CN107856801A - A kind of drive system of electric motor vehicle and electric motor car with two wheels - Google Patents
A kind of drive system of electric motor vehicle and electric motor car with two wheels Download PDFInfo
- Publication number
- CN107856801A CN107856801A CN201710981787.8A CN201710981787A CN107856801A CN 107856801 A CN107856801 A CN 107856801A CN 201710981787 A CN201710981787 A CN 201710981787A CN 107856801 A CN107856801 A CN 107856801A
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- Prior art keywords
- drive system
- electric motor
- stator
- oxide
- motor vehicle
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- 239000004065 semiconductor Substances 0.000 claims abstract description 37
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 22
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 15
- 239000000741 silica gel Substances 0.000 claims abstract description 15
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 15
- 229910052742 iron Inorganic materials 0.000 claims abstract description 11
- 238000009413 insulation Methods 0.000 claims abstract description 7
- 238000005452 bending Methods 0.000 claims abstract description 4
- 230000001681 protective effect Effects 0.000 claims description 19
- 238000009826 distribution Methods 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 4
- 238000010168 coupling process Methods 0.000 claims description 4
- 238000005859 coupling reaction Methods 0.000 claims description 4
- 210000000515 tooth Anatomy 0.000 claims description 4
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- 230000005855 radiation Effects 0.000 claims description 2
- 230000002787 reinforcement Effects 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 14
- 238000009434 installation Methods 0.000 abstract description 10
- 238000000034 method Methods 0.000 abstract description 7
- 230000008569 process Effects 0.000 abstract description 7
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000001816 cooling Methods 0.000 abstract description 4
- 230000017525 heat dissipation Effects 0.000 abstract description 3
- 238000004080 punching Methods 0.000 description 9
- 238000005516 engineering process Methods 0.000 description 5
- 239000000758 substrate Substances 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 230000004888 barrier function Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000033001 locomotion Effects 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B62—LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
- B62M—RIDER PROPULSION OF WHEELED VEHICLES OR SLEDGES; POWERED PROPULSION OF SLEDGES OR SINGLE-TRACK CYCLES; TRANSMISSIONS SPECIALLY ADAPTED FOR SUCH VEHICLES
- B62M7/00—Motorcycles characterised by position of motor or engine
- B62M7/12—Motorcycles characterised by position of motor or engine with the engine beside or within the driven wheel
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K7/00—Constructional details common to different types of electric apparatus
- H05K7/20—Modifications to facilitate cooling, ventilating, or heating
- H05K7/20845—Modifications to facilitate cooling, ventilating, or heating for automotive electronic casings
- H05K7/20854—Heat transfer by conduction from internal heat source to heat radiating structure
Abstract
The invention discloses a kind of drive system of electric motor vehicle and electric motor car with two wheels, include motor, controller and the heat-radiation fixed structure of the connection that is powered；Motor is DC Brushless Motor, and heat-radiation fixed structure includes a radiating shell with internal installing space, is fixedly installed on circuit boards to the pin bending of metal-oxide-semiconductor so that metal-oxide-semiconductor and circuit board are in parallel shape；Wherein, heat-radiation fixed structure includes silica gel strip, iron press strip, the setting circle pin to contact with each other successively；The bottom surface insulation of the one side and radiating shell of metal-oxide-semiconductor connects, and its another side contacts connection with silica gel strip；Setting circle pin fixing card is closed in radiating shell medial surface；Good heat dissipation effect of the present invention, radiating are uniformly and processing, installation and dismounting process are all very easy, are especially suitable for mass production applications, while can effectively meet the controller cooling requirements for controlling DC Brushless Motor operation.
Description
Technical field
The invention belongs to motorized motions field, and in particular to a kind of drive system of electric motor vehicle, the invention further relates to should
The electric motor car with two wheels of drive system of electric motor vehicle application.
Background technology
Drive system of electric motor vehicle generally includes the performance of motor and the controller of controlled motor operation, motor and controller
Good and bad, processing and manufacturing complexity is directly related to the cost performance of whole drive system of electric motor vehicle, accordingly, it is desirable to motor
Updated with controller.
However, the radiator structure of existing drive system of electric motor vehicle is present, radiating effect is poor, radiating is uneven and processing, installation
The problems such as tedious process.Some existing technologies are disclosed for solving above-mentioned technical problem, as Authorization Notice No. is
CN205609503U utility model patent discloses a kind of controller metal-oxide-semiconductor radiator structure based on heat-conducting substrate, and it includes
The radiating shell of hollow structure, circuit board is provided with the radiating shell, the side of the circuit board is connected with by pin
Several metal-oxide-semiconductors being arranged side by side, there is the mounting plane of projection on the madial wall of the radiating shell, set on the mounting plane
Heat-conducting substrate is equipped with, the one side of the heat-conducting substrate is attached on mounting plane, and the metal-oxide-semiconductor is attached at the heat-conducting substrate
On another side, the elasticity for radiating shell, heat-conducting substrate, metal-oxide-semiconductor three to be close to is provided with the radiating shell
Piece.And for example Publication No. CN103298285A patent of invention discloses a kind of controller metal-oxide-semiconductor and fixed and heat-dissipating structure, is used for
The installation of metal-oxide-semiconductor inside controller is fixed and overall radiating.Shell has cavity thickness convex wall in itself and metal-oxide-semiconductor adjacent regions
The wedge-shaped cavity formed with arc convex, cross spacing boss is equipped with wedge cavities body；It is thick that metal-oxide-semiconductor is placed in cavity in wedge cavities body
In convex wall；Caulked has soft wedge-shaped press strip between metal-oxide-semiconductor and arc convex.These improved technologies are to use metal-oxide-semiconductor vertically
It is fixed on setting on circuit boards so that the radiating surface of metal-oxide-semiconductor is in the side of radiating shell, and area of dissipation is small, and these
Improved technology be provided with order to realize the fixation to metal-oxide-semiconductor, respectively in radiating shell and around the metal-oxide-semiconductor positive stop lug boss and
The setting of arc convex, positive stop lug boss and arc convex further limits the heat dissipation path of metal-oxide-semiconductor, causes these improved technologies
Radiating effect is also very limited, and the processing installation procedure of radiating shell is also relatively complicated.
In addition, the dismounting process of the radiator structure of drive system of electric motor vehicle in existing is also cumbersome, some radiating fixed knots
Structure is even more Bullet structure, can not be installed and used again after dismounting.Therefore, in this context, propose that radiating effect is excellent and adds
The radiator structure of the simple drive system of electric motor vehicle of work installation procedure is very significant.
The content of the invention
In view of this, it is an object of the invention to provide a kind of drive system of electric motor vehicle and electric motor car with two wheels, radiating effect
Fruit is good, radiating is uniform and processing, installation and dismounting process are all very easy, is especially suitable for mass production applications, while can have
Effect meets the controller cooling requirements of control DC Brushless Motor operation.
The technical solution adopted by the present invention is as follows：
A kind of drive system of electric motor vehicle, include motor, controller and the heat-radiation fixed structure of the connection that is powered；The motor is
DC Brushless Motor, including the stator module connected as one with motor shaft, connected as one with electric vehicle hub, with it is described
The outer rotor component that stator module magnetic coupling is connected and coaxially exported, the electricity can be arranged on the relative rotation by installing bearing
The drive end bearing bracket and rear end cap at arbor both ends, the drive end bearing bracket and rear end cap are fixedly connected with the outer rotor component both sides respectively；
The heat-radiation fixed structure includes a radiating shell with internal installing space, and the circuit board of the controller is installed in described
In internal installing space, the side of the circuit board is fixedly installed some metal-oxide-semiconductors, the pin bending of the metal-oxide-semiconductor it is fixed
It is arranged on the circuit board so that the metal-oxide-semiconductor and the circuit board are in parallel shape；Wherein, the heat-radiation fixed structure bag
Include the silica gel strip to contact with each other successively, iron press strip, setting circle pin；The bottom of the one side of the metal-oxide-semiconductor and the radiating shell
Face insulation connection, its another side contacts connection with silica gel strip；The setting circle pin fixing card is closed in radiating shell medial surface.
Preferably, the setting circle pin and the radiating shell are prepared using aluminum；Outside the radiating shell
Surface is provided with radiating ribs.
Preferably, the radiating shell medial surface is provided with the engaging groove closed with the setting circle pin fixing card；It is described
Silica gel strip is provided with limited impression, and the iron press strip is limited in the limited impression.
Preferably, the first mounting groove and the second mounting groove, the both sides point of the circuit board are provided with inside the radiating shell
It is not limited in first mounting groove and the second mounting groove.
Preferably, dielectric film is provided between the bottom surface of the one side of the metal-oxide-semiconductor and the radiating shell.
Preferably, protective cover plate is fixedly connected with the outside of the rear end cap, the protective cover plate can be sleeved on the relative rotation
The motor shaft periphery, wherein, the protective cover plate section is in the umbellate form shape that outside extends vertically.
Preferably, one extends some convex limbs in circumferentially-spaced distribution, the convex limb on the inside of the protective cover plate
Fixed to be pressed on the rear end cap inwall, this is fixedly connected, and mode is simple and reliable, and the design of convex limb causes rear end cap with preventing
There is the space beneficial to air flow, so that in DC Brushless Motor rotary work, the space can between protecting cover plate
So that heat caused by DC Brushless Motor outwards to be transmitted in time；It is further preferred that the protective cover plate end face is integrally prolonged
Some protection chimbs in circumferentially-spaced distribution are stretched, the protection chimb is located at the rear end cap periphery, present invention protection chimb
Design can not only further function as waterproof and including barrier propterties such as dust-proof, anti-external force collisions, it is often more important that so that
In DC Brushless Motor rotary work, the radiating effect good to DC Brushless Motor is played.
Preferably, the plate face of the protective cover plate, which is provided with, strengthens boss.
Preferably, the stator module includes stator core, the stator winding in stator slot, and for it is electronic
The Hall subassembly of vehicle controller electrical connection, wherein, the excircle of the stator core is evenly equipped with 45 or 48 stator tooths, per two-by-two
The stator slot is formed between adjacent stator tooth；The stator core is fixedly connected by stator frame with the motor shaft, can
To effectively improve the efficiency of DC Brushless Motor, and obtain broader speed adjustable range.
Preferably, a kind of electric motor car with two wheels, including two wheels, drive system and by described two wheels and drivetrain
The assembling vehicle frame that system is assembled into one, wherein, the drive system uses drive system of electric motor vehicle as described above.
The present invention is proposed for the drive system of electric motor vehicle heat-radiation fixed structure using DC Brushless Motor, is specifically adopted
Silica gel strip, iron press strip, setting circle pin by the use of the connection that contacts with each other are ensureing good heat dissipation effect, dissipated as heat-radiation fixed structure
Under the premise of hot uniform, the processing of heat-radiation fixed structure proposed by the present invention, installation and dismounting process are all very easy, very suitable
Mass production applications are closed, can effectively meet the controller cooling requirements for controlling DC Brushless Motor operation.
The present invention it is further proposed that DC Brushless Motor rear end cap set in umbellate form shape protective cover plate, Shen
Ask someone, through implementing to verify, the waterproof of motor can be effectively improved and including dust-proof, anti-in the protective cover plate of umbellate form shape
The barrier propterties such as external force collision, while radiated beneficial to cross-ventilation, effectively extend the use of drive system of electric motor vehicle of the present invention
Life-span；The present invention further can be effectively ensured to brush DC electricity it is further proposed that the design of convex limb and protection chimb
The abundant radiating of motivation.
Brief description of the drawings
Accompanying drawing 1 is the module connection structure schematic diagram of drive system of electric motor vehicle of the present invention；
Accompanying drawing 2 is the sectional view of motor under a kind of embodiment of the present invention；
Accompanying drawing 3 is the structural representation of stator module 20 under a kind of embodiment of the present invention；
Accompanying drawing 4 is Fig. 3 sectional view；
Accompanying drawing 5 is structure enlargement diagram at A in Fig. 4；
Accompanying drawing 6 is the sectional view of outer rotor component 40 under a kind of embodiment of the present invention；
Accompanying drawing 7 is the sectional view of the heat-radiation fixed structure of drive system of electric motor vehicle under the specific embodiment of the invention.
Embodiment
The embodiment of the invention discloses a kind of drive system of electric motor vehicle, include motor, controller and the radiating of the connection that is powered
Fixed structure；Motor is DC Brushless Motor, including the stator module connected as one with motor shaft, is connected with electric vehicle hub
The outer rotor component for be connected in one, being connected and coaxially exporting with stator module magnetic coupling, can be with the relative rotation by installing bearing
Drive end bearing bracket and rear end cap installed in motor shaft both ends, drive end bearing bracket and rear end cap are fixedly connected with outer rotor component both sides respectively；
Heat-radiation fixed structure includes a radiating shell with internal installing space, and the circuit board of controller is arranged on internal installing space
Interior, the side of circuit board is fixedly installed some metal-oxide-semiconductors, is fixedly installed on circuit boards to the pin bending of metal-oxide-semiconductor so that
Metal-oxide-semiconductor and circuit board are in parallel shape；Wherein, heat-radiation fixed structure includes silica gel strip, iron press strip, the setting circle to contact with each other successively
Pin；The bottom surface insulation of the one side and radiating shell of metal-oxide-semiconductor connects, and its another side contacts connection with silica gel strip；Setting circle
Pin is fixed and is fastened on radiating shell medial surface.
The embodiment of the invention also discloses a kind of electric motor car with two wheels, including two wheels, drive system and by two cars
The assembling vehicle frame that wheel and drive system are assembled into one, wherein, drive system uses drive system of electric motor vehicle as described above.
The embodiment of the present invention is proposed for the drive system of electric motor vehicle heat-radiation fixed structure using DC Brushless Motor,
Specific silica gel strip, iron press strip, setting circle pin using the connection that contacts with each other is ensureing radiating effect as heat-radiation fixed structure
Under the premise of good, radiating uniformly, processing, installation and the dismounting process of the heat-radiation fixed structure that the embodiment of the present invention proposes are all very
Simplicity, mass production applications are especially suitable for, can effectively meet the controller cooling requirements for controlling DC Brushless Motor operation.
In order that those skilled in the art more fully understand the technical scheme in the present invention, below in conjunction with of the invention real
The accompanying drawing in example is applied, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described implementation
Example only part of the embodiment of the present invention, rather than whole embodiments.It is common based on the embodiment in the present invention, this area
The every other embodiment that technical staff is obtained under the premise of creative work is not made, should all belong to protection of the present invention
Scope.
A kind of drive system of electric motor vehicle shown in Figure 1, including the motor for the connection that is powered, controller and radiating are fixed
Structure (Fig. 1 is not shown)；Motor is DC Brushless Motor, asks DC Brushless Motor 1 further shown in Figure 2, bag
Include the stator module 20 connected as one with motor shaft 10, connected as one with electric vehicle hub 30, with the magnetic coupling of stator module 20
Connection and the outer rotor component 40 coaxially exported are closed, can be pacified with the relative rotation by installing bearing (Fig. 2 is it was shown that but unmarked)
Drive end bearing bracket 50 and rear end cap 60 mounted in the both ends of motor shaft 10, drive end bearing bracket 50 and rear end cap 60 respectively with the both sides of outer rotor component 40
It is fixedly connected, the outside of rear end cap 60 is fixedly connected with protective cover plate 70, and protective cover plate 70 can be sleeved on motor shaft 10 with the relative rotation
Periphery, wherein, the section of protective cover plate 70 is in the umbellate form shape that outside extends vertically.Preferably, in the present embodiment, protect
The inner side of cover plate 70 one extends some convex limbs 71 in circumferentially-spaced distribution, and convex limb 71 fixes the press-in inwall of rear end cap 60
On.Preferably, in the present embodiment, the end face of protective cover plate 70 integrally extends some protection chimbs in circumferentially-spaced distribution
72, protection chimb 72 is located at the periphery of rear end cap 60.Preferably, in the present embodiment, the plate face of protective cover plate 70, which is provided with, adds
Strong boss 73.
Refer to shown in Fig. 3, Fig. 4 and Fig. 5, stator module 20 includes the stator iron being overrided to form by several stator punchings
Core 21, the stator winding (not shown) in stator slot 22, and the Hall group for being electrically connected with controller for electric vehicle
Part (not shown), wherein, the excircle of stator core 21 is evenly equipped with 48 stator tooths 24, per adjacent stator tooth 24 two-by-two it
Between formed stator slot 22, of course, in other embodiment of the present invention, the excircle of stator core 21 is evenly equipped with 45 stators
Tooth；Stator core 21 is fixedly connected by stator frame with motor shaft 10, and specifically, in the present embodiment, stator frame includes weldering
Integral stator support body 25 and fixed sleeving 26 are connected in, the central part of motor shaft 10 is provided with annular knurl 14, annular knurl 14 and fixed sleeving 26
Interference fit connection；Stator punching includes 48 stator slots 22, and has been coaxially disposed and has determined respectively in its upper and lower surface
Position concave point；The external diametrical extent of stator punching is 190-220mm, and the depth bounds of positioning pit is 1-3mm, specifically preferentially, fixed
The external diametrical extent of sub- punching is 200mm, and the depth bounds of positioning pit is 1.8mm, positioning pit 23 and its phase of stator punching
The positioning pit 23 of adjacent stator punching is connected together, the positioning pit of 23 stator punching adjacent thereto of positioning pit of stator punching
23 are connected together, and the present invention effectively ensure that the same of some stator punchings using the design for being mutually clamped connection of positioning pit 23
Axle degree, accordingly ensure that stator core 21 laminates quality, finally realize the fixation gas of stator core 21 and outer rotor component 40
Therefore gap, motor 1 can run well.
Shown in Figure 6, outer rotor component 40 includes magnet yoke ring 42 and fixed intervals are arranged on magnet yoke ring medial surface
Some permanent-magnet steels (not shown), drive end bearing bracket 50 and rear end cap 60 are fixed on magnet yoke ring 42 by screw 41 respectively, magnet yoke ring
42 connect as one with electric vehicle hub 30.
Please further heat-radiation fixed structure 100 shown in Figure 7, an including radiating with internal installing space 110
Housing 120, the circuit board 130 of controller are arranged in internal installing space 110, it is preferable that in the present embodiment, radiation shell
The inside of body 120 is provided with the first mounting groove 121 and the second mounting groove 122, and the both sides of circuit board 130 are limited in the first installation respectively
In the mounting groove 122 of groove 121 and second；
In the present embodiment, the side of circuit board 130 is fixedly installed some metal-oxide-semiconductors 140, the pin folding of metal-oxide-semiconductor 140
It is fixedly installed on curvedly on circuit board 130 so that metal-oxide-semiconductor 140 and circuit board 130 are in parallel shape；Wherein, heat-radiation fixed structure
100 also include the silica gel strip 151, iron press strip 152, the setting circle pin 153 that contact with each other successively；The one side of metal-oxide-semiconductor 140 is with dissipating
The bottom surface insulation connection of hot housing 120, its another side contacts connection with silica gel strip 151；Setting circle pin 153 is fixed and is fastened on
The medial surface of radiating shell 120.
Preferably, in order to ensure the radiating effect of drive system of electric motor vehicle, in the present embodiment, setting circle pin 153
It is prepared with radiating shell 120 using aluminum.It is further preferred that in the present embodiment, the outer surface of radiating shell 120
Provided with radiating ribs 123, area of dissipation is effectively increased, and then improves radiating effect, the concrete shape and size of radiating ribs 121 can be with
It is configured according to being actually needed.
Preferably, in the present embodiment, the medial surface of radiating shell 120 is provided with fixes what is engaged with setting circle pin 153
Engage groove 124, good fixing effect, and installation and dismounting process is very easy.
Preferably, in the present embodiment, silica gel strip 151 is provided with limited impression 151a, and iron press strip 152 is limited in spacing
In groove 151a, further it is beneficial to the fixation limit effect of the present invention.
Preferably, in the present embodiment, insulation is provided between the bottom surface of the one side of metal-oxide-semiconductor 140 and radiating shell 120
Film (not shown), it is ensured that the insulation effect between metal-oxide-semiconductor 140 and radiating shell 120.
The present embodiment also discloses a kind of electric motor car with two wheels, including two wheels, drive system and by two wheels and
The assembling vehicle frame that drive system is assembled into one, wherein, drive system uses drive system of electric motor vehicle as described above.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires rather than described above limits, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as to the involved claim of limitation.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (10)
1. a kind of drive system of electric motor vehicle, include motor, controller and the heat-radiation fixed structure of the connection that is powered；The motor is straight
Flow brushless motor, including the stator module connected as one with motor shaft, connected as one with electric vehicle hub, with it is described fixed
The outer rotor component that sub-component magnetic coupling is connected and coaxially exported, the motor can be arranged on the relative rotation by installing bearing
The drive end bearing bracket and rear end cap at axle both ends, the drive end bearing bracket and rear end cap are fixedly connected with the outer rotor component both sides respectively；Institute
Stating heat-radiation fixed structure includes a radiating shell with internal installing space, and the circuit board of the controller is arranged in described
In portion's installing space, the side of the circuit board is fixedly installed some metal-oxide-semiconductors, it is characterised in that
It is fixedly installed on the circuit board to the pin bending of the metal-oxide-semiconductor so that the metal-oxide-semiconductor is with the circuit board in flat
Row shape；Wherein,
The heat-radiation fixed structure includes silica gel strip, iron press strip, the setting circle pin to contact with each other successively；The one of the metal-oxide-semiconductor
Side and the bottom surface insulation of the radiating shell connect, and its another side contacts connection with silica gel strip；The setting circle pin is consolidated
Surely it is fastened on radiating shell medial surface.
2. drive system of electric motor vehicle as claimed in claim 1, it is characterised in that the setting circle pin and the radiating shell are adopted
It is prepared with aluminum；The radiating shell outer surface is provided with radiating ribs.
3. drive system of electric motor vehicle as claimed in claim 1, it is characterised in that the radiating shell medial surface be provided with it is described fixed
Circle of position pin fixes the engaging groove of engaging；The silica gel strip is provided with limited impression, and the iron press strip is limited in described spacing
In groove.
4. drive system of electric motor vehicle as claimed in claim 1, it is characterised in that be provided with the first mounting groove inside the radiating shell
With the second mounting groove, the both sides of the circuit board are limited in first mounting groove and the second mounting groove respectively.
5. drive system of electric motor vehicle as claimed in claim 1, it is characterised in that the one side of the metal-oxide-semiconductor and the radiation shell
Dielectric film is provided between the bottom surface of body.
6. drive system of electric motor vehicle as claimed in claim 1, it is characterised in that be fixedly connected with protective cover on the outside of the rear end cap
Plate, the protective cover plate can be sleeved on the motor shaft periphery with the relative rotation, wherein, the protective cover plate section is in vertically
The umbellate form shape of outside extension.
7. drive system of electric motor vehicle as claimed in claim 6, it is characterised in that one extension is some on the inside of the protective cover plate is in
The convex limb of circumferentially-spaced distribution, the convex limb, which is fixed, to be pressed on the rear end cap inwall；The protective cover plate end face one
Extend some protection chimbs in circumferentially-spaced distribution, the protection chimb is located at the rear end cap periphery.
8. drive system of electric motor vehicle as claimed in claim 6, it is characterised in that it is convex that the plate face of the protective cover plate is provided with reinforcement
Platform.
9. drive system of electric motor vehicle as claimed in claim 6, it is characterised in that the stator module includes stator core, is located at
Stator winding in stator slot, and the Hall subassembly for being electrically connected with controller for electric vehicle, wherein, the stator core
Excircle is evenly equipped with 45 or 48 stator tooths, and the stator slot is formed per between stator tooth adjacent two-by-two；The stator core
It is fixedly connected by stator frame with the motor shaft.
10. a kind of electric motor car with two wheels, including two wheels, drive system and described two wheels and drive system are assembled into
The assembling vehicle frame of one, it is characterised in that the drive system uses the electric car drivetrain as described in one of claim 1-9
System.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710981787.8A CN107856801A (en) | 2017-10-20 | 2017-10-20 | A kind of drive system of electric motor vehicle and electric motor car with two wheels |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710981787.8A CN107856801A (en) | 2017-10-20 | 2017-10-20 | A kind of drive system of electric motor vehicle and electric motor car with two wheels |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107856801A true CN107856801A (en) | 2018-03-30 |
Family
ID=61696728
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710981787.8A Pending CN107856801A (en) | 2017-10-20 | 2017-10-20 | A kind of drive system of electric motor vehicle and electric motor car with two wheels |
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| CN (1) | CN107856801A (en) |
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| CN207595183U (en) * | 2017-10-20 | 2018-07-10 | 台州赛盈电机科技有限公司 | A kind of drive system of electric motor vehicle and electric motor car with two wheels |
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2017
- 2017-10-20 CN CN201710981787.8A patent/CN107856801A/en active Pending
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20090122489A1 (en) * | 2007-11-13 | 2009-05-14 | Mitsubishi Electric Corporation | Electronic control device and method of manufacturing electronic control device |
| CN203504943U (en) * | 2013-09-06 | 2014-03-26 | 无锡市东大龙芯电子技术有限责任公司 | Insulating and radiating structure of electric vehicle controller |
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| CN205051549U (en) * | 2015-07-29 | 2016-02-24 | 无锡赛盈电机科技有限公司 | Motor for electric motor car |
| CN107172866A (en) * | 2017-07-10 | 2017-09-15 | 无锡赛盈动力科技有限公司 | A kind of controller radiator structure radiating aluminium block and controller radiator structure |
| CN207595183U (en) * | 2017-10-20 | 2018-07-10 | 台州赛盈电机科技有限公司 | A kind of drive system of electric motor vehicle and electric motor car with two wheels |
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Application publication date: 20180330 |