CN203734449U - Motor device - Google Patents
Motor device Download PDFInfo
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- CN203734449U CN203734449U CN201320854631.0U CN201320854631U CN203734449U CN 203734449 U CN203734449 U CN 203734449U CN 201320854631 U CN201320854631 U CN 201320854631U CN 203734449 U CN203734449 U CN 203734449U
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- Prior art keywords
- motor shaft
- flywheel disc
- electric machine
- shoulder
- motor
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- Expired - Lifetime
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- 230000006872 improvement Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Abstract
The utility model discloses a motor device comprising a motor and a clutch. A flywheel disc of the clutch is disposed on a motor shaft of the motor in a sleeved manner, and the peripheral side of the motor shaft is provided with a shoulder part, which is protruded outwardly along a radial direction. The flywheel disc is attached to the shoulder part along an axial direction of the motor shaft, and the flywheel disc is fixedly disposed on the shoulder part by a bolt, which is arranged along the axial direction of the motor shaft. The motor device is advantageous in that the flywheel disc is disposed on the motor shaft by adopting the bolt connection, and therefore the connection is reliable, the dismounting is convenient, and the processing cost is low.
Description
Technical field
The utility model relates to motor device technical field, relates in particular to a kind of electric machine.
Background technology
Electric machine is made up of clutch and motor, and it is of wide application, pure electronic and double-motor hybrid connection system of such as single electric machine mixed power, single motor etc.Describe as an example of double-motor hybrid connection system example below.
Referring to Fig. 4, at the double-motor hybrid connection system in the fields such as automobile power, it drives motor 200 interlocks by electric machine and master and forms, and electric machine wherein comprises ISG motor 100 and clutch 300.Concrete: 1 of automobile engine connects ISG motor 100, and ISG motor 100 drives motor 200 by clutch 300 with master and is connected, and master drives motor 200 and connects vehicle spindle 2.Wherein, the actuator of clutch 300 is arranged on main driving on motor shaft, and the platen of described actuator acts on the Flywheel disc on ISG motor shaft, plays clutch action.
Wherein, Flywheel disc is fixedly mounted on ISG motor shaft, and described Flywheel disc is synchronizeed and rotated with described ISG motor shaft, for described moment of torsion being passed to described ISG motor shaft or filtering torque ripple.By this, poor working environment, the rotation speed change of ISG motor shaft require high, bonding strength for Flywheel disc and ISG motor shaft requires comparatively strict, at present, the connected mode of Flywheel disc and ISG motor shaft, also being the connected mode of the Flywheel disc of clutch and the axle of motor in electric machine, is all the mode that adopts flat key connection, spline joint or be threaded, wherein:
Flat key connected mode, its have simple in structure, mounting or dismounting are convenient, cost is low and the reliable advantage of compact conformation, its shortcoming is, keyway on motor shaft is fleshing structure, the intensity that can weaken axle, causes stress too concentrated, and, this connected mode centering difficulty, and cannot realize axial power transmission and fixing;
Spline joint mode, it has advantages of can make that propeller boss is stressed evenly, root stress concentrate little, little, the total contact area of connected piece strength reduction large, all even centering precision is higher for pressure distribution, its shortcoming is, processing technology difficulty is larger, need special process equipment and instrument, and, cannot realize axial power transmission and fixing;
Thread connecting mode, this connected mode manufacturing processing technic is simple, and mounting or dismounting are convenient, and connection reliability is strong, and versatility is good, reusable, and its shortcoming is that the screw thread on its motor shaft is external screw thread, easily corrodes and damages, and then causing Joint failure.
Based on this, the structure of the utility model to Flywheel disc and motor shaft etc. improved, and a kind of electric machine is provided.
Utility model content
The purpose of this utility model is to provide a kind of electric machine, to solve in existing electric machine, and the technical problem that described Flywheel disc is unreliable with being connected of described motor shaft, dismounting is not convenient and processing cost is high.
Based on above-mentioned purpose, the utility model provides a kind of electric machine, and this device comprises motor and clutch, and the Flywheel disc of described clutch is sleeved on the motor shaft of described motor, and the circumference of described motor shaft is provided with radially outwardly shoulder, wherein:
Described Flywheel disc axially fits with described shoulder along described motor shaft, and described Flywheel disc is bolted on described shoulder, and described bolt is along the axial setting of described motor shaft.
Preferably, in the form of a ring, itself and described motor shaft concentric arrange described shoulder.
Preferably, described shoulder is provided with multiple screwed holes, and described multiple screwed holes are around the axle center of described motor shaft symmetry arrangement;
On described Flywheel disc, be provided with multiple through holes, described multiple through holes and the corresponding setting one by one of described multiple screwed holes;
Described bolt is set to multiple, and multiple described bolts pass respectively described multiple through holes, and are screwed onto in corresponding described screwed hole.
Preferably, be provided with disc type groove in the card of described Flywheel disc, described shoulder is along in the described disc type groove of being axially inlaid in of described motor shaft.
Preferably, on the axial end of described motor shaft, be provided with counterbore, in described counterbore, be provided with bearing, the outer ring of described bearing is fixedly connected with described motor shaft, and its inner ring is used for connecting corresponding rotating shaft.
In sum, the electric machine that the utility model provides, described motor shaft is improved, special setting has shoulder, described Flywheel disc, by being bolted on shoulder of axial setting, is realized to being fixedly connected with of described Flywheel disc and described motor shaft, the connected mode that this bolt is fixing accordingly, based on bolted feature, its dismounting facility, connect reliable and realized axial power transmission and fixing; And than flat key and spline joint mode, the described motor shaft in the utility model connected mode does not have fleshing, has ensured the intensity of described motor shaft; And, than thread connecting mode, the low and long service life of optical axis processing cost of the present utility model, the screwed hole of the utility model shoulder is internal thread, has effectively avoided corroding and damaging of screw thread.
The electric machine that the utility model provides is provided with disc type groove on described Flywheel disc, and the shoulder of described motor shaft is inlaid in described disc type groove, has further ensured its bonding strength.
The electric machine that the utility model provides, in the counterbore of the end of described motor shaft, bearing is installed, the outer ring of described bearing and inner ring respectively correspondence are arranged on described motor shaft and corresponding rotating shaft, and then have ensured the axiality of the rotating shaft of described motor shaft and its connection.
Brief description of the drawings
Fig. 1 is the connection diagram (cutaway view) of the utility model embodiment mono-electric machine;
Fig. 2 is the structural representation (cutaway view) of the utility model embodiment mono-Flywheel disc;
Fig. 3 is the connection diagram of the utility model embodiment mono-Flywheel disc and motor shaft;
Fig. 4 is the structure principle chart of the utility model embodiment bis-double-motor hybrid connection systems;
Fig. 5 is the structural representation (cutaway view) of the utility model embodiment bis-double-motor hybrid connection systems.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, the utility model execution mode is described in further detail.
Embodiment mono-
Referring to Fig. 1-Fig. 3, the utility model discloses a kind of electric machine, this device comprises motor and clutch, the Flywheel disc 120 of described clutch is sleeved on the motor shaft 110 of described motor, in Fig. 1, for clearly representing the structural relation of Flywheel disc 120 and motor shaft 110, only show Flywheel disc 120 and motor shaft 110.
Particularly, on described motor shaft 110, be installed with Flywheel disc 120, for improving the bonding strength of described Flywheel disc 120 and described motor shaft 110, and for controlled working cost and the convenience that improves dismounting, preferably, described Flywheel disc 120 is arranged on described motor shaft 110 by bolt 130.Particularly, the circumference of described motor shaft 110 is provided with radially outwardly shoulder 111, wherein: described Flywheel disc 120 axially fits with described shoulder 111 along described motor shaft 110, and described Flywheel disc 120 is fixed on described shoulder 111 by bolt 130, and described bolt 130 is along the axial setting of described motor shaft 110.
In this embodiment, institute is preferred, and in the form of a ring, itself and the 110 concentric settings of described motor shaft, make the symmetrical configuration of described motor shaft 110 to described shoulder 111, improves the efficiency of its rotation.
In the card of described Flywheel disc 120, be provided with disc type groove 121, described shoulder 111 is along in the described disc type groove 121 of being axially inlaid in of described motor shaft 110, accordingly, radial location by described disc type groove 121 to described shoulder 111, under the effect of fitted bolt 130, can fully ensure the radial and axial bonding strength of described Flywheel disc 120 and described motor shaft 110.
Bolt mounting means between described Flywheel disc 120 and described motor shaft 110, can be to be for example respectively arranged with corresponding via hole at described Flywheel disc 120 with on described motor shaft 110, by corresponding described bolt 130, through after corresponding via hole, mounting nuts is fixed.And the utility model is for simplified structure, and improve the precision connecting, be preferably set to: described shoulder 111 is provided with multiple screwed holes 112, described multiple screwed holes 112 are around the axle center of described motor shaft 110 symmetry arrangement; On described Flywheel disc 120, be provided with multiple through holes 122, described multiple through holes 122 and the corresponding setting one by one of described multiple screwed holes 112; Described bolt 130 is set to multiple, and multiple described bolts 130 pass respectively described multiple through holes 122, and are screwed onto in corresponding described screwed hole 112.Wherein, adopt multiple bolt 130 symmetry arrangement, can make the stressed even of each bolt 130, make this connection more reliable.
On the axial end of described motor shaft 110, be provided with counterbore 113, corresponding rotating shaft 210 extends in described counterbore 113, for guaranteeing the axiality of described motor shaft 110 and described rotating shaft 210, in this embodiment, institute is preferred, in described counterbore 113, be provided with bearing 140, the outer ring of described bearing 140 is fixedly connected with described motor shaft 110, and its inner ring is fixedly connected with corresponding rotating shaft 210.Accordingly, both can be by the connection of described bearing 140, ensure the axiality of described motor shaft 110 and described rotating shaft 210, do not hinder again and synchronize rotation or relatively rotate between described motor shaft 110 and described rotating shaft 210.
Embodiment bis-
Referring to Fig. 4-Fig. 5, this embodiment discloses a kind of double-motor hybrid connection system, has adopted the electric machine described in embodiment mono-in this system, and the disclosed technical scheme of embodiment mono-also belongs to this embodiment, and the published technical scheme of embodiment mono-is no longer repeated in this description.
Double-motor hybrid connection system comprises that electric machine and master drive motor 200, and electric machine is wherein referring to embodiment mono-, and it comprises motor and clutch 300.In this embodiment, this motor adopts ISG motor, and therefore, motor and ISG motor have been given same label 100.The clutch 300 of described electric machine drives motor 200 with master and is connected, and described master drives motor 200 for connecting vehicle spindle 2, and the described ISG motor 100 of described electric machine is for connecting automobile engine 1.
Particularly, on the ISG motor shaft 110 of described ISG motor 100, be installed with Flywheel disc 120, described Flywheel disc 120 is arranged on described ISG motor shaft 110 by bolt 130, structure and the annexation of described Flywheel disc 120 and described ISG motor shaft 110, in embodiment mono-, describe in detail, do not repeat them here.
Rotating shaft in embodiment mono-is that master drives motor shaft in this embodiment, has therefore provided same numbering 210.That is: on the axial end of described ISG motor shaft 110, be provided with counterbore 113, in described counterbore 113, be provided with bearing 140, the outer ring of described bearing 140 is fixedly connected with described ISG motor shaft 110, and its inner ring drives motor shaft 210 with master and is fixedly connected with.Accordingly, both can be by the connection of described bearing 140, ensure the axiality that described ISG motor shaft 110 and described master drive motor shaft 210, do not hinder again described ISG motor shaft 110 and described master to drive and synchronize rotation or relatively rotate between motor shaft 210.
Obviously, this embodiment is only one of them applicating example for the electric machine of the utility model embodiment mono-, in addition, also can be applied in the pure system such as electronic of single electric machine mixed power or single motor.
The foregoing is only preferred embodiment of the present utility model, be not intended to limit protection range of the present utility model.All any amendments of doing, be equal to replacement, improvement etc. within spirit of the present utility model and principle, be all included in protection range of the present utility model.
Claims (5)
1. an electric machine, this device comprises motor and clutch, the Flywheel disc of described clutch is sleeved on the motor shaft of described motor, it is characterized in that,
The circumference of described motor shaft is provided with radially outwardly shoulder, wherein:
Described Flywheel disc axially fits with described shoulder along described motor shaft, and described Flywheel disc is bolted on described shoulder, and described bolt is along the axial setting of described motor shaft.
2. electric machine according to claim 1, is characterized in that,
In the form of a ring, itself and described motor shaft concentric arrange described shoulder.
3. electric machine according to claim 2, is characterized in that,
Described shoulder is provided with multiple screwed holes, and described multiple screwed holes are around the axle center of described motor shaft symmetry arrangement;
On described Flywheel disc, be provided with multiple through holes, described multiple through holes and the corresponding setting one by one of described multiple screwed holes;
Described bolt is set to multiple, and multiple described bolts pass respectively described multiple through holes, and are screwed onto in corresponding described screwed hole.
4. electric machine according to claim 3, is characterized in that,
In the card of described Flywheel disc, be provided with disc type groove, described shoulder is along in the described disc type groove of being axially inlaid in of described motor shaft.
5. according to the electric machine described in claim 1-4 any one, it is characterized in that,
On the axial end of described motor shaft, be provided with counterbore, in described counterbore, be provided with bearing, the outer ring of described bearing is fixedly connected with described motor shaft, and its inner ring is used for connecting corresponding rotating shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320854631.0U CN203734449U (en) | 2013-12-23 | 2013-12-23 | Motor device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320854631.0U CN203734449U (en) | 2013-12-23 | 2013-12-23 | Motor device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203734449U true CN203734449U (en) | 2014-07-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320854631.0U Expired - Lifetime CN203734449U (en) | 2013-12-23 | 2013-12-23 | Motor device |
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| Country | Link |
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| CN (1) | CN203734449U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114962548A (en) * | 2022-06-10 | 2022-08-30 | 中国北方发动机研究所(天津) | Hydraulic drive's adjustable flywheel of inertia for experiment |
-
2013
- 2013-12-23 CN CN201320854631.0U patent/CN203734449U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114962548A (en) * | 2022-06-10 | 2022-08-30 | 中国北方发动机研究所(天津) | Hydraulic drive's adjustable flywheel of inertia for experiment |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100016 Beijing City, Chaoyang District Road No. 5 (Putian Industrial Science and Technology Park Building No. 7) Patentee after: JING-JIN ELECTRIC TECHNOLOGIES Co.,Ltd. Address before: 100016 Beijing City, Chaoyang District Road No. 5 (Putian Industrial Science and Technology Park Building No. 7) Patentee before: JING-JIN ELECTRIC TECHNOLOGIES (BEIJING) Co.,Ltd. |
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| CX01 | Expiry of patent term |
Granted publication date: 20140723 |
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| CX01 | Expiry of patent term |