CN209274824U - A kind of electric vehicle motor wheel hub - Google Patents
A kind of electric vehicle motor wheel hub Download PDFInfo
- Publication number
- CN209274824U CN209274824U CN201821812345.7U CN201821812345U CN209274824U CN 209274824 U CN209274824 U CN 209274824U CN 201821812345 U CN201821812345 U CN 201821812345U CN 209274824 U CN209274824 U CN 209274824U
- Authority
- CN
- China
- Prior art keywords
- magnetic steel
- steel ring
- electric vehicle
- wheel rim
- wheel hub
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/64—Electric machine technologies in electromobility
Landscapes
- Arrangement Or Mounting Of Propulsion Units For Vehicles (AREA)
Abstract
The utility model belongs to electric vehicle hub technical field, refer in particular to a kind of electric vehicle motor wheel hub, including wheel rim and magnetic steel ring, magnetic steel ring is welded on the inside of the wheel rim, described magnetic steel ring one end forms electric motor end cap, the magnetic steel ring other end forms flanging, the flanging is provided with several connecting holes, the magnetic steel ring and electric motor end cap form electric machine casing, the electric machine casing is equipped with through-hole, the through-hole is circumferentially welded with main shaft mounting base, and the wheel rim is provided with polygon mating cavity to the side of flange.The utility model has many advantages, such as that manufacturing cost is low, heat resistance is good, has good damping effect.
Description
Technical field
The utility model belongs to electric vehicle hub technical field, refers in particular to a kind of electric vehicle motor wheel hub.
Background technique
In order to meet the basic trip requirements of electric bicycle user and reduce to other vehicle and pedestrian normal pass orders
The interference of sequence, " the electric bicycle technical specification of security " newly revised is, it is specified that electric bicycle must have foot-operated ability of riding, most
High design speed is no more than 25km/h, complete vehicle quality and is no more than 55kg, power of motor no more than 400W, nominal battery containing battery
Voltage is no more than 48V.The following electric bicycle will move towards differentiated control, will be divided into electric bicycle, portable electric motor cycle
With this three categories of battery-operated motor cycle.
A critical component of the wheel hub as electric vehicle, the material of use before are aluminium, and technology is integrally formed, system
Cause this very high, damping effect is poor.
Summary of the invention
That the purpose of the utility model is to provide a kind of manufacturing costs is low, heat resistance is good, has the electricity of good damping effect
Motor-car motor wheel hub.
Purpose of the utility model is realized as follows:
As shown in Figs. 1-2, a kind of electric vehicle motor wheel hub, including wheel rim and magnetic steel ring, the wheel rim inside are welded with magnetic
Steel ring, described magnetic steel ring one end form electric motor end cap, and the magnetic steel ring other end forms flanging, the week of the flanging
Side forms several flange portions, and threaded hole is formed at flange portion, and flanging and wheel rim are welded as a whole, two neighboring flange
It is welded on the downside of valgus among portion on the inside of wheel rim；The magnetic steel ring and electric motor end cap form electric machine casing, the motor casing
Body is equipped with through-hole.
Preferably, the through-hole is circumferentially welded with main shaft mounting base.
Preferably, the polygon mating cavity for accommodating the flange portion is provided on the wheel rim, polygon mating cavity makes
Magnetic steel ring can be smoothly placed in wheel rim.
Preferably, the number of edges amount of the mating cavity is more than or equal to 5.
Preferably, the edge of polygon mating cavity and flanging weld.
Preferably, the magnetic steel ring runs through wheel rim internal cavity.
Preferably, the material of the wheel rim is steel.
Preferably, the magnetic steel ring with a thickness of 2~5mm.
Preferably, the magnetic steel ring with a thickness of 2.5~4mm.
Preferably, the electric motor end cap with a thickness of 3~5mm.
Compared with the prior art, the utility model has prominent and beneficial technical effects that:
1. it is that aluminium is integrally formed before the utility model, it is at high cost；Steel punch forming is used now, is welded as a whole, and is dropped
Low manufacturing cost and maintenance cost.
2. the wheel rim and magnetic steel ring of the utility model are welded to together, the material of use is steel, before comparing
For material, there is elasticity well, the effect of damping can be played.
3. the polygon mating cavity of the utility model enables magnetic steel ring to be smoothly placed in wheel rim, so that wheel hub is integrally tied
Structure is more compact and stablizes.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model；
Fig. 2 is the cross-sectional view of the utility model；
Fig. 3 is the explosive view of the utility model；
Fig. 4 is the cross-sectional view of embodiment 2；
Meaning represented by figure label:
1- wheel rim；2- magnetic steel ring；11- polygon mating cavity；21- flanging；22- through-hole；23- main shaft mounting base；24- is convex
Platform；211- connecting hole.
Specific embodiment
The utility model is further described combined with specific embodiments below:
Embodiment 1, as shown in Figure 1-3, a kind of electric vehicle motor wheel hub, including wheel rim 1 and magnetic steel ring 2, in the wheel rim 1
Side is welded with magnetic steel ring 2, and described 2 one end of magnetic steel ring forms electric motor end cap, and 2 other end of magnetic steel ring forms flanging
21, the side of the flanging 21 forms several flange portions, and threaded hole, flanging and wheel rim welding are formed at flange portion
It is integrated, is welded on the downside of the valgus among two neighboring flange portion on the inside of wheel rim；The magnetic steel ring 2 and electric motor end cap are formed
Electric machine casing, the electric machine casing are equipped with through-hole 22；The wheel rim 1 and magnetic steel ring 2 of the utility model are welded to together, one
Determine to save material in degree, alleviates the weight of entire motor.
Preferably, the through-hole 22 is circumferential is welded with annular protrusion 23, and the protrusion of the utility model is to install motor
When preferably fix motor position, made not shift.
Preferably, it is provided with the polygon mating cavity 11 for accommodating the flange portion on the wheel rim 1, polygon mating cavity makes
Obtaining magnetic steel ring can smoothly be placed in wheel rim, and the mating cavity 11 of the utility model more makes magnetic steel ring preferably reach the interior of wheel rim
Portion.
Preferably, the number of edges amount of the polygon mating cavity 11 is more than or equal to 5.
Preferably, the edge of polygon mating cavity 11 and flanging 21 weld, and the utility model is wheel rim and magnet steel
Lap welding is connected together, simple and convenient and be connected firmly.
Preferably, the magnetic steel ring 2 run through 1 internal cavity of wheel rim, the utility model through design can more preferably make motor and
Air contact, improves radiating efficiency, keeps the working efficiency of motor.
Preferably, the material of the wheel rim 1 is steel, and material used in the utility model is compared with aluminium alloy before,
Cost reduces.
Preferably, 2 exterior bottom of magnetic steel ring forms hollow boss 24, and the boss of the utility model increases motor
The ability to bear of shell keeps fixed bias circuit more firm.
Preferably, the magnetic steel ring with a thickness of 2~5mm.
Preferably, the magnetic steel ring 2 with a thickness of 2.5~4mm.
Preferably, the electric motor end cap 31 with a thickness of 3~5mm.
Embodiment 2, as shown in figure 4, the setting of the soldered 5 of the inside of the wheel rim 1 and magnetic steel ring 2 is in magnetic steel ring in
The side in portion, other structures are similar with embodiment 1.
Above-described embodiment is only the preferred embodiment of the utility model, not limits the protection model of the utility model according to this
It encloses, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by the protection of the utility model
Within the scope of.
Claims (10)
1. a kind of electric vehicle motor wheel hub, it is characterised in that: including wheel rim (1) and magnetic steel ring (2), weldering on the inside of the wheel rim (1)
It is connected to magnetic steel ring (2), described magnetic steel ring (2) one end forms electric motor end cap, and magnetic steel ring (2) other end forms flanging
(21), the side of the flanging (21) forms several flange portions, and threaded hole, flanging and wheel rim are formed at flange portion
It is welded as a whole, is welded on the downside of the valgus among two neighboring flange portion on the inside of wheel rim；The magnetic steel ring (2) and motor side
Lid forms electric machine casing, and the electric machine casing is equipped with through-hole (22).
2. a kind of electric vehicle motor wheel hub according to claim 1, it is characterised in that: the through-hole (22) is circumferentially welded with
Main shaft mounting base (23).
3. a kind of electric vehicle motor wheel hub according to claim 1, it is characterised in that: be provided with appearance on the wheel rim (1)
Receive the polygon mating cavity (11) of the flange portion, polygon mating cavity enables magnetic steel ring to be smoothly placed in wheel rim.
4. a kind of electric vehicle motor wheel hub according to claim 3, it is characterised in that: the polygon mating cavity (11)
Number of edges amount is more than or equal to 5.
5. a kind of electric vehicle motor wheel hub according to claim 3 or 4, it is characterised in that: polygon mating cavity (11)
Edge and flanging (21) are welded.
6. a kind of electric vehicle motor wheel hub according to claim 1, it is characterised in that: the magnetic steel ring (2) runs through wheel rim
(1) internal cavity.
7. a kind of electric vehicle motor wheel hub according to claim 1, it is characterised in that: the material of the wheel rim (1) is steel
Material.
8. a kind of electric vehicle motor wheel hub according to claim 1, it is characterised in that: the magnetic steel ring (2) with a thickness of 2
~5mm.
9. a kind of electric vehicle motor wheel hub according to claim 2, it is characterised in that: the magnetic steel ring (2) with a thickness of
2.5~4mm.
10. a kind of electric vehicle motor wheel hub according to claim 1, it is characterised in that: the electric motor end cap with a thickness of 3
~5mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821812345.7U CN209274824U (en) | 2018-11-05 | 2018-11-05 | A kind of electric vehicle motor wheel hub |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821812345.7U CN209274824U (en) | 2018-11-05 | 2018-11-05 | A kind of electric vehicle motor wheel hub |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209274824U true CN209274824U (en) | 2019-08-20 |
Family
ID=67600215
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821812345.7U Active CN209274824U (en) | 2018-11-05 | 2018-11-05 | A kind of electric vehicle motor wheel hub |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209274824U (en) |
-
2018
- 2018-11-05 CN CN201821812345.7U patent/CN209274824U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202158480U (en) | Disk type vertical axle scene light with a lightning protection, indication light | |
| CN110920376A (en) | Salient-pole hub motor | |
| CN209274824U (en) | A kind of electric vehicle motor wheel hub | |
| CN201937436U (en) | Vibration power-generating device | |
| CN201717296U (en) | Hub built-in battery pack | |
| CN209126434U (en) | Electric vehicle motor wheel hub | |
| CN101882692B (en) | Hub built-in battery pack | |
| CN201360203Y (en) | Rear fan weld positioning structure of vehicle alternating current generator rotor | |
| CN105099116B (en) | A kind of range extender of electric vehicle brushless claw pole electric generator and its manufacture method | |
| CN210137237U (en) | Stator shell and range extender of generator | |
| CN201272437Y (en) | Microgenerator apparatus arranged in brake disc | |
| CN204140771U (en) | A kind of engine flywheel assembly | |
| CN202732884U (en) | Novel gear structure | |
| CN113489194A (en) | Motor rotor, motor and air conditioner | |
| CN201918783U (en) | Emergency charger for mobile phone batteries | |
| CN206471982U (en) | A kind of magneto | |
| CN204906019U (en) | Electrodynamic balance car and wheel and motor element thereof | |
| CN202475120U (en) | Safe and reliable motor shell | |
| CN205220210U (en) | Battery -operated motor cycle front wheel with generating function | |
| CN110838784A (en) | Energy-saving automobile driving device | |
| CN213878273U (en) | Structure for effectively improving matching reliability of shell and module | |
| CN204140772U (en) | A kind of novel compositions fly wheel assembly | |
| CN206195490U (en) | Charge coil of general gasoline engine stator | |
| CN210771028U (en) | Flywheel casing with gear transmission structure | |
| CN216794736U (en) | Novel hub motor casing of structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |