CN104104167B - A kind of novel permanent magnetic rotor structure being applied to refrigerator compressor motor - Google Patents
A kind of novel permanent magnetic rotor structure being applied to refrigerator compressor motor Download PDFInfo
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- CN104104167B CN104104167B CN201410338287.9A CN201410338287A CN104104167B CN 104104167 B CN104104167 B CN 104104167B CN 201410338287 A CN201410338287 A CN 201410338287A CN 104104167 B CN104104167 B CN 104104167B
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- cylinder bracket
- magnetic steel
- circular magnetic
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Abstract
The present invention relates to a kind of novel permanent magnetic rotor structure being applied to refrigerator compressor motor, described permanent magnet rotor structure includes circular magnetic steel (1) and cylinder bracket (2), described circular magnetic steel (1) upwards misplaces and is socketed in cylinder bracket (2) outside, described circular magnetic steel (1) top is provided with limited impression (4), described cylinder bracket (2) top is provided with upper end cover (5), bottom is provided with bottom end cover (6), inside is for hollow structure and is provided with boss (7), outer wall is provided with through hole (8), rivet (9) it is provided with in described through hole (8), described circular magnetic steel (1) and cylinder bracket (2) top are fixed by steel band buckle (3).Circular magnetic steel (1) upwards misplaces with cylindrical stent (2), is equivalent to deepen the rotor deep gouge degree of depth, advantageously reduces the height between crankcase stator installation foot and cylinder body, thus advantageously reduce the height of compressor complete machine.
Description
Technical field
The present invention relates to freezer compressor technical field, a kind of novel permanent magnetic rotor structure being applied to refrigerator compressor motor.
Background technology
Compared with Traditional DC motor, brshless DC motor need not brush and commutator segment；Therefore it has that noise is low, reliability, and realizes, without advantages such as position sensor controls, being widely used in convertible frequency air-conditioner, frequency conversion refrigerator compressor.This motor has p-m rotor, is wound with the stator composition of coil, and the magnetic field that stator coil produces interacts with the magnetic pole being installed on rotor surface and produces moment.Generally rotor is overrided to form by rotor punching, rotor core is for doing support and magnetic conduction effect to magnet steel, the permanent magnetism magnetic pole structure that is whether reasonable and that match with rotor punching of rotor structure directly determines the performance of brshless DC motor, is the key point of brshless DC motor design success or failure.
Summary of the invention
For improving the performance of brshless DC motor in prior art, the present invention provide a kind of reasonable in design, simple in construction, easy to use, the novel permanent magnetic rotor structure for refrigerator compressor motor reducing compressor complete machine height can be maximized.
A kind of novel permanent magnetic rotor structure being applied to refrigerator compressor motor is the technical scheme is that for solving above-mentioned technical problem, it is characterized in that: described permanent magnet rotor structure includes circular magnetic steel and cylinder bracket, described circular magnetic steel upwards misplaces and is socketed in outside cylinder bracket, described circular magnetic steel top is provided with limited impression, described cylinder bracket top is provided with upper end cover, bottom is provided with bottom end cover, inside is for hollow structure and is provided with boss, outer wall is provided with through hole, it is provided with rivet in described through hole, described circular magnetic steel and cylinder bracket top are fixed by steel band buckle, described steel band buckle top is fixed in limited impression, bottom is fixed on upper end cover.
Described upper end cover is provided with the fixing hole one matched with rivet.
Described bottom end cover is provided with the fixing hole two matched with rivet and prominent pawl upwards.
The height that the length of described prominent pawl misplaces with cylinder bracket and circular magnetic steel is identical.
The quantity of described prominent pawl is 3.
Described steel band buckle top is provided with the tab matched with limited impression, and bottom is provided with the retainer ring matched with rivet.
The degree of depth of described limited impression is 3mm.
Described boss will be divided into upper and lower two parts inside cylinder bracket, wherein the aspect ratio of top and the bottom is 3:1, and internal diameter is than for 2:1.
The height of described cylinder bracket and circular magnetic steel dislocation is 3-7mm.
The quantity of described steel band buckle is 3.
Described cylinder bracket is common metal or nonmetallic materials are made.
The invention has the beneficial effects as follows: the present invention can reduce the use of magneto silicon steel material, simplify the assembly technology of rotor magnetic steel, the efficiency of raising motor, bottom end cover with 3 prominent pawls can lifting circular magnetic steel, circular magnetic steel is made upwards to misplace with cylinder bracket, be equivalent to deepen the rotor deep gouge degree of depth, advantageously reduce the height between crankcase stator installation foot and cylinder body, thus advantageously reduce the height of compressor complete machine, reduce cost, and simple in construction, easy to use, therefore there is the wide market space.
Accompanying drawing explanation
Fig. 1 is the structural representation of permanent magnet rotor structure of the present invention；
Fig. 2 is the generalized section of permanent magnet rotor structure of the present invention；
Fig. 3 is the structural representation of steel band buckle of the present invention.
Specific embodiment
As Figure 1-3, a kind of novel permanent magnetic rotor structure being applied to refrigerator compressor motor, described permanent magnet rotor structure includes circular magnetic steel 1 and cylinder bracket 2, described circular magnetic steel 1 upwards misplaces, and to be socketed in cylinder bracket 2 outside for 6mm, described circular magnetic steel 1 top is provided with the limited impression 4 that the degree of depth is 3mm, described cylinder bracket 2 top is provided with upper end cover 5, bottom is provided with bottom end cover 6, inside is for hollow structure and is provided with boss 7, outer wall is provided with the through hole 8 installing rivet 9, described circular magnetic steel 1 and cylinder bracket 2 top are fixed by steel band buckle 3, the tab 14 at described steel band buckle 3 top is fixed in limited impression 4, the retainer ring 12 of bottom is fixed on upper end cover 5 by rivet 9.
Described upper end cover 5 is matched with rivet 9 by fixing hole 1 and is fixed on cylinder bracket 2 top, and described bottom end cover 6 is matched with rivet 9 by fixing hole 2 11 and is fixed on bottom cylinder bracket 2.
3 a length of 6mm it are provided with, direction prominent pawl 13 upwards on described bottom end cover 6.
Described boss 7 is divided into upper and lower two parts by internal for cylinder bracket 2, and wherein the aspect ratio of top and the bottom is 3:1, and internal diameter ratio is for 2:1.
When fixing device of the present invention uses, the circular magnetic steel 1 using Halbach mode to magnetize is installed on the plastic cylindrical support 2 of band boss 7, rotor bottom uses the bottom end cover 6 with 3 prominent pawls 13, upper end cover 5 rivets in the limited impression 4 that 3 steel band buckles 3 enter circular magnetic steel 1, by rivet 9, upper end cover 5 and bottom end cover 6 are fixed on cylindrical stent 2, 3 prominent pawl upwards lifting circular magnetic steel 1 of bottom end cover 6, circular magnetic steel 1 is made upwards to misplace with cylindrical stent 2, be equivalent to deepen the rotor deep gouge degree of depth, advantageously reduce the height between crankcase stator installation foot and cylinder body, thus advantageously reduce the height of compressor complete machine.
Described plastic cylindrical support 2 and upper end cover 5 and bottom end cover 6 thereof use formed by integrally casting molding, and circular magnetic steel 1 is for directly to buy acquisition, and steel band buckle 3 is mechanical pressing.
The above, the only present invention preferably detailed description of the invention, but scope is not limited thereto, and according to technical scheme and inventive concept equivalent or change in addition thereof, all should contain within protection scope of the present invention.
Claims (8)
- null1. the novel permanent magnetic rotor structure being applied to refrigerator compressor motor，It is characterized in that: described permanent magnet rotor structure includes circular magnetic steel (1) and cylinder bracket (2)，Described circular magnetic steel (1) upwards misplaces and is socketed in cylinder bracket (2) outside，Described circular magnetic steel (1) top is provided with limited impression (4)，Described cylinder bracket (2) top is provided with upper end cover (5)、Bottom is provided with bottom end cover (6)、Inside is for hollow structure and is provided with boss (7)、Outer wall is provided with through hole (8)，Rivet (9) it is provided with in described through hole (8)，Described circular magnetic steel (1) and cylinder bracket (2) top are fixed by steel band buckle (3)，Described steel band buckle (3) top is fixed in limited impression (4)，Bottom is fixed on upper end cover (5)；The degree of depth of described limited impression (4) is 3mm.
- Permanent magnet rotor structure the most according to claim 1, it is characterised in that: described upper end cover (5) is provided with the fixing hole one (10) matched with rivet (9).
- Permanent magnet rotor structure the most according to claim 1, it is characterised in that: described bottom end cover (6) is provided with the fixing hole two (11) matched with rivet (9) and prominent pawl (13) upwards.
- Permanent magnet rotor structure the most according to claim 3, it is characterised in that: the height that the length of described prominent pawl (13) misplaces with cylinder bracket (2) and circular magnetic steel (1) is identical.
- Permanent magnet rotor structure the most according to claim 3, it is characterised in that: the quantity of described prominent pawl (13) is 3.
- Permanent magnet rotor structure the most according to claim 1, it is characterised in that: described steel band buckle (3) top is provided with the tab (14) matched with limited impression (4), and bottom is provided with the retainer ring (12) matched with rivet (9).
- Permanent magnet rotor structure the most according to claim 1, it is characterised in that: described boss (7) is divided into upper and lower two parts by internal for cylinder bracket (2), and wherein the aspect ratio of top and the bottom is 3:1, and internal diameter ratio is for 2:1.
- Permanent magnet rotor structure the most according to claim 1, it is characterised in that: the height that described cylinder bracket (2) and circular magnetic steel (1) misplace is 3-7mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410338287.9A CN104104167B (en) | 2014-07-16 | 2014-07-16 | A kind of novel permanent magnetic rotor structure being applied to refrigerator compressor motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410338287.9A CN104104167B (en) | 2014-07-16 | 2014-07-16 | A kind of novel permanent magnetic rotor structure being applied to refrigerator compressor motor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104104167A CN104104167A (en) | 2014-10-15 |
| CN104104167B true CN104104167B (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410338287.9A Active CN104104167B (en) | 2014-07-16 | 2014-07-16 | A kind of novel permanent magnetic rotor structure being applied to refrigerator compressor motor |
Country Status (1)
| Country | Link |
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| CN (1) | CN104104167B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108649723A (en) * | 2018-07-04 | 2018-10-12 | 珠海凌达压缩机有限公司 | Rotor and motor and compressor adopting same |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1244308A (en) * | 1997-12-11 | 2000-02-09 | 巴西船用压缩机有限公司 | Bushing for rotor of electric motor for compressor |
| CN1285470A (en) * | 2000-09-07 | 2001-02-28 | 深圳科西亚数码电气有限公司 | High-efficient energy-saving compressor for refrigerator |
| CN101040120A (en) * | 2004-10-14 | 2007-09-19 | 松下电器产业株式会社 | Compressor, refrigerating device and refrigerator |
| CN101116235A (en) * | 2005-02-09 | 2008-01-30 | 大金工业株式会社 | Core, rotor, motor, and compressor |
| CN101552502A (en) * | 2008-04-04 | 2009-10-07 | 丹佛斯压缩机有限责任公司 | Rotor for an electric drive motor of a refrigerant compressor |
| CN204030761U (en) * | 2014-07-16 | 2014-12-17 | 华意压缩机股份有限公司 | A kind of novel permanent magnetic rotor structure that is applied to refrigerator compressor motor |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7183683B2 (en) * | 2005-06-23 | 2007-02-27 | Peopleflo Manufacturing Inc. | Inner magnet of a magnetic coupling |
-
2014
- 2014-07-16 CN CN201410338287.9A patent/CN104104167B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1244308A (en) * | 1997-12-11 | 2000-02-09 | 巴西船用压缩机有限公司 | Bushing for rotor of electric motor for compressor |
| CN1285470A (en) * | 2000-09-07 | 2001-02-28 | 深圳科西亚数码电气有限公司 | High-efficient energy-saving compressor for refrigerator |
| CN101040120A (en) * | 2004-10-14 | 2007-09-19 | 松下电器产业株式会社 | Compressor, refrigerating device and refrigerator |
| CN101116235A (en) * | 2005-02-09 | 2008-01-30 | 大金工业株式会社 | Core, rotor, motor, and compressor |
| CN101552502A (en) * | 2008-04-04 | 2009-10-07 | 丹佛斯压缩机有限责任公司 | Rotor for an electric drive motor of a refrigerant compressor |
| CN204030761U (en) * | 2014-07-16 | 2014-12-17 | 华意压缩机股份有限公司 | A kind of novel permanent magnetic rotor structure that is applied to refrigerator compressor motor |
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| Publication number | Publication date |
|---|---|
| CN104104167A (en) | 2014-10-15 |
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Address after: 333000 No. 1 Changhong Avenue, Jingdezhen High-tech Zone, Jiangxi Province (High-tech Development Zone) Patentee after: Changhong Huayi Compressor Co., Ltd. Address before: 333000 No. 1 Changhong Road, Jingdezhen High-tech Zone, Jiangxi Province Patentee before: Huayi Compressor Co.,Ltd. |
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| CP03 | Change of name, title or address |