CN213341902U - Inner rotor power wheel and cleaning robot applying same - Google Patents
Inner rotor power wheel and cleaning robot applying same Download PDFInfo
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- CN213341902U CN213341902U CN202022579167.1U CN202022579167U CN213341902U CN 213341902 U CN213341902 U CN 213341902U CN 202022579167 U CN202022579167 U CN 202022579167U CN 213341902 U CN213341902 U CN 213341902U
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Abstract
The utility model discloses an inner rotor power wheel and a cleaning robot using the same, wherein the power wheel comprises a stator component, a rotor component and a power wheel shell, the rotor component is arranged in the stator component, the power wheel shell is connected with the rotor component, and the stator component is assembled in the power wheel shell; when the power-on working device is powered on, the rotor assembly rotates in the stator assembly under the action of electromagnetic force and drives the power wheel shell to rotate. The cleaning robot comprises a robot body and the inner rotor power wheel, wherein the inner rotor power wheel is arranged on the robot body. The utility model discloses set up the rotor subassembly in stator module, constitute the inner rotor and directly drive the motor, combine to form the power wheel with the power wheel shell again, removed the reducing gear box like this, retrencied the structure of power wheel, reduced the fault rate, reduced the overall arrangement space that the power wheel occupy, saved manufacturing cost.
Description
Technical Field
The utility model belongs to the technical field of cleaning machines people, concretely relates to inner rotor power wheel and use its cleaning machines people.
Background
Along with the improvement of living standard of people, the cleaning robot is gradually merged into the family life of the public. However, at present, the power source of the cleaning robot is a brush motor, and a reduction gearbox is used as a transmission device between the brush motor and a tire which is arranged independently, so that the effects of reducing speed and increasing speed are realized, and power is provided for the walking of the sweeping robot.
The floor sweeper adopting the brush motor and the reduction gearbox has the advantages of complex layout, high installation requirement, inconvenient disassembly and replacement, and increased cost due to the fact that the wheel hub is additionally designed to serve as a tire.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems and the defects existing in the prior art, the utility model aims to provide an inner rotor power wheel and a cleaning robot using the same, which can promote the structure of simplifying the power wheel of the cleaning robot, reduce the failure rate and save the production cost.
In order to achieve the above object, the utility model firstly provides an inner rotor power wheel, which is applied to a cleaning robot, and comprises a stator component, a rotor component and a power wheel shell, wherein the rotor component is arranged inside the stator component, the power wheel shell is connected with the rotor component, and the stator component is assembled inside the power wheel shell; when the power-on working device is powered on, the rotor assembly rotates in the stator assembly under the action of electromagnetic force and drives the power wheel shell to rotate.
Further, the power wheel shell comprises a hub and a tire, the tire is assembled on the hub, and the top surface of the hub is connected with the rotor assembly.
Further, the tire includes at least a first tread and a second tread separated by an annular groove.
Furthermore, a plurality of grooves and convex bodies are arranged on the first tread and the second tread, the grooves of the first tread are opposite to the convex bodies of the second tread, and the convex bodies of the first tread are opposite to the grooves of the second tread.
Further, a hollow groove for vibration reduction is arranged in the convex body.
Further, the power wheel housing further comprises a tire gland mounted on the top surface of the wheel hub and connected to the side surface of the tire.
Further, the rotor subassembly includes magnet assembly and pivot, and the pivot setting is in magnet assembly, and the one end and the power wheel shell of pivot are connected, magnet assembly and stator module clearance fit.
Further, the magnet assembly comprises a magnet, a magnet yoke and a magnet yoke bushing, the magnet is arranged on the magnet yoke, the magnet yoke is arranged on the magnet yoke bushing, and the rotating shaft is connected with the magnet yoke bushing.
Further, stator module includes iron core subassembly, bottom and hou gai, and the iron core subassembly is installed in the motor housing that bottom and back lid are constituteed, and the one end of the pivot of rotor subassembly is worn out from the back lid, and the power wheel shell is installed in the outside of bottom to be connected with the one end of pivot.
The utility model discloses provide a cleaning machines people simultaneously, including robot body and foretell inner rotor power wheel, the stator module of inner rotor power wheel with this body coupling of robot, the rotor subassembly of inner rotor power wheel rotates the drive robot body and removes.
Compared with the prior art, the beneficial effects of the utility model include: the rotor assembly is arranged in the stator assembly to form an inner rotor direct-drive motor, and then the inner rotor direct-drive motor is combined with the power wheel shell to form the power wheel, so that the reduction gearbox is removed, the structure of the power wheel is simplified, the failure rate is reduced, the layout space occupied by the power wheel is reduced, and the production cost is saved.
Drawings
Fig. 1 is a cross-sectional view of an inner rotor power wheel according to an embodiment of the present invention;
fig. 2 is a cross-sectional view of an inner rotor direct drive motor according to an embodiment of the present invention;
fig. 3 is an exploded view of an inner rotor power wheel according to an embodiment of the present invention;
fig. 4 is a three-dimensional structure diagram of an inner rotor power wheel according to an embodiment of the present invention;
fig. 5 is an exploded view of the inner rotor direct drive motor according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The first embodiment is as follows:
the embodiment one of the utility model provides an inner rotor power wheel, is applied to cleaning machines people, as shown in fig. 1-3, including stator module 1, rotor subassembly 2 and power wheel shell 3, rotor subassembly 2 is installed in the inside of stator module 1, power wheel shell 3 is connected with rotor subassembly 2, stator module 1 assembles in the inside of power wheel shell 3; when the power-on working is carried out, under the action of electromagnetic force, the rotor assembly 2 rotates in the stator assembly 1 and drives the power wheel shell 3 to rotate.
By adopting the structure, the rotor assembly 2 is arranged in the stator assembly 1 to form the inner rotor direct drive motor, and then the inner rotor direct drive motor is combined with the power wheel shell 3 to form the power wheel, so that the reduction gearbox is removed, the structure of the power wheel is simplified, the failure rate is reduced, the layout space occupied by the power wheel is reduced, and the production cost is saved.
As shown in fig. 3 and 4, the power wheel housing 3 includes a wheel hub 31 and a tire 32, the tire 32 is assembled on the wheel hub 31, and the top surface of the wheel hub 31 is connected with the rotor assembly 2. The rotor assembly 2 rotates to drive the tire 32 on the wheel hub 31 to rotate, and walking power is provided for the cleaning robot.
The tire 32 includes at least a first tread 321 and a second tread 322, the first tread 321 and the second tread 322 being separated by an annular groove 323. This increases the grip of the tire 32 and smoothes the travel of the power wheel.
The first tread 321 and the second tread 322 are both provided with a plurality of grooves and protrusions, the grooves of the first tread 321 are opposite to the protrusions of the second tread 322, and the protrusions of the first tread 321 are opposite to the grooves of the second tread 322. Therefore, the grip force of the tire can be further increased, and the power wheel is prevented from skidding on the ground when walking.
The convex body is provided with a hollow groove 324, and the hollow groove 324 can increase the damping effect of the tire 32.
The power wheel housing 3 further comprises a tyre gland 33 mounted on the top surface of the wheel hub 31 and connected to the side surface of the tyre 32. The tire cover 33 forms an interference fit with the wheel hub 31 and the tire 32, respectively, so that the tire 32 is tightly coupled with the wheel hub 31, and the tire 32 is prevented from falling off from the wheel hub 31.
As shown in fig. 2 and 5, the rotor assembly 2 includes a magnet assembly 21 and a rotating shaft 22, the rotating shaft 22 is disposed in the magnet assembly 21, one end of the rotating shaft 22 is connected to the power wheel housing 3, and the magnet assembly 21 is in clearance fit with the stator assembly 1. The rotation of the shaft 22 causes the force wheel housing 3 to rotate.
The magnet assembly 21 includes a magnet 211, a yoke 212, and a yoke bushing 213, the magnet 211 is mounted on the yoke 212, the yoke 212 is mounted on the yoke bushing 213, and the rotation shaft 22 is connected to the yoke bushing 213 through a bearing 23. The magnet 211 is fixed to the yoke bushing 213 via the yoke 212. The magnet 211 rotates to rotate the yoke bushing 213, and finally the rotation shaft 22 rotates.
The working principle of the embodiment is as follows:
after the copper wire winding on the iron core assembly 11 is electrified, the iron core 11 and the magnet 211 assembly generate electromagnetic force, under the action of the electromagnetic force, the magnet assembly 21 drives the rotating shaft 22 to rotate, the rotating shaft 22 drives the wheel hub 31 to rotate, and then the power wheel generates walking power.
Example two:
the utility model provides a cleaning machines people simultaneously, including the inner rotor power wheel that robot body and embodiment one provided, the stator module of inner rotor power wheel with this body coupling of robot, the rotor subassembly of inner rotor power wheel rotates the drive robot body and removes.
The cleaning robot of this embodiment, the walking is more stable, and the structure is retrencied, and the fault rate is low, and manufacturing cost is also low.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. An inner rotor power wheel is applied to a cleaning robot and is characterized by comprising a stator assembly, a rotor assembly and a power wheel shell, wherein the rotor assembly is arranged inside the stator assembly, the power wheel shell is connected with the rotor assembly, and the stator assembly is assembled inside the power wheel shell; when the power wheel is powered on to work, the rotor assembly rotates in the stator assembly under the action of electromagnetic force and drives the power wheel shell to rotate.
2. The internal rotor power wheel of claim 1, wherein the power wheel housing includes a hub and a tire mounted on the hub, a top surface of the hub being connected to the rotor assembly.
3. The internal rotor power wheel of claim 2, wherein the tire includes at least a first tread and a second tread separated by an annular groove therebetween.
4. The inner rotor power wheel of claim 3, wherein a plurality of grooves and protrusions are provided on each of the first tread and the second tread, the grooves of the first tread being opposite the protrusions of the second tread, the protrusions of the first tread being opposite the grooves of the second tread.
5. An internal rotor power wheel according to claim 4, wherein the boss has a hollow slot therein for damping vibration.
6. The internal rotor power wheel of claim 2, wherein the power wheel housing further includes a tire gland mounted on the top surface of the hub and connected to the side surface of the tire.
7. An internal rotor power wheel according to any one of claims 1 to 6, wherein the rotor assembly includes a magnet assembly and a shaft, the shaft being disposed within the magnet assembly, one end of the shaft being connected to the power wheel housing, the magnet assembly being in clearance fit with the stator assembly.
8. The inner rotor power wheel of claim 7, wherein the magnet assembly includes a magnet mounted on the yoke, a yoke mounted on the yoke bushing, and a yoke bushing to which the shaft is connected.
9. An internal rotor power wheel according to claim 1, wherein the stator assembly includes an iron core assembly, a bottom cover and a rear cover, the iron core assembly being mounted in a motor housing formed by the bottom cover and the rear cover, one end of a rotating shaft of the rotor assembly passing out of the rear cover, the power wheel housing being mounted outside the bottom cover and being connected to one end of the rotating shaft.
10. A cleaning robot, comprising a robot body and an internal rotor power wheel according to any one of claims 1 to 9, wherein a stator assembly of the internal rotor power wheel is connected with the robot body, and a rotor assembly of the internal rotor power wheel rotates to drive the robot body to move.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022579167.1U CN213341902U (en) | 2020-11-10 | 2020-11-10 | Inner rotor power wheel and cleaning robot applying same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022579167.1U CN213341902U (en) | 2020-11-10 | 2020-11-10 | Inner rotor power wheel and cleaning robot applying same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213341902U true CN213341902U (en) | 2021-06-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022579167.1U Active CN213341902U (en) | 2020-11-10 | 2020-11-10 | Inner rotor power wheel and cleaning robot applying same |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213341902U (en) |
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2020
- 2020-11-10 CN CN202022579167.1U patent/CN213341902U/en active Active
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