CN203942346U - A kind of rotor - Google Patents
A kind of rotor Download PDFInfo
- Publication number
- CN203942346U CN203942346U CN201420332653.5U CN201420332653U CN203942346U CN 203942346 U CN203942346 U CN 203942346U CN 201420332653 U CN201420332653 U CN 201420332653U CN 203942346 U CN203942346 U CN 203942346U
- Authority
- CN
- China
- Prior art keywords
- iron core
- rotor iron
- outer ring
- interior annular
- annular groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 69
- 238000001746 injection moulding Methods 0.000 claims description 4
- 238000013016 damping Methods 0.000 abstract description 5
- 230000000694 effects Effects 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- BGPVFRJUHWVFKM-UHFFFAOYSA-N N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] Chemical compound N1=C2C=CC=CC2=[N+]([O-])C1(CC1)CCC21N=C1C=CC=CC1=[N+]2[O-] BGPVFRJUHWVFKM-UHFFFAOYSA-N 0.000 description 2
- 239000000243 solution Substances 0.000 description 1
Landscapes
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Abstract
The utility model discloses a kind of rotor, comprise internal rotor iron core, outer rotor iron core, yielding rubber and some permanent magnets, it is characterized in that: in the outside wall surface of internal rotor iron core, offer the first interior annular groove and the second interior annular groove on radially, on the internal face of outer rotor iron core, offer the first outer ring groove and the second outer ring groove on radially, the first interior annular groove is relative with the first outer ring groove, the second interior annular groove is relative with the second outer ring groove, the axial height of outer rotor iron core is greater than the axial height of internal rotor iron core, yielding rubber is nested in cavity, the first interior annular groove, the first outer ring groove, the second interior annular groove and the second outer ring groove the inside are also wrapped in internal rotor iron core outside, this is simple in structure, structural strength is large, good damping effect, reliability is high, long service life.
Description
Technical field
The utility model relates to a kind of rotor, belongs to machine field.
Background technology
Current damping rotor comprises internal rotor iron core, outer rotor iron core, yielding rubber and some permanent magnets, in the middle of internal rotor iron core, offer axis hole, some permanent magnets are pasted and are arranged in the outside wall surface of outer rotor iron core, nested being arranged between outer rotor iron core and internal rotor iron core of yielding rubber links together outer rotor iron core and internal rotor iron core, but the damping rotor internal rotor iron core of this structure, contact area between outer rotor iron core and yielding rubber is less, cause the structural strength of rotor integral body poor, yielding rubber is at rotor high pulling torque, easily fracture under high-revolving condition, cause rotor to scrap, affect the normal operation of motor, even there is potential safety hazard, and replacement cost is high, lack the market competitiveness.
Utility model content
Main purpose of the present utility model is to provide a kind of rotor, and this is simple in structure, and structural strength is large, good damping effect, and reliability is high, long service life.
Above-mentioned purpose is achieved by the following technical solution:
A kind of rotor, comprise internal rotor iron core, outer rotor iron core, yielding rubber and some permanent magnets, in the middle of internal rotor iron core, offer axis hole, some permanent magnets are pasted and are arranged in the outside wall surface of outer rotor iron core, outer rotor iron core is enclosed within internal rotor iron core outside and forms cavity between outer rotor iron core and internal rotor iron core, it is characterized in that: in the outside wall surface of internal rotor iron core, offer the first interior annular groove and the second interior annular groove on radially, on the internal face of outer rotor iron core, offer the first outer ring groove and the second outer ring groove on radially, the first interior annular groove is relative with the first outer ring groove, the second interior annular groove is relative with the second outer ring groove, the axial height of outer rotor iron core is greater than the axial height of internal rotor iron core, yielding rubber is nested in cavity, the first interior annular groove, the first outer ring groove, the second interior annular groove and the second outer ring groove the inside are also wrapped in internal rotor iron core outside.
Above technical scheme can be further improved by following measures:
The shape of the first interior annular groove described above, the second interior annular groove, the first outer ring groove and the second outer ring groove cross section is all square.
Yielding rubber described above is that injection moulding is arranged on cavity, the first interior annular groove, the interior annular groove of the first outer ring groove second and the second outer ring groove the inside.
The quantity of permanent magnet described above is 4, and permanent magnet is circumferentially evenly arranged in the outside wall surface of outer rotor iron core.
Each technical measures can be selected a use above, and yet use capable of being combined, as long as that does not form conflict between levying.
The utility model compared with prior art tool has the following advantages: 1) in the outside wall surface of internal rotor iron core, offer the first interior annular groove and the second interior annular groove on radially, on the internal face of outer rotor iron core, offer the first outer ring groove and the second outer ring groove on radially, the first interior annular groove is relative with the first outer ring groove, the second interior annular groove is relative with the second outer ring groove, the axial height of outer rotor iron core is greater than the axial height of internal rotor iron core, yielding rubber is nested in cavity, the first interior annular groove, the first outer ring groove, the second interior annular groove and the second outer ring groove the inside are also wrapped in internal rotor iron core outside, this is simple in structure, structural strength is large, good damping effect, reliability is high, 2) shape of the first interior annular groove, the second interior annular groove, the first outer ring groove and the second outer ring groove cross section is all that square, square structure can make yielding rubber be difficult for getting loose or rotating, and this is simple in structure, and reliability is high, 3) yielding rubber is that injection moulding is arranged on cavity, the first interior annular groove, the interior annular groove of the first outer ring groove second and the second outer ring groove the inside, and production technology is simple, produces in enormous quantities in batches, effectively reduces production costs, 4) quantity of permanent magnet is 4, and permanent magnet is circumferentially evenly arranged in the outside wall surface of outer rotor iron core, simple in structure, and permanent magnet distributes and rationally makes magnetic field line be evenly distributed, and improves the operational efficiency of rotor.
Accompanying drawing explanation
Fig. 1 is vertical view of the present utility model;
Fig. 2 is structural representation of the present utility model;
Fig. 3 is the exploded view of Fig. 2.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
As Fig. 1, shown in Fig. 2 and Fig. 3, this use is novel is a kind of rotor, comprise internal rotor iron core 1, outer rotor iron core 2, yielding rubber 3 and some permanent magnets 4, in the middle of internal rotor iron core 1, offer axis hole 11, some permanent magnets 4 are pasted and are arranged in the outside wall surface of outer rotor iron core 2, outer rotor iron core 2 is enclosed within internal rotor iron core 1 outside and forms cavity 21 between outer rotor iron core 2 and internal rotor iron core 1, in the outside wall surface of internal rotor iron core 1, offer the first interior annular groove 12 and the second interior annular groove 13 on radially, on the internal face of outer rotor iron core 2, offer the first outer ring groove 22 and the second outer ring groove 23 on radially, the first interior annular groove 12 is relative with the first outer ring groove 22, the second interior annular groove 13 is relative with the second outer ring groove 23, the axial height H1 of outer rotor iron core 2 is greater than the axial height H2 of internal rotor iron core 1, yielding rubber 3 is nested in cavity 21, the first interior annular groove 12, the first outer ring groove 22, the second interior annular groove 13 and the second outer ring groove 23 the insides are also wrapped in internal rotor iron core 1 outside, this is simple in structure, by the first interior annular groove 12, the first outer ring groove 22, the second interior annular groove 13 and the second outer ring groove 23 have effectively increased yielding rubber 3 and internal rotor iron core 1, thereby the contact area of outer rotor iron core 2 increases yielding rubber 3 and internal rotor iron core 1, the adhesion of outer rotor iron core 2, improve the structural strength of rotor integral body, make rotor at high pulling torque, under high-revolving condition, can easily not rupture yet.
As shown in Figure 3, the shape of the interior annular groove 13 of the first interior annular groove 12, second, the first outer ring groove 22 and the second outer ring groove 23 cross sections is all that square, square structure can make yielding rubber be difficult for getting loose or rotating.The structure of comparing ellipse shape, circle or other shapes, square structure is more firm, makes the yielding rubber that is nested in groove the inside be difficult for getting loose or rotating.Yielding rubber 3 is that injection moulding is arranged on the interior annular groove 12 of cavity 21, first, the interior annular groove 13 of the first outer ring groove 22, second and the second outer ring groove 23 the insides, and production technology is simple, with low cost.
As shown in Figure 1, the quantity of permanent magnet 4 is 4, and permanent magnet 4 is circumferentially evenly arranged in the outside wall surface of outer rotor iron core 2, and permanent magnet distributes and rationally makes magnetic field line be evenly distributed, and improves the operational efficiency of rotor.
Above-described is only execution modes more of the present utility model.For the person of ordinary skill of the art, not departing under the prerequisite of the utility model creation design, can also make some distortion and improvement, these all belong to protection range of the present utility model.
Claims (4)
1. a rotor, comprise internal rotor iron core (1), outer rotor iron core (2), yielding rubber (3) and some permanent magnets (4), in the middle of internal rotor iron core (1), offer axis hole (11), some permanent magnets (4) are pasted and are arranged in the outside wall surface of outer rotor iron core (2), outer rotor iron core (2) is enclosed within internal rotor iron core (1) outside and forms cavity (21) between outer rotor iron core (2) and internal rotor iron core (1), it is characterized in that: in the outside wall surface of internal rotor iron core (1), offer the first interior annular groove (12) and the second interior annular groove (13) on radially, on the internal face of outer rotor iron core (2), offer the first outer ring groove (22) and the second outer ring groove (23) on radially, the first interior annular groove (12) is relative with the first outer ring groove (22), the second interior annular groove (13) is relative with the second outer ring groove (23), the axial height (H1) of outer rotor iron core (2) is greater than the axial height (H2) of internal rotor iron core (1), yielding rubber (3) is nested in cavity (21), the first interior annular groove (12), the first outer ring groove (22), the second interior annular groove (13) and the second outer ring groove (23) the inside are also wrapped in internal rotor iron core (1) outside.
2. a kind of rotor according to claim 1, is characterized in that: the shape of the first interior annular groove (12), the second interior annular groove (13), the first outer ring groove (22) and the second outer ring groove (23) cross section is all square.
3. a kind of rotor according to claim 2, is characterized in that: yielding rubber (3) is that injection moulding is arranged on cavity (21), the first interior annular groove (12), the first outer ring groove (22), the second interior annular groove (13) and the second outer ring groove (23) the inside.
4. a kind of rotor according to claim 3, is characterized in that: the quantity of permanent magnet (4) is 4, and permanent magnet (4) is circumferentially evenly arranged in the outside wall surface of outer rotor iron core (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420332653.5U CN203942346U (en) | 2014-06-20 | 2014-06-20 | A kind of rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420332653.5U CN203942346U (en) | 2014-06-20 | 2014-06-20 | A kind of rotor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203942346U true CN203942346U (en) | 2014-11-12 |
Family
ID=51861633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420332653.5U Expired - Fee Related CN203942346U (en) | 2014-06-20 | 2014-06-20 | A kind of rotor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203942346U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016101454A1 (en) * | 2014-12-26 | 2016-06-30 | 中山大洋电机制造有限公司 | Permanent magnet rotor and direct current brushless motor thereof |
| CN106301134A (en) * | 2015-06-08 | 2017-01-04 | 华帝股份有限公司 | Control method and control device of silicon controlled speed-regulating range hood |
| CN108880036A (en) * | 2018-07-18 | 2018-11-23 | 珠海格力电器股份有限公司 | Rotor iron core assembly, rotor and motor |
| CN110932435A (en) * | 2019-12-10 | 2020-03-27 | 珠海凯邦电机制造有限公司 | Novel shock attenuation rotor and motor |
| CN113489197A (en) * | 2021-08-03 | 2021-10-08 | 珠海格力电器股份有限公司 | Motor rotor, motor and air conditioner |
| CN113489193A (en) * | 2021-08-03 | 2021-10-08 | 珠海格力电器股份有限公司 | Motor rotor, motor and air conditioner |
| CN114204715A (en) * | 2020-09-01 | 2022-03-18 | 威灵（芜湖）电机制造有限公司 | Rotor assembly and motor |
| CN114362398A (en) * | 2021-11-11 | 2022-04-15 | 珠海格力电器股份有限公司 | Permanent magnet motor rotor and manufacturing method thereof |
| CN115642725A (en) * | 2022-10-27 | 2023-01-24 | 智新科技股份有限公司 | Rotor punching sheet, rotor of motor and motor |
-
2014
- 2014-06-20 CN CN201420332653.5U patent/CN203942346U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016101454A1 (en) * | 2014-12-26 | 2016-06-30 | 中山大洋电机制造有限公司 | Permanent magnet rotor and direct current brushless motor thereof |
| CN106301134A (en) * | 2015-06-08 | 2017-01-04 | 华帝股份有限公司 | Control method and control device of silicon controlled speed-regulating range hood |
| CN108880036A (en) * | 2018-07-18 | 2018-11-23 | 珠海格力电器股份有限公司 | Rotor iron core assembly, rotor and motor |
| CN110932435A (en) * | 2019-12-10 | 2020-03-27 | 珠海凯邦电机制造有限公司 | Novel shock attenuation rotor and motor |
| CN110932435B (en) * | 2019-12-10 | 2021-05-25 | 珠海凯邦电机制造有限公司 | A New Type of Shock Absorbing Rotor and Motor |
| CN114204715A (en) * | 2020-09-01 | 2022-03-18 | 威灵（芜湖）电机制造有限公司 | Rotor assembly and motor |
| CN113489197A (en) * | 2021-08-03 | 2021-10-08 | 珠海格力电器股份有限公司 | Motor rotor, motor and air conditioner |
| CN113489193A (en) * | 2021-08-03 | 2021-10-08 | 珠海格力电器股份有限公司 | Motor rotor, motor and air conditioner |
| CN113489197B (en) * | 2021-08-03 | 2022-07-26 | 珠海格力电器股份有限公司 | Motor rotors, motors, air conditioners |
| CN114362398A (en) * | 2021-11-11 | 2022-04-15 | 珠海格力电器股份有限公司 | Permanent magnet motor rotor and manufacturing method thereof |
| CN114362398B (en) * | 2021-11-11 | 2023-04-18 | 珠海格力电器股份有限公司 | Permanent magnet motor rotor and manufacturing method thereof |
| CN115642725A (en) * | 2022-10-27 | 2023-01-24 | 智新科技股份有限公司 | Rotor punching sheet, rotor of motor and motor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141112 Termination date: 20150620 |
|
| EXPY | Termination of patent right or utility model |