CN204271868U - A kind of auxiliary oil pump brushless electric machine being applied to hybrid power DCT gearbox - Google Patents
A kind of auxiliary oil pump brushless electric machine being applied to hybrid power DCT gearbox Download PDFInfo
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- CN204271868U CN204271868U CN201420735140.9U CN201420735140U CN204271868U CN 204271868 U CN204271868 U CN 204271868U CN 201420735140 U CN201420735140 U CN 201420735140U CN 204271868 U CN204271868 U CN 204271868U
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Abstract
The utility model relates to a kind of brushless electric machine, specifically a kind of DCT gearbox auxiliary oil pump brushless electric machine being applied to hybrid power product.This brushless electric machine comprises electric machine casing, motor stator, rotor, front end housing, fore bearing, rear bearing, motor shaft, and described electric machine casing is Open architecture; Described front end housing is arranged on the untight one end of electric machine casing and coordinates with electric machine casing; Stator and rotor are located in electric machine casing; Described fore bearing is installed in front end housing groove, and rear bearing is installed on electric machine casing and closes in the groove of one end; Described motor shaft is through fore bearing and rear bearing.Brushless electric machine one end is engaged each other by the flat toothing on motor shaft and auxiliary oil pump, and the other end passes through the electrical connection of power supply wire harness and auxiliary oil pump electric machine controller.The utility model is a kind of DCT gearbox auxiliary oil pump brushless electric machine do not installed any position transducer or velocity transducer and just make DCT system matches on red flag H platform hybrid electric vehicle.
Description
Technical field
The utility model relates to a kind of brushless electric machine, a kind of resistance to oil immersion specifically, high temperature resistant and without DCT (Dual Clutch Transmission) the gearbox auxiliary oil pump brushless electric machine of sensor application in hybrid power product.
Background technology
Double clutch gearbox (Dual Clutch Transmission, hereinafter referred to as DCT) be current development Novel gear box the most rapidly, it adds double clutch and electrically-controlled component based on traditional manual gearbox, obtains excellent performance and good fuel economy.
Existing brushless DC motor control system needs to install mechanical sensor on armature spindle, measures speed and the position of motor, to realize high performance rotating speed and position-force control.High accuracy, high-resolution position transducer are expensive, not only increase the cost of servo system, and may occur concentricity issues when mounted, also increase control interface and the wiring of system.In addition, sensor performance can be subject to the impact of environmental factor thus limit the application in the presence of a harsh environment of servo-drive drive unit.
For making existing DCT system matches at red flag H platform hybrid electric vehicle, according to the mode of operation requirement of DCT system, need, on existing DCT mechanical pump basis, to install auxiliary oil pump system additional.When low vehicle speeds, power motor rotating speed are lower, auxiliary oil pump work, provides enough pressure and flow to DCT and cut-off clutch hydraulic system.
Summary of the invention
The utility model provides that a kind of structure is simple, economical, the DCT gearbox auxiliary oil pump brushless electric machine that makes existing DCT system matches on red flag H platform hybrid electric vehicle, overcomes the above-mentioned deficiency of existing brshless DC motor.
Technical solutions of the utility model accompanying drawings is as follows: this brushless electric machine 9 comprises motor stator 2, the rotor 3 of the band permanent magnetic material be arranged in motor stator 2, front end housing 4, fore bearing 5, rear bearing 6, the motor shaft 7 of electric machine casing 1, band winding, it is characterized in that, described electric machine casing 1 is Open architecture; Described front end housing 4 is arranged on the untight one end of electric machine casing 1 and electric machine casing 1 interference fit; Motor stator 2 and rotor 3 are arranged in electric machine casing 1; Described fore bearing 5 is installed in front end housing 4 groove, and rear bearing 6 is installed on electric machine casing 1 and closes in the groove of one end; Described motor shaft 7 is through fore bearing 5 and rear bearing 6.
Described brushless electric machine 9 one end is engaged each other by the flat toothing on motor shaft 7 and auxiliary oil pump 8, and the other end passes through the electrical connection of three power supply wire harness and corresponding DCT gearbox auxiliary oil pump electric machine controller 10; Described brushless electric machine 9 and auxiliary oil pump 8 are all immersed in DCT gear box oil drain pan, and described auxiliary oil pump electric machine controller 10 is arranged in that the enging cabin of car load is inner, speed changer is outside.
Wet chamber between described motor stator 2 and rotor 3.
Described auxiliary oil pump 8, brushless electric machine 9 and auxiliary oil pump electric machine controller 10 constitute the auxiliary oil pump system of DCT gearbox.
The beneficial effects of the utility model are:
(1), the utility model structure is simple, existing DCT mechanical pump basis installs auxiliary oil pump system additional, when making low vehicle speeds, power motor rotating speed lower, auxiliary oil pump work, provides pressure and the flow of left and right to DCT and cut-off clutch hydraulic system.
(2), the utility model is different from the brushless electric machine of general band position and velocity transducer.The cancellation of position transducer not only reduces system cost, reduces control interface and wiring, reduces the limited degree of environment to system, more very helpful to the reliability of system cloud gray model, stability.
(3), the utility model structure can adapt in DCT oil sump adverse circumstances, and open type housing structure is without the need to considering the sealing problem of motor output shaft and lead-out wire.
Accompanying drawing explanation
Fig. 1 is the utility model overall structure generalized section;
Fig. 2 is the structural representation being connected auxiliary oil pump and auxiliary oil pump electric machine controller with the utility model.
Embodiment
Consult Fig. 1, Fig. 2, this brushless electric machine 9 comprises motor stator 2, the rotor 3 of the band permanent magnetic material be arranged in motor stator 2, front end housing 4, fore bearing 5, rear bearing 6, the motor shaft 7 of electric machine casing 1, band winding, and described electric machine casing 1 is Open architecture; Described front end housing 4 is arranged on the untight one end of electric machine casing 1 and electric machine casing 1 interference fit; Motor stator 2 and rotor 3 are arranged in electric machine casing 1; Described fore bearing 5 is installed in front end housing 4 groove, and rear bearing 6 is installed on electric machine casing 1 and closes in the groove of one end; Described motor shaft 7 is through fore bearing 5 and rear bearing 6.Described brushless electric machine 9 does not install any position transducer or velocity transducer.DCT gearbox auxiliary oil pump brushless electric machine 9 is different from the brushless electric machine of general belt sensor.The cancellation of transducer not only reduces system cost, reduces control interface and wiring, reduces the limited degree of environment to system, more very helpful to the reliability of system cloud gray model, stability.
Described brushless electric machine 9 one end is engaged each other by the flat toothing on motor shaft 7 and auxiliary oil pump 8, and the other end passes through the electrical connection of three power supply wire harness and corresponding DCT gearbox auxiliary oil pump electric machine controller 10; Described brushless electric machine 9 and auxiliary oil pump 8 are all immersed in DCT gear box oil drain pan, and described auxiliary oil pump electric machine controller 10 is arranged in that the enging cabin of car load is inner, speed changer is outside;
Wet chamber between described motor stator 2 and rotor 3.
Described auxiliary oil pump 8, brushless electric machine 9 and auxiliary oil pump electric machine controller 10 constitute the auxiliary oil pump system of DCT gearbox.
DCT gearbox auxiliary oil pump brushless electric machine, the three-phase power line drive motors rotor 3 provided by auxiliary oil pump electric machine controller 10 is rotated, and transmits mechanical energy by motor shaft 7, thus drives auxiliary oil pump 8 to work.Meanwhile, auxiliary oil pump electric machine controller leads to 10 crosses the current amplitude, the phase place that detect three phase mains wire harness, adjusts the electric current of the three phase mains wire harness of output, thus reach the control objectives of auxiliary oil pump brushless electric machine after carrying out computing.
Claims (4)
1. one kind is applied to the auxiliary oil pump brushless electric machine of hybrid power DCT gearbox, this brushless electric machine (9) comprises motor stator (2), the rotor (3) of the band permanent magnetic material be arranged in motor stator (2), front end housing (4), fore bearing (5), rear bearing (6), the motor shaft (7) of electric machine casing (1), band winding, it is characterized in that, described electric machine casing (1) is Open architecture; Described front end housing (4) is arranged on electric machine casing (1) untight one end and electric machine casing (1) interference fit; Motor stator (2) and rotor (3) are arranged in electric machine casing (1); Described fore bearing (5) is installed in front end housing (4) groove, and rear bearing (6) is installed on electric machine casing (1) and closes in the groove of one end; Described motor shaft (7) is through fore bearing (5) and rear bearing (6).
2. a kind of auxiliary oil pump brushless electric machine being applied to hybrid power DCT gearbox according to claim 1, it is characterized in that, described brushless electric machine (9) one end is engaged each other by the flat toothing on motor shaft (7) and auxiliary oil pump (8), and the other end passes through the electrical connection of three power supply wire harness and corresponding DCT gearbox auxiliary oil pump electric machine controller (10); Described brushless electric machine (9) and auxiliary oil pump (8) are all immersed in DCT gear box oil drain pan, and described auxiliary oil pump electric machine controller (10) is arranged in that the enging cabin of car load is inner, speed changer is outside.
3. a kind of auxiliary oil pump brushless electric machine being applied to hybrid power DCT gearbox according to claim 1, is characterized in that, is wet chamber between described motor stator (2) and rotor (3).
4. a kind of auxiliary oil pump brushless electric machine being applied to hybrid power DCT gearbox according to claim 1, it is characterized in that, described auxiliary oil pump (8), brushless electric machine (9) and auxiliary oil pump electric machine controller (10) constitute the auxiliary oil pump system of DCT gearbox.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420735140.9U CN204271868U (en) | 2014-11-27 | 2014-11-27 | A kind of auxiliary oil pump brushless electric machine being applied to hybrid power DCT gearbox |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420735140.9U CN204271868U (en) | 2014-11-27 | 2014-11-27 | A kind of auxiliary oil pump brushless electric machine being applied to hybrid power DCT gearbox |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204271868U true CN204271868U (en) | 2015-04-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420735140.9U Active CN204271868U (en) | 2014-11-27 | 2014-11-27 | A kind of auxiliary oil pump brushless electric machine being applied to hybrid power DCT gearbox |
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| CN (1) | CN204271868U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112303209A (en) * | 2020-10-30 | 2021-02-02 | 重庆长安汽车股份有限公司 | DCT transmission electronic oil pump arrangement structure and vehicle |
-
2014
- 2014-11-27 CN CN201420735140.9U patent/CN204271868U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112303209A (en) * | 2020-10-30 | 2021-02-02 | 重庆长安汽车股份有限公司 | DCT transmission electronic oil pump arrangement structure and vehicle |
| CN112303209B (en) * | 2020-10-30 | 2022-08-09 | 重庆长安汽车股份有限公司 | DCT transmission electronic oil pump arrangement structure and vehicle |
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| GR01 | Patent grant |