CN204145196U - Motor - Google Patents
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- CN204145196U CN204145196U CN201420521176.7U CN201420521176U CN204145196U CN 204145196 U CN204145196 U CN 204145196U CN 201420521176 U CN201420521176 U CN 201420521176U CN 204145196 U CN204145196 U CN 204145196U
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- 239000000758 substrate Substances 0.000 claims abstract description 19
- 230000004308 accommodation Effects 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 description 8
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 230000002093 peripheral effect Effects 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004323 axial length Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000000527 greater trochanter Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 150000002739 metals Chemical class 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Elevator Door Apparatuses (AREA)
- Brushless Motors (AREA)
Abstract
The utility model provides a kind of motor, and motor (1) comprises rotating part (2) and stationary part (3).Rotating part comprises axle (21), is fixed on the rotor retainer (22) of axle and is fixed on the rotor magnet (23) of rotor retainer.Stationary part comprise mounting panel (31), the radial outside of mounting panel be held in directly or indirectly mounting panel armature (32), remain on the parts of bearings (33) of the radially inner side of mounting panel and be configured in the encoder substrate (400) of downside and the sensor base plate (401) of armature.Encoder substrate comprises position of rotation detecting element (400A), and position of rotation detecting element is configured in the position on the lower, lower axial end portion than rotor magnet.Parts of bearings (33) is overlapping with at least one party in rotor magnet (23) and armature (32) in radial direction.The efferent (213) of axle (21) is given prominence to from the upside of rotor retainer (22), and axle (21) has accommodation by the accommodation section of position of rotation test section (214) in lower axial end portion.
Description
Technical field
The utility model relates to the motor of the power transmissions such as a kind of open/close driving device for elevator door.
Background technology
In the past, power transmission was formed primarily of the transmission band of transmission of power, driving pulley and motor.Such as, in the driven for opening and closing of elevator door, the output of motor is transmitted slows down with band and driving pulley.Further, by this speed reducing ratio, the timing belt of elevator door opening-closing is driven.Use inner-rotor type motor or outer rotor motor as drive source.As outer rotor motor, such as, just like the motor recorded in No. 2004-001982, Japanese Laid-Open Patent Publication.The motor of elevator door driving device adopts the flat type brushless motor that the external diameter of motor is larger than the axial height of stator core.
Such as, when elevator door driving device, in order to realize the trickle on-off action of door, need the running correctly grasping motor.Therefore, except installing Hall element, also require the position detecting elements such as encoder to be installed in motor, correctly detect the position of motor.Further, in elevator door opening-closing drive unit, the axial length by making motor slimming carry out reduction means entirety is also required.
In the outer rotor motor recorded in No. 2004-001982, Japanese Laid-Open Patent Publication, disclose following structure.In the stator, coil winding, in the iron core with radial pole groove, is connected with the cylindrical wall of the bracket given prominence to from axial front side integratedly in the inner circumferential side of this iron core.On the other hand, rotor comprises cylindric surrounding wall portion, axle portion and connecting wall.Surrounding wall portion has the opposed permanent magnet in the gap that separates regulation with the outer circumferential side of stator.Axle portion is supported in the cylindrical wall inside stator by bearing.Connecting wall, and to be connected with axle portion from surrounding wall portion around the axial back-surface side to stator.The through stator in axle portion and cylindrical wall, the end in axle portion is to the front side of cylindrical wall outstanding (0017 section).
In the motor that No. 2004-001982, Japanese Laid-Open Patent Publication is recorded, when installing encoder, in order to ensure the configuration space of encoder, need the axial height strengthening stator core.Therefore, the axial height that there is motor also becomes large restriction.
Utility model content
Therefore, the purpose of this utility model is to provide a kind of motor, it reduces the axial width of motor by being set as following structure, this structure is such structure: at the position of rotation detecting element of the position of rotation by being used for correctly detection rotor with when being installed in motor by position of rotation test section, make the accommodation section being contained in axle by position of rotation test section, overlapping in radial direction with parts of bearings by position of rotation test section.
The motor of the first utility model that the application is exemplary comprises: stationary part; And rotating part, it is supported to and can rotates relative to centered by the central axis of the above downward-extension of described stationary part, and described stationary part comprises: mounting panel; Armature, its radial outside at described mounting panel is held in described mounting panel directly or indirectly; Parts of bearings, it remains on the radially inner side of described mounting panel; And circuit board, it is configured in the downside of described armature, and described rotating part comprises: axle, and it is along described central axis configuration and by described parts of bearings supporting for rotating; Rotor retainer, it is fixed on described axle; And rotor magnet, it is fixed on described rotor retainer, described circuit board comprises the position of rotation detecting element of the position of rotation detecting described rotating part, described position of rotation detecting element is configured in the position on the lower, lower axial end portion than described rotor magnet, the feature of described motor is, described parts of bearings is overlapping with at least one party in described rotor magnet and described armature in radial direction, the end of the outlet side of described axle is given prominence to from the upside of described rotor retainer, and described axle has accommodation by the accommodation section of position of rotation test section in lower axial end portion.
An execution mode exemplary according to the application, described overlapping in radial direction with described parts of bearings by position of rotation test section.
An execution mode exemplary according to the application, described rotor retainer comprises cap and cylindrical portion, and described rotor magnet is held in described cylindrical portion, and described parts of bearings is configured in axial downside relative to described cap.
An execution mode exemplary according to the application, described parts of bearings is configured in the radially inner side of described rotor retainer.
An execution mode exemplary according to the application, described parts of bearings comprises clutch shaft bearing parts and the second parts of bearings, the upper end of described clutch shaft bearing parts is positioned at upper end than described armature or described rotor magnet by the position of axial downside, and the lower end of described second parts of bearings is positioned at lower end than described armature or described rotor magnet by the position of axial upside.
An execution mode exemplary according to the application, the axial distance between described clutch shaft bearing parts and described second parts of bearings is less than the radial outer diameter of described parts of bearings.
An execution mode exemplary according to the application, described clutch shaft bearing parts are positioned at the position than the described second top side of parts of bearings, and described clutch shaft bearing parts contact in the axial direction with described second parts of bearings.
An execution mode exemplary according to the application, the bearing support that described mounting panel comprises base portion and extends to axial upside from described base portion, described bearing support keeps, with the fixed part of the axially end contact of described clutch shaft bearing parts, keeping described clutch shaft bearing parts by described fixed part.
An execution mode exemplary according to the application, described position of rotation detecting element and described by position of rotation test section axially arranged opposite.
An execution mode exemplary according to the application, described armature comprises: stator core, it core-back comprising ring-type and the multiple teeth radially given prominence to from described core-back; Coil, it is formed by reel is around in described tooth; And insulating part, the surface of tooth described in its local complexity, described circuit board comprises sensor base plate, described sensor base plate is fixed on the axially downside of described insulating part by substrate secure component, described mounting panel in the axial direction surface has recess, holds the bottom of described substrate secure component in described recess.
An execution mode exemplary according to the application, described rotor magnet is configured in the radially inner side of described rotor retainer, and described armature is configured in the radially inner side of described rotor magnet.
An execution mode exemplary according to the application, described mounting panel is fixed on described armature by armature secure component, described armature secure component described parts of bearings radial outside the top of described clutch shaft bearing parts and described circuit board axially bottom between axial range in.
First utility model exemplary according to the application, be used in the motor of the correctly position of rotation detecting element of the position of rotation of detection rotor in installing, parts of bearings is overlapping with at least one party in rotor magnet and armature in radial direction.Thus, the configuration space for installing position of rotation detecting element can being guaranteed, the axial width of motor can be reduced again.
Accompanying drawing explanation
Fig. 1 is the longitudinal section of the motor involved by the first execution mode.
Fig. 2 is the stereogram of the mounting panel involved by the first execution mode.
Fig. 3 is the upward view of the motor involved by the first execution mode.
Fig. 4 is the longitudinal section of axle involved by variation and parts of bearings.
Fig. 5 is the longitudinal section of the motor involved by the second execution mode.
Embodiment
Below, exemplary to the utility model execution mode is described.In addition, in this application, the direction of the centerline axis parallel with motor is called " axis ", the direction orthogonal with the central axis of motor is called " radial direction ", the direction along the circular arc centered by the central axis of motor is called " circumference ".Further, in this application, axially will be set to above-below direction, relative to rotating part with parts of bearings side for upside is described the shape of each several part and position relationship.But, the definition of this above-below direction do not limit motor involved by the utility model when manufacturing and use towards.
Further, in this application, " parallel direction " also comprises almost parallel direction.Further, in this application, " orthogonal direction " also comprises roughly orthogonal direction.
< 1. first execution mode >
Fig. 1 and Fig. 2 is utilized to be described.Fig. 1 is the longitudinal section of the motor 1 involved by the first execution mode of the present utility model.Fig. 2 is the stereogram of mounting panel 31.Motor 1 is such as the brushless motor of the drive source being used as the general industrial equipments such as elevator door driving device.As shown in Figure 1, motor 1 comprises rotating part 2 and stationary part 3.
Rotating part 2 is supported to and can rotates centered by the central axis J1 of above downward-extension.Rotating part 2 comprises axle 21, rotor retainer 22 and rotor magnet 23.Axle 21 centrally axis J1 configures, and is supported as rotating by parts of bearings 33.The metals such as the materials'use such as stainless steel of axle 21.Axle 21 comprises central diameter portion 211, large-diameter portion 212 and efferent 213.Central diameter portion 211 comprises the lower end of axle 21, and is supported in aftermentioned parts of bearings 33.Large-diameter portion 212 is positioned at than the position of central diameter portion 211 by axial upside.The external diameter of large-diameter portion 212 is larger than the external diameter in central diameter portion 211.Efferent 213 is positioned at than the position of large-diameter portion 212 by axial upside.The external diameter of efferent 213 is less than the external diameter of large-diameter portion 212.Efferent 213 is given prominence to from the cap 222 of aftermentioned rotor retainer 22.Central diameter portion 211 has the accommodation section 214 towards upper axial end depression.Be configured with aftermentioned by position of rotation test section 500 in accommodation section 214.
At the radial outside of efferent 213, driving pulley 80 is such as installed.The driving torque of motor is passed to driving pulley 80 from rotating part 2 via axle 21.By the rotation of driving pulley 80, it is mobile that transmission is carried out in transmission band (not shown), such as, drive elevator door opening-closing.
Rotor retainer 22 is installed on the axially upside of axle 21.Rotor retainer 22 comprises axle fixed part 221, cap 222 and cylindrical portion 223.The cylindrical shape of axle fixed part 221, from the central authorities of cap 222 along axle 21 to axially upside extension.Axle fixed part 221 is fixed on the large-diameter portion 212 of axle 21.Cap 222 is in the form of annular discs, expands from the lower end of axle fixed part 221 to radial outside.Cylindrical portion 223 extends downwards from the outer rim of cap 222.
Such as, need in lift appliance, to strengthen speed reducing ratio to increase the torque of power transmission.Therefore, need to improve the constant intensity of rotor retainer 22 relative to axle 21.Therefore, by adding the external diameter of the large-diameter portion 212 contacted with rotor retainer 22 of macro-axis 21, the contact area between large-diameter portion 212 and axle fixed part 221 becomes large.Thus, rotor retainer 22 is strengthened further relative to the constant intensity of axle 21.
In the present embodiment, because the external diameter in the external diameter specific output portion 213 of large-diameter portion 212 is large, therefore speed reducing ratio becomes large.The motor that the external diameter of the efferent 213 outstanding compared to the cap 222 from rotor retainer 22 is equal with the external diameter of large-diameter portion 212, the speed reducing ratio of motor 1 becomes greatly.Consequently, the large torque needed for elevator door opening-closing driving is obtained by driving pulley and transmission band.
That is, according to the motor 1 of the present embodiment, in the motor of platypelloid type, the axial height of motor 1 can be reduced, the speed reducing ratio needed for elevator door opening-closing driving can be obtained again, the constant intensity of greater trochanter retainer 22 relative to axle fixed part 221 can also be added.
At this, platypelloid type refers to that the external diameter of rotor retainer 22 is larger than the axial height of stator core 321.
Rotor magnet 23 is fixed on the radially inner side of cylindrical portion 223.Rotor magnet 23 both can be cylindric, also can be circumferentially arranged by multiple magnet to form.
Rotating part 2 is assembled in the following way: after rotor retainer 22 is fixed on axle 21, installs rotor magnet 23, and install by position of rotation test section 500 in the accommodation section 214 of axle 21 at the inner peripheral surface of rotor retainer 22.Except installing Hall element, when also the position of rotation detecting elements such as encoder being installed in motor, hold aftermentioned encoder magnet 501 in the accommodation section 214 of axle 21.
Stationary part 3 comprises mounting panel 31, armature 32, parts of bearings 33 and as the encoder substrate 400 of circuit board and sensor base plate 401.Mounting panel 31 comprises base portion 311 and bearing support 312.Base portion 311 support armature 32.Base portion 311 has recess 313 at the upper surface of mounting panel 31.Bearing support 312 and central axis J1 configure coaxially.Bearing support 312 from base portion 311 to axially upside extension, and utilizes medial surface block bearing parts 33.
Mounting panel 31 and armature 32 keep directly or indirectly mutually at the radial outside of parts of bearings 33.In the present embodiment, mounting panel 31 and armature 32 interfix by armature secure component 34.Armature secure component 34 is in axial range between the top of clutch shaft bearing parts 331 and the axial lower surface of encoder substrate 400 and sensor base plate 401 of the radial outside of aftermentioned parts of bearings 33.Thus, the axial height of motor is reduced.In addition, in the present embodiment, as long as can mounting plate 31 and armature 32, armature secure component 34 be just not limited to screw, also can use the parts such as buttonhole, rivet.
Armature 32 comprises stator core 321, insulating part 323 and coil 322.Stator core 321 comprises: the core-back of the ring-type configured roughly coaxially with central axis J1; And from core-back multiple teeth outstanding to radial outside.Stator core 321 is formed by stacked multiple magnetic steel plate in the vertical direction.The tooth of stator core 321 is opposed with rotor magnet 23.The part except inner peripheral surface in insulating part 323 covering stator iron core 321.Wire is wound in each tooth across insulating part 323, forms the coil 322 providing magnetic field to rotating part 2.In addition, as long as insulating part 323 can the part being wound with coil 322 in covering stator iron core 321, then can be any shape.
Parts of bearings 33 is ball bearings.Parts of bearings 33 is configured in axial downside relative to the cap 222 of rotor retainer 22.Further, parts of bearings 33 is configured in the radially inner side of rotor retainer 22.Parts of bearings 33 is overlapping in radial direction with rotor magnet 23.In addition, if parts of bearings 33 radial with rotor magnet 23 and armature 32 both overlapping, then can reduce the axial height of motor, therefore more preferably.But, as long as parts of bearings 33 is overlapping with at least any one party in rotor magnet 23 and armature 32.
Parts of bearings 33 comprises clutch shaft bearing parts 331 and the second parts of bearings 332.Clutch shaft bearing parts 331 are positioned at the position than the second top side of parts of bearings 332.The inner ring of the upper end of clutch shaft bearing parts 331 contacts with the lower surface of the large-diameter portion 212 of axle 21.The external diameter of the large-diameter portion 212 of axle 21 than the internal diameter of the inner ring of clutch shaft bearing parts 331 and external diameter large, and less than the internal diameter of outer ring.The lower surface of large-diameter portion 212 contacts with the inner ring of clutch shaft bearing parts 331.Further, contacted with the inner ring of clutch shaft bearing parts 331 by the lower surface of large-diameter portion 212, reduce the axial height of motor 1.Further, when wanting the axial height reducing motor 1, the stage portion 212A to radially inner side depression can also be formed as shown in Figure 4 in the lower surface of large-diameter portion 212.In the diagram, large-diameter portion 212 comprises stage portion 212A and rotor retainer fixed part 212B.Rotor retainer fixed part 212B contacts with the axle fixed part 221 of rotor retainer 22.The external diameter of stage portion 212A than the internal diameter of the inner ring of clutch shaft bearing parts 331 and external diameter large, and less than the internal diameter of outer ring.The external diameter of rotor retainer fixed part 212B is larger than the external diameter of stage portion 212A.Further, the lower surface of stage portion 212A contacts with the inner ring of clutch shaft bearing parts 331.Thus, the contact area between the rotor retainer fixed part 212B larger than the external diameter of stage portion 212A due to external diameter and axle fixed part 221 becomes greatly, and therefore, rotor retainer 22 becomes large relative to the constant intensity of axle 21.
Clutch shaft bearing parts 331 contact axial with the second parts of bearings 332.The upper end of clutch shaft bearing parts 331 is positioned at the position leaning on axially upside than the upper end 231 of rotor magnet 23.The lower end of the second parts of bearings 332 is positioned at the position leaning on axially downside than the bottom 232 of rotor magnet 23.Second parts of bearings 332 contacts with the bearing support 312 of mounting panel 31, thus positions the axial location of the second parts of bearings 332.Outer ring fixed part (not shown) supporting of clutch shaft bearing parts 331.The upper surface of fixed part contacts with bearing support 312.Fixed part such as uses the C type circle be made of metal.The bearing pressing piece (not shown) of the inner ring of supporting second parts of bearings 332 is installed in the lower end of axle 21.Bearing pressing piece is such as the C type circle be made of metal.Thus, the positioning precision of clutch shaft bearing parts 331 and the second parts of bearings 332 becomes good.The inner ring of clutch shaft bearing parts 331 and the inner ring of the second parts of bearings 332 are supported by the central diameter portion 211 of axle 21.The inner ring of clutch shaft bearing parts 331 also can not contact with the inner ring of the second parts of bearings 332.When there is gap between clutch shaft bearing parts 331 and the axial location of the second parts of bearings 332, this gap is less than the radial outer diameter of each parts of bearings 33.Therefore, it is possible to control the axial height of motor 1 further.
Fig. 3 is the upward view of the motor 1 of present embodiment.Referring to figs. 1 to Fig. 3, encoder substrate 400 and sensor base plate 401 are configured in the downside of armature 32.Encoder substrate 400 and sensor base plate 401 are fixed on the base portion 311 of mounting panel 31, encoder substrate 400 and sensor base plate 401 with parts of bearings 33 axially opposed.Encoder substrate 400 in the ring-type centered by central axis J1, and is fixed on base portion 311 by circuit board secure component 341.
Sensor base plate 401 in roughly arc-shaped, and is fixed on the lower axial end portion of insulating part 323 by sensor base plate secure component 42.In addition, the bottom of sensor base plate secure component 42 is contained in the recess 313 of mounting panel 31.Therefore, compared with have employed the motor of the mounting panel 31 not having recess 313, the axial height of motor 1 can be reduced.Although sensor base plate secure component 42 is screws, as long as can fixation of sensor substrate 401 and insulating part 323, being then not limited to screw, also can be the parts such as buttonhole and rivet.
Hall element (Hall element or Hall IC, not shown) is installed near the rotor magnet 23 of the upper surface of sensor base plate 401.Hall element detects the magnetic field produced by rotor magnet 23.Thus, the position of rotation of rotating part 2 is detected.
Encoder substrate 400 is substrates of circular.Encoder substrate 400 is configured in the position leaning on axially downside than the bottom 232 of rotor magnet 23.Encoder substrate 400 comprises position of rotation detecting element 70.Position of rotation detecting element 70 and aftermentioned encoder magnet 501 are axially opposed.Position of rotation detecting element 70 can act synergistically with encoder magnet 501 and detect rotating speed and the position of rotation of rotating part 2.Position of rotation detecting element 70 is such as Hall element.
Be contained in the accommodation section 214 of axle 21 by position of rotation test section 500.Comprised by position of rotation test section 500: the anglec of rotation of detection axis 21 and the encoder magnet 501 of rotary speed; And keep the magnet retainer 502 of encoder magnet 501.Encoder substrate 400 and encoder magnet 501 are axially arranged opposite.The axial location of encoder magnet 501 is overlapping in radial direction with parts of bearings 33.Magnet retainer 502 is in substantially cylindrical shape.In the present embodiment, encoder magnet 501 is one, and magnet retainer 502 is formed by one.
In motor 1, the efferent 213 of axle 21 is given prominence to from the cap 222 of rotor retainer 22, encoder magnet 501 is overlapping in radial direction with parts of bearings 33, thus, the configuration space for installing position of rotation detecting element 70 can be guaranteed in motor 1, encoder magnet 501 can be held in the accommodation section 214 of axle 21 again, thus reduce the axial width of motor 1.
Other execution modes of < 2. >
Above, the execution mode exemplary to the utility model is illustrated, but the utility model is not limited to above-mentioned execution mode.Fig. 5 is the figure of the structure of the motor illustrated involved by other execution modes of the present utility model.
As shown in Figure 5, motor of the present utility model also can be the motor 1A of inner-rotor type.When for inner-rotor type motor, rotor magnet 23A is configured in the radially inner side of stator core 321A.
Position of rotation detecting element 70 also can be the light-emitting components such as LED, also can is the photo detectors such as photodiode by position of rotation test section 500.Further, encoder substrate 400 and sensor base plate 401 both can be one, also can be more than three.
The external diameter of efferent 213A also can be less than the external diameter of large-diameter portion 212A, and larger than the external diameter of central diameter portion 211A.
In addition, about the structure at the detailed position of motor, also can be different from the structure shown in each figure of the present utility model.Further, also each key element occurred in above-mentioned execution mode and variation can be carried out suitable combination in the scope do not conflicted.
The utility model can be used in motor.
Claims (14)
1. a motor, described motor comprises:
Stationary part; And
Rotating part, it is supported to and can rotates relative to centered by the central axis of the above downward-extension of described stationary part,
Described stationary part comprises:
Mounting panel;
Armature, its radial outside at described mounting panel is held in described mounting panel directly or indirectly;
Parts of bearings, it remains on the radially inner side of described mounting panel; And
Circuit board, it is configured in the downside of described armature,
Described rotating part comprises:
Axle, it is along described central axis configuration and by described parts of bearings supporting for rotating;
Rotor retainer, it is fixed on described axle; And
Rotor magnet, it is fixed on described rotor retainer,
Described circuit board comprises the position of rotation detecting element of the position of rotation detecting described rotating part,
Described position of rotation detecting element is configured in the position on the lower, lower axial end portion than described rotor magnet, and the feature of described motor is,
Described parts of bearings is overlapping with at least one party in described rotor magnet and described armature in radial direction,
The end of the outlet side of described axle is given prominence to from the upside of described rotor retainer,
Described axle has accommodation by the accommodation section of position of rotation test section in lower axial end portion.
2. motor according to claim 1, is characterized in that,
Described overlapping in radial direction with described parts of bearings by position of rotation test section.
3. motor according to claim 1, is characterized in that,
Described rotor retainer comprises cap and cylindrical portion,
Described rotor magnet is held in described cylindrical portion,
Described parts of bearings is configured in axial downside relative to described cap.
4. motor according to claim 2, is characterized in that,
Described rotor retainer comprises cap and cylindrical portion,
Described rotor magnet is held in described cylindrical portion,
Described parts of bearings is configured in axial downside relative to described cap.
5. motor according to claim 3, is characterized in that,
Described parts of bearings is configured in the radially inner side of described rotor retainer.
6. motor according to claim 4, is characterized in that,
Described parts of bearings is configured in the radially inner side of described rotor retainer.
7. motor according to claim 1, is characterized in that,
Described parts of bearings comprises clutch shaft bearing parts and the second parts of bearings,
The upper end of described clutch shaft bearing parts is positioned at upper end than described armature or described rotor magnet by the position of axial downside,
The lower end of described second parts of bearings is positioned at lower end than described armature or described rotor magnet by the position of axial upside.
8. motor according to claim 7, is characterized in that,
Axial distance between described clutch shaft bearing parts and described second parts of bearings is less than the radial outer diameter of described parts of bearings.
9. motor according to claim 7, is characterized in that,
Described clutch shaft bearing parts are positioned at the position than the described second top side of parts of bearings,
Described clutch shaft bearing parts contact in the axial direction with described second parts of bearings.
10. motor according to any one of claim 1 to 7, is characterized in that,
The bearing support that described mounting panel comprises base portion and extends to axial upside from described base portion,
Described bearing support keeps the fixed part with the axially end contact of described clutch shaft bearing parts,
Described clutch shaft bearing parts are kept by described fixed part.
11. motors according to any one of claim 1 to 7, is characterized in that,
Described position of rotation detecting element and described by position of rotation test section axially arranged opposite.
12. motors according to any one of claim 1 to 7, is characterized in that,
Described armature comprises:
Stator core, it core-back comprising ring-type and the multiple teeth radially given prominence to from described core-back;
Coil, it is formed by reel is around in described tooth; And
Insulating part, the surface of tooth described in its local complexity,
Described circuit board comprises sensor base plate,
Described sensor base plate is fixed on the axially downside of described insulating part by substrate secure component,
Described mounting panel in the axial direction surface has recess,
The bottom of described substrate secure component is held in described recess.
13. motors according to any one of claim 3 to 6, is characterized in that,
Described rotor magnet is configured in the radially inner side of described rotor retainer,
Described armature is configured in the radially inner side of described rotor magnet.
14. motors according to claim 13, is characterized in that,
Described mounting panel is fixed on described armature by armature secure component,
Described armature secure component described parts of bearings radial outside the top of described clutch shaft bearing parts and described circuit board axially bottom between axial range in.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2013196373A JP6226667B2 (en) | 2013-09-24 | 2013-09-24 | motor |
| JP2013-196373 | 2013-09-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204145196U true CN204145196U (en) | 2015-02-04 |
Family
ID=52421860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420521176.7U Expired - Fee Related CN204145196U (en) | 2013-09-24 | 2014-09-11 | Motor |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP6226667B2 (en) |
| CN (1) | CN204145196U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106059147A (en) * | 2016-07-28 | 2016-10-26 | 奉化市兴宇电机制造有限公司 | Electric automobile air conditioner compressor drive DC brushless motor |
| CN114123669A (en) * | 2021-11-11 | 2022-03-01 | 博世电动工具（中国）有限公司 | Magnetic induction assembly for motor, motor and electric tool |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR102129104B1 (en) * | 2018-11-15 | 2020-07-02 | 엘지전자 주식회사 | Motor of outer rotor type |
| CN109525060A (en) * | 2019-01-15 | 2019-03-26 | 桂林智神信息技术有限公司 | A kind of stabilizer motor connecting structure |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3459083B2 (en) * | 1993-02-26 | 2003-10-20 | 日本電産株式会社 | Fan motor |
| JPH08186968A (en) * | 1994-12-28 | 1996-07-16 | Nippon Densan Corp | Brushless motor |
| JP2000086127A (en) * | 1998-09-14 | 2000-03-28 | Hitachi Ltd | Elevator |
| JP2007288967A (en) * | 2006-04-19 | 2007-11-01 | Makita Corp | Dc brushless motor |
-
2013
- 2013-09-24 JP JP2013196373A patent/JP6226667B2/en not_active Expired - Fee Related
-
2014
- 2014-09-11 CN CN201420521176.7U patent/CN204145196U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106059147A (en) * | 2016-07-28 | 2016-10-26 | 奉化市兴宇电机制造有限公司 | Electric automobile air conditioner compressor drive DC brushless motor |
| CN114123669A (en) * | 2021-11-11 | 2022-03-01 | 博世电动工具（中国）有限公司 | Magnetic induction assembly for motor, motor and electric tool |
| CN114123669B (en) * | 2021-11-11 | 2023-02-24 | 博世电动工具（中国）有限公司 | Magnetic induction assembly for motor, motor and electric tool |
Also Published As
| Publication number | Publication date |
|---|---|
| JP6226667B2 (en) | 2017-11-08 |
| JP2015065707A (en) | 2015-04-09 |
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