CN113580922A - Hub driving integrated device - Google Patents
Hub driving integrated device Download PDFInfo
- Publication number
- CN113580922A CN113580922A CN202110994776.XA CN202110994776A CN113580922A CN 113580922 A CN113580922 A CN 113580922A CN 202110994776 A CN202110994776 A CN 202110994776A CN 113580922 A CN113580922 A CN 113580922A
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- CN
- China
- Prior art keywords
- hub
- axle sleeve
- integrated device
- motor
- assembly
- 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.)
- Pending
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- 239000000725 suspension Substances 0.000 claims abstract description 8
- 230000010354 integration Effects 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 claims description 4
- 238000009434 installation Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
- B60K7/00—Disposition of motor in, or adjacent to, traction wheel
- B60K7/0007—Disposition of motor in, or adjacent to, traction wheel the motor being electric
Abstract
The invention discloses a hub driving integrated device which comprises a half-shaft sleeve, a hub flange, a planetary reduction mechanism and a disc motor, wherein the hub flange, the planetary reduction mechanism and the disc motor are sequentially arranged along the axial direction of the half-shaft sleeve, and one end, far away from the hub flange, of the half-shaft sleeve is fixedly connected with a suspension component. In the wheel hub drive integrated device that this application provided, wheel hub flange, planetary reduction mechanism and disk motor set gradually along the axle sleeve axial, and the axle sleeve is direct and suspension spare fixed connection, and the mounting means is simple effectively, and has reduced the space that occupies along perpendicular axle sleeve axis direction effectively, and the horizontal occupation space of wheel hub drive integrated device reduces.
Description
Technical Field
The invention relates to the technical field of hub motors, in particular to a hub driving integrated device.
Background
The hub motor is a motor arranged in a wheel, and a power device, a transmission device and a braking device are integrated into the hub, so that the mechanical part of the electric vehicle is greatly simplified.
The hub driving device of the hub motor comprises a semi-axis sleeve, a planetary reduction mechanism, a disc motor and the like, wherein the planetary reduction mechanism, the disc motor and the like are arranged in the direction perpendicular to the semi-axis sleeve. However, due to the limited space in the hub, the conventional hub driving integrated device is loosely arranged, so that the transverse space of the integral axle sleeve perpendicular to the axial direction is large.
Therefore, how to reduce the lateral occupied space of the hub driving integrated device is a technical problem to be solved urgently by those skilled in the art.
Disclosure of Invention
The invention aims to provide a hub driving integrated device which has reduced transverse occupied space.
In order to achieve the purpose, the invention provides a hub driving integrated device which comprises a half-shaft sleeve, a hub flange, a planetary reduction mechanism and a disc type motor, wherein the hub flange, the planetary reduction mechanism and the disc type motor are sequentially arranged along the axial direction of the half-shaft sleeve, and one end, far away from the hub flange, of the half-shaft sleeve is fixedly connected with a suspension part.
Preferably, the hub further comprises a planet carrier, and the planet carrier and the hub flange are integrally formed.
Preferably, the hub flange is installed on the axle shaft sleeve through a hub bearing, and the first end of the axle shaft sleeve is abutted and locked with the outer periphery of the inner ring of the hub bearing through a first locking piece.
Preferably, the first locking member is a threaded fastener that is threadedly coupled to the axle housing.
Preferably, a second end of the half-shaft sleeve is provided with a limit table abutted to a motor housing of the disc motor, and the second end and the first end are opposite ends of the half-shaft sleeve respectively.
Preferably, the limiting table and the axle sleeve are integrally formed.
Preferably, the disc motor comprises a motor stator assembly, a motor rotor assembly and a sun wheel rotor retainer assembly connected with the output end of the motor rotor assembly.
Preferably, the planetary reduction mechanism comprises a first reduction planetary gear connected with the output end of the sun gear rotor holder assembly and a second planetary gear in transmission connection with the first reduction planetary gear, and the second planetary gear is meshed with the outer gear ring.
Preferably, the motor stator assembly is sleeved outside the half-shaft sleeve and is fixedly connected with the half-shaft sleeve.
Preferably, the half shaft sleeve further comprises an outer gear ring assembly, and the outer gear ring assembly is sleeved on the outer side of the half shaft sleeve and is fixed relative to the half shaft sleeve.
In the technical scheme, the hub driving integrated device provided by the invention comprises a semi-shaft sleeve, and a hub flange, a planetary reduction mechanism and a disc motor which are sequentially arranged along the axial direction of the semi-shaft sleeve, wherein one end of the semi-shaft sleeve, which is far away from the hub flange, is fixedly connected with a suspension component.
According to the hub driving integrated device, the hub flange, the planetary reduction mechanism and the disc motor are sequentially arranged along the axial direction of the half-shaft sleeve, the half-shaft sleeve is directly fixedly connected with the suspension part, the installation mode is simple effectively, the space occupied along the axial direction of the vertical half-shaft sleeve is effectively reduced, and the compactness of the hub motor is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a view of an installation position of a hub driving integrated device according to an embodiment of the present invention.
Wherein in FIG. 1: 1-brake caliper, 2-brake disc assembly, 3-motor stator assembly, 4-motor rotor assembly, 5-sun wheel rotor retainer assembly, 6-first speed reduction planet wheel, 7-second planet wheel, 8-outer gear ring assembly, 9-hub flange, 10-hub bearing, 11-motor bearing, 12-sealing assembly, 13-wheel bolt, 14-wheel, 15-axle sleeve and 16-motor shell.
Detailed Description
The core of the invention is to provide a hub drive integrated device which has reduced lateral occupation space.
In order to make the technical solutions of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings and embodiments.
Please refer to fig. 1.
In a specific implementation manner, the hub driving integrated device provided in the embodiment of the present invention includes a half-axle sleeve 15, and a hub flange 9, a planetary reduction gear, and a disk motor that are sequentially disposed along an axial direction of the half-axle sleeve 15, where one end of the half-axle sleeve 15 away from the hub flange 9 is fixedly connected to a suspension member.
In one embodiment, the hub drive integration device further comprises a planet carrier, which is integrally formed with the hub flange 9. As shown in fig. 1, the planet carrier is integrally cast with the hub flange 9.
It can be known from the above description that in the wheel hub drive integrated device that this application embodiment provided, wheel hub flange 9, planetary reduction mechanism and disk motor set gradually along the axle of axle sleeve 15, and axle sleeve 15 is direct and suspension spare fixed connection, and the mounting means is simple effectively, and has reduced the space that occupies along the axle direction of perpendicular axle sleeve 15 effectively for the horizontal occupation space of wheel hub drive integrated device reduces.
When the hub flange is installed, the hub flange 9 is installed on the axle sleeve 15 through the hub bearing 10, and the first end of the axle sleeve 15 is abutted and locked with the outer periphery of the inner ring of the hub bearing 10 through the first locking piece. In particular, the first locking member may be a snap.
To facilitate disassembly, the first retaining member is preferably a threaded fastener that is threadably connected to the half-shaft sleeve 15. In order to improve the mounting stability, a gasket is arranged at the position where the threaded fastener abuts against the semi-axis sleeve 15.
The second end of the half-shaft sleeve 15 may abut against the motor housing 16 of the disc motor by a second fastener, which may be, in particular, a threaded fastener that is threaded onto the half-shaft sleeve 15. For the convenience of assembly, it is preferable that the second end of the half shaft sleeve 15 is provided with a limit stop abutting against the motor housing 16 of the disc motor, and the second end and the first end are opposite ends of the half shaft sleeve 15, respectively. Specifically, the limiting table is annularly arranged around the periphery of the semi-axis sleeve 15.
In order to improve the assembly efficiency, it is preferable that the stopper table be integrally formed with the half-shaft bushing 15. Specifically, the limiting table and the half-shaft sleeve 15 are integrally cast and molded.
In one embodiment, the disc motor includes a motor stator assembly 3, a motor rotor assembly 4, and a sun gear rotor holder assembly 5 connected to an output end of the motor rotor assembly 4.
Preferably, the planetary reduction mechanism comprises a first reduction planetary gear 6 connected with the output end of the sun wheel rotor retainer assembly 5 and a second planetary gear 7 in transmission connection with the first reduction planetary gear 6, and the second planetary gear 7 is meshed with the outer gear ring. During specific work, the motor rotor assembly 4 transmits power to the sun gear rotor retainer assembly 5, the second planet gear 7 is driven to be meshed with the outer gear ring through the first reduction planet gear 6, and the power is finally transmitted to the wheel 14 through an integrated structure formed by the planet carrier and the hub flange 9.
In one embodiment, the motor stator assembly 3 is preferably sleeved outside the half-axle sleeve 15 and is fixedly connected with the half-axle sleeve 15. Specifically, the motor stator assembly 3 is fixed with the motor housing 16, and the motor stator assembly 3 is fixedly connected with the half-shaft sleeve 15 through the motor housing 16.
In a specific embodiment, the hub driving integrated device further comprises an outer gear ring assembly 8, and the outer gear ring assembly 8 is sleeved outside the axle sleeve 15 and fixed relative to the axle sleeve 15. Specifically, the outer ring gear assembly 8 is connected to the outer periphery of the first planetary gear via a seal assembly 12.
The application provides a whole set of system design of wheel hub drive integrated device is inside wheel 14, and compact structure integrated level is high, can realize that the vehicle forerunner, rear-guard or all-wheel drive multiple mode, the extensive using widely of being convenient for.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a wheel hub drive integrated device, its characterized in that includes axle sleeve pipe (15) and follows wheel hub flange (9), planetary reduction mechanism and the disk motor that axle sleeve pipe (15) axial set gradually, axle sleeve pipe (15) keep away from the one end and the suspension spare fixed connection of wheel hub flange (9).
2. The hub drive integration arrangement according to claim 1, further comprising a planet carrier, the planet carrier being integrally formed with the hub flange (9).
3. The hub drive integration arrangement according to claim 1, wherein the hub flange (9) is mounted on the axle sleeve (15) by means of a hub bearing (10), and the first end of the axle sleeve (15) is locked in abutment with the inner ring periphery of the hub bearing (10) by means of a first locking element.
4. The hub drive integration arrangement of claim 3, wherein the first locking member is a threaded fastener that is threadably connected to the axle half-pipe (15).
5. The hub drive integration device according to claim 3, characterized in that a second end of the half-shaft sleeve (15) is provided with a limit stop abutting against a motor housing (16) of the disc motor, and the second end and the first end are respectively opposite ends of the half-shaft sleeve (15).
6. The hub drive integration arrangement of claim 5, wherein the limit stop is integrally formed with the axle sleeve (15).
7. The hub driving integrated device according to claim 1, wherein the disc motor comprises a motor stator assembly (3), a motor rotor assembly (4) and a sun wheel rotor holder assembly (5) connected with an output end of the motor rotor assembly (4).
8. The hub drive integrated device according to claim 7, wherein the planetary reduction mechanism comprises a first reduction planetary gear (6) connected with the output end of the sun-rotor holder assembly (5) and a second planetary gear (7) in transmission connection with the first reduction planetary gear (6), and the second planetary gear (7) is meshed with an external gear ring.
9. The hub driving integrated device according to claim 7, wherein the motor stator assembly (3) is sleeved outside the half-shaft sleeve (15) and is fixedly connected with the half-shaft sleeve (15).
10. The hub drive integrated device according to claim 1, further comprising an outer gear ring assembly (8), wherein the outer gear ring assembly (8) is sleeved outside the axle sleeve (15) and fixed relative to the axle sleeve (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110994776.XA CN113580922A (en) | 2021-08-27 | 2021-08-27 | Hub driving integrated device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110994776.XA CN113580922A (en) | 2021-08-27 | 2021-08-27 | Hub driving integrated device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113580922A true CN113580922A (en) | 2021-11-02 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110994776.XA Pending CN113580922A (en) | 2021-08-27 | 2021-08-27 | Hub driving integrated device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113580922A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202006723U (en) * | 2011-03-16 | 2011-10-12 | 潍坊帅克新能源汽车技术有限公司 | Electric automobile disk motor hub assembly with double magnetic systems |
| CN102510166A (en) * | 2011-10-31 | 2012-06-20 | 河南超微电动汽车有限公司 | Special live-axle hub motor for electric vehicle |
| CN108340768A (en) * | 2018-04-09 | 2018-07-31 | 清华大学 | A kind of electronic wheel assembly of integrated wheel hub motor |
| US20210135539A1 (en) * | 2019-11-06 | 2021-05-06 | Neapco Intellectual Property Holdings, Llc | Lubricant supported external rotor architectures |
| CN112803659A (en) * | 2021-02-22 | 2021-05-14 | 苏州诺雅电动车有限公司 | Stator rotating disc type hub motor for electric bicycle |
-
2021
- 2021-08-27 CN CN202110994776.XA patent/CN113580922A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202006723U (en) * | 2011-03-16 | 2011-10-12 | 潍坊帅克新能源汽车技术有限公司 | Electric automobile disk motor hub assembly with double magnetic systems |
| CN102510166A (en) * | 2011-10-31 | 2012-06-20 | 河南超微电动汽车有限公司 | Special live-axle hub motor for electric vehicle |
| CN108340768A (en) * | 2018-04-09 | 2018-07-31 | 清华大学 | A kind of electronic wheel assembly of integrated wheel hub motor |
| US20210135539A1 (en) * | 2019-11-06 | 2021-05-06 | Neapco Intellectual Property Holdings, Llc | Lubricant supported external rotor architectures |
| CN112803659A (en) * | 2021-02-22 | 2021-05-14 | 苏州诺雅电动车有限公司 | Stator rotating disc type hub motor for electric bicycle |
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Application publication date: 20211102 |