported with the axial other end of transmission from the armature spindle, and
On the same axis, power output is more steady, and balance is good for two power of output.
In such scheme, the front end of the armature spindle is directly milled with armature spindle output end tooth.By before armature spindle
End directly mills out armature spindle output end tooth, so, on the one hand reduces the spare and accessory parts quantity that need to be assembled, and structure is more simple and reliable,
The intensity of another aspect armature spindle output end tooth is higher, and stability is more preferable.
In such scheme, coaxially arranged coaxial transmission axle is provided with the armature spindle, before the coaxial transmission axle
End passes the front end of the armature spindle, and the rear end of the coaxial transmission axle is run through the armature spindle and stretched out.By in
Coaxially arranged coaxial transmission axle is added in the armature spindle of hollow structure, is realized the power at the output A ends of differential mechanism sub-unit
Exported from the rear end of motor sub-unit, so that the power of motor sub-unit is coaxially exported from the two ends of this assembly, balance is good
And draw the power at the output A ends of differential mechanism sub-unit without adding power transmission shaft in addition.
In such scheme, the rear end fixed cover of the coaxial transmission axle is equipped with drive sleeve, and the rotation becomes device end cover
Lateral surface on drive sleeve fulcrum bearing is installed, the drive sleeve is movably arranged on the drive sleeve by drive sleeve Limit Bearing
In fulcrum bearing.So, power directly can outwards be transmitted by the drive sleeve, without adding extra power take-off mechanism.
In such scheme, the quantity of the drive sleeve Limit Bearing is two, and the two ends of the drive sleeve pass through respectively
One drive sleeve Limit Bearing is movably arranged in the drive sleeve fulcrum bearing.Hanged by the way that drive sleeve is designed into duplex bearing
Structure is put, so, may be such that transmission is more steady reliable；And, after back end cover for motor is designed as into concave inward structure, drive sleeve
The mounting screw that fulcrum bearing need to only choose general length is installed, and so as to facilitate the installation of drive sleeve fulcrum bearing, is also ensured
The installation strength of drive sleeve fulcrum bearing.
In such scheme, drive sleeve fulcrum bearing end cap is installed on the lateral surface of the drive sleeve fulcrum bearing.
In such scheme, the position that the correspondence rotation becomes device on the electric machine casing is provided with and becomes device signal for installing rotation
The sealing sleeve pipe of line.The position for becoming device by the correspondence rotation on electric machine casing adds the sealing shroud for becoming device holding wire for installing rotation
Pipe, the holding wire for being so easy to rotation to become device is drawn, and the installation of other spare and accessory parts is not influenceed.
In such scheme, the outer surface of the electric machine casing is provided with bosh.The bosh for adding can be effective
Ground reduces the temperature of electric machine casing, so as to further increasing the stability and reliability of present apparatus operation.
In such scheme, the rotation becomes the motor being provided between device end cover and the armature spindle for sealing and turns
Sub- axle rotation becomes device end cover skeleton sealing element.
In such scheme, the rotation becomes the outside that device end cover is arranged on the back end cover for motor by sunk screw
On face.
The advantage of the invention is that：
1st, concave inward structure is designed as by by back end cover for motor, becoming device to rotation in so avoiding rotor does
Disturb, and can arrange that rotation becomes device in the concave inward structure, finally again in back end cover for motor on the premise of motor size is not increased
Lateral surface on seal install rotation become device end cover be capable of achieving rotation become device built-in sealing install, so, may be such that this dress
The size put is small, and the holding wire for being easy to rotation to become device is drawn, and the installation of other spare and accessory parts, and present apparatus simple structure, peace are not influenceed
Fill convenient and low cost；
2nd, it is designed as hollow structure by by armature spindle, the power of so described motor sub-unit on the one hand can be from described
Rotor axial one end exports, and on the other hand can also be exported with the axial other end of transmission from the armature spindle, and two outputs
Power on the same axis, power output is more steady, and balance is good；
3rd, end tooth is exported by directly milling out armature spindle in the front end of armature spindle, so, on the one hand reduces what need to be assembled
Spare and accessory parts quantity, structure is more simple and reliable, and the intensity of another aspect armature spindle output end tooth is higher, and stability is more preferable；
4th, by adding coaxially arranged coaxial transmission axle in the armature spindle of hollow structure, realize differential mechanism point is total
Into the power at output A ends exported from the rear end of motor sub-unit so that the power of motor sub-unit is from the two ends of this assembly
Coaxial output, balance is good and is drawn without adding the power at output A end of the power transmission shaft by differential mechanism sub-unit in addition；
5th, power directly can outwards be transmitted by the drive sleeve, without adding extra power take-off mechanism；
6th, duplex bearing mounting structure is designed to by by drive sleeve, so, may be such that transmission is more steady reliable；
7th, after back end cover for motor is designed as into concave inward structure, drive sleeve fulcrum bearing need to only choose the installation of general length
Screw is installed, and so as to facilitate the installation of drive sleeve fulcrum bearing, also ensure that the installation strength of drive sleeve fulcrum bearing；
8th, the position for becoming device by the correspondence rotation on electric machine casing adds the sealing sleeve pipe for becoming device holding wire for installing rotation,
The holding wire for being so easy to rotation to become device is drawn, and the installation of other spare and accessory parts is not influenceed；
9th, the bosh for adding can be effectively reduced the temperature of electric machine casing, so as to further increasing present apparatus fortune
Capable stability and reliability.
Brief description of the drawings
Fig. 1 is use assembling structure schematic diagram of the invention；
Fig. 2 is the cross-sectional view of the line C-C along Fig. 1.
In figure：Motor sub-unit 1, electric machine casing 1a, armature spindle 1b, back end cover for motor 1c, motor front end cover 1d, armature spindle
Output end tooth 1e, bosh 1f, torque-converters sub-unit 2, converter cover 2a, rear end cover 2a1, housing parts 2a2, change
Fast mechanism 2b, speed change duplex star-wheel 2b1, speed change duplex spider gear shaft 2b2, dead axle star-wheel support 2b3, change-speed gearing 2b4, gear teeth
Wheel gets rid of oilhole 2b5, and speed change duplex star-wheel oilhole 2b6, torque-converters end cap 2c, differential mechanism sub-unit 3, rotation becomes device 4, and rotation becomes device sealing
End cap 5, coaxial transmission axle 6, drive sleeve 6a, drive sleeve fulcrum bearing 6b, drive sleeve Limit Bearing 6c, sealing sleeve pipe 7, drain oil plug 8,
Annular oil scupper 9, permanent magnetism first 10, drive sleeve fulcrum bearing end cap 11, rotor axis of electric rotation becomes device end cover skeleton sealing element 12.
Specific embodiment
Below in conjunction with the accompanying drawings and embodiment the present invention is described in further detail, but the embodiment should not be construed as it is right
Limitation of the invention.
Embodiment 1：
The motor that a kind of built-in rotation becomes device is present embodiments provided, including motor sub-unit 1 and rotation become device 4, it is described
Motor sub-unit 1 include electric machine casing 1a, be separately mounted to the back end cover for motor 1c at the electric machine casing 1a two ends and motor before
End cap 1d and the armature spindle 1b, the armature spindle 1b that are movably arranged on the back end cover for motor 1c and motor front end cover 1d are
Hollow structure, it is characterised in that：The back end cover for motor 1c is concave inward structure, and the rotation becomes device 4 and is sleeved on the armature spindle 1b
The position of the upper correspondence concave inward structure, the rotation becomes device 4 and is fixedly mounted on the back end cover for motor 1c, the motor rear end
Rotation is sealed and installed with the lateral surface for covering 1c and becomes device end cover 5.
Concave inward structure is designed as by by back end cover for motor 1c, the dry of device 4 is become to rotation in so avoiding rotor
Disturb, and can arrange that rotation becomes device 4 in the concave inward structure, finally again in motor rear end on the premise of motor size is not increased
Cover on the lateral surface of 1c to seal to install and revolve the built-in sealing installation that change device end cover 5 is capable of achieving rotation change device 4, so, can make
The size for obtaining the present apparatus is small, and the holding wire for being easy to rotation to become device 4 is drawn, and the installation of other spare and accessory parts, and present apparatus structure are not influenceed
Simply, easy for installation and low cost；Meanwhile, hollow structure is designed as by by armature spindle 1b, so described motor sub-unit 1
On the one hand power can export from the armature spindle 1b to one end, on the other hand can also use power transmission shaft from the armature spindle 1b
Exported to the other end, and two power of output are on the same axis, power output is more steady, and balance is good.
The front end of above-mentioned armature spindle 1b is directly milled with armature spindle output end tooth 1e.By in the direct milling in the front end of armature spindle 1b
Go out armature spindle output end tooth 1e, so, on the one hand reduce the spare and accessory parts quantity that need to be assembled, structure is more simple and reliable, the opposing party
The intensity that face armature spindle exports end tooth 1e is higher, and stability is more preferable.
It is provided with coaxially arranged coaxial transmission axle 6 in above-mentioned armature spindle 1b, the front end of the coaxial transmission axle 6 passes described
The front end of armature spindle 1b, the rear end of the coaxial transmission axle 6 is run through the armature spindle 1b and is stretched out.By in hollow structure
Armature spindle 1b in add coaxially arranged coaxial transmission axle 6, realize by the power at the output A ends of differential mechanism sub-unit 3 from
The rear end output of motor sub-unit 1, so that the power of motor sub-unit 1 is coaxially exported from the two ends of this assembly, balance is good
And draw the power at the output A ends of differential mechanism sub-unit 3 without adding power transmission shaft in addition.
The rear end fixed cover of above-mentioned coaxial transmission axle 6 becomes on the lateral surface of device end cover 5 equipped with drive sleeve 6a, the rotation
Drive sleeve fulcrum bearing 6b, the drive sleeve 6a are installed the drive sleeve supporting is movably arranged on by drive sleeve Limit Bearing 6c
In seat 6b.So, power directly can outwards be transmitted by the drive sleeve 6a, without adding extra power take-off mechanism.
The quantity of the drive sleeve Limit Bearing 6c is two, and the two ends of the drive sleeve 6a are spacing by a drive sleeve respectively
Bearing 6c is movably arranged in the drive sleeve fulcrum bearing 6b.Duplex bearing mounting structure is designed to by by drive sleeve 6a, so,
May be such that transmission is more steady reliable；And, after back end cover for motor 1c is designed as into concave inward structure, drive sleeve fulcrum bearing 6b is only
The mounting screw that general length need to be chosen is installed, and so as to facilitate the installation of drive sleeve fulcrum bearing 6b, also ensure that transmission
The installation strength of set fulcrum bearing 6b.Drive sleeve fulcrum bearing end cap 11 is installed on the lateral surface of the drive sleeve fulcrum bearing 6b.
The position that the correspondence rotation becomes device 4 on above-mentioned electric machine casing 1a is provided with the sealing shroud for becoming device holding wire for installing rotation
Pipe 7.The position for becoming device 4 by the correspondence rotation on electric machine casing 1a adds the sealing sleeve pipe 7 for becoming device holding wire for installing rotation, this
Sample is easy to the holding wire that rotation becomes device 4 to draw, and the installation of other spare and accessory parts is not influenceed.The outer surface of the electric machine casing 1a is provided with
Bosh 1f.The bosh 1f for adding can be effectively reduced the temperature of electric machine casing 1a, so as to further increasing this
The stability and reliability of plant running.
Above-mentioned rotation becomes the rotor axis of electric rotation being provided between device end cover 5 and the armature spindle 1b for sealing and becomes device
End cover skeleton sealing element 12.The rotation becomes device end cover 5 and is arranged on the back end cover for motor 1c's by sunk screw
On lateral surface.
The present embodiment is designed as concave inward structure by by back end cover for motor 1c, and rotation is become in so avoiding rotor
The interference of device 4, and can arrange that rotation becomes device 4 in the concave inward structure, finally again in electricity on the premise of motor size is not increased
It is to be capable of achieving the built-in sealing installation that rotation becomes device 4 to be sealed on the lateral surface of machine rear end cap 1c and install rotation change device end cover 5, this
Sample, may be such that the size of the present apparatus is small, and the holding wire for being easy to rotation to become device 4 is drawn, and the installation of other spare and accessory parts, and this dress are not influenceed
Put simple structure, easy for installation and low cost；Hollow structure is designed as by by armature spindle 1b, so described motor sub-unit 1
Power on the one hand can export from the armature spindle 1b to one end, on the other hand can also from the armature spindle 1b be driven
Axial other end output, and two power of output are on the same axis, power output is more steady, and balance is good；By turning
The front end of sub- axle 1b directly mills out armature spindle output end tooth 1e, so, on the one hand reduces the spare and accessory parts quantity that need to be assembled, structure
More simple and reliable, the intensity of another aspect armature spindle output end tooth 1e is higher, and stability is more preferable；By the rotor in hollow structure
Coaxially arranged coaxial transmission axle 6 is added in axle 1b, is realized the power at the output A ends of differential mechanism sub-unit 3 from motor point
The rear end output of assembly 1, so that the power of motor sub-unit 1 is coaxially exported from the two ends of this assembly, balance is good and need not
Power transmission shaft is added in addition to draw the power at the output A ends of differential mechanism sub-unit 3；Power directly can be by the drive sleeve 6a
Outwards transmission, without adding extra power take-off mechanism；Duplex bearing mounting structure is designed to by by drive sleeve 6a, so,
May be such that transmission is more steady reliable；After back end cover for motor 1c is designed as into concave inward structure, drive sleeve fulcrum bearing 6b only needs choosing
The mounting screw for taking general length is installed, and so as to facilitate the installation of drive sleeve fulcrum bearing 6b, also ensure that drive sleeve branch
The installation strength of bearing 6b；The position for becoming device 4 by the correspondence rotation on electric machine casing 1a adds and becomes device holding wire for installing rotation
Sealing sleeve pipe 7, be so easy to rotation become device 4 holding wire draw, the installation of other spare and accessory parts is not influenceed；The bosh for adding
1f can be effectively reduced the temperature of electric machine casing 1a, so as to further increasing the stability and reliability of present apparatus operation.
Embodiment 2：
Above-mentioned motor, need to be coaxial with being combined into torque-converters sub-unit 2 and differential mechanism sub-unit 3 when actually used
The bending moment differential drive device of input and output, specifically, the bending moment differential for present embodiments providing a kind of coaxial input and output drives
Dynamic device, including motor sub-unit 1, torque-converters sub-unit 2 and differential mechanism sub-unit 3, the motor sub-unit 1 include motor casing
Body 1a, the back end cover for motor 1c and motor front end cover 1d that are separately mounted to the electric machine casing 1a two ends and it is movably arranged on institute
The armature spindle 1b, the armature spindle 1b stated on back end cover for motor 1c and motor front end cover 1d are hollow structure；The torque-converters point
Assembly 2 includes converter cover 2a, gear 2b and the torque-converters end cap 2c installed in the converter cover 2a front ends, institute
The rear end cover 2a1 for stating converter cover 2a is arranged on the motor front end cover 1d, the front end of the armature spindle 1b and institute
The input drive connection of gear 2b is stated, the output end of the gear 2b is fixed on the differential mechanism sub-unit 3
On housing, the output B ends of the differential mechanism sub-unit 3 are arranged on the torque-converters end cap 2c, the differential mechanism sub-unit 3
Output A ends are coaxially arranged with the armature spindle 1b, and the back end cover for motor 1c is concave inward structure, correspondence institute on the armature spindle 1b
The position for stating concave inward structure is set with rotation change device 4, and the rotation becomes the lateral surface that device 4 is fixedly mounted on the back end cover for motor 1c
On, becoming device end cover 5 by being sealed and installed with rotation on the lateral surface of the back end cover for motor 1c, the rotation becomes device end cover
Rotor axis of electric rotation for sealing is installed between 5 and the armature spindle 1b and becomes device end cover skeleton sealing element 12, it is described
Rotation is become device end cover 5 and is arranged on the lateral surface of the back end cover for motor 1c by sunk screw.
Concave inward structure is designed as by by back end cover for motor 1c, the dry of device 4 is become to rotation in so avoiding rotor
Disturb, and can arrange that rotation becomes device 4 in the concave inward structure, finally again in motor rear end on the premise of motor size is not increased
Cover on the lateral surface of 1c to seal to install and revolve the built-in sealing installation that change device end cover 5 is capable of achieving rotation change device 4, so, can make
The size for obtaining the present apparatus is small, and the holding wire for being easy to rotation to become device 4 is drawn, and the installation of other spare and accessory parts, and present apparatus structure are not influenceed
Simply, easy for installation and low cost；Meanwhile, by armature spindle 1b by the power of motor sub-unit 1 through the speed change of torque-converters sub-unit 2
It is transferred to after bending moment on differential mechanism sub-unit 3, is transferred to the power on differential mechanism sub-unit 3 on the one hand from differential mechanism sub-unit 3
The output of output B ends, on the other hand exported from the output A ends of differential mechanism sub-unit 3, and can be in the armature spindle 1b of hollow structure
The power transmission shaft that installation is connected with the output A ends of differential mechanism sub-unit 3 exports power from the rear end of motor sub-unit 1, due to
The output A ends of differential mechanism sub-unit 3 are coaxially arranged with armature spindle 1b, thus from the output B ends of differential mechanism sub-unit 3 export it is dynamic
The power that power and the rear end from motor sub-unit 1 export is also coaxial, it is achieved thereby that by the power of motor sub-unit 1 from originally
The two ends of assembly coaxially export, and balance is good；It is additionally, since gear 2b and differential mechanism sub-unit 3 is all integrated in torque-converters
In housing 2a, and on motor front end cover 1d, so compact conformation, chassis occupies little space.
The front end of above-mentioned armature spindle 1b is directly milled with armature spindle output end tooth 1e；The gear 2b includes speed change duplex
Star-wheel 2b1, speed change duplex spider gear shaft 2b2, dead axle star-wheel support 2b3 and change-speed gearing 2b4, the change-speed gearing 2b4 are internal tooth
Disk-shaped structure, the disk side part of the change-speed gearing 2b4 is fixedly mounted on the housing of the differential mechanism sub-unit 3, described fixed
The rear end of axle star-wheel support 2b3 is arranged on the rear end cover 2a1 of the converter cover 2a, the speed change duplex spider gear shaft
2b2 one end is inserted on the rear end cover 2a1 of the converter cover 2a, and the speed change duplex spider gear shaft 2b2 other ends are inserted
On the front end of the dead axle star-wheel support 2b3, the output A ends of the differential mechanism sub-unit 3 are also inserted into the dead axle star
On the front end of wheel support 2b3, the speed change duplex star-wheel 2b1 is arranged on the speed change duplex spider gear shaft 2b2, the armature spindle
Output end tooth 1e is connected by the speed change duplex star-wheel 2b1 with the change-speed gearing 2b4.By before armature spindle 1b
End directly mills out armature spindle output end tooth 1e, so, on the one hand reduces the spare and accessory parts quantity that need to be assembled, and structure more simply may be used
Lean on, the intensity of another aspect armature spindle output end tooth 1e is higher, and stability is more preferable；Meanwhile, the dead axle star-wheel support 2b3 for adding makes
The two ends for obtaining speed change duplex spider gear shaft 2b2 are supported, and so, transmission is more steady reliable；And, the dead axle star-wheel for adding
Support 2b3 can also play a part of to position the output A ends of differential mechanism sub-unit 3, so as to ensure that the defeated of differential mechanism sub-unit 3
Go out the axiality at A ends and armature spindle 1b.Gear 2b in the present embodiment is one-level speed change, and gear 2b is alternatively two grades
Gear or three-stage speed change mechanism etc., specific variable-speed torque-converting series can be designed according to actual needs.
Above-mentioned speed change duplex star-wheel 2b1 is duplex toothing, the rear end tooth and the rotor of the speed change duplex star-wheel 2b1
Axle output end tooth 1e is often engaged, and the front end tooth of the speed change duplex star-wheel 2b1 is often engaged with the change-speed gearing 2b4.By adopting
Speed reducing ratio is improve with the speed change duplex star-wheel 2b1 of duplex toothing, so as to improve bending moment speed changing effect.Certainly, speed change duplex
Star-wheel 2b1 is alternatively monodentate structure.The speed change duplex star-wheel 2b1 is provided with speed change duplex star-wheel oilhole 2b6, and the speed change is double
Couple stars wheel 2b1 is arranged on the speed change duplex spider gear shaft 2b2 by speed change duplex star-wheel needle bearing.The speed change duplex for adding
Star-wheel oilhole 2b6 may be such that the bearing on speed change duplex star-wheel 2b1 is lubricated and cooled down, so as to further increasing this dress
The service life put.The speed change duplex star-wheel 2b1 is at least one.The quantity of speed change duplex star-wheel 2b1 can be according to transmission
The factor designs such as the stationarity of torque size, speed height and power transmission.
Coaxially arranged coaxial transmission axle 6 is provided with above-mentioned armature spindle 1b, inserting is fixed in the front end of the coaxial transmission axle 6
In the output A ends of the differential mechanism sub-unit 3, the rear end of the coaxial transmission axle 6 is through the armature spindle 1b and to extension
Stretch.By adding coaxially arranged coaxial transmission axle 6 in the armature spindle 1b of hollow structure, realize differential mechanism sub-unit 3
The power at output A ends exported from the rear end of motor sub-unit 1 so that the power of motor sub-unit 1 is from the two ends of this assembly
Coaxial output, balance is good and is drawn without adding the power at output A end of the power transmission shaft by differential mechanism sub-unit 3 in addition.To subtract
Influence of the electromagnetic field of small machine sub-unit 1 to the high speed rotation of coaxial transmission axle 6, can manufacture coaxial transmission using magnetically permeable material
Axle 6.Equipped with drive sleeve 6a, the rotation becomes and installed on the lateral surface of device end cover 5 the rear end fixed cover of the coaxial transmission axle 6
The two ends for having drive sleeve fulcrum bearing 6b, the drive sleeve 6a are movably arranged on described by a drive sleeve Limit Bearing 6c respectively
In drive sleeve fulcrum bearing 6b.Drive sleeve fulcrum bearing end cap 11 is installed on the lateral surface of the drive sleeve fulcrum bearing 6b.So, move
Power directly can outwards be transmitted by the drive sleeve 6a, without adding extra power take-off mechanism.Meanwhile, by that will be driven
Set 6a is designed to duplex bearing mounting structure, so, may be such that transmission is more steady reliable.And, set by by back end cover for motor 1c
After being calculated as concave inward structure, the mounting screw that drive sleeve fulcrum bearing 6b need to only choose general length is installed, so as to facilitate biography
The installation of dynamic set fulcrum bearing 6b, also ensure that the installation strength of drive sleeve fulcrum bearing 6b.
The position that the correspondence rotation becomes device 4 on above-mentioned electric machine casing 1a is provided with the sealing shroud for becoming device holding wire for installing rotation
Pipe 7.The position for becoming device 4 by the correspondence rotation on electric machine casing 1a adds the sealing sleeve pipe 7 for becoming device holding wire for installing rotation, this
Sample is easy to the holding wire that rotation becomes device 4 to draw, and the installation of other spare and accessory parts is not influenceed.The outer surface of the electric machine casing 1a is provided with
Bosh 1f.The bosh 1f for adding can be effectively reduced the temperature of electric machine casing 1a, so as to further increasing this
The stability and reliability of plant running.
Above-mentioned change-speed gearing 2b4 is provided with change-speed gearing and gets rid of oilhole 2b5.On the one hand the change-speed gearing for adding gets rid of oilhole 2b5
The flowing of fluid can be made more smooth, the scrap produced by operating in the inner space of another aspect change-speed gearing 2b4 can lead to
Cross change-speed gearing and get rid of oilhole 2b5 discharges, it is to avoid scrap causes abrasion to the bearing system inside change-speed gearing 2b4 and gear train,
So as to improve the service life of the present apparatus.Outage, the row are offered on the housing parts 2a2 of the converter cover 2a
Oilhole interior sealing is provided with drain oil plug 8.The drain oil plug 8 for adding can easily by the scrap discharge in converter cover 2a, it is to avoid
Scrap causes abrasion to bearing system and gear train, so as to improve the service life of the present apparatus.The converter cover 2a's
The position of the correspondence outage is along the circumferential direction provided with annular oil scupper 9 on the inner surface of housing parts 2a2.The annular for adding
Oil scupper 9 make use of the layering water conservancy diversion principle in fluidics so that scrap is easy to precipitation to collect.The head peace of the drain oil plug 8
Equipped with permanent magnetism first 10.The permanent magnetism first 10 for adding further facilitates the collection of scrap.
The course of work of the present embodiment is as follows：
First, the power of the motor sub-unit is delivered to speed change duplex star from the armature spindle through armature spindle output end tooth
On wheel；Then, power is delivered on differential mechanism sub-unit by speed change duplex star-wheel through change-speed gearing again；Finally, power is on the one hand
Directly exported from the output B ends of differential mechanism sub-unit, on the other hand the output A ends from differential mechanism sub-unit are defeated through coaxial transmission axle
Go out
The present embodiment is designed as concave inward structure by by back end cover for motor 1c, and rotation is become in so avoiding rotor
The interference of device 4, and can arrange that rotation becomes device 4 in the concave inward structure, finally again in electricity on the premise of motor size is not increased
It is to be capable of achieving the built-in sealing installation that rotation becomes device 4 to be sealed on the lateral surface of machine rear end cap 1c and install rotation change device end cover 5, this
Sample, may be such that the size of the present apparatus is small, and the holding wire for being easy to rotation to become device 4 is drawn, and the installation of other spare and accessory parts, and this dress are not influenceed
Put simple structure, easy for installation and low cost；The power of motor sub-unit 1 is become through torque-converters sub-unit 2 by armature spindle 1b
It is transferred to after fast bending moment on differential mechanism sub-unit 3, is transferred to the power on differential mechanism sub-unit 3 on the one hand from differential mechanism sub-unit
3 output B ends output, on the other hand exports from the output A ends of differential mechanism sub-unit 3, and can be in the armature spindle 1b of hollow structure
The interior power transmission shaft being connected with the output A ends of differential mechanism sub-unit 3 of installing exports power from the rear end of motor sub-unit 1, by
It is coaxially arranged with armature spindle 1b in the output A ends of differential mechanism sub-unit 3, so exported from the output B ends of differential mechanism sub-unit 3
Power and the power exported from the rear end of motor sub-unit 1 are also coaxial, it is achieved thereby that by the power of motor sub-unit 1 from
The two ends of this assembly coaxially export, and balance is good；Because gear 2b and differential mechanism sub-unit 3 are all integrated in converter cover
In 2a, and on motor front end cover 1d, so compact conformation, chassis occupies little space；By in the front end of armature spindle 1b
Armature spindle output end tooth 1e is directly milled out, so, the spare and accessory parts quantity that need to be assembled on the one hand is reduced, structure is more simple and reliable,
The intensity of another aspect armature spindle output end tooth 1e is higher, and stability is more preferable；The dead axle star-wheel support 2b3 for adding is so that speed change is double
The two ends of couple stars wheel shaft 2b2 are supported, and so, transmission is more steady reliable；The dead axle star-wheel support 2b3 for adding can also
Play a part of the output A ends of positioning differential mechanism sub-unit 3, so as to ensure that output A ends and the armature spindle of differential mechanism sub-unit 3
The axiality of 1b；Speed reducing ratio is improve by the speed change duplex star-wheel 2b1 using duplex toothing, so that improving bending moment becomes quick-acting
Really；On the one hand the change-speed gearing for adding gets rid of oilhole 2b5 can make the flowing of fluid more smooth, and another aspect change-speed gearing 2b4's is interior
The scrap produced by operating in portion space can get rid of oilhole 2b5 and discharge by change-speed gearing, it is to avoid scrap is to change-speed gearing
Bearing system and gear train inside 2b4 cause abrasion, so as to improve the service life of the present apparatus；The speed change duplex star-wheel for adding
Oilhole 2b6 may be such that the bearing on speed change duplex star-wheel 2b1 is lubricated and cooled down, so as to further increasing the present apparatus
Service life；Stationarity that the quantity of speed change duplex star-wheel 2b1 can be transmitted according to the torque size of transmission, speed height and power etc.
Factor design；By adding coaxially arranged coaxial transmission axle 6 in the armature spindle 1b of hollow structure, realize differential mechanism point
The power at the output A ends of assembly 3 is exported from the rear end of motor sub-unit 1, so that the power of motor sub-unit 1 is from this assembly
Two ends coaxially export, and balance is good and is drawn without adding the power at output A end of the power transmission shaft by differential mechanism sub-unit 3 in addition；
Suit drive sleeve 6a is fixed by the rear end of coaxial transmission axle 6, so, power directly can be by drive sleeve 6a to unofficial biography
It is defeated, without adding extra power take-off mechanism；Duplex bearing mounting structure is designed to by by drive sleeve 6a, so, be may be such that
Transmission is more steady reliable；After back end cover for motor 1c is designed as into concave inward structure, drive sleeve fulcrum bearing 6b need to only choose typically
The mounting screw of length is installed, and so as to facilitate the installation of drive sleeve fulcrum bearing 6b, also ensure that drive sleeve fulcrum bearing 6b
Installation strength；The position for becoming device 4 by the correspondence rotation on electric machine casing 1a adds the sealing for becoming device holding wire for installing rotation
Sleeve pipe 7, the holding wire for being so easy to rotation to become device 4 is drawn, and the installation of other spare and accessory parts is not influenceed；The bosh 1f for adding can have
Effect ground reduces the temperature of electric machine casing 1a, so as to further increasing the stability and reliability of present apparatus operation；Add
Drain oil plug 8 can easily by the scrap discharge in converter cover 2a, it is to avoid scrap causes abrasion to bearing system and gear train,
So as to improve the service life of the present apparatus；The annular oil scupper 9 for adding make use of the layering water conservancy diversion principle in fluidics so that
Scrap is easy to precipitation to collect the collection that the permanent magnetism first 10 for adding further facilitates scrap.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all it is of the invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc. should be included within the scope of the present invention.
Claims (10)
1. a kind of built-in rotation becomes the motor of device, including motor sub-unit (1) and rotation become device (4), the motor sub-unit (1)
Including electric machine casing (1a), it is separately mounted to the back end cover for motor (1c) and motor front end cover at the electric machine casing (1a) two ends
(1d) and the armature spindle (1b) being movably arranged on the back end cover for motor (1c) and motor front end cover (1d), the armature spindle
(1b) is hollow structure, it is characterised in that：The back end cover for motor (1c) is concave inward structure, and the rotation becomes device (4) and is sleeved on institute
The position of the correspondence concave inward structure on armature spindle (1b) is stated, the rotation becomes device (4) and is fixedly mounted on the back end cover for motor
On (1c), rotation is sealed and installed with the lateral surface of the back end cover for motor (1c) and becomes device end cover (5).
2. a kind of built-in rotation as claimed in claim 1 becomes the motor of device, it is characterised in that：Before the armature spindle (1b)
End is directly milled with armature spindle and exports end tooth (1e).
3. a kind of built-in rotation as claimed in claim 1 or 2 becomes the motor of device, it is characterised in that：The armature spindle (1b)
Coaxially arranged coaxial transmission axle (6) is inside provided with, before the front end of the coaxial transmission axle (6) passes the armature spindle (1b)
End, the rear end of the coaxial transmission axle (6) is run through the armature spindle (1b) and is stretched out.
4. a kind of built-in rotation as claimed in claim 3 becomes the motor of device, it is characterised in that：The coaxial transmission axle (6)
Rear end fixed cover be equipped with drive sleeve (6a), it is described rotation become device end cover (5) lateral surface on drive sleeve fulcrum bearing is installed
(6b), the drive sleeve (6a) is movably arranged in the drive sleeve fulcrum bearing (6b) by drive sleeve Limit Bearing (6c).
5. a kind of built-in rotation as claimed in claim 4 becomes the motor of device, it is characterised in that：The drive sleeve Limit Bearing
The quantity of (6c) is two, and the two ends of the drive sleeve (6a) are respectively by drive sleeve Limit Bearing (6c) activity peace
In the drive sleeve fulcrum bearing (6b).
6. a kind of built-in rotation as claimed in claim 4 becomes the motor of device, it is characterised in that：The drive sleeve fulcrum bearing
Drive sleeve fulcrum bearing end cap (11) is installed on the lateral surface of (6b).
7. a kind of built-in rotation as claimed in claim 1 or 2 becomes the motor of device, it is characterised in that：The electric machine casing
The position that the correspondence rotation becomes device (4) on (1a) is provided with the sealing sleeve pipe (7) for becoming device holding wire for installing rotation.
8. a kind of built-in rotation as claimed in claim 1 or 2 becomes the motor of device, it is characterised in that：The electric machine casing
The outer surface of (1a) is provided with bosh (1f).
9. a kind of built-in rotation as claimed in claim 1 or 2 becomes the motor of device, it is characterised in that：The rotation becomes device sealing
Rotor axis of electric rotation for sealing is installed between end cap (5) and the armature spindle (1b) and becomes device end cover skeleton sealing element
(12)。
10. a kind of built-in rotation as claimed in claim 1 or 2 becomes the motor of device, it is characterised in that：The rotation becomes device sealing
End cap (5) is arranged on the lateral surface of the back end cover for motor (1c) by sunk screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611204836.9A CN106787464A (en) | 2016-12-23 | 2016-12-23 | A kind of built-in rotation becomes the motor of device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611204836.9A CN106787464A (en) | 2016-12-23 | 2016-12-23 | A kind of built-in rotation becomes the motor of device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106787464A true CN106787464A (en) | 2017-05-31 |
Family
ID=58900103
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611204836.9A Pending CN106787464A (en) | 2016-12-23 | 2016-12-23 | A kind of built-in rotation becomes the motor of device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106787464A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114678994A (en) * | 2021-04-21 | 2022-06-28 | 北京新能源汽车股份有限公司 | Coaxial electric drive system and car |
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|---|---|---|---|---|
| JP2009067317A (en) * | 2007-09-14 | 2009-04-02 | Nsk Ltd | Motor for electric power steering device |
| CN202395607U (en) * | 2011-12-05 | 2012-08-22 | 大洋电机新动力科技有限公司 | Rotary motor structure |
| CN102891577A (en) * | 2012-10-19 | 2013-01-23 | 东风汽车有限公司 | Switched reluctance motor |
| CN103448540A (en) * | 2013-09-22 | 2013-12-18 | 襄阳群龙汽车部件股份有限公司 | Torque conversion differential assembly of coaxial motor |
| CN204615556U (en) * | 2015-06-04 | 2015-09-02 | 安徽江淮汽车股份有限公司 | ISG motor and the syndeton with engine thereof |
| CN206274633U (en) * | 2016-12-23 | 2017-06-23 | 格源动力有限公司 | A kind of built-in rotation becomes the motor of device |
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2016
- 2016-12-23 CN CN201611204836.9A patent/CN106787464A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009067317A (en) * | 2007-09-14 | 2009-04-02 | Nsk Ltd | Motor for electric power steering device |
| CN202395607U (en) * | 2011-12-05 | 2012-08-22 | 大洋电机新动力科技有限公司 | Rotary motor structure |
| CN102891577A (en) * | 2012-10-19 | 2013-01-23 | 东风汽车有限公司 | Switched reluctance motor |
| CN103448540A (en) * | 2013-09-22 | 2013-12-18 | 襄阳群龙汽车部件股份有限公司 | Torque conversion differential assembly of coaxial motor |
| CN204615556U (en) * | 2015-06-04 | 2015-09-02 | 安徽江淮汽车股份有限公司 | ISG motor and the syndeton with engine thereof |
| CN206274633U (en) * | 2016-12-23 | 2017-06-23 | 格源动力有限公司 | A kind of built-in rotation becomes the motor of device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114678994A (en) * | 2021-04-21 | 2022-06-28 | 北京新能源汽车股份有限公司 | Coaxial electric drive system and car |
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Application publication date: 20170531 |