CN211641820U - Hybrid power device for vehicle and vehicle with hybrid power device - Google Patents
Hybrid power device for vehicle and vehicle with hybrid power device Download PDFInfo
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- CN211641820U CN211641820U CN201921545615.7U CN201921545615U CN211641820U CN 211641820 U CN211641820 U CN 211641820U CN 201921545615 U CN201921545615 U CN 201921545615U CN 211641820 U CN211641820 U CN 211641820U
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Abstract
The utility model discloses a vehicle that is used for hybrid device of vehicle and has it. The hybrid power device for a vehicle includes: engine, first motor, second motor and power transmission mechanism, first motor passes through power input shaft with the engine and links to each other, and power transmission mechanism includes: the differential mechanism comprises a differential mechanism and a planetary gear mechanism, wherein a gear ring is a differential mechanism shell of the differential mechanism, a planetary gear is arranged between a sun gear and the gear ring, an engine is linked with the planetary carrier, and a second motor is linked with the sun gear. The ring gear in the planetary gear mechanism can be used as a differential shell of the differential mechanism, so that the planetary gear mechanism and the differential mechanism are integrated, the structure of the hybrid power device can be simplified, the cost can be reduced, and the structural size of the hybrid power device can be reduced. And the second motor is linked with the sun gear, so that the second motor can drive the vehicle independently.
Description
Technical Field
The utility model relates to the technical field of vehicles, particularly, relate to a vehicle that is used for hybrid device of vehicle and has it.
Background
In recent years, since hybrid vehicles can simultaneously achieve the advantages of long driving range, low fuel consumption and convenient refueling, more and more vehicles have been developed to adopt hybrid devices.
However, in the hybrid device currently used in the market for the non-plug-in hybrid vehicle, the differential mechanism and the planetary gear mechanism are separately provided and connected, and the driving motor and the transmission realize the transmission of power by providing a shaft connected with the motor, a clutch and other mechanisms, and such an arrangement is more complicated, larger in size and higher in cost than the conventional transmission, thereby leading to the increase in the cost of the vehicle.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the above-mentioned technical problem among the prior art to a certain extent at least. Therefore, the utility model provides a hybrid device for vehicle, this hybrid device's differential mechanism and planetary gear mechanism are in the same place to, planetary gear mechanism's planet carrier and differential mechanism's differential mechanism casing are integrated as an organic whole, can simplify hybrid device's structure greatly, and the size of guaranteeing hybrid device is littleer, the cost is lower.
The utility model also provides a vehicle that has above-mentioned hybrid power device for vehicle.
According to the utility model discloses a hybrid power device for vehicle includes: engine, first motor, second motor and power transmission mechanism, first motor with the engine passes through the power input shaft and links to each other, power transmission mechanism includes: differential mechanism, planetary gear mechanism includes: sun gear, planet carrier, ring gear, the ring gear does differential mechanism's differential mechanism casing, the sun gear with be provided with the planet wheel between the ring gear, the engine with the planet carrier linkage, the second motor with the sun gear linkage.
According to the utility model discloses a differential mechanism's differential mechanism casing can be regarded as to the ring gear among the planetary gear mechanism to establish planetary gear mechanism and differential mechanism into a whole, not only can simplify hybrid device's structure, thereby can reduce cost, can also reduce hybrid device's structure volume, guarantee that hybrid device can not occupy too much vehicle's space. And, the second motor and the linkage of sun gear, consequently, when the engine was out of work, the planet carrier can keep static relatively to the sun gear drives the planet wheel and rotates, and then drives the ring gear and rotates, can realize that the second motor can carry out the individual drive to the vehicle.
According to some embodiments of the utility model, be provided with the power transmission gear on the power input shaft, the power transmission gear with the planet carrier meshing.
According to some embodiments of the present invention, the sun gear the ring gear all with the second motor sets up coaxially.
According to some embodiments of the invention, the differential mechanism comprises: the differential planetary mechanism is positioned in the differential shell and comprises two input gears and two output gears, wherein the two input gears are oppositely arranged, the two output gears are oppositely arranged, the input gears are connected with the differential shell, and each output gear is meshed with the two input gears.
Further, the hybrid device further includes: and the half shaft is connected with the output gear.
According to some embodiments of the invention, the first electric machine and the second electric machine are arranged in the same electric machine housing, and the power transmission mechanism is arranged in another housing.
According to some embodiments of the invention, the first electric machine and the second electric machine and the power transmission mechanism are arranged in the same housing.
According to some embodiments of the invention, the first motor is a generator, and the second motor is a driving motor.
Specifically, the axis of the first motor is arranged in parallel with the axis of the second motor.
According to another aspect of the present invention, a vehicle includes the above-mentioned hybrid power device for a vehicle.
The vehicle and the hybrid power device for the vehicle have the same advantages compared with the prior art, and the detailed description is omitted.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
FIG. 1 is a schematic illustration of a hybrid power unit for a vehicle;
FIG. 2 is a schematic illustration of a hybrid power plant in which the first electric machine and the second electric machine are disposed within the same motor housing;
FIG. 3 is a schematic illustration of a hybrid power unit with first and second electric machines and a power transfer mechanism disposed in the same housing;
fig. 4 is a schematic diagram of a hybrid power unit with the first electric machine located close to the engine.
Reference numerals:
the hybrid power device 10, the engine 1, the first electric machine 2, the power input shaft 3, the power transmission gear 31, the second electric machine 4, the power transmission mechanism 5, the differential mechanism 6, the differential planetary mechanism 61, the input gear 62, the output gear 63, the planetary gear mechanism 7, the sun gear 71, the carrier 72, the ring gear 73, the planetary gear 74, the motor housing 8, and the axle shaft 9.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "left", "right", "vertical", "horizontal", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and simplification of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically connected, electrically connected or can communicate with each other; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
A hybrid device 10 for a vehicle according to an embodiment of the present invention is described in detail below with reference to fig. 1 to 4.
Referring to fig. 1, a hybrid power device 10 for a vehicle according to an embodiment of the present invention includes: the hybrid power vehicle comprises an engine 1, a first motor 2, a second motor 4 and a power transmission mechanism 5, wherein the engine 1 and the second motor 4 are connected with the power transmission mechanism 5, and the engine 1 and the second motor 4 can drive the power transmission mechanism 5, so that hybrid power driving of the vehicle can be realized.
It should be noted that the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
Specifically, as shown in fig. 1 to 4, the first motor 2 is connected to the engine 1 via the power input shaft 3, so that the engine 1 can operate the first motor 2, and the power transmission mechanism 5 includes: the differential mechanism 6 is connected with the planetary gear mechanism 7 at one end, and the other end of the differential mechanism 6 is connected with wheels, so that differential driving of left and right wheels is realized.
The transmission is an AT automatic transmission.
Specifically, as shown in fig. 1 to 4, the planetary gear mechanism 7 may include: the sun gear 71, the carrier 72, the ring gear 73, and the ring gear 73 are differential cases of the differential mechanism 6, that is, the ring gear 73 in the planetary gear mechanism 7 can be used as a differential case of the differential mechanism 6, so that the planetary gear mechanism 7 and the differential mechanism 6 are integrated, which not only simplifies the structure of the hybrid power device 10 and reduces the cost, but also reduces the structural volume of the hybrid power device 10, and ensures that the hybrid power device 10 does not occupy too much space of the vehicle.
As shown in fig. 1-4, a planetary gear 74 is disposed between the sun gear 71 and the ring gear 73, the engine 1 is linked with the planetary gear carrier 72, and the second electric machine 4 is linked with the sun gear 71, that is, when the engine 1 starts to operate, the engine 1 can drive the planetary gear carrier 72 of the planetary gear mechanism 7 to rotate, when the second electric machine 4 starts to operate, the second electric machine 4 can drive the sun gear 71 of the planetary gear mechanism 7 to rotate, so that the power transmission between the second electric machine 4 and the engine 1 and the planetary gear mechanism 7 can be realized, and the second electric machine 4 is linked with the sun gear 71, so that when the engine 1 does not operate, the planetary gear carrier 72 can be kept relatively stationary, so that the sun gear 71 drives the planetary gear 74 to rotate, and further drives the ring gear 73 to rotate, so that the second electric machine 4 can drive the vehicle alone.
According to the utility model discloses a hybrid 10 for vehicle, ring gear 73 among the planetary gear mechanism 7 can regard as differential mechanism 6's differential mechanism casing to establish planetary gear mechanism 7 and differential mechanism 6 into a whole, not only can simplify hybrid 10's structure, thereby can reduce cost, can also reduce hybrid 10's structure volume, guarantee that hybrid 10 can not occupy too much vehicle's space. Moreover, the second electric machine 4 is linked with the sun gear 71, so that when the engine 1 does not work, the planet carrier 72 can be kept relatively still, and the sun gear 71 drives the planet gears 74 to rotate, and further drives the ring gear 73 to rotate, so that the second electric machine 4 can drive the vehicle independently.
Further, as shown in fig. 1 to 4, the power input shaft 3 is provided with a power transmission gear 31, and the power transmission gear 31 is engaged with a carrier 72, that is, the engine 1 and the planetary gear mechanism 7 realize power transmission by engaging the power transmission gear 31 with the carrier 72 of the planetary gear mechanism 7.
Specifically, the carrier 72 is provided with not only an internal gear that meshes with the planetary gears 74 but also an external gear, and the external gear of the carrier 72 meshes with the power transmission gear 31, thereby achieving power transmission of the engine 1 and the planetary gear mechanism 7.
Further, the sun gear 71 and the planet carrier 72 are both arranged coaxially with the second motor 4, that is, the sun gear 71 is sleeved on the output shaft of the second motor 4, so that the second motor 4 can directly drive the sun gear 71 to drive, the axial size and the radial size of the hybrid power device 10 can be effectively reduced, and the overall structure of the hybrid power device 10 is simple and compact.
Further, as shown in fig. 1 to 4, the differential mechanism 6 may include: and the differential planetary mechanism 61 is positioned in the differential shell, the differential planetary mechanism 61 comprises two input gears 62 arranged oppositely and two output gears 63 arranged oppositely, the input gears 62 are connected with the differential shell, and each output gear 63 is meshed with the two input gears 62, so that differential transmission on two sides of the differential mechanism 6 is realized.
Further, as shown in fig. 1 to 4, the hybrid device 10 may further include: the half shaft 9, the half shaft 9 is connected with the output gear 63 of the differential mechanism 6, and the end of the half shaft 9 remote from the hybrid device 10 is connected with the wheels of the vehicle, thereby achieving differential running of the wheels on both sides.
In the first embodiment, the first electric machine 2 and the second electric machine 4 are disposed in the same motor housing 8, and the power transmission mechanism 5 is disposed in the other housing, and in the embodiment shown in fig. 2, the first electric machine 2 and the second electric machine 4 are located on the same side of the power transmission mechanism 5, and the first electric machine 2 and the second electric machine 4 are integrated in the motor housing 8, so that the axial dimension and the radial dimension of the hybrid power device 10 can be greatly optimized, and the overall structure of the hybrid power device 10 can be ensured to be simple and compact.
In the second aspect embodiment, the first motor 2 and the second motor 4 and the power transmission mechanism 5 are disposed in the same housing, and in the embodiment shown in fig. 3, the first motor 2 and the second motor 4 are located on the same side of the power transmission mechanism 5, and the first motor 2, the second motor 4 and the power transmission mechanism 5 are integrated in the same housing, thereby forming an integrated hybrid device 10, ensuring a compact and compact structure of the hybrid device 10.
In the third embodiment, as shown in fig. 4, the first electric machine 2 may be located near one end of the engine 1, so that the transmission length of the power input shaft 3 may be reduced, thereby reducing the shimmy of the power input shaft 3 and ensuring better transmission stability of the hybrid power device 10.
Further, the first motor 2 is a generator, the second motor 4 is a driving motor, and the first motor 2 is electrically connected to the second motor 4, in an embodiment, when the engine 1 operates, the first motor 2 can be driven to operate, so that the first motor 2 can generate electricity, and the electricity generated by the first motor 2 can drive the second motor 4 to drive and charge a battery of the vehicle.
Specifically, the axis of the first electric machine 2 is arranged in parallel with the axis of the second electric machine 4, so that the volume of the hybrid device 10 can be further reduced.
According to another aspect of the present invention, a vehicle includes the hybrid power device 10 for a vehicle described above.
The transmission process of the hybrid driving device under pure electric driving and hybrid driving of the vehicle is as follows:
pure electric drive: the engine 1 does not work, the planet carrier 72 is fixed in the self-resistance state of the system, the input shaft of the second motor 4 is input from the sun gear 71, passes through the planet gear 74 to reach the gear ring 73, is output to the half shaft 9 through the differential planetary mechanism 61, and is finally transmitted to the wheels, so that the pure electric drive of the vehicle is realized.
Hybrid power drive: a part of power of the engine 1 drives the first motor 2 to generate electricity through the power input shaft 3 to provide electricity for the battery or the second motor 4, and the other part of power of the engine 1 is meshed with the planet carrier 72 through the power transmission gear 31 and then is sequentially transmitted to the gear ring 73 from the planet gear 74; meanwhile, the power of the second electric machine 4 is input from the sun gear 71, passes through the planetary gears 74 to the ring gear 73, is output to the half shafts 9 through the differential planetary mechanism 61, and is transmitted to the wheels, thereby realizing hybrid drive of the vehicle.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example" or "some examples" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples described in this specification can be combined and combined by those skilled in the art.
Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.
Claims (10)
1. A hybrid power unit for a vehicle, characterized by comprising:
an engine;
the first motor is connected with the engine through a power input shaft;
a second motor;
a power transmission mechanism, the power transmission mechanism comprising: differential mechanism, planetary gear mechanism includes: sun gear, planet carrier, ring gear, the ring gear does differential mechanism's differential mechanism casing, the sun gear with be provided with the planet wheel between the ring gear, the engine with the planet carrier linkage, the second motor with the sun gear linkage.
2. A hybrid power unit for a vehicle according to claim 1, characterized in that a power transmission gear is provided on the power input shaft, the power transmission gear being meshed with the carrier.
3. The hybrid power unit for a vehicle according to claim 1, characterized in that the sun gear, the ring gear, and the second motor are each disposed coaxially.
4. The hybrid device for a vehicle according to claim 1, characterized in that the differential mechanism includes: the differential planetary mechanism is positioned in the differential shell and comprises two input gears and two output gears, wherein the two input gears are oppositely arranged, the two output gears are oppositely arranged, the input gears are connected with the differential shell, and each output gear is meshed with the two input gears.
5. The hybrid device for a vehicle according to claim 4, characterized by further comprising: and the half shaft is connected with the output gear.
6. The hybrid device for a vehicle according to claim 1, characterized in that the first electric machine and the second electric machine are disposed in the same motor housing, and the power transmission mechanism is disposed in another housing.
7. The hybrid device for a vehicle according to claim 1, characterized in that the first electric machine and the second electric machine and the power transmission mechanism are arranged in the same housing.
8. The hybrid device for a vehicle according to claim 1, characterized in that the first electric machine is a generator and the second electric machine is a drive motor.
9. The hybrid device for a vehicle according to claim 5, characterized in that an axis of the first electric machine is disposed in parallel with an axis of the second electric machine.
10. A vehicle characterized by comprising the hybrid power device for a vehicle according to any one of claims 1 to 9.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921545615.7U CN211641820U (en) | 2019-09-12 | 2019-09-12 | Hybrid power device for vehicle and vehicle with hybrid power device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201921545615.7U CN211641820U (en) | 2019-09-12 | 2019-09-12 | Hybrid power device for vehicle and vehicle with hybrid power device |
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CN211641820U true CN211641820U (en) | 2020-10-09 |
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CN201921545615.7U Expired - Fee Related CN211641820U (en) | 2019-09-12 | 2019-09-12 | Hybrid power device for vehicle and vehicle with hybrid power device |
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CN (1) | CN211641820U (en) |
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2019
- 2019-09-12 CN CN201921545615.7U patent/CN211641820U/en not_active Expired - Fee Related
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201009 Termination date: 20210912 |