CN219115217U - Integrated power system and automobile - Google Patents

Abstract

The utility model relates to the field of automobile manufacturing, in particular to an integrated power system and an automobile. The utility model provides an integrated power system and an automobile, wherein the integrated power system comprises an oil pipe, a shell and a motor assembly integrated in the shell, the motor assembly comprises a stator assembly and a rotor assembly, the rotor assembly is arranged in the stator assembly, a clamping groove is formed in the inner side of the shell, and the oil pipe is fixed in the clamping groove; the oil pipe comprises a first oil pipe and a second oil pipe, the first oil pipe is communicated with the second oil pipe, the first oil pipe is arranged on the outer wall of the stator assembly, and the second oil pipe is arranged on the shaft side of the rotor assembly; the first oil pipe and the second oil pipe are provided with oil injection ports, and the oil injection ports face the stator assembly and the rotor assembly. The integrated power system and the automobile can solve the problems of external oil pipe, low stability and reliability, high installation difficulty and high design cost of the integrated power system.

Description

Integrated power system and automobile

Technical Field

The utility model relates to the field of automobile manufacturing, in particular to an integrated power system and an automobile.

Background

With the progress of the age, automobiles have become an important riding tool in people's daily lives. The integrated power system is used as a power supply part of an automobile, has the advantages of small space occupation and convenient assembly, and is widely applied in the field of automobiles.

In the prior art, an integrated power system generally adopts an integrated design of a motor assembly, a speed reducer assembly and a controller assembly, and the motor assembly, the speed reducer assembly and the controller assembly are integrated in a shell of the integrated power system; for an integrated power system adopting an oil cooling motor, an external oil pipe is mostly adopted for lubrication of the motor assembly, the oil pipe is fixed on the outer wall of a shell of the integrated power system, the number of parts is large, the installation requirement of the oil pipe is high, the shock resistance is poor, damage is easy to occur, and the operation stability and reliability of the integrated power system are low; meanwhile, the difficulty of the installation assembly for fixing the oil pipe by the outer wall design of the shell is high, and the design cost is high.

In view of the foregoing, there is a need to design a new integrated power system to meet the lubrication requirements of the integrated power system with low cost and high stability.

Disclosure of Invention

The utility model provides an integrated power system and an automobile, and aims to solve the problems of external oil pipe, low stability and reliability, high installation difficulty and high design cost of the integrated power system in the prior art.

The utility model firstly provides an integrated power system, which comprises an oil pipe, a shell and a motor assembly integrated in the shell, wherein the motor assembly comprises a stator assembly and a rotor assembly, the rotor assembly is arranged in the stator assembly,

the inner side of the shell is provided with a clamping groove, and the oil pipe is fixed in the clamping groove;

the oil pipe comprises a first oil pipe and a second oil pipe, the first oil pipe is communicated with the second oil pipe, the first oil pipe is arranged on the outer wall of the stator assembly, and the second oil pipe is arranged on the shaft side of the rotor assembly;

the first oil pipe and the second oil pipe are provided with oil injection ports, and the oil injection ports face the stator assembly and the rotor assembly.

In an alternative scheme of the utility model, the shell comprises a motor shell and a rear end cover, and the rear end cover is covered on the side part of the motor shell; the clamping groove comprises a first clamping groove and a second clamping groove, the first clamping groove is arranged on the inner side of the motor shell, the second clamping groove is arranged on the inner side of the rear end cover, and the first oil pipe and the second oil pipe are respectively clamped with the first clamping groove and the second clamping groove.

In an alternative scheme of the utility model, the integrated power system further comprises a filter, an electronic oil pump and a heat exchanger which are arranged outside the shell; the oil pipe also comprises a third oil pipe, a fourth oil pipe and a fifth oil pipe; the filter is communicated with the electronic oil pump through a fifth oil pipe, the electronic oil pump is communicated with the heat exchanger through a fourth oil pipe, and the heat exchanger is communicated with the second oil pipe through a third oil pipe.

In an alternative scheme of the utility model, the stator assembly and the motor shell enclose an oil through cavity, and an oil return groove is arranged at the bottom of the stator assembly; the oil return groove is respectively communicated with the filter and the oil through cavity; the filter, the fifth oil pipe, the electronic oil pump, the fourth oil pipe, the heat exchanger, the third oil pipe, the second oil pipe, the first oil pipe, the oil through cavity and the oil return groove form a first circulating oil path.

In an alternative scheme of the utility model, the rotor assembly comprises a rotating shaft, and the rotating shaft is provided with an oil channel which axially penetrates through the rotating shaft; the filter, the fifth oil pipe, the electronic oil pump, the fourth oil pipe, the heat exchanger, the third oil pipe, the second oil pipe, the oil channel and the oil return groove form a second circulating oil path.

In an alternative scheme of the utility model, the second oil pipe comprises a first section of oil pipe and a second section of oil pipe, the first section of oil pipe is crossed with the second section of oil pipe, and the intersection point is aligned with the axis of the rotating shaft; the oil injection port of the second oil pipe is arranged at the intersection point so as to face the oil channel and convey lubricating oil to the oil channel; the side wall of the oil channel is provided with an oil hole penetrating through the side wall and used for conveying lubricating oil to the inner wall of the stator assembly.

In an alternative scheme of the utility model, the clamping groove further comprises a third clamping groove, the third clamping groove is arranged on the inner wall of the motor shell and parallel to the stator assembly, one end of the third clamping groove is connected with the second clamping groove, and the third oil pipe is fixed in the third clamping groove.

In an alternative scheme of the utility model, one side of the motor shell is provided with a mounting part in an extending way, and the filter, the heat exchanger and the electronic oil pump are fixed on the outer side wall of the mounting part; the clamping groove further comprises a fourth clamping groove and a fifth clamping groove, the fourth clamping groove and the fifth clamping groove are arranged on the inner side wall of the mounting portion, and the fourth oil pipe and the fifth oil pipe are respectively fixed in the fourth clamping groove and the fifth clamping groove.

In an alternative scheme of the utility model, the heat exchanger is arranged at the side part of the stator assembly and is used for cooling lubricating oil; the electronic oil pump is adjacent to the heat exchanger and is positioned at one side of the installation part and used for pumping lubricating oil; the filter sets up in the installation department one side that deviates from the electronic oil pump for filter lubricating fluid.

The utility model also provides an automobile comprising the integrated power system.

Compared with the prior art, the integrated power system and the automobile provided by the utility model have the beneficial effects that:

through the structural optimization design of the integrated power system, a clamping groove is designed on the inner side of the shell, and the oil pipe is fixed in the clamping groove, so that the oil pipe is positioned in the shell, and the lubrication stability and reliability of the integrated power system are improved; compared with the prior art, the clamping groove design is characterized in that a mounting structure is designed outside the shell, the oil pipe is more convenient to mount and is not easy to fall off, and meanwhile, the design cost is reduced; the first oil pipe in the oil pipe is arranged on the outer wall of the stator assembly, the second oil pipe is arranged on the shaft side of the rotor assembly, and oil is injected through the oil injection port, so that the stator assembly and the rotor assembly are lubricated, and the motor assembly is lubricated by reasonable oil.

Other advantages and features of the present utility model are further described in the detailed description that follows.

Drawings

In order to more clearly illustrate the embodiments of the present utility model or the technical solutions in the prior art, the drawings that are needed in the description of the embodiments or the prior art will be briefly described, and it is obvious that the drawings in the description below are some embodiments of the present utility model, and other drawings can be obtained according to the drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of an integrated power system according to an exemplary embodiment of the present utility model;

FIG. 2 is a schematic diagram of the overall architecture of an integrated power system according to an exemplary embodiment of the present utility model;

FIG. 3 is a schematic diagram of a partial structure of an integrated power system according to an exemplary embodiment of the present utility model;

FIG. 4 is a schematic diagram of a partial structure of an integrated power system according to an exemplary embodiment of the present utility model;

FIG. 5 is a cross-sectional view of an integrated power system provided by an exemplary embodiment of the present utility model;

fig. 6 is a schematic block diagram of an automobile according to an exemplary embodiment of the present utility model.

In the above figures, the list of components represented by the various numbers is as follows:

100. an integrated power system; 200. A housing;

210. a rear end cover; 220. A motor housing;

221. a mounting part; 232. A second clamping groove;

111. a stator assembly; 112. A rotor assembly;

1121. a rotating shaft; 400. A speed reducer assembly;

301. a filter; 302. A fifth oil pipe;

303. an electronic oil pump; 304. A fourth oil pipe;

305. a heat exchanger; 306. A third oil pipe;

307. a second oil pipe; 308. A first oil pipe;

3071. a section of tubing; 3072. A second section of oil pipe;

309. an oil through cavity; 310. An oil return groove;

231. a first clamping groove; 30. An oil spraying port;

320. an oil passage; 1000. An automobile.

Detailed Description

To further clarify the above and other features and advantages of the present utility model, a further description of the utility model will be rendered by reference to the appended drawings. It should be understood that the specific embodiments presented herein are for purposes of explanation to those skilled in the art and are intended to be illustrative only and not limiting.

In view of the foregoing, according to the technical problems existing in the prior art, that is, the oil pipe of the integrated power system 100 is externally arranged, so that the lubrication stability and reliability of the oil pipe of the integrated power system 100 are low, the installation difficulty of the oil pipe is high, and the design cost is high; based on this, the embodiment of the present utility model provides an integrated power system 100 and an automobile 1000, by optimally designing the structure of the integrated power system 100, the oil pipe is built in the housing 200, and the clamping groove is designed on the inner side of the housing 200, so as to fix the oil pipe, thereby improving the stability and reliability of the oil pipe during operation, the oil pipe is directly clamped and fixed with the clamping groove, the installation difficulty is reduced, and the design cost is reduced due to the simple design of the clamping groove.

The embodiment of the present utility model first provides an integrated power system 100, which aims to solve the above-mentioned technical problems.

Referring to fig. 1-5, in an embodiment of the present utility model, an integrated power system 100 includes an oil pipe, a housing 200, and a motor assembly integrated within the housing 200, the motor assembly including a stator assembly 111 and a rotor assembly 112, the rotor assembly 112 being disposed within the stator assembly 111,

the inner side of the shell 200 is provided with a clamping groove, and the oil pipe is fixed in the clamping groove;

the oil pipes comprise a first oil pipe 308 and a second oil pipe 307, the first oil pipe 308 is communicated with the second oil pipe 307, the first oil pipe 308 is arranged on the outer wall of the stator assembly 111, and the second oil pipe 307 is arranged on the shaft side of the rotor assembly 112;

the first oil pipe 308 and the second oil pipe 307 are provided with oil injection ports 30, and the oil injection ports 30 face the stator assembly 111 and the rotor assembly 112.

As shown, the motor assembly in the integrated power system 100 is integrally disposed in the housing 200, and the motor assembly includes a stator assembly 111 and a rotor assembly 112 disposed in the stator assembly 111; the clamping groove which is matched with the size of the oil pipe is designed on the inner side of the shell 200, so that the oil pipe can be fixedly connected to the inner side of the shell 200, the oil pipe is distinguished from the external oil pipe in the prior art, the oil pipe can be prevented from being damaged by collision caused by the outside of the integrated power system 100, the fixation is more stable, and the stability and the reliability are greatly improved; meanwhile, in the casting process of the shell 200, large mold variation cannot be brought to the clamping groove design, so that the design cost is reduced, and the oil pipe is more convenient to install. The oil pipes comprise a first oil pipe 308 and a second oil pipe 307, the first oil pipe 308 is communicated with the second oil pipe 307, the first oil pipe 308 is arranged at the top of the outer wall of the stator assembly 111 of the motor assembly, and the second oil pipe 307 is arranged at the shaft side of the rotor assembly 112; the first oil pipe 308 and the second oil pipe 307 are both designed with the oil injection ports 30 with openings facing the stator assembly 111 and the rotor assembly 112, so that the lubricating oil can flow through the second oil pipe 307 and flow into the rotor assembly 112, one part of the lubricating oil lubricates the rotor assembly 112 through the oil injection ports 30 of the second oil pipe 307, and the other part of the lubricating oil flows through the first oil pipe 308 and is sprayed out of the outer wall of the stator assembly 111 through the oil injection ports 30 of the first oil pipe 308, so that the lubrication of the rotor assembly 112 and the outer wall of the stator assembly 111 is realized.

Further, the arrangement of the first oil pipe 308 and the second oil pipe 307 in the housing 200 is specifically designed, the housing 200 includes a motor housing 220 and a rear end cover 210, and the rear end cover 210 covers the side of the motor housing 220; the clamping groove comprises a first clamping groove 231 and a second clamping groove 232, the first clamping groove 231 is arranged on the inner side of the motor shell 220, the second clamping groove 232 is arranged on the inner side of the rear end cover 210, and the first oil pipe 308 and the second oil pipe 307 are respectively clamped with the first clamping groove 231 and the second clamping groove 232.

In an alternative scheme of the embodiment of the utility model, the housing 200 comprises a motor housing 220 and a rear end cover 210, the motor housing 220 is a cavity, the stator assembly 111 of the motor assembly is arranged in the cavity, and the rear end cover 210 covers the side part of the motor housing 220 to seal the motor housing 220; the inner wall of the motor housing 220 is provided with a first clamping groove 231 near the top, and the first clamping groove 231 is matched with the first oil pipe 308 in size so as to jogge and fix the first oil pipe 308; the inner side wall of the rear end cover 210 is provided with a second clamping groove 232 which is matched with the second oil pipe 307 in size so as to jogged and connected the second oil pipe 307; the first clamping groove 231 and the second clamping groove 232 are designed to provide mounting and fixing for the first oil pipe 308 and the second oil pipe 307, so that the stability of the first oil pipe 308 and the second oil pipe 307 is improved.

Further, in the integrated power system 100, the integrated power system 100 further includes a filter 301, an electronic oil pump 303, and a heat exchanger 305 that are disposed outside the housing 200; the tubing also includes a third tubing 306, a fourth tubing 304, and a fifth tubing 302; the filter 301 communicates with the electronic oil pump 303 through a fifth oil pipe 302, the electronic oil pump 303 communicates with the heat exchanger 305 through a fourth oil pipe 304, and the heat exchanger 305 communicates with the second oil pipe 307 through a third oil pipe 306.

It will be appreciated that the filter 301 provides filtering treatment for the lubricating oil of the integrated power system 100, the electronic oil pump 303 provides power for circulation of the lubricating oil, and the heat exchanger 305 performs heat exchange treatment for the lubricating oil, so that the lubricating oil can provide cooling for the integrated power system 100 at the same time; the filter 301, the electronic oil pump 303 and the heat exchanger 305 are all fixed on the outer side wall of the casing 200, and are mutually communicated through a fifth oil pipe 302, a fourth oil pipe 304 and a third oil pipe 306 which are arranged on the inner side wall of the casing 200, and the communication among the components is as follows: a filter 301, a fifth oil pipe 302, an electronic oil pump 303, a fourth oil pipe 304, a heat exchanger 305, a third oil pipe 306, a second oil pipe 307, and a first oil pipe 308.

Further, the stator assembly 111 and the motor housing 220 enclose an oil through cavity 309, and an oil return groove 310 is further formed at the bottom of the stator assembly 111; the oil return groove 310 is respectively communicated with the filter 301 and the oil through cavity 309; the filter 301, the fifth oil pipe 302, the electronic oil pump 303, the fourth oil pipe 304, the heat exchanger 305, the third oil pipe 306, the second oil pipe 307, the first oil pipe 308, the oil passage chamber 309, and the oil return groove 310 form a first circulation oil path.

In an alternative scheme of the embodiment of the utility model, the stator assembly 111 and the motor housing 220 enclose an oil through cavity 309, the oil through cavity 309 is used for oil circulation of the outer wall of the stator assembly 111, an oil return groove 310 is further designed at the bottom of the stator assembly 111, and the oil return groove 310 is arranged at the bottom of the inner wall of the motor housing 220; the oil return groove 310 can receive the oil lubricated by the stator assembly 111 and the rotor assembly 112 by using gravity, so that the filter 301, the fifth oil pipe 302, the electronic oil pump 303, the fourth oil pipe 304, the heat exchanger 305, the third oil pipe 306, the second oil pipe 307, the first oil pipe 308, the oil through cavity 309 and the oil return groove 310 form a first circulation oil path, so that the outer wall of the stator assembly 111 is continuously lubricated in a circulating manner.

Further, the rotor assembly 112 includes a rotating shaft 1121, and the rotating shaft 1121 is provided with an oil passage 320 passing axially therethrough; the filter 301, the fifth oil pipe 302, the electronic oil pump 303, the fourth oil pipe 304, the heat exchanger 305, the third oil pipe 306, the second oil pipe 307, the oil passage 320, and the oil return groove 310 form a second circulation oil path.

In an alternative solution of the embodiment of the present utility model, the rotating shaft 1121 of the rotor assembly 112 is designed to be an oil channel 320 that penetrates axially, and the oil channel 320 is axially aligned with the oil injection port 30 of the second oil pipe 307 and receives a part of the oil delivered by the second oil pipe 307, so that the filter 301, the fifth oil pipe 302, the electronic oil pump 303, the fourth oil pipe 304, the heat exchanger 305, the third oil pipe 306, the second oil pipe 307, the oil channel 320 and the oil return groove 310 form a second circulation oil path, and circulation lubrication is provided for the rotor assembly 112.

Further, the second oil pipe 307 comprises a first oil pipe 3071 and a second oil pipe 3072, the first oil pipe 3071 is intersected with the second oil pipe 3072, and the intersection is aligned with the axis of the rotating shaft 1121; the oil injection port 30 of the second oil pipe 307 is provided at the intersection to deliver the lubricating oil to the oil passage 320 toward the oil passage 320; the side walls of the oil passage 320 are provided with oil holes therethrough for delivering lubricating oil to the inner walls of the stator assembly 111.

In an alternative solution of the embodiment of the present utility model, the second oil pipe 307 includes a first section of oil pipe 3071 and a second section of oil pipe 3072, and by designing the first section of oil pipe 3071 and the second section of oil pipe 3072 to intersect, the intersection point of the first section of oil pipe 3071 and the second section of oil pipe 3072 designs the oil injection port 30 of the second oil pipe 307, which faces the oil channel 320; the cross-over design of the first length of tubing 3071 and the second length of tubing 3072 may provide a greater load on the oil at the cross-over point than the straight design to spray from the injection ports 30 of the second tubing 307 into the oil gallery 320. The sidewall of the oil channel 320 is designed with a through hole, so that the oil can be thrown to the inner wall of the stator assembly 111 by centrifugal force when the rotating shaft 1121 rotates, so that the inner wall of the stator assembly 111 is lubricated, and the lubrication efficiency is improved.

Further, a fixing point is designed for the third oil pipe 306, the clamping groove further comprises a third clamping groove, the third clamping groove is arranged on the inner wall of the motor housing 220 and parallel to the stator assembly 111, one end of the third clamping groove is connected with the second clamping groove 232, and the third oil pipe 306 is fixed in the third clamping groove.

In an alternative solution of the embodiment of the present utility model, the inner wall of the motor housing 220 is designed with a third clamping groove, the third clamping groove is parallel to the outer wall of the stator assembly 111 and is connected with the second clamping groove 232, so that the third oil pipe 306 can be fixed at one end behind the third clamping groove and is connected with the second oil pipe 307, and meanwhile, the other end of the third clamping groove is designed with a through hole leading to the outer wall of the motor housing 220, so that the heat exchanger 305 can be communicated and fixed at the third oil pipe 306 of the third clamping groove.

Further, a vertically extending mounting portion 221 is designed on one side of the motor housing 220, and the outer side wall of the mounting portion 221 provides mounting points for the filter 301, the heat exchanger 305 and the electronic oil pump 303; the clamping groove further comprises a fourth clamping groove and a fifth clamping groove, the fourth clamping groove and the fifth clamping groove are formed in the inner side wall of the mounting portion 221, the fourth oil pipe 304 is fixed to the fourth clamping groove, and the fifth oil pipe 302 is fixed to the fifth clamping groove.

In an alternative embodiment of the present utility model, the inner side of the heat exchanger 305 is adjacent to the side wall of the stator assembly 111, and the bottom is fixedly installed on the installation part 221; the electronic oil pump 303 is adjacent to the heat exchanger 305, and the bottom is fixed to the mounting portion 221; through holes penetrating through the outer side wall of the mounting part 221 are respectively formed at two ends of a fourth clamping groove on the inner side wall of the mounting part 221, so that the fourth oil pipe 304 can be communicated with the electronic oil pump 303 and the heat exchanger 305 after being fixed in the fourth clamping groove; the filter 301 is fixed on the outer side wall of the mounting portion 221, and is located on the other side of the mounting portion 221 away from the heat exchanger 305 and the electronic oil pump 303, and through holes penetrating through the outer side wall of the mounting portion 221 are designed at two ends of the fifth clamping groove, so that the filter 301 and the electronic oil pump 303 can be communicated after the fifth oil pipe 302 is fixed on the mounting portion 221, and a passage is formed by the filter 301, the fifth oil pipe 302, the electronic oil pump 303, the fourth oil pipe 304, the heat exchanger 305 and the third oil pipe 306.

It will be appreciated that in the alternative to the embodiment of the present application, the heat exchanger 305 is disposed on the outer side wall of the motor housing 220, parallel to the side wall of the stator assembly 111, for cooling the lubricating oil; the electronic oil pump 303 is located outside the heat exchanger 305 and perpendicular to the mounting portion 221, and is used for pumping lubricating oil; the filter 301 is arranged on the outer side wall of the mounting part 221 and is away from the electronic oil pump 303, and is used for filtering lubricating oil; when the integrated power system 100 is used, lubricating oil enters through the filter 301, is filtered and then is conveyed to the electronic oil pump 303 through the fifth oil pipe 302, the electronic oil pump 303 provides conveying power, the lubricating oil is conveyed to the heat exchanger 305 through the fourth oil pipe 304, heat exchange treatment is carried out, the lubricating oil after heat exchange is conveyed to the second oil pipe 307 through the third oil pipe 306, the second oil pipe 307 divides the oil, one part of the lubricating oil is conveyed to the rotor assembly 112 through the oil injection port 30 of the second oil pipe 307 so as to lubricate the rotor assembly 112, the other part of the lubricating oil is conveyed to the first oil passage through the second oil passage, and the lubricating oil is gathered into the oil through cavity 309 so as to lubricate the outer wall of the stator; the lubricating oil passing through the oil channel 320 in the rotating shaft 1121 is thrown to the outer wall of the stator by the rotating centrifugal force through the through holes on the side wall of the oil channel 320, and finally the oil passing through the cavity 309 and the oil channel 320 is collected in the oil return groove 310 under the action of gravity, and then is subjected to the next circulating lubrication through the filter 301.

It should be noted that, in the description of the embodiment of the present utility model, the third slot, the fourth slot and the fifth slot are all designed on the inner wall of the motor housing 220, which is not shown in the drawings.

In an alternative scheme of this embodiment, the mounting portion 221 is provided with a cavity, the reducer assembly 400 is mounted in the cavity, the reducer assembly 400 is engaged and connected with one end of the rotor assembly 112 far away from the second oil pipe 307, the oil in the oil channel 320 through the rotating shaft 1121 can be further conveyed to the connection position between the reducer assembly 400 and the rotor assembly 112, so as to lubricate the gear assembly of the reducer assembly 400, and the lubrication oil is collected in the oil return groove 310 by gravity so as to be circularly lubricated.

Referring to fig. 6, an embodiment of the present utility model further provides an automobile 1000 including the integrated power system 100 described above.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means 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 present utility model. In this specification, schematic representations of the above terms are not necessarily directed 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, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

In summary, the integrated power system 100 and the automobile 1000 provided by the embodiment of the utility model have the following beneficial effects: the optimized integrated power system 100 is structurally designed, a clamping groove is designed on the inner side of the shell 200, and the oil pipe is fixed in the clamping groove, so that the oil pipe is positioned in the shell 200, and the stability and reliability of the integrated power system 100 are improved; compared with the prior art that a mounting structure is designed outside the shell 200, the clamping groove design is more convenient and less prone to falling off in oil pipe mounting, and meanwhile design cost is reduced; the first oil pipe 308 of the oil pipes is arranged on the outer wall of the stator assembly 111, the second oil pipe 307 of the oil pipes is arranged on the shaft side of the rotor assembly 112, and oil is injected through the oil injection port 30, so that both the stator assembly 111 and the rotor assembly 112 are lubricated, and the motor assembly is lubricated by reasonable oil. The oil circuit is reasonable in arrangement, the overall cost is reduced, the anti-seismic grade of the product is increased, the reliability of the product is improved, the number of parts of the whole integrated power system 100 is reduced, the convenience of whole vehicle assembly is improved, and the competitiveness of the whole integrated power system 100 is improved.

While embodiments of the present utility model have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the utility model.

Claims (10)

1. An integrated power system comprises an oil pipe, a shell and a motor assembly integrated in the shell, wherein the motor assembly comprises a stator component and a rotor component, the rotor component is arranged in the stator component, and the integrated power system is characterized in that,

a clamping groove is formed in the inner side of the shell, and the oil pipe is fixed in the clamping groove;

the oil pipe comprises a first oil pipe and a second oil pipe, the first oil pipe is communicated with the second oil pipe, the first oil pipe is arranged on the outer wall of the stator assembly, and the second oil pipe is arranged on the shaft side of the rotor assembly;

the first oil pipe and the second oil pipe are provided with oil injection ports, and the oil injection ports face the stator assembly and the rotor assembly.

2. The integrated power system of claim 1, wherein,

the shell comprises a motor shell and a rear end cover, and the rear end cover is covered on the side part of the motor shell;

the clamping groove comprises a first clamping groove and a second clamping groove, the first clamping groove is arranged on the inner side of the motor shell, the second clamping groove is arranged on the inner side of the rear end cover, and the first oil pipe and the second oil pipe are respectively clamped with the first clamping groove and the second clamping groove.

3. The integrated power system of claim 2, further comprising a filter, an electronic oil pump, and a heat exchanger disposed outside the housing;

the oil pipe further comprises a third oil pipe, a fourth oil pipe and a fifth oil pipe;

the filter is communicated with the electronic oil pump through the fifth oil pipe, the electronic oil pump is communicated with the heat exchanger through the fourth oil pipe, and the heat exchanger is communicated with the second oil pipe through the third oil pipe.

4. The integrated power system of claim 3, wherein,

the stator assembly and the motor shell enclose an oil through cavity, and an oil return groove is further formed in the bottom of the stator assembly;

the oil return groove is respectively communicated with the filter and the oil through cavity;

the filter, the fifth oil pipe, the electronic oil pump, the fourth oil pipe, the heat exchanger, the third oil pipe, the second oil pipe, the first oil pipe, the oil through cavity and the oil return groove form a first circulating oil path.

5. The integrated power system of claim 4, wherein,

the rotor assembly comprises a rotating shaft, wherein the rotating shaft is provided with an oil channel which axially penetrates through the rotating shaft;

the filter, the fifth oil pipe, the electronic oil pump, the fourth oil pipe, the heat exchanger, the third oil pipe, the second oil pipe, the oil channel and the oil return groove form a second circulating oil path.

6. The integrated power system of claim 5, wherein,

the second oil pipe comprises a first section of oil pipe and a second section of oil pipe, the first section of oil pipe is intersected with the second section of oil pipe, and the intersection point is aligned with the axis of the rotating shaft;

the oil injection port of the second oil pipe is arranged at the intersection point so as to face the oil channel and convey lubricating oil to the oil channel;

the side wall of the oil channel is provided with an oil hole penetrating through the side wall and used for conveying lubricating oil to the inner wall of the stator assembly.

7. The integrated power system of claim 6, wherein,

the clamping groove further comprises a third clamping groove, the third clamping groove is formed in the inner wall of the motor shell and parallel to the stator assembly, one end of the third clamping groove is connected with the second clamping groove, and the third oil pipe is fixed in the third clamping groove.

8. The integrated power system of claim 6, wherein,

one side of the motor shell is provided with an installation part in an extending way, and the filter, the heat exchanger and the electronic oil pump are fixed on the outer side wall of the installation part;

the clamping groove further comprises a fourth clamping groove and a fifth clamping groove, the fourth clamping groove and the fifth clamping groove are formed in the inner side wall of the mounting portion, and the fourth oil pipe and the fifth oil pipe are respectively fixed in the fourth clamping groove and the fifth clamping groove.

9. The integrated power system of claim 8, wherein,

the heat exchanger is arranged at the side part of the stator assembly and used for cooling lubricating oil;

the electronic oil pump is adjacent to the heat exchanger and is positioned at one side of the installation part and used for pumping lubricating oil;

the filter is arranged on one side of the mounting part, which is away from the electronic oil pump, and is used for filtering lubricating oil.

10. An automobile comprising an integrated power system as claimed in any one of claims 1 to 9.

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