CN207782603U - The wheel hub motor of plug-in synchronous grating disc - Google Patents
The wheel hub motor of plug-in synchronous grating disc Download PDFInfo
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- CN207782603U CN207782603U CN201721880097.5U CN201721880097U CN207782603U CN 207782603 U CN207782603 U CN 207782603U CN 201721880097 U CN201721880097 U CN 201721880097U CN 207782603 U CN207782603 U CN 207782603U
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- grating disc
- rotating part
- wheel
- wheel hub
- hub motor
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Abstract
The utility model discloses a kind of wheel hub motor of plug-in synchronous grating disc, including：Wheel hub motor ontology, grating disc, photoelectric sensor and drive component；The wheel hub motor ontology includes the rotating part and turbin generator axis of hub-like, on the central shaft for the one side that the turbin generator axis is set to the rotating part；The one side in the rotating part is arranged in the grating disc, and is rotated around wheel motor shaft with rotating part, and the photoelectric sensor is arranged in the side of the grating disc, and the driving component is arranged in the wheel motor shaft.The utility model is compared to the prior art, cost-effective without another dress retarder, extends service life, further, since the utility model exports power without high rotating speed, almost noiseless without retarder machine driving, user experience is more preferably；Grating disc and fully synchronized turn of the row wheel on contact ground in the utility model is same, and the data of feedback are more accurate.
Description
Technical field
The utility model is related to In-wheel motor driving fields, more particularly to one kind being applied to smart load tool, intelligence machine
People, the unmanned trolleies of AGV intelligent drives wheel hub motor.
Background technology
Wheel hub motor technology is also referred to as wheel inner electric machine technology, its maximum feature is by power plant, rotation dress
It sets and brake apparatus all integrates in wheel hub, be simplified the mechanical part of electric vehicle.It is moved using wheel hub motor
Robot needs the speed control and position feedback of degree of precision, therefore, it is existing can autonomous robot it is mostly built-in
It is motor+gear reduction unit of photoelectric code disk to have common brushless hub electric motor or the motor tail portion filling structure of Hall sensor
The form of structure+wheel, however, there are disadvantages for the above structure.
First, in common brushless hub electric motor, since hall sensor close to the inner portion is unable to accurate feedback angular speed and turns
Angle variable is not easy to directly obtain the angular speed of wheel, corner variable in autonomous navigation system and corrects direction in time.
Secondly, it is lacked there are following in the structure of motor+gear reduction+wheel of the motor tail portion equipped with photoelectric code disk
Point：1, grating disc is mounted in the tail portion of drive motor, and due to have passed through retarder transmission, retarder also has increased with abrasion
Idle stroke causes grating asynchronous with the rotating speed of wheel, and feedack also has error；2, part is more, and product is complicated, cost
Height, retarder have noise, service life relatively low.
Therefore, the prior art is defective, needs to improve.
Utility model content
The purpose of the utility model is to overcome the deficiencies in the prior art, provide a kind of wheel hub electricity of plug-in synchronous grating disc
Machine.
The technical solution of the utility model is as follows：A kind of wheel hub motor of plug-in synchronous grating disc, including：Wheel hub motor sheet
Body, photoelectric sensor and drive component；The wheel hub motor ontology includes the rotating part and wheel motor shaft of hub-like, the wheel
Hub motor shaft is set on the central shaft of the one side of the rotating part；The driving component is arranged in the wheel motor shaft
On, the photoelectric sensor is arranged in the side of the rotating part.
Further, the photoelectric sensor is arranged in the driving component close to the side of the rotating part, described
Rotating part is reflective surface close to the face of the photoelectric sensor, and the position of photoelectric sensor is corresponded on the reflective surface equipped with several black
The extinction spacer region of color.
Further, it is reflecting light electric inductor to state photoelectric sensor.
More preferably, further include grating disc, the one side in the rotating part is arranged in the grating disc, and with rotating part around wheel
Hub motor shaft rotates, and the photoelectric sensor is arranged in the side of the grating disc, and the driving component is arranged in the wheel hub
On motor shaft.
Further, the grating disc is arranged in the periphery of the wheel motor shaft, and the driving component is arranged described
Side of the grating disc far from the rotating part, the photoelectric sensor are arranged in drive component corresponding with grating disc position
On.
Further, the rotating part is equipped with several screw holes close to the side of wheel motor shaft, and the grating disc passes through
Several nut support bars are arranged in the outside of the rotating part.
Further, the driving component includes fixed block and driving plate, and the driving plate is arranged on the fixed block,
The fixed block is arranged in the wheel motor shaft, and for fixing the driving plate, the photoelectric sensor is arranged in the drive
On movable plate.
Further, the photoelectric sensor is double flute photoelectric sensor.
Further, the grating disc is circular or is spliced by several sectors.
Using the above scheme, the utility model has the advantages that：
1, compared to the prior art, the utility model has saved retarder, and totle drilling cost has saved 50% or so, and uses
Service life is 3 times of conventional boss motor or more, further, since the utility model exports power without high rotating speed, without deceleration
Device machine driving, almost noiseless, user experience is more preferably；
2, the grating disc in the utility model and fully synchronized turn of the row wheel on contact ground are same, and the data of feedback are more accurate,
In addition, the diameter of grating disc can be more than the inside cover of wheel hub motor in the utility model, more raster grids can be distributed, are made
Feedback accuracy higher.
3, the utility model can be combined production with existing wheel hub motor body construction, not change conventional boss motor body
Interior any internal structure and technique are suitble to quick, high-volume, low cost production.
4, photoelectric sensor is placed in the exterior space of wheel hub motor ontology, and placement space is more much larger than built-in manner,
The waveform feedback of two phases not only may be implemented in the double flute photoelectric sensor that shape can be used larger, and feedback data is more accurate,
And save the inner space of a large amount of wheel hub motor ontology.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, the structure that can also be shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the structural schematic diagram of the utility model embodiment 2；
Fig. 2 is the disassembly diagram of the utility model embodiment 2.
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific implementation mode
Below in conjunction with the drawings and specific embodiments, the utility model is described in detail.
The utility model provides a kind of wheel hub motor of plug-in synchronous grating disc, including：Wheel hub motor ontology, optoelectronic induction
Device and drive component；The wheel hub motor ontology includes the rotating part and wheel motor shaft of hub-like, and the wheel motor shaft is set
It is placed on the central shaft of the one side of the rotating part；The driving component is arranged in the wheel motor shaft, the photoelectricity
Inductor is arranged in the side of the rotating part.Wherein, wheel motor shaft is fixed part, drive component and photoelectric sensor also with
Wheel motor shaft is opposing stationary.Drive component driving rotating part is rotated around wheel motor shaft, and photoelectric sensor is rotated for detecting
The rotating speed in portion.It is two specific embodiments below.
Embodiment 1
A kind of wheel hub motor of plug-in synchronous grating disc, including：Wheel hub motor ontology, photoelectric sensor and drive component；
The wheel hub motor ontology includes the rotating part and wheel motor shaft of hub-like, and the wheel motor shaft is set to the rotating part
One side central shaft on；The driving component is arranged in the wheel motor shaft, and the photoelectric sensor is arranged in institute
The side close to the rotating part on drive component is stated, the rotating part is reflective surface close to the face of the photoelectric sensor, should
The position that photoelectric sensor is corresponded on reflective surface is equipped with the extinction spacer region of several black.
The driving component includes fixed block and driving plate, and the driving plate is arranged on the fixed block, the fixation
Block is arranged in the wheel motor shaft, and for fixing the driving plate, the photoelectric sensor is arranged in the driving plate.Institute
It is reflecting light electric inductor to state photoelectric sensor.Rotating part rotate, when the extinction spacer region of the black on rotating part go to
When reflecting light electric inductor corresponding position, the outside transmission primaries signal of reflecting light electric inductor gives navigation algorithm system.
Embodiment 2
Shown in referring to Figures 1 and 2, a kind of wheel hub motor of plug-in synchronous grating disc, including：Wheel hub motor ontology 1, grating
Disk 2, photoelectric sensor 3 and drive component 4；The wheel hub motor ontology 1 includes the rotating part 11 and wheel motor shaft of hub-like
12, the wheel motor shaft 12 is set on the central shaft of the one side of the rotating part 11；The grating disc 2 is arranged described
The one side of rotating part 11, and rotated around wheel motor shaft 12 with rotating part 11, the photoelectric sensor 3 is arranged in the grating
The side of disk 2, the driving component 4 are arranged in the wheel motor shaft 12.
Specifically, the rotating part 11 is equipped with several screw holes, the grating disc 2 close to the side of wheel motor shaft 12
It is arranged in the outside of the rotating part 11 by several nut support bars, and is arranged in the periphery of the wheel motor shaft 12.
The grating disc 2 is circular or is spliced by several sectors.
The driving component 4 is arranged in side of the grating disc 2 far from the rotating part 11, the photoelectric sensor 3
It is arranged on drive component corresponding with 2 position of grating disc 4.The driving component 4 includes fixed block 42 and driving plate 41, institute
It states driving plate 41 to be arranged on the fixed block 42, the fixed block 42 is arranged in the wheel motor shaft 12, for fixing
Driving plate 41 is stated, the photoelectric sensor is arranged in the driving plate 41.
The photoelectric sensor is double flute photoelectric sensor.When rotating part 11 rotates, grating disc 2 is driven to rotate synchronously, by
The rotation data that double flute photoelectric sensor 3 acquires grating disc 2 feeds back to navigation algorithm system.
Since grating disc 2 using the present invention can be accomplished to be even more than wheel hub motor aluminum hull diameter with close, because
The quantity of this light tank being distributed thereon can be bigger, and the data that double flute photoelectric sensor 3 feeds back to navigation system are also more smart
Really.
The above is only the preferred embodiments of the present utility model only, is not intended to limit the utility model, all in this practicality
All any modification, equivalent and improvement etc., should be included in the guarantor of the utility model made by within novel spirit and principle
Within the scope of shield.
Claims (9)
1. a kind of wheel hub motor of plug-in synchronous grating disc, which is characterized in that including：Wheel hub motor ontology, photoelectric sensor and
Drive component；The wheel hub motor ontology includes the rotating part and wheel motor shaft of hub-like, and the wheel motor shaft is set to
On the central shaft of the one side of the rotating part；The driving component is arranged in the wheel motor shaft, the optoelectronic induction
Device is arranged in the side of the rotating part.
2. the wheel hub motor of plug-in synchronous grating disc according to claim 1, which is characterized in that further include grating disc, institute
It states grating disc and one side in the rotating part is set, and rotated around wheel motor shaft with rotating part, the photoelectric sensor is set
It sets in the side of the grating disc, the driving component is arranged in the wheel motor shaft.
3. the wheel hub motor of plug-in synchronous grating disc according to claim 2, which is characterized in that the grating disc setting exists
The periphery of the wheel motor shaft, the driving component are arranged in side of the grating disc far from the rotating part, the light
Electric inductor is arranged on drive component corresponding with grating disc position.
4. the wheel hub motor of plug-in synchronous grating disc according to claim 2, which is characterized in that the rotating part is close to wheel
The side of hub motor shaft is equipped with several screw holes, and the grating disc is arranged by several nut support bars in the rotating part
Outside.
5. the wheel hub motor of plug-in synchronous grating disc according to claim 2, which is characterized in that the driving component includes
Fixed block and driving plate, the driving plate are arranged on the fixed block, and the fixed block is arranged in the wheel motor shaft, use
In the fixation driving plate, the photoelectric sensor is arranged in the driving plate.
6. the wheel hub motor of plug-in synchronous grating disc according to claim 2, which is characterized in that the photoelectric sensor is
Double flute photoelectric sensor.
7. the wheel hub motor of plug-in synchronous grating disc according to claim 2, which is characterized in that the grating disc is annulus
Shape is spliced by several sectors.
8. the wheel hub motor of plug-in synchronous grating disc according to claim 1, which is characterized in that the photoelectric sensor is set
The side close to the rotating part in the driving component is set, the rotating part is reflective close to the face of the photoelectric sensor
Face, the position that photoelectric sensor is corresponded on the reflective surface are equipped with the extinction spacer region of several black.
9. the wheel hub motor of plug-in synchronous grating disc according to claim 8, which is characterized in that the photoelectric sensor is
Reflecting light electric inductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721880097.5U CN207782603U (en) | 2017-12-28 | 2017-12-28 | The wheel hub motor of plug-in synchronous grating disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721880097.5U CN207782603U (en) | 2017-12-28 | 2017-12-28 | The wheel hub motor of plug-in synchronous grating disc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207782603U true CN207782603U (en) | 2018-08-28 |
Family
ID=63225306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721880097.5U Active CN207782603U (en) | 2017-12-28 | 2017-12-28 | The wheel hub motor of plug-in synchronous grating disc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207782603U (en) |
-
2017
- 2017-12-28 CN CN201721880097.5U patent/CN207782603U/en active Active
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