CN202906708U - Permanent magnet synchronous motor applied to dual voltages - Google Patents
Permanent magnet synchronous motor applied to dual voltages Download PDFInfo
- Publication number
- CN202906708U CN202906708U CN 201220503811 CN201220503811U CN202906708U CN 202906708 U CN202906708 U CN 202906708U CN 201220503811 CN201220503811 CN 201220503811 CN 201220503811 U CN201220503811 U CN 201220503811U CN 202906708 U CN202906708 U CN 202906708U
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- stator
- rotor
- synchronous motor
- voltage
- permanent magnet
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- Expired - Lifetime
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- Iron Core Of Rotating Electric Machines (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Abstract
The utility model discloses a permanent magnet synchronous motor applied to dual voltages. The permanent magnet synchronous motor applied to dual voltages comprises a stator and a rotor of the motor. The stator is arranged outside the rotor. The stator comprises a stator iron core (1) and a number of stator teeth (2). The rotor comprises a rotor iron core (3) and permanent magnet bodies (4) which are uniformly distributed on the outer circle surface of the rotor iron core (3). The stator iron core (1) is circular, and the stator teeth (2) are uniformly distributed on the inner circle surface of the stator iron core (1). Distribution lap windings (5) are wound around the stator teeth (2). Axes of the stator and the rotor coincide. The slot-to-pole cooperation is 54/24. Dual-layer lap windings are adopted. According to the utility model, the problems of the prior art are solved; the permanent magnet synchronous motor applied to dual voltages has the advantages of scientific and reasonable design, simple structure, low cost, good reliability, convenient manufacture, high efficiency, small volume, light weight, large starting torque and wide speed regulation range, and can realize the characteristic that a motor is used under two different rated voltages; and the management cost and the production cost of the product are greatly reduced.
Description
Technical field
The utility model relates to a kind of pair of voltage permagnetic synchronous motor, belongs to technical field of motors.
Background technology
Known motor generally has been applied in each technical field owing to can convert electric energy to mechanical energy as driving device, it is that a kind of essential equipment is along with the continuous increase of society to the power requirement, also promoted the development of existing motor technology, but the motor of superior performance can make whole drive system that more wide application prospect is arranged.Along with the continuous increase of society to the power requirement, also promoted the development of existing motor technology, the operation logic of the permanent magnet synchronous motor of being applied in recent years is identical with electrically excited synchronous motor, but the magnetic flux that it provides with permanent magnet substitutes the latter's excitation winding excitation, has no current excitation, brushless and slip ring, loss is low, efficient is high, power factor (PF) is high, rotor structure is various, use is flexible, volume is little, lightweight, the advantage such as starting torque is large.Therefore, at the elevator hoist also general normal permanent magnet synchronous motor that uses.But elevator hoist is because the synchronous rated voltage that the client provides is different, and common have the industrial voltage of 340V, or the 220V mains voltage.Therefore, the manufacturer of motor is that the needs that satisfy different voltage clients will be produced two kinds of motors, and this has increased management cost and the production cost of product virtually.
The utility model content
The purpose of this utility model provides a kind of pair of voltage permagnetic synchronous motor, it is the improvement to the design of permagnetic synchronous motor body construction, distribution by reasonable design electric machine structure and winding realizes, both had the advantage that permanent magnet synchronous motor has, as: efficient is high, power factor (PF) is high, rotor structure is various, use is flexible, volume is little, lightweight, the advantage such as starting torque is large, and mainly be to satisfy the feature that a motor can use under two kinds of different rated voltages, thereby greatly reduce management cost and the production cost of product.
Describe concrete technology contents of the present utility model in detail below in conjunction with the Figure of description mark.
A kind of pair of voltage permagnetic synchronous motor, the stator and the rotor that comprise motor, described stator arrangement is in the outside of described rotor, described stator comprises stator core 1 and several stator tooths 2, described rotor comprises rotor core 3 and is distributed on the permanent magnet 4 of rotor core 3 outer round surface, it is characterized in that: described stator core 1 is annular, is evenly equipped with described stator tooth 2 at its internal circular surfaces, and is wound with distribution lap winding 5 at described stator tooth 2.Between stator and rotor, leave air gap 1mm, also be not limited to 1mm.The axial line of described stator and the axial line of described rotor coincide.Have U-lag on the described diameter of stator bore, groove is as 32.8mm, and notch points to rotor diameter.Note that 32.8mm described here is preferred value, is not to limit data.The cooperation of utmost point groove is 54/24, adopts the double-layer overlapped winding.Be wound with distribution lap winding 5 at described stator tooth 2 and be Y shape distribution lap winding, minute upper and lower two-layer, the double-layer overlapped winding is connected the realization motor-driven by the terminal voltage interface that shares with outside 340V or 220V voltage.
The utility model has thoroughly solved the problem that prior art exists, has following beneficial effect: distribute and wiring by reasonably selecting rotor internal-and external diameter structure, stator trench structure, stator winding, realize two voltage operations, reduced motor cost, had certain economic benefit; It is reasonable that this product has design science, mechanical efficiency is high, have simultaneously permagnetic synchronous motor simple in structure, cost is low, good reliability, easily manufactured, efficient is high, volume is little, lightweight, starting torque is large, the wide advantage of speed adjustable range, and mainly be to satisfy the feature that a motor can use under two kinds of different rated voltages, thereby greatly reduce management cost and the production cost of product.
Description of drawings
Fig. 1 the utility model embodiment 1 structural representation;
Fig. 2 is the local amplification principle figure of Fig. 1.
Indicate among the figure: 1, stator core, 2, stator tooth, 3, rotor core, 4, permanent magnet, 5, lap winding.
Embodiment
Further describe technology contents of the present utility model and embodiment below in conjunction with accompanying drawing 1-2.
Fig. 1 is the utility model embodiment 1 structural representation, present embodiment comprises stator, rotor, stator arrangement is in the outside of described rotor, described stator comprises stator core 1 and several stator tooths 2, described rotor comprises rotor core 3 and permanent magnet 4, wherein, described stator core 1 is annular, at the uniform described stator tooth 2 of its internal circular surfaces, be wound with distribution lap winding 5 at described stator tooth 2, the outer round surface of described rotor core 3 is evenly equipped with permanent magnet 4, leaves air gap 6 between described stator and the rotor, and the axial line of described stator and the axial line of described rotor coincide.Two voltage permagnetic synchronous motors are the relatively unique motors of a class, its stator and rotor all adopt stator and the rotor structure of common permagnetic synchronous motor, and stator forms by silicon steel plate stacking, and rotor is formed by grey iron casting, winding is arranged on the stator, permanent magnet is arranged on the rotor.Generally make inner rotor core, the stator grooved adopts U-shaped groove, and the groove body is longer, and winding is distributed as Y shape distribution lap winding in the stator slot, and is minute upper and lower two-layer, realizes that by the lead-out wire of difference end motor can normally use under different voltages.
Further specify the technical solution of the utility model with reference to Fig. 1,2.Two voltage permagnetic synchronous motors that the utility model provides, it is 54/24 that utmost point groove cooperates, and adopts the double-layer overlapped winding.To guarantee at first during design of electrical motor that air-gap field is rotating magnetic field, reduce the number of turn in the same situation of wire diameter and guarantee that rated voltage is that 220V remains in the rational scope back electromotive force, current density, heat load.This embodiment 340V, 220V select wire gauge 1*1*128 double-layer overlapped slot for winding.
The utility model only is described in detail with regard to a most preferred embodiment of the present utility model; but can not be interpreted as the restriction of other modes that the utility model is implemented; everyly further improve and similar or identical scheme on the utility model basis, all being considered as is the scope that the utility model is asked for protection.
The according to the above description announcement of book and instruction, the utility model those skilled in the art can also carry out suitable change and modification to above-mentioned execution mode.Therefore, the embodiment that discloses and describe above the utility model is not limited to also should fall in the protection range of claim of the present utility model modifications and changes more of the present utility model.In addition, although used some specific terms in this specification, these terms do not consist of any restriction to the utility model just for convenience of description.
Claims (6)
1. two voltage permagnetic synchronous motor, the stator and the rotor that comprise motor, described stator arrangement is in the outside of described rotor, described stator comprises stator core (1) and several stator tooths (2), described rotor comprises rotor core (3) and is distributed on the permanent magnet (4) of rotor core (3) outer round surface, it is characterized in that: described stator core (1) is annular, internal circular surfaces at it is evenly equipped with described stator tooth (2), and is wound with distribution lap winding (5) at described stator tooth (2).
2. according to claim 1 pair of voltage permagnetic synchronous motor is characterized in that: leave air gap 1mm between stator and rotor.
3. according to claim 1 pair of voltage permagnetic synchronous motor, it is characterized in that: the axial line of described stator and the axial line of described rotor coincide.
4. according to claim 1 pair of voltage permagnetic synchronous motor is characterized in that: have U-lag on the described diameter of stator bore, groove is as 32.8mm, and notch points to rotor diameter.
5. according to claim 1 pair of voltage permagnetic synchronous motor, it is characterized in that: the cooperation of utmost point groove is 54/24, adopts the double-layer overlapped winding.
6. according to claim 1 pair of voltage permagnetic synchronous motor, it is characterized in that: being wound with distribution lap winding (5) at described stator tooth (2) is Y shape distribution lap winding, minute upper and lower two-layer, the double-layer overlapped winding is connected the realization motor-driven by the terminal voltage interface that shares with outside 340V or 220V voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220503811 CN202906708U (en) | 2012-09-29 | 2012-09-29 | Permanent magnet synchronous motor applied to dual voltages |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220503811 CN202906708U (en) | 2012-09-29 | 2012-09-29 | Permanent magnet synchronous motor applied to dual voltages |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202906708U true CN202906708U (en) | 2013-04-24 |
Family
ID=48127327
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220503811 Expired - Lifetime CN202906708U (en) | 2012-09-29 | 2012-09-29 | Permanent magnet synchronous motor applied to dual voltages |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202906708U (en) |
-
2012
- 2012-09-29 CN CN 201220503811 patent/CN202906708U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130424 |