CN109026487B - Integrated motor structure with starter - Google Patents
Integrated motor structure with starter Download PDFInfo
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- CN109026487B CN109026487B CN201811037832.5A CN201811037832A CN109026487B CN 109026487 B CN109026487 B CN 109026487B CN 201811037832 A CN201811037832 A CN 201811037832A CN 109026487 B CN109026487 B CN 109026487B
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- starter
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- gear ring
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02N—STARTING OF COMBUSTION ENGINES; STARTING AIDS FOR SUCH ENGINES, NOT OTHERWISE PROVIDED FOR
- F02N11/00—Starting of engines by means of electric motors
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Hybrid Electric Vehicles (AREA)
Abstract
The utility model discloses an integrated motor structure with a starter, which comprises: the connecting plate sets up on the organism of engine output, and the connecting plate includes centre bore, flange and mounting hole. The end face of the engine output shaft is exposed in the central hole; the connecting flange is arranged at the outer edge of the connecting plate; the mounting hole is arranged at the edge of the connecting plate. The front end of the motor shell is connected with the connecting flange; the stator assembly is disposed on an inner wall of the motor housing. The front end of the rotor support is connected with the end face of the engine output shaft through a central hole, and a gear ring is arranged on the outer edge of the front end of the rotor support. The rotor assembly is disposed on the rotor support. The starter is arranged on the mounting hole, and the output end of the starter is meshed with the gear ring. Wherein the starter is capable of driving the rotor support to rotate through the gear ring, thereby starting the engine. Therefore, when the storage battery fails, the engine can still be started by means of the starter.
Description
Technical Field
The present utility model relates to an integrated motor structure, and more particularly, to an integrated motor structure with a starter and a power system.
Background
Energy conservation and environmental protection are perpetual subjects in the field of automobiles, and it is well known that pure electric vehicles are influenced by factors such as small specific energy of the existing power battery, high price of the battery and the like, long-distance travel cannot be met by the driving mileage, and consumers have anxiety about insufficient mileage of the pure electric vehicles. The range extender or the hybrid power can effectively solve the problem of mileage anxiety of the pure electric vehicle, and has become a development trend of new energy vehicles. Whether the range extender or the hybrid power is adopted, the generator is an important component part, the motors in the traditional range extender, the hybrid connection and the P1 scheme (the motor is placed at the position of the original flywheel in front of the clutch behind the engine) are mainly ISG (integrated start power generation integrated motor) independent motors, the generator does not have an independent starter, and when the battery encounters a fault, the ISG motor cannot be started, so that the whole system cannot work.
As shown in fig. 1, fig. 1 is a schematic diagram of an integrated start-up and power generation integrated motor and a hybrid power system according to an embodiment of the prior art, which are described in the chinese patent utility model patent with publication number CN 205986388U. The hybrid system includes an internal combustion engine 110, a clutch 111, a drive motor 112, a transmission 113, a drive shaft 114, a differential 115, drive wheels 116, and a crankshaft 117. The internal combustion engine 110 (engine) part of the hybrid power system is not provided with a flywheel, an independent starter is not installed, the driving motor 112 is not provided with an independent starter, when a battery fails, the internal combustion engine 110 cannot be started, and the whole system cannot work. In order to solve the problem that the prior art scheme cannot start the engine when the battery fails, how to have an integrated motor scheme with an independent starter, so that the integrated motor structure is compact in structure and can start the engine to work when the battery fails, and the integrated motor structure becomes one of the problems to be solved in the industry.
The information disclosed in this background section is only for enhancement of understanding of the general background of the utility model and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person of ordinary skill in the art.
Disclosure of Invention
The utility model aims to provide an integrated motor structure with a starter, which can start an engine by acquiring electric energy from a storage battery by means of the starter when the storage battery fails and cannot provide driving force for the motor.
In order to achieve the above object, an embodiment of the present utility model provides an integrated motor structure with a starter, which includes a connection plate, a motor housing, a stator assembly, a rotor bracket, a rotor assembly and a starter. The connecting plate sets up on the organism of engine output, and the connecting plate includes centre bore, flange and mounting hole. The end face of the engine output shaft is exposed in the central hole; the connecting flange is arranged at the outer edge of the connecting plate; the mounting hole is arranged at the edge of the connecting plate. The front end of the motor shell is connected with the connecting flange; the stator assembly is disposed on an inner wall of the motor housing. The front end of the rotor support is connected with the end face of the engine output shaft through a central hole, and a gear ring is arranged on the outer edge of the front end of the rotor support. The rotor assembly is disposed on the rotor support. The starter is arranged on the mounting hole, and the output end of the starter is meshed with the gear ring. Wherein the starter is capable of driving the rotor support to rotate through the gear ring, thereby starting the engine.
In a preferred embodiment, the integrated motor structure further comprises a rotary transformer comprising: the transformer stator is arranged on the connecting plate; and the transformer rotor is arranged at the front end of the rotor bracket.
In a preferred embodiment, the integrated motor structure further comprises a motor back cover plate disposed at a rear end of the motor housing for closing the motor housing.
Another embodiment of the present utility model provides an integrated motor structure with a starter, which includes a connection plate, a motor housing, a stator assembly, a rotor support, a rotor assembly, and a starter. The connecting plate is arranged on the engine body at the output end of the engine and comprises a central hole and a connecting flange. The end face of the engine output shaft is exposed in the central hole; the flange is arranged at the outer edge of the connecting plate. The front end of the motor shell is connected with the connecting flange, and a mounting hole is formed in the outer edge of the rear end of the motor shell. The stator assembly is disposed on an inner wall of the motor housing. The front end of the rotor bracket is connected with the end face of the engine output shaft through a central hole, and a gear ring is arranged on the outer edge of the rear end of the rotor bracket. The rotor assembly is disposed on the rotor support. The starter is arranged on the mounting hole, and the output end of the starter is meshed with the gear ring. Wherein the starter is capable of driving the rotor support to rotate through the gear ring, thereby starting the engine.
In a preferred embodiment, the integrated motor structure further comprises a rotary transformer comprising: the transformer stator is arranged on the connecting plate; and the transformer rotor is arranged at the front end of the rotor bracket.
In a preferred embodiment, the integrated motor structure further comprises a motor back cover plate disposed at a rear end of the motor housing for closing the motor housing.
Compared with the prior art, the integrated motor structure with the starter has the beneficial effect that the engine can be started by means of the independent starter when the storage battery fails and can not provide power for the driving motor.
Drawings
Fig. 1 is a schematic diagram of an integrated start-up and power generation integrated motor and a hybrid powertrain according to an embodiment of the prior art.
Fig. 2 is a schematic cross-sectional view of an integrated motor structure according to an embodiment of the present utility model.
Fig. 3 is a schematic cross-sectional view of an integrated motor structure according to another embodiment of the present utility model.
The main reference numerals illustrate:
1-organism, 2-engine output shaft, 3 ' -connecting plate, 4-resolver, 41-transformer stator, 42-transformer rotor, 5-rotor subassembly, 51, 51 ' -rotor support, 52-ring gear, 6-stator subassembly, 7 ' -motor casing, 8-motor back shroud, 9-rotor connecting bolt, 10-apron bolt, 11-flange connecting bolt, 12-mounting bolt, 13-starter.
Detailed Description
The following detailed description of embodiments of the utility model is, therefore, to be taken in conjunction with the accompanying drawings, and it is to be understood that the scope of the utility model is not limited to the specific embodiments.
Throughout the specification and claims, unless explicitly stated otherwise, the term "comprise" or variations thereof such as "comprises" or "comprising", etc. will be understood to include the stated element or component without excluding other elements or components.
As shown in fig. 2, fig. 2 is a schematic cross-sectional view of an integrated motor structure according to an embodiment of the present utility model. An embodiment according to the preferred embodiment of the present utility model provides an integrated motor structure with a starter, which comprises a connection plate 3, a motor housing 7, a stator assembly 6, a rotor support 51, a rotor assembly 5 and a starter 13.
In some embodiments, the connection plate 3 is provided on the engine block 1 at the output end of the engine by means of mounting bolts 12, the connection plate 3 comprising a central hole, a connection flange and a mounting hole. The end face of the engine output shaft 2 is exposed in the center hole; the connecting flange is arranged at the outer edge of the connecting plate 3; the mounting holes are provided at the edges of the connection plate 3. The front end of the motor shell 7 is connected with a connecting flange through a flange connecting bolt 11; the stator assembly 6 is arranged on the inner wall of the motor housing 7. The front end of the rotor bracket 51 is connected with the end face of the engine output shaft 2 through a central hole by a rotor connecting bolt 9, and a gear ring 52 is arranged on the outer edge of the front end of the rotor bracket 51. The rotor assembly 5 is arranged on a rotor support 51. Starter motor 13 is disposed in the mounting hole, and an output end of starter motor 13 is engaged with ring gear 52. Wherein starter motor 13 is capable of driving rotation of rotor support 51 via ring gear 52 to thereby start the engine.
In some embodiments, the integrated motor structure further comprises a rotary transformer 4 comprising: the transformer stator 41 is provided on the connection plate 3; and the transformer rotor 42 is provided at the front end of the rotor holder 51.
In some embodiments, the integrated motor structure further comprises a motor back cover plate 8 provided at the rear end of the motor housing 7 by cover plate bolts 10 for closing the motor housing 7.
As shown in fig. 3, fig. 3 is a schematic cross-sectional view of an integrated motor structure according to another embodiment of the present utility model. Another embodiment of the present utility model provides an integrated motor structure with a starter that includes a connecting plate 3 ', a motor housing 7 ', a stator assembly 6, a rotor support 51 ', a rotor assembly 5, and a starter 13. The mechanism of this embodiment is substantially the same as that of the previous embodiment, and the details are not repeated, except that the starter 13 of this embodiment is not mounted on the connection plate 3 'but is mounted at the rear end of the motor housing 7'.
In some embodiments, the connection plate 3 'of the present embodiment is provided on the engine body 1 of the output end of the engine by means of the mounting bolts 12, and the connection plate 3' includes a center hole and a connection flange. The end face of the engine output shaft 2 is exposed in the center hole; the connecting flange is arranged at the outer edge of the connecting plate 3'. The front end of the motor housing 7 'is connected with the connecting flange through a flange connecting bolt 11, and a mounting hole is arranged at the outer edge of the rear end of the motor housing 7'. The stator assembly 6 is arranged on the inner wall of the motor housing 7'. The front end of the rotor bracket 51 'is connected with the end face of the engine output shaft 2 through a central hole by a rotor connecting bolt 9, and a gear ring 52 is arranged on the outer edge of the rear end of the rotor bracket 51'. The rotor assembly 5 is disposed on a rotor support 51'. Starter motor 13 is disposed in the mounting hole, and an output end of starter motor 13 is engaged with ring gear 52. Wherein starter 13 is capable of driving rotation of rotor support 51' via ring gear 52 to thereby start the engine.
In some embodiments, the integrated motor structure further comprises a rotary transformer 4 comprising: the transformer stator 41 is arranged on the connecting plate 3'; and the transformer rotor 42 is provided at the front end of the rotor holder 51'.
In some embodiments, the integrated motor structure further includes a motor back cover plate 8 disposed at the rear end of the motor housing 7 'for closing the motor housing 7'.
The integrated motor structure of the utility model can be used as a range extender in a power system, can also be used in a hybrid power system, and is unnecessary when the integrated motor structure is used for hybrid power, the rear cover plate 8 of the motor is not needed, and the rear end of the motor is connected with other components such as a gearbox or a driving motor.
Compared with the prior art, the integrated motor structure with the starter has the advantage that the engine can be started by means of the independent starter when the storage battery fails and can not provide power for the driving motor. The rotor support is directly connected with the engine output shaft 2, bearing support is not needed, the number of parts is reduced, the transformer stator and the transformer rotor are directly arranged on the connecting plate and the rotor support, the whole length of the range extender is shortened, the whole structure is simple, fault points are reduced, and the reliability of the system is improved. Furthermore, the motor cancels the flywheel structure, and reduces the whole weight and the manufacturing cost.
The foregoing descriptions of specific exemplary embodiments of the present utility model are presented for purposes of illustration and description. It is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain the specific principles of the utility model and its practical application to thereby enable one skilled in the art to make and utilize the utility model in various exemplary embodiments and with various modifications as are suited to the particular use contemplated. It is intended that the scope of the utility model be defined by the claims and their equivalents.
Claims (6)
1. An integrated motor structure with a starter, comprising:
a connection plate provided on a body of an output end of an engine, the connection plate comprising:
a center hole in which an end face of an engine output shaft is exposed;
the connecting flange is arranged at the outer edge of the connecting plate; and
a mounting hole provided at an edge of the connection plate;
the front end of the motor shell is connected with the connecting flange;
a stator assembly disposed on an inner wall of the motor housing;
the front end of the rotor bracket is connected with the end face of the engine output shaft through the central hole, and a gear ring is arranged on the outer edge of the front end of the rotor bracket;
a rotor assembly disposed on the rotor support; and
the starter is arranged on the mounting hole, and the output end of the starter is meshed with the gear ring;
the starter can drive the rotor bracket to rotate through the gear ring, so that the engine is started.
2. The starter-equipped integrated motor structure of claim 1, further comprising a rotary transformer comprising:
a transformer stator disposed on the connection plate; and
and the transformer rotor is arranged at the front end of the rotor bracket.
3. The integrated starter motor structure of claim 1 further comprising a motor back cover plate disposed at a rear end of the motor housing for closing the motor housing.
4. An integrated motor structure with a starter, comprising:
a connection plate provided on a body of an output end of an engine, the connection plate comprising:
a center hole in which an end face of an engine output shaft is exposed; and
the connecting flange is arranged at the outer edge of the connecting plate;
the front end of the motor shell is connected with the connecting flange, and a mounting hole is formed in the outer edge of the rear end of the motor shell;
a stator assembly disposed on an inner wall of the motor housing;
the front end of the rotor bracket is connected with the end face of the engine output shaft through the central hole, and a gear ring is arranged on the outer edge of the rear end of the rotor bracket;
a rotor assembly disposed on the rotor support; and
the starter is arranged on the mounting hole, and the output end of the starter is meshed with the gear ring;
the starter can drive the rotor bracket to rotate through the gear ring, so that the engine is started.
5. The starter-equipped integrated motor structure of claim 4, further comprising a rotary transformer comprising:
a transformer stator disposed on the connection plate; and
and the transformer rotor is arranged at the front end of the rotor bracket.
6. The integrated starter motor structure of claim 4 further comprising a motor back cover plate disposed at a rear end of the motor housing for closing the motor housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811037832.5A CN109026487B (en) | 2018-09-06 | 2018-09-06 | Integrated motor structure with starter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811037832.5A CN109026487B (en) | 2018-09-06 | 2018-09-06 | Integrated motor structure with starter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109026487A CN109026487A (en) | 2018-12-18 |
| CN109026487B true CN109026487B (en) | 2023-05-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811037832.5A Active CN109026487B (en) | 2018-09-06 | 2018-09-06 | Integrated motor structure with starter |
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| Country | Link |
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Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112659865A (en) * | 2020-11-16 | 2021-04-16 | 东风商用车有限公司 | Integrated form electricity drives system and vehicle |
| CN113756943A (en) * | 2021-08-06 | 2021-12-07 | 广西玉柴机器股份有限公司 | Integrated shell range extender structure with stator temperature measurement function |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1992000452A1 (en) * | 1990-06-25 | 1992-01-09 | Ducati Energia S.P.A. | Electrical generator and starter motor apparatus for internal combustion engines |
| CN101075770A (en) * | 2007-06-15 | 2007-11-21 | 清华大学 | Integrated starting generator with rotary transformer |
| CN102251853A (en) * | 2011-06-27 | 2011-11-23 | 重庆长安汽车股份有限公司 | Engine and motor integrated structure for automobile power system |
| CN206432840U (en) * | 2016-11-11 | 2017-08-22 | 浙江吉利控股集团有限公司 | A kind of distance increasing unit used for electric vehicle |
| CN108412655A (en) * | 2018-03-20 | 2018-08-17 | 中电科芜湖钻石飞机制造有限公司 | Rotary engine inspires integrated apparatus and its control method |
-
2018
- 2018-09-06 CN CN201811037832.5A patent/CN109026487B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1992000452A1 (en) * | 1990-06-25 | 1992-01-09 | Ducati Energia S.P.A. | Electrical generator and starter motor apparatus for internal combustion engines |
| CN101075770A (en) * | 2007-06-15 | 2007-11-21 | 清华大学 | Integrated starting generator with rotary transformer |
| CN102251853A (en) * | 2011-06-27 | 2011-11-23 | 重庆长安汽车股份有限公司 | Engine and motor integrated structure for automobile power system |
| CN206432840U (en) * | 2016-11-11 | 2017-08-22 | 浙江吉利控股集团有限公司 | A kind of distance increasing unit used for electric vehicle |
| CN108412655A (en) * | 2018-03-20 | 2018-08-17 | 中电科芜湖钻石飞机制造有限公司 | Rotary engine inspires integrated apparatus and its control method |
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| CN109026487A (en) | 2018-12-18 |
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