CN217553684U - Dual-motor multi-gear planetary row hybrid power device - Google Patents
Dual-motor multi-gear planetary row hybrid power device Download PDFInfo
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- CN217553684U CN217553684U CN202221532127.4U CN202221532127U CN217553684U CN 217553684 U CN217553684 U CN 217553684U CN 202221532127 U CN202221532127 U CN 202221532127U CN 217553684 U CN217553684 U CN 217553684U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/62—Hybrid vehicles
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Abstract
A double-motor multi-gear planet row hybrid power device belongs to the technical field of automobile hybrid transmissions. An input end of an input shaft S is connected with an engine power system ENG, an output end of the input shaft S is connected with a third planet row, an EM1 first motor is connected with the third planet row, a C1 first clutch is arranged between the third planet row and one end of an EM2 second motor, the EM2 second motor is connected with the first planet row, one end of a C2 second clutch is connected with the third planet row, the other end of the C2 second clutch is connected with the first planet row and the second planet row, one end of an output shaft O is connected with the second planet row and the first planet row, and the other end of the output shaft O is connected with wheels; the B1 first brake is connected with the second planet row. The two planetary gear trains can independently design transmission ratio, realize speed ratio diversification, can match optimum speed ratio to the driving motor of different efficiency intervals, realize that complete machine dynamic property and economic nature compromise.
Description
Technical Field
The utility model belongs to the technical field of the car is thoughtlessly moved the derailleur, concretely relates to hybrid device is arranged to many gears of bi-motor planet.
Background
With the continuous improvement of the awareness of energy conservation and emission reduction of people, the conventional power automobile is limited by the structure and is difficult to meet the requirements of people, and as a novel automobile power type, the technology and the market of the hybrid power automobile are in a vigorous development stage, wherein a hybrid power vehicle driving device occupies an extremely important position.
The conventional hybrid power transmission is limited by a structure, has a single structure, depends on a motor for adjusting the speed and the load capacity, has high requirements on the level of the motor, and is difficult to control the cost; the mixing mode is single, the gear is single, the comprehensive oil saving rate is low, and the comprehensive cost is higher; the energy recovery mode is not enough, and the energy is not beneficial to recycling.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve the problem that above-mentioned background art exists, and then provide a mixed power device is arranged to many gears of bi-motor planet.
The utility model adopts the technical proposal that: a double-motor multi-gear planet row hybrid power device comprises an input shaft S, a third planet row, an EM1 first motor, a C1 first clutch, a C2 second clutch, an EM2 second motor, a first planet row, a second planet row, a B1 first brake, an output shaft O and an engine shell;
the input end of the input shaft S is connected with an engine power system ENG, the output end of the input shaft S is connected with a third planet row, the EM1 first motor is connected with the third planet row,
the C1 first clutch is arranged between the third planet row and one end of the EM2 second motor, the EM2 second motor is connected with the first planet row,
one end of the C2 second clutch is connected with the third planet row, the other end of the C2 second clutch is connected with the first planet row and the second planet row,
one end of the output shaft O is connected with the second planet row and the first planet row, and the other end of the output shaft O is connected with the wheel;
the B1 first brake is connected with the second planet row.
Compared with the prior art, the utility model following beneficial effect has:
the utility model discloses a sun gear that two single-stage planet arranged is a rigidity whole or connect as an organic wholely with a certain fixed connection mode, and the ring gear that its planet arranged is as an organic whole with the planet carrier interconnect that another planet was arranged to as transmission output, the outer ring gear connection stopper that another planet was arranged. Through above structure, have following advantage:
1. the two planetary gear trains can independently design transmission ratio, realize speed ratio diversification, can match optimum speed ratio to the driving motor of different efficiency intervals, realize that complete machine dynamic property and economic nature compromise.
2. The planet row has a simple structure, the S-S structure has good processing manufacturability, the forming process is simple, and meanwhile, the single C-R structure is a common structure of the transmission device and has the advantage of manufacturing cost.
3. Have higher transmission efficiency, component rotational speed low, drive ratio big, through the utility model discloses S-S, C-R structure can realize big velocity ratio, promotes complete machine bearing capacity, and it has apparent the function to match high moment of torsion demand motorcycle type.
4. The utility model discloses a different combinations of two clutches and stopper, the different operating condition of engine and two motors can realize that the engine keeps off the position three, and the EV keeps off the position, and parallel mode and ECVT mode have energy recuperation, the parking electricity generation function between marcing simultaneously, and the motor also can give fairly effectual helping hand when accelerating, avoids the engine to keep away from high-efficient interval work, realizes the energy utilization maximize, and complete machine economic nature has huge promotion with dynamic property.
Drawings
FIG. 1 is a schematic view of the present invention;
FIG. 2 is a gear diagram of the present invention;
FIG. 3 is a schematic diagram of the gear structure of the engine 1 of the present invention;
fig. 4 is a schematic diagram of a 2-gear structure of the engine of the present invention;
FIG. 5 is a schematic diagram of an EV gear structure of the present invention;
fig. 6 is a schematic diagram of the structure of the 3 gears of the engine of the present invention;
fig. 7 is a schematic diagram of the ECVT mode structure of the present invention;
FIG. 8 is a schematic structural view of the energy recovery mode between traveling of the present invention;
FIG. 9 is a schematic structural view of a parking power generation mode of the present invention;
FIG. 10 is a velocity ratio composition diagram of the present invention;
wherein: 1. an engine power system ENG; 2. an input shaft S; 3. an EM1 first motor; 4. a third planet row; 5. a C2 second clutch; 6. a C1 first clutch; 7. an intermediate shaft L; 8. an EM2 second electric machine; 9. a first planet row; 10. b1, a first brake; 11. a second planet row; 12. an output shaft O; 41. r3 a third outer ring gear; 42. h3 third carrier; 43. p3 a third planetary gear; 44. S3, a third sun gear; 91. r1 a first outer ring gear; 92. h1 a first carrier; 93. p1 a first planetary gear; 94. s1, a first sun gear; 111. r2 a second outer gear ring; 112. an H2 second planet carrier; 113. P2 second planetary gear; 114. s2, a second sun gear.
Detailed Description
For better understanding of the objects, structure and functions of the present invention, the present invention will be described in detail with reference to the accompanying drawings.
Referring to fig. 1 to 10, a dual-motor multi-gear planetary gear set hybrid power device includes an input shaft S2, a third planetary gear set 4, an EM1 first motor 3, a C1 first clutch 6, a C2 second clutch 5, an EM2 second motor 8, a first planetary gear set 9, a second planetary gear set 11, a B1 first brake 10, an intermediate shaft L7, an output shaft O12, and an engine housing;
the first planetary row 9 includes S1 a first sun gear 94, H1 a first carrier 92, P1 a first planet gears 93, and R1 a first outer ring gear 91. The P1 first planetary gears 93 are distributed on the H1 according to a certain rule
Around the first carrier 92.
The second planetary row 11 includes S2 second sun gear 114, H2 second planet carrier 112, P2 second planet gears 113 and R2 second outer ring gear 111. The P2 second planetary gears 113 are distributed around the H2 second carrier 112 according to a certain rule.
The third planetary row 4 includes S3 a third sun gear 44, H3 a third carrier 42, P3 a third planet gear 43, and R3 a third outer ring gear 41. The P3 third planetary gears 43 are distributed around the H3 third carrier 42 according to a certain rule.
The input end of the input shaft S2 is connected with an engine power system ENG1 through a coupler, the output end of the input shaft S2 is connected with a third planet row 4, an EM1 first motor 3 is connected with the third planet row 4,
the C1 first clutch 6 is arranged between the third planet row 4 and one end of the EM2 second electric machine 8, the other end of the EM2 second electric machine 8 is connected with the first planet row 9,
c2, one end of a second clutch 5 is connected with the third planet row 4, the other end is connected with a first planet row 9 and a second planet row 11,
one end of an output shaft O12 is connected with the second planet row 11 and the first planet row 9, and the other end is connected with a wheel;
the B1 first brake 10 is connected to the second planetary gear set 11.
Wherein: the S3 third sun gear 44 of the third planetary row 4 is connected with the EM1 first motor 3, the R3 third outer ring gear 41 of the third planetary row 4 is fixedly mounted on the engine case, the H3 third carrier 42 of the third planetary row 4 is connected with one end of the C1 first clutch 6,
the other end of the C1 first clutch 6 is connected to one end of the EM2 second electric machine 8, and the other end of the EM2 second electric machine 8 is connected to the H1 first carrier 92 of the first planetary gear set 9.
The C2 second clutch 5 has one end connected to the H3 third carrier 42 of the third planetary row 4 and the other end connected to the S1 first sun gear 94 of the first planetary row 9 and the S2 second sun gear 114 of the second planetary row 11 via the intermediate shaft L7.
The first sun gear 94 and the second sun gear 114 of S1 are fixedly connected, and the fixed connection mode includes but is not limited to welding, spline, coaxial integration and the like; the R1 first outer ring gear 91 of the first planetary row 9 is connected with the H2 second carrier 112 of the second planetary row 11, one end of the output shaft O12 is connected with the H2 second carrier 112 and the R1 first outer ring gear 91, the braking end of the B1 first brake 10 is connected with the R2 second outer ring gear 111 of the second planetary row 11, and the B1 first brake 10 is mounted on the engine case.
The output end of the engine power system ENG1, the input shaft S2, the first motor 3 of EM1, the first planet row 9, the second motor 8 of EM2, the second planet row 11, the third planet row 4, the intermediate shaft L7 and the output shaft O12 are coaxially arranged.
Through different combinations of the clutches and the brakes, three gears of the engine, an EV gear, a parallel mode, an ECVT mode, a traveling energy recovery mode and a parking power generation mode are realized.
As shown in fig. 3, engine 1 gear: the C2 second clutch 5 and the B1 first brake 10 are engaged, the engine power is transmitted to the S2 second sun gear 114 through the input shaft S2 and the C2 second clutch 5, the intermediate shaft L7, and the S2 second sun gear 114, so that the S2 second sun gear 114 rotates, at this time, the B1 first brake 10 operates, the second outer ring gear cannot rotate, so that the power is transmitted to the H2 second planet carrier 112 through the P2 second planet gear 113, and the H2 second planet carrier 112 is connected with the output shaft O12, so as to output the power.
As shown in fig. 4, engine 2 gear: the first clutch 6 of C1, the first brake 10 of B1 combine, the engine power is through the input shaft S2 and C1 first clutch 6, EM2 second electrical machinery 8 (idle), transmit to H1 first planet carrier 92, then the power is divided into two routes, one route drives R1 first external gear ring 91 to rotate through the first planet wheel P1, R1 first external gear ring 91 is connected with output shaft O12 through H2 second planet carrier 112, export the power; the other path drives the S1 first sun gear 94 through the first planet gear P1, at this time, the B1 first brake 10 works, the R2 second external ring gear 111 is fixed, the S1 first sun gear 94 and the S2 second sun gear 114 are connected into a whole and clamped with each other, so that the second planet row 11 works in a unique state, power is transmitted to the output shaft O12 through the H2 second planet carrier 112, and at this gear, the H2 second planet carrier 112 receives power output from the R1 first external ring gear 91 and the S2 second sun gear 114 at the same time.
As shown in fig. 6, engine 3 gear: the C1 first clutch 6 and the C2 second clutch 5 work together, and the engine power is transmitted to the S1 first sun gear 94, the S2 second sun gear 114 and the H1 first planet carrier 92 through the input shaft S2, the C1 first clutch 6 and the C2 second clutch 5, at this time, since the power of the first planet row 9 and the power of the second planet row 11 are mutually clamped to form a whole, the speed change ratio cannot be realized, and the power is transmitted to the output shaft O12 at the original speed ratio.
As shown in fig. 5, EV mode: the EM2 second motor 8 and the B1 first brake 10 work together, the EM2 second motor 8 transmits power to the H1 first planet carrier 92, then the power is divided into two paths, one path drives the R1 first outer gear ring 91 to rotate through the first planet gear P1, and the R1 first outer gear ring 91 is connected with the output shaft O12 through the H2 second planet carrier 112 to output the power; the other path drives the first sun gear through the first planet gear P1, at this time, the B1 first brake 10 works, the second external gear ring is fixed, the S1 first sun gear 94 and the S2 second sun gear 114 are connected into a whole and clamped mutually, so that the second planet row 11 has a unique working state, power is transmitted to the output shaft O12 through the H2 second planet carrier 112, and at this gear, the second planet carrier receives power output from the R1 first external gear ring 91 and the S2 second sun gear 114 at the same time.
Parallel mode: when the battery capacity is sufficient, the C1 first clutch 6, the C2 second clutch 5 and the B1 first brake 10 are selectively combined according to corresponding gears, namely, the engine 1 gear, the engine 2 gear and the engine 3 gear, under the condition that a motive power transmission mode is not changed, and when power passes through the H1 first planet carrier 92 and the H3 third planet carrier 42, the EM2 second motor 8 and the EM1 first motor 3 which are respectively connected with the clutches are started to provide power, form a parallel mode with the original engine power, and output the power to an output shaft.
As shown in fig. 7, ECVT mode: the engine works, the EM2 second motor 8 provides power, the C2 second clutch 5 is combined, the engine power is transmitted to the S1 first sun gear 94 through the input shaft S2 and the C2 second clutch 5, so that the S1 first sun gear 94 rotates, the EM2 second motor 8 power is transmitted to the H1 first planet carrier 92, the first planet gear P1 is driven to rotate, the R1 first outer gear ring 91 is driven to rotate, and the power is transmitted to the output shaft O12 from the R1 first outer gear ring 91 through the second planet carrier H. In the process, the rotating speed and the torque of the EM2 second motor 8 are adjusted according to the vehicle speed and the working condition, and the engine power is matched at the same time, so that the ECVT mode is formed.
As shown in fig. 8, the inter-travel energy recovery mode: in all the driving modes, the connection mode of the power source and the mechanical coupling device is not changed, when a driver steps on a brake pedal, the system detects the driving deceleration intention of the driver, the EM1 first motor 3 or the EM2 second motor 8 idling in each mode is excited through the motor controller to provide a load, magnetic energy is converted into electric energy, and current flows to a battery through double motors to form an energy recovery mode during traveling.
As shown in fig. 9, the parking power generation mode: when the vehicle stops and the engine is idling, power is transmitted to the H3 third planet carrier 42 from the engine through the input shaft S2 to drive the third planet wheel P3, the R3 third outer ring gear 41 is fixedly connected to the transmission shell, so that the S3 third sun gear 44 has the only operation mode, the power is transmitted to the first motor from the S3 third sun gear 44 to generate power, and current flows to the battery from the transmission.
It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.
Claims (6)
1. The utility model provides a many gears of bi-motor planet row hybrid device which characterized in that: the planetary gear train comprises an input shaft S (2), a third planetary gear train (4), an EM1 first motor (3), a C1 first clutch (6), a C2 second clutch (5), an EM2 second motor (8), a first planetary gear train (9), a second planetary gear train (11), a B1 first brake (10), an output shaft O (12) and an engine shell;
the input end of the input shaft S (2) is connected with an engine power system ENG (1), the output end of the input shaft S (2) is connected with a third planet row (4), a first motor (3) of the EM1 is connected with the third planet row (4),
the C1 first clutch (6) is arranged between the third planet row (4) and one end of the EM2 second motor (8), the EM2 second motor (8) is connected with the first planet row (9),
one end of the C2 second clutch (5) is connected with the third planet row (4), the other end is connected with the first planet row (9) and the second planet row (11),
one end of the output shaft O (12) is connected with the second planet row (11) and the first planet row (9), and the other end is connected with wheels;
the B1 first brake (10) is connected with the second planetary row (11).
2. The double-motor multi-gear planetary-row hybrid power device according to claim 1, characterized in that: and an S3 third sun gear (44) of the third planet row (4) is connected with the EM1 first motor (3), an R3 third outer gear ring (41) of the third planet row (4) is fixedly arranged on an engine shell, and an H3 third planet carrier (42) of the third planet row (4) is connected with one end of the C1 first clutch (6).
3. The dual-motor multi-gear planetary-row hybrid power device according to claim 2, characterized in that: the other end of the C1 first clutch (6) is connected with one end of an EM2 second motor (8), and the other end of the EM2 second motor (8) is connected with an H1 first planet carrier (92) of the first planet row (9).
4. A dual-motor multi-gear planetary-row hybrid power device according to claim 3, characterized in that: one end of the C2 second clutch (5) is connected with the H3 third planet carrier (42) of the third planet row (4), and the other end is connected with the S1 first sun gear (94) of the first planet row (9) and the S2 second sun gear (114) of the second planet row (11).
5. The dual-motor multi-gear planetary-row hybrid power device according to claim 4, characterized in that: the S1 first sun gear (94) and the S2 second sun gear (114) are fixedly connected, the R1 first outer gear ring (91) of the first planet row (9) is connected with the H2 second planet carrier (112) of the second planet row (11), one end of the output shaft O (12) is connected with the H2 second planet carrier (112) and the R1 first outer gear ring (91), the braking end of the B1 first brake (10) is connected with the R2 second outer gear ring (111) of the second planet row (11), and the B1 first brake (10) is installed on an engine shell.
6. The dual-motor multi-gear planetary-row hybrid power device according to claim 5, characterized in that: the output end of the engine power system ENG (1), the input shaft S (2), the EM1 first motor (3), the first planet row (9), the EM2 second motor (8), the second planet row (11), the third planet row (4) and the output shaft O (12) are coaxially arranged.
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| CN202221532127.4U CN217553684U (en) | 2022-06-16 | 2022-06-16 | Dual-motor multi-gear planetary row hybrid power device |
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| CN202221532127.4U CN217553684U (en) | 2022-06-16 | 2022-06-16 | Dual-motor multi-gear planetary row hybrid power device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115008999A (en) * | 2022-06-16 | 2022-09-06 | 哈尔滨东安汽车发动机制造有限公司 | Dual-motor multi-gear planetary row hybrid power device |
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2022
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115008999A (en) * | 2022-06-16 | 2022-09-06 | 哈尔滨东安汽车发动机制造有限公司 | Dual-motor multi-gear planetary row hybrid power device |
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