CN207442557U - Magnet ring rotor assembly and motor - Google Patents
Magnet ring rotor assembly and motor Download PDFInfo
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- CN207442557U CN207442557U CN201721383300.8U CN201721383300U CN207442557U CN 207442557 U CN207442557 U CN 207442557U CN 201721383300 U CN201721383300 U CN 201721383300U CN 207442557 U CN207442557 U CN 207442557U
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- limit protrusion
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Abstract
The utility model provides a kind of magnet ring rotor assembly and motor.The magnet ring rotor assembly includes rotor (1) and is set in the magnet ring (2) of rotor (1) outside, the circumferential position limiting structure that /V is carried out to the circumferential relative position of rotor (1) and magnet ring (2) is formed between rotor (1) and magnet ring (2), and /V is carried out to the relative axial position of rotor (1) and magnet ring (2) to prevent axial limit structure that magnet ring (2) is deviate from from rotor (1), it circumferential position limiting structure and axial is engaged to position limiting structure to prevent rotation stop sub (1) and magnet ring (2) generation relative motion.Magnet ring rotor assembly according to the present utility model, it is simple that rotor is connected fixed process with magnet ring, and reliability is high, and cost is relatively low.
Description
Technical field
The utility model belongs to motor device technical field, and in particular to a kind of magnet ring rotor assembly and motor.
Background technology
At present, magnet ring rotor is widely used in motor field, common motor magnet ring rotor structure, is usually turning
With magnet ring mating part entirety spreading glue on son, catalyst etc. is then integrally smeared on magnet ring inner wall, makes to turn by frock
Son coordinates with magnet ring.The mode complex procedures of this magnet ring, rotor all spreading glues, with reference to requirement of the reliability to glue
Height, manufactures cost and maintenance cost is higher.
Utility model content
Therefore, the technical problems to be solved in the utility model is to provide a kind of magnet ring rotor assembly and motor, rotor with
The fixed process of magnet ring connection is simple, and reliability is high, and cost is relatively low.
To solve the above-mentioned problems, the utility model provides a kind of magnet ring rotor assembly, including rotor and is set in rotor
Outer magnet ring forms the circumferential position limiting structure that /V is carried out to the circumferential relative position of rotor and magnet ring between rotor and magnet ring,
And axial limit structure of the /V to prevent magnet ring from deviating from from rotor, week are carried out to the relative axial position of rotor and magnet ring
Relative motion occurs to prevent rotation stop and magnet ring to position limiting structure and axial be engaged to position limiting structure.
Preferably, circumferential position limiting structure includes connecting key, the first keyway and the second keyway, and the first keyway is located on rotor,
Second keyway is located on magnet ring, and the first keyway and the second keyway are correspondingly arranged, and connecting key is arranged on the first keyway and the second keyway
It is interior.
Preferably, axial limit structure includes being engaged along the circumferential recess of the circumferentially extending of rotor and with circumferential recess
Limit protrusion, circumferential recess is located on one of rotor or magnet ring, and limit protrusion is located at other one in rotor or magnet ring
On a.
Preferably, circumferential position limiting structure includes connecting key, the first keyway and the second keyway, and the first keyway is located on rotor,
Second keyway is located on magnet ring, and when limit protrusion is located on rotor, limit protrusion and the first keyway are in the circumferential direction of rotor
It shifts to install；Or, when limit protrusion is located on magnet ring, limit protrusion is set with circumferential direction dislocation of second keyway in rotor
It puts.
Preferably, limit protrusion is located on magnet ring, and the radial height of limit protrusion is less than or equal to the depth of the first keyway,
The top width of limit protrusion is less than or equal to the bottom width of the first keyway.
Preferably, circumferential recess is connected with the first keyway, width and circumferential recess of the limit protrusion along rotor axial direction
Width along rotor axial direction matches.
Preferably, limit protrusion is located on rotor, and the radial height of limit protrusion is less than or equal to the depth of the second keyway,
The top width of limit protrusion is less than or equal to the bottom width of the second keyway.
Preferably, circumferential recess is connected with the second keyway, width and circumferential recess of the limit protrusion along rotor axial direction
Width along rotor axial direction matches.
Preferably, multiple circumferential position limiting structures are in the circumferentially-spaced arrangement of rotor and magnet ring；And/or multiple limit protrusions
Along the circumferentially-spaced arrangement of rotor, each limit protrusion is engaged with same circumferential recess.
Preferably, mounting hole is provided in rotor, the central axis of mounting hole and the central axis of rotor are perpendicular, installation
Backing pin is equipped in hole, at least one end of backing pin is stretched out outside rotor, and the part that backing pin is stretched out outside rotor forms limit protrusion.
Preferably, the central axis of mounting hole intersects with the central axis of rotor, and the both ends of backing pin are stretched out outside rotor, and
Form limit protrusion.
Preferably, the first keyway is straight slot, and baffle is fixedly installed in the end of the first keyway；And/or second keyway be
Straight slot is fixedly installed baffle in the end of the second keyway.
Preferably, the outer circumferential surface of connecting key is coated with bonded adhesives.
Another aspect according to the present utility model provides a kind of motor, including magnet ring rotor assembly, the magnet ring rotor set
Part is above-mentioned magnet ring rotor assembly.
Magnet ring rotor assembly provided by the utility model, including rotor and the magnet ring being set in outside rotor, rotor and magnet ring
Between form the circumferential position limiting structure that /V is carried out to the circumferential relative position of rotor and magnet ring and the axis to rotor and magnet ring
/V is carried out to relative position to prevent axial limit structure that magnet ring deviate from from rotor, circumferential position limiting structure and circumferential direction /V knot
Structure is engaged occurs relative motion to prevent rotation stop and magnet ring.Pass through circumferential limit between the rotor and magnet ring of the magnet ring rotor assembly
Bit architecture and axial limit structure form mechanical connection and fix, it is only necessary to process corresponding cooperation respectively on rotor and magnet ring
Structure, simple in structure, stable connection is reliable, is easily installed dismounting, reliability is high, and cost is relatively low, rotor and magnet ring
It recycles again.
Description of the drawings
Fig. 1 is the structure diagram of the magnet ring of the magnet ring rotor assembly of the utility model first embodiment；
Fig. 2 is the A-A of Fig. 1 to schematic cross-sectional view；
Fig. 3 is the volume rendering structure diagram of the magnet ring of the magnet ring rotor assembly of the utility model first embodiment；
Fig. 4 is the structure diagram of the rotor of the magnet ring rotor assembly of the utility model first embodiment；
Fig. 5 is the A-A of Fig. 4 to schematic cross-sectional view；
Fig. 6 is the volume rendering structure diagram of the rotor of the magnet ring rotor assembly of the utility model first embodiment；
Fig. 7 is the structure diagram of the magnet ring rotor assembly of the utility model first embodiment；
Fig. 8 is the A-A of Fig. 7 to schematic cross-sectional view；
Fig. 9 is the exploded perspective structure diagram of the magnet ring rotor assembly of the utility model first embodiment；
Figure 10 is the volume rendering structure diagram of the magnet ring rotor assembly of the utility model first embodiment；
Figure 11 is the structure diagram of the magnet ring of the magnet ring rotor assembly of the utility model second embodiment；
Figure 12 is the A-A of Figure 11 to schematic cross-sectional view；
Figure 13 is the volume rendering structure diagram of the magnet ring of the magnet ring rotor assembly of the utility model second embodiment；
Figure 14 is the structure diagram of the rotor of the magnet ring rotor assembly of the utility model second embodiment；
Figure 15 is the A-A of Figure 14 to schematic cross-sectional view；
Figure 16 is the B-B direction schematic cross-sectional view of Figure 15；
Figure 17 is the volume rendering structure diagram of the rotor of the magnet ring rotor assembly of the utility model second embodiment；
Figure 18 is the structure diagram of the magnet ring rotor assembly of the utility model second embodiment；
Figure 19 is the A-A of Figure 18 to schematic cross-sectional view；
Figure 20 is the exploded perspective structure diagram of the magnet ring rotor assembly of the utility model second embodiment；
Figure 21 is the volume rendering structure diagram of the magnet ring rotor assembly of the utility model second embodiment；
Figure 22 is the structure diagram of the rotor of the magnet ring rotor assembly of the utility model 3rd embodiment；
Figure 23 is the A-A of Figure 22 to schematic cross-sectional view；
Figure 24 is the B-B direction schematic cross-sectional view of Figure 23；
Figure 25 is the volume rendering structure diagram of the rotor of the magnet ring rotor assembly of the utility model 3rd embodiment；
Figure 26 is the structure diagram of the magnet ring rotor assembly of the utility model 3rd embodiment；
Figure 27 is the A-A of Figure 26 to schematic cross-sectional view；
Figure 28 is the exploded perspective structure diagram of the magnet ring rotor assembly of the utility model 3rd embodiment；
Figure 29 is the volume rendering structure diagram of the magnet ring rotor assembly of the utility model 3rd embodiment.
Reference numeral is expressed as：
1st, rotor；2nd, magnet ring；3rd, connecting key；4th, the first keyway；5th, the second keyway；6th, circumferential recess；7th, limit protrusion；8、
Mounting hole；9th, backing pin.
Specific embodiment
With reference to shown in referring to Fig. 1 to 29, embodiment according to the present utility model, magnet ring rotor assembly includes rotor 1 and set
The magnet ring 2 being located at outside rotor 1 forms between rotor 1 and magnet ring 2 and carries out /V to the circumferential relative position of rotor 1 and magnet ring 2
Circumferential position limiting structure and /V is carried out to the relative axial position of rotor 1 and magnet ring 2 to prevent magnet ring 2 from deviating from from rotor 1
Axial limit structure, to prevent rotation stop 1 and magnet ring 2 opposite transport occurs for circumferential position limiting structure and axial be engaged to position limiting structure
It is dynamic.
Machinery is formed by circumferential position limiting structure and axial limit structure between the rotor and magnet ring of the magnet ring rotor assembly
Connection is fixed, it is only necessary to process corresponding fit structure respectively on rotor and magnet ring, simple in structure, stable connection can
It leans on, is easily installed dismounting, reliability is high, and cost is relatively low, and rotor and magnet ring can recycle again.
It, can be first by axial limit structure assembling in place so that the axis of rotor 1 and magnet ring 2 in assembling process is carried out
It is fixed to relative position, then so that rotor 1 and magnet ring 2 relatively rotate, avoids rotor 1 and magnet ring 2 along installation site
It is axially disengaging, after rotor 1 and magnet ring 2 relatively rotate by a certain angle, the circumferential direction of rotor 1 and magnet ring 2 can be made at this time
Position limiting structure assembles in place, avoids rotor 1 and magnet ring 2 that relative circumferential movement occurs, at this time shape simultaneously between magnet ring 2 and rotor 1
Circumferentially and axially position, that both completes is fixedly connected, and both can effectively prevent from departing from, and both improves and to coordinate
The stability and reliability of structure, compared to the mode of existing magnet ring rotor gluing, the operability of large increase assembling, can
By property, simplify employee's operational sequence, make magnet ring be reliably fixed substantially increased while on rotor employee work effect
Rate, while can also conveniently reprocess dismounting.
With reference to shown in referring to Fig. 1 to Figure 10, first embodiment according to the present utility model, circumferential position limiting structure includes connection
Key 3, the first keyway 4 and the second keyway 5, the first keyway 4 are located on rotor 1, and the second keyway 5 is located on magnet ring 2, the first keyway 4
It is correspondingly arranged with the second keyway 5, connecting key 3 is arranged in the first keyway 4 and the second keyway 5, so as to 2 shape of rotor 1 and magnet ring
Circumferentially /V.After axial limit structure assembles in place, rotor 1 and magnet ring 2 can be made to relatively rotate so that the first key
4 and second keyway 5 of slot turns to corresponding position, and then connecting key 3 is packed into the first keyway 4 and the second keyway 5, is formed
Circumferential /V to rotor 1 and magnet ring 2.Circumferential /V is realized by key connection between rotor 1 and magnet ring 2, it is simple in structure, it is easy to
It realizes, cost is relatively low.
In the present embodiment, connecting key 3 is flat key, and the first keyway 4 and the second keyway 5 are straight trough, rotor 1 and magnet ring 2
Make the /V in a circumferential direction of magnet ring 2 on rotor 1 by way of being inserted into flat key in two straight troughs.Connecting key or
Woodruff key etc..
In the present embodiment, axial limit structure includes along the circumferential recess 6 of the circumferentially extending of rotor 1 and recessed with circumferential direction
6 matched limit protrusion 7 of slot, wherein circumferential recess 6 are located on rotor 1, and limit protrusion 7 is located on magnet ring 2.
Preferably, limit protrusion 7 is shifted to install with the second keyway 5 in the circumferential direction of rotor 1.Carrying out rotor 1 and magnetic
During the assembling of ring 2,2 part of magnet ring is set in outside rotor 1 first, and the limit protrusion 7 on magnet ring 2 is made to be located on rotor 1
In first keyway 4, then the sliding axially along rotor 1 by magnet ring, at this time limit protrusion 7 slided along the guiding of the first keyway 4,
Limit protrusion 7 will not cause to hinder to the axial relative movement of rotor 1 and magnet ring 2, meanwhile, in the guiding role of the first keyway 4
Under, limit protrusion 7 will not be circumferentially rotated compared with the first keyway 4.
When limit protrusion 7 slides into end along the first keyway 4, limit protrusion 7 is entered in circumferential recess 6, at this time
Limit protrusion 7 is separated with the first keyway 4, and the first keyway 4, which is no longer formed the circumferential movement of limit protrusion 7, to be hindered, limit convex
Playing 7 can circumferentially turn an angle in circumferential recess 6 so that limit protrusion 7 misplaces with the first keyway 4, at this time
Under the side wall inhibition of circumferential recess 6, limit protrusion 7 groove 6 can not move axially with respect to the circumferential direction, can complete
The axially position of rotor 1 and magnet ring 2.Afterwards rotor 1 and magnet ring 2 is controlled to relatively rotate so that the first keyway 4 and the second key
Slot 5 aligns in circumferential direction, and then connecting key 3 is inserted into the first keyway 4 and the second keyway 5, is realized to rotor 1 and magnetic
The circumferentially opposed positioning of ring 2.Since under the action of connecting key 3, rotor 1 and magnet ring 2 can not relatively rotate at this time, because
This, limit protrusion 7 can not turn to the position of the first keyway 4 of alignment, also can not just deviate from from rotor 1, so as to by 2 axis of magnet ring
To being fixed on rotor 1, simultaneously because the effect of connecting key 3, therefore magnet ring 2 can be circumferentially fixed on rotor 1, it is axial
Position limiting structure and circumferential position limiting structure cooperate, and can effectively prevent magnet ring 2 from deviating from from rotor 1 so that magnet ring 2 and rotor
Circumferential and axial positioning is formed simultaneously between 1, connection structure is more reliable and more stable.
Preferably, limit protrusion 7 is located on the internal perisporium of magnet ring 2, and the radial height of limit protrusion 7 is less than or equal to first
The depth of keyway 4, the top width of limit protrusion 7 are less than or equal to the bottom width of the first keyway 4, thereby may be ensured that /V
Protrusion 7 is fallen completely in the first keyway 4, will not be interfered with the bottom wall and side wall of the first keyway 4 so that 7 energy of limit protrusion
Enough smoothly along the guiding movement of the first keyway 4, and be installed in place.
Preferably, circumferential recess 6 is connected with the first keyway 4, width and circumferential direction of the limit protrusion 7 along 1 axial direction of rotor
Groove 6 matches along the width of 1 axial direction of rotor, and limit protrusion 7 can be entered along the first keyway 4 in circumferential recess 6,
Since the axial width and the axial width of circumferential recess 6 of limit protrusion 7 match, the axial width of limit protrusion 7 is small
In or equal to circumferential recess 6 axial width, can fall completely in circumferential recess 6, good is realized between circumferential recess 6
Match somebody with somebody, ensure positioning of the limit protrusion 7 in circumferential recess 6.Preferably, the axial width of limit protrusion 7 and the axis of circumferential recess 6
It is equal to width, more accurate effective axial limiting can be formed.
The circumferential recess 6 is preferably annular groove, or the semi-annular slot either circumferential slot with predetermined angle,
As long as can realize the installation positioning of limit protrusion 7, and make limit protrusion 7 after the completion of rotor 1 and magnet ring 2 assemble with the second key
Dislocation is formed between slot 5.
The cross sectional shape of above-mentioned the first keyway 4, the second keyway 5 and circumferential recess 6 can be rectangle, trapezoidal, arc or
Person's triangle etc., the cross section structure of limit protrusion 7 needs the cross section structure with above-mentioned each slot to match, so that limit protrusion
Good cooperation is respectively formed between 7 and each slot.
Preferably, multiple circumferential position limiting structures are in the circumferentially-spaced arrangement of rotor 1 and magnet ring 2.Specifically, in rotor 1
Circumferential direction on be arranged at intervals with multiple first keyways 4, multiple second keyways are arranged at intervals in the circumferential direction of magnet ring 2
5, often it is respectively provided in the first keyway 4 and the second keyway 5 of composition pair there are one connecting key 3, so that 2 edge of rotor 1 and magnet ring
The bearing distribution of circumferential direction is more uniform, and structure is more reliable and more stable.
Preferably, multiple limit protrusions 7 along rotor 1 circumferential uniform intervals arrange, each limit protrusion 7 with same circumferential direction
Groove 6 is engaged.Preferably, the number of limit protrusion 7 is identical with the quantity of the first keyway 4 and the second keyway 5, each limit protrusion
It 7 circumferentially disposed position should be with the circumferentially disposed position phase of circumferentially disposed position either the second keyway 5 of each first keyway 4
Matching so that multiple limit protrusions 7 can be entered simultaneously in the first keyway 4, and can take off out of first keyway 4 simultaneously
Go out, avoid that the interference between limit protrusion 7 and rotor 1 occurs, ensure that rotor 1 and the smooth installation of magnet ring 2 are assembled.
Certainly, in other embodiments, circumferential recess 6 or multiple, and set along the axially spaced-apart of rotor 1, often
A circumferential recess 6 corresponds to one or more limit protrusion 7.
In the present embodiment, the number of the first keyway 4, the second keyway 5, connecting key 3 and limit protrusion 7 is two.
Preferably, the outer circumferential surface of connecting key 3 is coated with bonded adhesives, which is, for example, epoxy glue, so as to which increasing key connects
The stability and reliability of binding structure, prevent connecting key 3 from deviating from out of keyway.
It, can be first by connecting key 3 from the first keyway 4 and the second keyway 5 when needing to remove magnet ring 2 from rotor 1
Then interior taking-up rotates magnet ring 2 so that limit protrusion 7 is directed at the first keyway 4, then makes limit protrusion 7 along the first keyway 4
It slides axially, magnet ring 2 is taken out from rotor 1, complete the disassembling section of magnet ring 2 and rotor 1.
With reference to shown in referring to Figure 11 to Figure 21, second embodiment according to the present utility model is basic with first embodiment
It is identical, the difference is that, in the present embodiment, limit protrusion 7 is located on the periphery wall of rotor 1, and circumferential recess 6 is located at magnet ring
On 2 internal perisporium.
Since limit protrusion 7 is located on rotor 1,7 and first keyway 4 of limit protrusion is needed in the circumferential direction side of rotor 1
To shifting to install.
Circumferential recess 6 is connected with the second keyway 5, width and circumferential recess 6 edge of the limit protrusion 7 along 1 axial direction of rotor
The width of 1 axial direction of rotor matches.
Limit protrusion 7 is located on rotor 1, and the radial height of limit protrusion 7 is less than or equal to the depth of the second keyway 5, limit
The top width of position protrusion 7 is less than or equal to the bottom width of the second keyway 5.
The structure and assembly and disassembly mode of rotor 1 and magnet ring 2 in the present embodiment are similar to first embodiment, herein no longer in detail
It states.
With reference to shown in referring to Figure 22 to Figure 29,3rd embodiment according to the present utility model is basic with first embodiment
It is identical, the difference is that, in the present embodiment, mounting hole 8, central axis and the rotor 1 of mounting hole 8 are provided in rotor 1
Central axis it is perpendicular, be equipped with backing pin 9 in mounting hole 8, at least one end of backing pin 9 is stretched out outside rotor 1, and backing pin 9, which stretches out, to be turned
Part outside son 1 forms limit protrusion 7.Preferably, which is through hole.
In the present embodiment, it is directly to be formed on rotor 1 that limit protrusion 7, which is not, but by being arranged on rotor 1
The extension of backing pin 9 is formed, therefore when being processed, without processing protrusion on rotor 1 again, it is only necessary to process mounting hole
8, then backing pin 9 is assembled in mounting hole 8, you can easily form limit protrusion structure, simplify the manufacturing procedure of rotor
And difficulty of processing, processing cost is reduced, improves processing efficiency.Further, since backing pin 9 is to be mounted on to turn after individually processing
Son 1 on, therefore when limit protrusion 7 be damaged positional accuracy is caused to reduce when, can by way of more gear shift pin 9 come after
Fit precision between continuation of insurance card rotor 1 and magnet ring 2, maintenance cost is low, and maintenance efficiency is high.
Preferably, mounting hole 8 is through hole, and the central axis of through hole intersects with the central axis of rotor 1, the both ends of backing pin 9
It stretches out outside rotor 1, and forms limit protrusion 7.Since the central axis of mounting hole 8 intersects with the central axis of rotor 1,
It can ensure that backing pin 9 passes through the center of rotor 1 so that the limit protrusion 7 positioned at 9 both ends of backing pin can be along the circumferential equal of rotor 1
Even distribution, so as to ensure that the axial force between rotor 1 and magnet ring 2 is evenly distributed along circumferential direction, structure is more stablized.
In one drawing in unshowned embodiment, the first keyway 4 is straight slot, is fixedly installed in the end of the first keyway 4
There is baffle；And/or second keyway 5 be straight slot, be fixedly installed baffle in the end of the second keyway 5.
When the first keyway 4 or the second keyway 5 are straight slot, it is necessary to which the opposite side in keyway sets baffle, so as to even
It connects key 3 and is formed and hindered, prevent connecting key 3 from directly being skidded off out of straight slot, improve the stability and reliability of key connection structure.Baffle
The end of the first keyway 4 and/or the second keyway 5 can be connected to by screws such as screws, it can also be real by modes such as welding
Now it is fixedly connected.
Embodiment according to the present utility model, motor include magnet ring rotor assembly, which is above-mentioned magnetic
Rotor component.
For those skilled in the art it is easily understood that on the premise of not conflicting, above-mentioned each advantageous manner can be free
Ground combination, superposition.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement made within the spirit and principle of utility model etc., should be included in the utility model
Protection domain within.The above is only the preferred embodiment of the utility model, it is noted that for the art
For those of ordinary skill, on the premise of the utility model technical principle is not departed from, several improvement and modification can also be made,
These improvements and modifications also should be regarded as the scope of protection of the utility model.
Claims (14)
1. a kind of magnet ring rotor assembly, which is characterized in that including rotor (1) and the magnet ring (2) of the rotor (1) outside is set in,
It is formed between the rotor (1) and the magnet ring (2) and the circumferential relative position of the rotor (1) and the magnet ring (2) is carried out
The circumferential position limiting structure of /V and /V is carried out to the relative axial position of the rotor (1) and the magnet ring (2) to prevent
The axial limit structure that the magnet ring (2) is deviate from from the rotor (1), the circumferential direction position limiting structure and the axial direction are to /V
Structure is engaged to prevent the rotor (1) and the magnet ring (2) from relative motion occurs.
2. magnet ring rotor assembly according to claim 1, which is characterized in that the circumferential direction position limiting structure includes connecting key
(3), the first keyway (4) and the second keyway (5), first keyway (4) are located on the rotor (1), second keyway (5)
On the magnet ring (2), first keyway (4) and second keyway (5) are correspondingly arranged, and the connecting key (3) is set
In first keyway (4) and second keyway (5).
3. magnet ring rotor assembly according to claim 1, which is characterized in that the axial limit structure is included along described turn
The circumferential recess (6) of the circumferentially extending of sub (1) and with the circumferential recess (6) matched limit protrusion (7), the circumferential direction
Groove (6) is located on one of the rotor (1) or the magnet ring (2), and the limit protrusion (7) is located at the rotor (1)
Or in another in the magnet ring (2).
4. magnet ring rotor assembly according to claim 3, which is characterized in that the circumferential direction position limiting structure includes connecting key
(3), the first keyway (4) and the second keyway (5), first keyway (4) are located on the rotor (1), second keyway (5)
On the magnet ring (2),
When the limit protrusion (7) is located on the rotor (1), the limit protrusion (7) is with first keyway (4) in institute
The circumferential direction for stating rotor (1) shifts to install；Or, when the limit protrusion (7) is located on the magnet ring (2), the /V
Raised (7) are shifted to install with second keyway (5) in the circumferential direction of the rotor (1).
5. magnet ring rotor assembly according to claim 4, which is characterized in that the limit protrusion (7) is located at the magnet ring
(2) on, the radial height of the limit protrusion (7) is less than or equal to the depth of first keyway (4), the limit protrusion
(7) top width is less than or equal to the bottom width of first keyway (4).
6. magnet ring rotor assembly according to claim 5, which is characterized in that the circumferential recess (6) and first key
Slot (4) connects, and the limit protrusion (7) is along the width of the rotor (1) axial direction with the circumferential recess (6) along described turn
The width of sub (1) axial direction matches.
7. magnet ring rotor assembly according to claim 4, which is characterized in that the limit protrusion (7) is located at the rotor
(1) on, the radial height of the limit protrusion (7) is less than or equal to the depth of second keyway (5), the limit protrusion
(7) top width is less than or equal to the bottom width of second keyway (5).
8. magnet ring rotor assembly according to claim 7, which is characterized in that the circumferential recess (6) and second key
Slot (5) connects, and the limit protrusion (7) is along the width of the rotor (1) axial direction with the circumferential recess (6) along described turn
The width of sub (1) axial direction matches.
9. magnet ring rotor assembly according to any one of claims 4 to 8, which is characterized in that multiple circumferential /Vs
Structure is in the circumferentially-spaced arrangement of the rotor (1) and the magnet ring (2)；And/or multiple limit protrusions (7) are along described
The circumferentially-spaced arrangement of rotor (1), each limit protrusion (7) are engaged with the same circumferential recess (6).
10. magnet ring rotor assembly according to claim 3, which is characterized in that be provided with mounting hole in the rotor (1)
(8), the central axis of the central axis and the rotor (1) of the mounting hole (8) is perpendicular, is worn in the mounting hole (8)
There is backing pin (9), the rotor (1) is stretched out outside at least one end of the backing pin (9), and the backing pin (9) stretches out the rotor (1) outside
Part form the limit protrusion (7).
11. magnet ring rotor assembly according to claim 10, which is characterized in that the central axis of the mounting hole (8) with
The central axis of the rotor (1) intersects, and the rotor (1) is stretched out outside in the both ends of the backing pin (9), and forms the /V
Raised (7).
12. magnet ring rotor assembly according to claim 2, which is characterized in that first keyway (4) is straight slot, in institute
The end for stating the first keyway (4) is fixedly installed baffle；And/or second keyway (5) is straight slot, in second keyway
(5) end is fixedly installed baffle.
13. magnet ring rotor assembly according to claim 2, which is characterized in that the outer circumferential surface of the connecting key (3) is coated with
Bonded adhesives.
14. a kind of motor, including magnet ring rotor assembly, which is characterized in that the magnet ring rotor assembly is in claim 1 to 13
Any one of them magnet ring rotor assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721383300.8U CN207442557U (en) | 2017-10-24 | 2017-10-24 | Magnet ring rotor assembly and motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721383300.8U CN207442557U (en) | 2017-10-24 | 2017-10-24 | Magnet ring rotor assembly and motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207442557U true CN207442557U (en) | 2018-06-01 |
Family
ID=62293029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721383300.8U Active CN207442557U (en) | 2017-10-24 | 2017-10-24 | Magnet ring rotor assembly and motor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207442557U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107800214A (en) * | 2017-10-24 | 2018-03-13 | 珠海格力节能环保制冷技术研究中心有限公司 | Magnet ring rotor assembly and motor |
-
2017
- 2017-10-24 CN CN201721383300.8U patent/CN207442557U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107800214A (en) * | 2017-10-24 | 2018-03-13 | 珠海格力节能环保制冷技术研究中心有限公司 | Magnet ring rotor assembly and motor |
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