CN111490631B - Flat type new energy automobile efficient motor - Google Patents
Flat type new energy automobile efficient motor Download PDFInfo
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- CN111490631B CN111490631B CN202010352863.0A CN202010352863A CN111490631B CN 111490631 B CN111490631 B CN 111490631B CN 202010352863 A CN202010352863 A CN 202010352863A CN 111490631 B CN111490631 B CN 111490631B
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- 229910000831 Steel Inorganic materials 0.000 claims description 9
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 8
- 229910052782 aluminium Inorganic materials 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 6
- 230000000694 effects Effects 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 2
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- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
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- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 description 1
- 230000009471 action Effects 0.000 description 1
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- 238000004891 communication Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 229910052739 hydrogen Inorganic materials 0.000 description 1
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- 230000003993 interaction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- 229910001220 stainless steel Inorganic materials 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
- H02K7/10—Structural association with clutches, brakes, gears, pulleys or mechanical starters
- H02K7/116—Structural association with clutches, brakes, gears, pulleys or mechanical starters with gears
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/26—Means for adjusting casings relative to their supports
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The invention discloses a flat type new energy automobile high-efficiency motor which comprises a box body, wherein a working device is arranged in the box body. This flat new energy automobile driving motor, cooperate through three less rotor and stator, through the occupation of horizontal space, reduce this flat new energy automobile driving motor's overall height, can reduce the focus of automobile body, guarantee the stability that the vehicle travel, horizontal opposition engine among the similar prior art, cooperation through first gear and second gear, the effect that reduces motor speed has been realized, and then improved this flat new energy automobile driving motor's moment of torsion, improve the load capacity of vehicle, and when dismantling, do not need the rotation bolt, conveniently take off, bring the facility for maintenance person, this flat new energy automobile driving motor overall structure is simple, the operation is respond well, better satisfied people's user demand, low in production cost, and convenient to maintain is suitable for using widely.
Description
Technical Field
The invention relates to the technical field of new energy automobile motors, in particular to a flat type new energy automobile high-efficiency motor.
Background
The new energy automobile comprises a pure electric automobile, a range-extended electric automobile, a hybrid electric automobile, a fuel cell electric automobile, a hydrogen engine automobile and the like, and the new energy automobile is also called a substitute fuel automobile, and comprises the pure electric automobile, the fuel cell electric automobile and the like which all use non-petroleum fuel, and also comprises the hybrid electric automobile, the ethanol gasoline automobile and the like which partially use the non-petroleum fuel.
The driving motor that new energy automobile among the prior art used, motor itself is bulky, not only occupy great space at the automobile body, and the motor height is higher, consequently, can lead to the whole focus of automobile body to rise, and then influence the stability that the vehicle went, when the automobile was gone at high speed or when crossing the bend, it is comparatively obvious, the transmission process of motor, generally rely on external speed reducer or derailleur to slow down, consequently, the gravity of vehicle further improves, lead to the vehicle to go in-process and need consume more electric energy, after installing the motor, in case the motor damages, be difficult for taking off, bring inconvenience for the operating personnel.
Disclosure of Invention
The invention aims to provide a flat type high-efficiency motor of a new energy automobile, and aims to solve the problems that the size of the motor is large, the vehicle body occupies a large space, the height of the motor is high, the integral gravity center of the vehicle body is increased, the driving stability of the vehicle is influenced, and the motor is obvious when the vehicle runs at a high speed or is bent excessively.
In order to achieve the purpose, the invention provides the following technical scheme: a flat type new energy automobile high-efficiency motor comprises a box body, wherein a working device is arranged inside the box body;
the working device comprises an output shaft, a first gear, a second gear, a round bar, a first chain wheel, a chain, a second chain wheel, a rotor, fan blades, a shell, an aluminum sheet, a stator, a collecting ring, an electric brush and a sleeve;
the outer wall of the output shaft penetrates through the box body through a bearing, the bottom of the output shaft is fixedly connected with a first gear, the left side and the right side of the first gear are respectively connected with a second gear in a meshed manner, the top of the second gear is fixedly connected with a round bar, the round bar is rotatably connected with the box body through a bearing, the bottom of the second gear is fixedly connected with a first chain wheel, two first chain wheels are rotatably connected through a chain, the inner wall of the chain is sequentially connected with three second chain wheels in a meshed manner from left to right, the bottom of each second chain wheel is fixedly connected with a corresponding rotor, the outer wall of each rotor is provided with a shell, the outer wall of each shell is fixedly connected with the inner wall of the box body, the tail end of each rotor penetrates through the outer wall of the shell through a sealing bearing, blades are fixedly connected above the outer wall of each rotor in a sixty-degree annular manner, and a stator is fixedly connected with the inner wall of each shell, the uniform fixedly connected with aluminum sheet of outer wall of casing, the outer wall below of rotor is equipped with the sleeve, telescopic top and the bottom fixed connection of casing are in the same place, telescopic inner wall right side fixedly connected with brush, the left side of brush is equipped with the collecting ring, the collecting ring is in the same place with the outer wall fixed connection of rotor.
Preferably, the first gear and the second gear have a gear ratio of 4: 1.
Preferably, the bottom of the box body is provided with a sealing device;
the sealing device comprises a cover body, a steel mesh and a rubber ring;
the inner wall of the cover body is fixedly connected with a steel mesh, the outer wall of the cover body is in clearance fit with the inner wall of the box body, the cover body is fixed with the box body through screws, and a rubber ring is clamped between the cover body and the box body.
Preferably, the outer wall of the cover body is flush with the outer wall of the box body.
Preferably, the outer wall of the box body is provided with a connecting piece;
the connecting piece comprises a bottom plate, a rubber plate, a support, a clamping groove, a bolt, a transverse groove, a spring, a handle and a base;
the top fixedly connected with rubber slab of bottom plate, the top of rubber slab supports tightly with the bottom of box, the equal clearance fit in the inner wall left and right sides of bottom plate has the support, the outer wall of support runs through the rubber slab, and the top of support is in the same place with the bottom fixed connection of box, the draw-in groove has been seted up in the left side of support, the inner wall clearance fit of draw-in groove has the bolt, the outer wall of bolt passes through horizontal groove and bottom plate clearance fit, the left end fixedly connected with spring of bolt, the left end of spring is in the same place with the inner wall left end fixed connection of horizontal groove, the bottom fixedly connected with handle of bolt, the bottom fixedly connected with base of bottom plate.
Preferably, the right side of the top of the bolt is arc-shaped.
Preferably, the support is tapered in cross-section.
Preferably, the two supports are symmetrically distributed on the left side and the right side of the bottom of the box body, and the outer walls of the supports penetrate through the bottom plate.
Compared with the prior art, the invention has the beneficial effects that: this flat new energy automobile driving motor, the operation is respond well, can be better satisfy people's use needs, its specific beneficial effect as follows:
1. this flat new energy automobile driving motor, through the box, the rotor, a housing, the stator, the collecting ring, the brush, the chain, first chain wheel, the second chain wheel, cooperation between first gear and the second gear, make this flat new energy automobile driving motor, cooperate through three less rotor and stator, when realizing same power, this flat new energy automobile driving motor's height is lower, through occuping of horizontal space, reduce this flat new energy automobile driving motor's overall height, consequently, when installing in the car, can reduce the focus of automobile body, guarantee the stability that the vehicle traveles, horizontal opposition engine among the similar prior art.
2. This flat new energy automobile driving motor, through the cooperation of first gear and second gear, realized reducing the effect of motor speed, and then improved this flat new energy automobile driving motor's moment of torsion, improved the load capacity of vehicle for the car can be abundant in power, need not use external speed reducer or derailleur, reduces the weight of automobile body, reduces the energy consumption.
3. This flat new energy automobile driving motor through the cooperation between bottom plate, bolt, spring, support and the base for this flat new energy automobile driving motor is convenient for fix with the automobile body, and when dismantling, need not rotate the bolt, conveniently takes off, offers convenience for maintenance personal.
4. This flat new energy automobile driving motor, overall structure is simple, and the operation is respond well, the better use needs that have satisfied people, and production low in cost is convenient for maintain, is suitable for using widely.
5. This flat new energy automobile driving motor is together fixed through external bolt and new energy automobile, later places the box at the top of bottom plate, and the handle drives the bolt along the cross slot motion, and the spring is compressed, later the support runs through the bottom plate, removes the external force to the handle this moment, and under the effect of spring, the bolt inserts the inside of draw-in groove, realizes the fixed to support and bottom plate.
6. This flat new energy automobile driving motor transmits through gear, chain or other modes, and concrete connection mode is decided according to the user demand, and when putting through this flat new energy automobile driving motor's power, under the drive of electric power, three rotor rotates simultaneously, and the rotor drives first chain wheel through the cooperation of second chain wheel drive and chain and rotates, and first chain wheel drives first gear through the second gear and rotates, and then realizes that the output shaft rotates.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the first gear, the second gear and the chain of FIG. 1;
FIG. 3 is a schematic view showing the connection structure of the rotor, the housing and the steel net;
FIG. 4 is a top view of FIG. 1;
FIG. 5 is a schematic view showing the connection structure of the support, the latch and the spring in FIG. 4;
fig. 6 is a bottom view of fig. 1.
In the figure: 1. the working device comprises a working device, 101, an output shaft, 102, a first gear, 103, a second gear, 104, a round rod, 105, a first chain wheel, 106, a chain, 107, a second chain wheel, 108, a rotor, 109, fan blades, 110, a shell, 111, an aluminum sheet, 112, a stator, 113, a collector ring, 114, a brush, 115, a sleeve, 2, a closing device, 201, a cover body, 202, a steel mesh, 203, a rubber ring, 3, a connecting piece, 301, a bottom plate, 302, a rubber plate, 303, a support, 304, a clamping groove, 305, a bolt, 306, a transverse groove, 307, a spring, 308, a handle, 309, a base, 4 and a box body.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution: a flat type new energy automobile high-efficiency motor comprises a box body 4, a working device 1 is arranged inside the box body 4, the working device 1 comprises an output shaft 101, a first gear 102, a second gear 103, a round rod 104, a first chain wheel 105, a chain 106, a second chain wheel 107, a rotor 108, fan blades 109, a shell 110, an aluminum sheet 111, a stator 112, a collecting ring 113, an electric brush 114 and a sleeve 115, the outer wall of the output shaft 101 penetrates through the box body 4 through a bearing, the bottom of the output shaft 101 is fixedly connected with the first gear 102, the left side and the right side of the first gear 102 are respectively connected with the second gear 103 in a meshing manner, the second gear 103 drives the output shaft 101 to rotate through the first gear 102, the round rod 104 is fixedly connected to the top of the second gear 103, the round rod 104 plays a fixing role on the second gear 103, the round rod 104 is rotatably connected with the box body 4 through a bearing, the bottom of the second gear 103 is fixedly connected with the first chain wheel 105, the first chain wheels 105 can drive the second gear 103 to rotate under the driving of the chain 106, the two first chain wheels 105 are connected through the chain 106 in a rotating manner, the inner wall of the chain 106 is sequentially connected with three second chain wheels 107 in a meshing manner from left to right, the bottom of each second chain wheel 107 is fixedly connected with a corresponding rotor 108, the stator 112, the collector ring 113 and the electric brush 114 are all structures which are well known in the prior art, and are not described herein in detail, the outer wall of the rotor 108 is provided with a shell 110, the outer wall of the shell 110 is fixedly connected with the inner wall of the box body 4, the tail end of the rotor 108 penetrates through the outer wall of the shell 110 through a sealing bearing, the blades 109 are fixedly connected above the outer wall of the rotor 108 in a sixty-degree annular manner, the blades 109 can generate wind power under the driving of the rotation 108, and further play a role in heat dissipation on the shell 110, the inner wall of the shell 110 is fixedly connected with the stator 112, the outer wall of the shell 110 is uniformly and fixedly connected with aluminum sheets 111, when the aluminum sheet 111 enlarges the surface of the outer wall of the shell 110, the sleeve 115 is arranged below the outer wall of the rotor 108, the top of the sleeve 115 is fixedly connected with the bottom of the shell 110, the right side of the inner wall of the sleeve 115 is fixedly connected with the brush 114, the left side of the brush 114 is provided with the slip ring 113, the slip ring 113 is fixedly connected with the outer wall of the rotor 108, and the gear ratio of the first gear 102 to the second gear 103 is 4: 1.
The bottom of box 4 is equipped with closing device 2, closing device 2 includes lid 201, steel mesh 202 and rubber circle 203, the inner wall fixedly connected with steel mesh 202 of lid 201, steel mesh 202 is made by the stainless steel, its mesh number is 100 and adds with other 120, the outer wall of lid 201 and the inner wall clearance fit of box 4, lid 201 passes through the screw and is in the same place with box 4 is fixed, the clamp has rubber circle 203 between lid 201 and the box 4, rubber circle 203 improves the leakproofness between lid 201 and the box 4, the outer wall of lid 201 and the outer wall parallel and level of box 4.
The outer wall of the box body 4 is provided with a connecting piece 3, the connecting piece 3 comprises a bottom plate 301, a rubber plate 302, a support 303, a clamping groove 304, a bolt 305, a transverse groove 306, a spring 307, a handle 308 and a base 309, the top of the bottom plate 301 is fixedly connected with the rubber plate 302, the top of the rubber plate 302 is abutted against the bottom of the box body 4, the support 303 is in clearance fit with the left side and the right side of the inner wall of the bottom plate 301, the support 303 plays a limiting role on the bottom plate 301 and the box body 4, the outer wall of the support 303 penetrates through the rubber plate 302, the top of the support is fixedly connected with the bottom of the box body 4, the clamping groove 304 is formed in the left side of the support 303, the clamping groove 304 is matched with the bolt 305, the support 303 cannot be separated from the bottom plate 301, the bolt 305 is in clearance fit with the inner wall of the clamping groove 304, the outer wall of the bolt 305 is in clearance fit with the bottom plate 301 through the transverse groove 306, the left end of the bolt 305 is fixedly connected with the spring 307, and the spring 307 gives the bolt 305 an elastic force close to the support 303, the left end of spring 307 is in the same place with the inner wall left end fixed connection of horizontal groove 306, the bottom fixedly connected with handle 308 of bolt 305, the bottom fixedly connected with base 309 of bottom plate 301, can be together fixed this flat new energy automobile driving motor whole with external automobile body through base 309, the top right side of bolt 305 is arc, the cross-section of support 303 is the toper, two support 303 symmetric distribution are in the bottom left and right sides of box 4, and the outer wall of support 303 runs through bottom plate 301.
When the flat-type new energy automobile driving motor is used, a base 309 is fixed with a new energy automobile through an external bolt, then a box body 4 is placed at the top of a bottom plate 301, a handle 308 drives a bolt 305 to move along a transverse groove 306, a spring 307 is compressed, then a support 303 penetrates through the bottom plate 301, at the moment, external force on the handle 308 is removed, under the action of the spring 307, the bolt 305 is inserted into a clamping groove 304 to fix the support 303 and the bottom plate 301, then a rotor 108, a collector ring 113, a brush 114 and the like are electrically connected, then a power supply of the automobile is connected, a control device of the automobile is connected, a driver controls the flat-type new energy automobile driving motor to work, the specific connection mode is the same as that of a motor in the prior art, the technology is known to a person skilled in the art, no description is given here, and then an output shaft 101 is connected with a transmission shaft of the new energy automobile, can fixed connection, also can carry out the transmission through gear, chain or other modes, concrete connection mode, according to the use needs and decide, when putting through this flat new energy automobile driving motor's power, under the drive of electric power, three rotor 108 rotates simultaneously, rotor 108 drives first chain wheel 105 through the cooperation of second chain wheel 107 drive and chain 106 and rotates, and first chain wheel 105 drives first gear 102 through second gear 103 and rotates, and then realizes that output shaft 101 rotates.
In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a high-efficient motor of flat new energy automobile, includes box (4), its characterized in that: a working device (1) is arranged in the box body (4); the working device (1) comprises an output shaft (101), a first gear (102), a second gear (103), a round bar (104), a first chain wheel (105), a chain (106), a second chain wheel (107), a rotor (108), fan blades (109), a shell (110), an aluminum sheet (111), a stator (112), a collector ring (113), an electric brush (114) and a sleeve (115); the outer wall of the output shaft (101) penetrates through the box body (4) through a bearing, the bottom of the output shaft (101) is fixedly connected with a first gear (102), the left side and the right side of the first gear (102) are respectively connected with a second gear (103) in a meshed mode, the top of the second gear (103) is fixedly connected with a round rod (104), the round rod (104) is rotatably connected with the box body (4) through a bearing, the bottom of the second gear (103) is fixedly connected with a first chain wheel (105), the two first chain wheels (105) are rotatably connected through a chain (106), the inner wall of the chain (106) is sequentially connected with three second chain wheels (107) in a meshed mode from left to right, the bottom of each second chain wheel (107) is fixedly connected with a corresponding rotor (108), the outer wall of each rotor (108) is provided with a shell (110), and the outer wall of each shell (110) is fixedly connected with the inner wall of the box body (4), the tail end of the rotor (108) penetrates through the outer wall of the shell (110) through a sealed bearing, sixty-degree annular fan blades (109) are fixedly connected to the upper portion of the outer wall of the rotor (108), a stator (112) is fixedly connected to the inner wall of the shell (110), aluminum sheets (111) are uniformly and fixedly connected to the outer wall of the shell (110), a sleeve (115) is arranged below the outer wall of the rotor (108), the top of the sleeve (115) is fixedly connected with the bottom of the shell (110), an electric brush (114) is fixedly connected to the right side of the inner wall of the sleeve (115), a collecting ring (113) is arranged on the left side of the electric brush (114), and the collecting ring (113) is fixedly connected with the outer wall of the rotor (108); a sealing device (2) is arranged at the bottom of the box body (4); the sealing device (2) comprises a cover body (201), a steel mesh (202) and a rubber ring (203); the inner wall of the cover body (201) is fixedly connected with a steel mesh (202), the outer wall of the cover body (201) is in clearance fit with the inner wall of the box body (4), the cover body (201) is fixed with the box body (4) through screws, and a rubber ring (203) is clamped between the cover body (201) and the box body (4); the outer wall of the box body (4) is provided with a connecting piece (3); the connecting piece (3) comprises a bottom plate (301), a rubber plate (302), a support (303), a clamping groove (304), a bolt (305), a transverse groove (306), a spring (307), a handle (308) and a base (309); the top of the bottom plate (301) is fixedly connected with a rubber plate (302), the top of the rubber plate (302) is tightly propped against the bottom of the box body (4), the left side and the right side of the inner wall of the bottom plate (301) are both in clearance fit with supporting seats (303), the outer wall of each supporting seat (303) penetrates through the rubber plate (302), the top of the support is fixedly connected with the bottom of the box body (4), the left side of the support (303) is provided with a clamping groove (304), the inner wall of the clamping groove (304) is in clearance fit with a bolt (305), the outer wall of the bolt (305) is in clearance fit with the bottom plate (301) through a transverse groove (306), the left end of the bolt (305) is fixedly connected with a spring (307), the left end of the spring (307) is fixedly connected with the left end of the inner wall of the transverse groove (306), the bottom of the bolt (305) is fixedly connected with a handle (308), and the bottom of the bottom plate (301) is fixedly connected with a base (309); the gear ratio of the first gear (102) to the second gear (103) is 4: 1; the outer wall of the cover body (201) is flush with the outer wall of the box body (4).
2. The flat-type high-efficiency motor for the new energy automobile as claimed in claim 1, wherein: the right side of the top of the bolt (305) is arc-shaped.
3. The flat-type high-efficiency motor for the new energy automobile as claimed in claim 1, wherein: the section of the support (303) is conical.
4. The flat-type high-efficiency motor for the new energy automobile as claimed in claim 1, wherein: two support (303) symmetric distribution is in the bottom left and right sides of box (4), and bottom plate (301) is run through to the outer wall of support (303).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010352863.0A CN111490631B (en) | 2020-04-29 | 2020-04-29 | Flat type new energy automobile efficient motor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010352863.0A CN111490631B (en) | 2020-04-29 | 2020-04-29 | Flat type new energy automobile efficient motor |
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| CN111490631A CN111490631A (en) | 2020-08-04 |
| CN111490631B true CN111490631B (en) | 2022-01-04 |
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| CN105099125A (en) * | 2014-05-16 | 2015-11-25 | 万伟 | Frame used for combining plurality of motors |
| CN104967250A (en) * | 2015-06-23 | 2015-10-07 | 青岛克莱玛物联技术有限公司 | Motor unit, multi-motor linkage driving device and lifting desk |
| CN205846968U (en) * | 2016-07-06 | 2016-12-28 | 保定汉哲家纺股份有限公司 | The use in sewing machine variable speed electric motors, particularly that a kind of production efficiency is high |
| CN106515408A (en) * | 2016-08-15 | 2017-03-22 | 深圳市万维博新能源技术有限公司 | Super multi-motor series stepless speed change engine |
| CN207535676U (en) * | 2017-11-28 | 2018-06-26 | 成都雅骏新能源汽车科技股份有限公司 | A kind of electric vehicle bi-motor structure |
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| CN111490631A (en) | 2020-08-04 |
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Effective date of registration: 20211217 Address after: 314499 factory building 2, No. 6, Xinzhong Road, Haichang street, Haining City, Jiaxing City, Zhejiang Province Applicant after: Zhejiang CRRC shangchi Electric Co.,Ltd. Address before: 523000 Room 302, 3 / F, building C, zhongyun Smart City Industrial Park, Dongcheng Street, Dongguan City, Guangdong Province Applicant before: DONGGUAN ZHIYAN INDUSTRIAL DESIGN SERVICE Co.,Ltd. |
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Address after: 314499 factory building 2, No. 6, Xinzhong Road, Haichang street, Haining City, Jiaxing City, Zhejiang Province Patentee after: Zhejiang Shangchi Electric Co.,Ltd. Country or region after: China Address before: 314499 factory building 2, No. 6, Xinzhong Road, Haichang street, Haining City, Jiaxing City, Zhejiang Province Patentee before: Zhejiang CRRC shangchi Electric Co.,Ltd. Country or region before: China |