CN205051449U - Stator iron core - Google Patents
Stator iron core Download PDFInfo
- Publication number
- CN205051449U CN205051449U CN201520732372.3U CN201520732372U CN205051449U CN 205051449 U CN205051449 U CN 205051449U CN 201520732372 U CN201520732372 U CN 201520732372U CN 205051449 U CN205051449 U CN 205051449U
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- Prior art keywords
- stator
- main
- vice
- circular hole
- iron core
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- Iron Core Of Rotating Electric Machines (AREA)
Abstract
The utility model discloses a stator iron core has solved the inside motor of air conditioner, microwave oven, need use more powerful motor usually, and in the middle of the process of more powerful motor work, owing to stator iron core's magnetic field distribution is inhomogeneous, it is great motor sound to appear, not only lead to the fact noise pollution, and the electric efficiency is not high in addition. Its technical scheme main points are that main stator is similar rectangular shape towards the piece, and the downside of main stator towards the piece in the round hole forms vice stator stiff end, and vice stator stiff end includes that both sides are circular -arc lock section, and vice stator iron core folds the pressure by vice stator towards the piece and forms, and vice stator can lock in vice stator stiff end towards the piece. Reached be provided with vice stator stiff end on main stator iron core, reached main stator and cooperateed with vice stator, it is better closely reasonable cooperate, has the magnetic resistance of messenger and reduces, improves magnetism efficiency, reduces to keep the motor to operate steadily, and the inside motor noise pollution of air conditioner, microwave oven is little, the electric efficiency height.
Description
Technical field
The utility model relates to machine field, and in particular, it relates to a kind of stator core.
Background technology
Motor is widely used in the various electric equipments of industrial production and life, and existing motor has stator and rotor, and armature spindle is installed in the rotor and rotate with the rotation of rotor, and outputting power thus.Divide by the position relationship of rotor and stator, existing motor is divided into inner rotor type motor and external rotor electric machine, and the rotor of inner rotor type motor is arranged in stator, and external rotor electric machine is then that stator is arranged in rotor.Usually, inner rotor type motor has housing and is positioned at the end cap at housing two ends, and housing and end cap surround a cavity, and stator and rotor are arranged in cavity, and stator has stator core and is wrapped in the coil on stator core.The middle part of stator has rotor installing hole, and rotor is arranged in rotor installing hole, and can rotate relative to stator.Armature spindle is arranged in rotor, and with rotor interference fit.In the motor of air-conditioning, microwave oven internal, usually the motor using relatively high power is needed, in the middle of the process of the machine operation of relatively high power, because the Distribution of Magnetic Field of stator core is uneven, when there will be machine operation, sound is comparatively large, not only cause noise pollution, and electric efficiency is not high, and air-conditioning and the usual space disposed in the interior of microwave oven, the noise sent can have influence on people and have a rest normally.
Utility model content
According to the deficiencies in the prior art, the utility model provides a kind of stator core, have Stator and electrical machine and coordinate stable, thus the noise of motor of air-conditioning, microwave oven internal pollutes little, the effect that electric efficiency is high.
For achieving the above object, the utility model provides following technical scheme: a kind of stator core, comprise main stator iron core and secondary stator core, described main stator iron core is overrided to form by main stator punching, described secondary stator core is overrided to form by secondary stator punching, main stator punching has the circular hole of hollow, the diameter of described circular hole is 30mm-31mm, shape is rectangle in described main stator punching, described main stator punching forms secondary stator stiff end in the downside of circular hole, and secondary stator stiff end comprises the fastening section that both sides are arc-shaped.
Further, the diameter of described circular hole is 30mm-31mm.
Further, the inwall of described circular hole has some short slots.
Further, described short slot is the degree of depth is the uniform short slot of 1mm.
Further, the degree of depth of described short slot evenly reduces from one end to the other end.
Further, have near described circular hole excircle the secondary circular hole that some diameters are 2.7mm-2.9mm, described secondary circular hole is connected with circular hole by link.
Further, the edge clamping angle part of described main stator punching has the fillet that diameter is 11mm.
Secondary stator core, be overrided to form by secondary stator punching, described secondary stator punching can be fastened on secondary stator stiff end.
The beneficial effects of the utility model are, by being provided with secondary stator stiff end on main stator iron core, reach main stator and secondary stator matches, coordinate more closely rationally, stators and rotators is had in the middle of running makes magnetic resistance reduce, and improves magnetic efficiency, reduces and keeps motor to operate steadily, the noise of motor of air-conditioning, microwave oven internal pollutes little, and electric efficiency is high.
Accompanying drawing explanation
Fig. 1 is the main stator punching schematic diagram of the utility model stator core embodiment;
Fig. 2 is the secondary stator punching schematic diagram of the utility model stator core embodiment;
Fig. 3 is the schematic diagram that the utility model stator core embodiment main stator and secondary stator coordinate.
Description of reference numerals: 1, main stator punching; 11, circular hole; 12, secondary circular hole; 12a, link; 13, short slot; 2, secondary stator stiff end; 21, section is fastened; 22, hollow hole; 3, clip; 4, secondary stator punching.
Embodiment
Be described further with reference to accompanying drawing 1 to 3 pair of the utility model main stator iron core and secondary stator core embodiment.
A kind of stator core, comprise main stator iron core and secondary stator core, main stator iron core is overrided to form by main stator punching 1, and main stator punching 1 has the circular hole 11 of hollow, and the diameter of circular hole 11 is 30mm-31mm, limitedly in the middle of the present embodiment selects 31mm.Shape is rectangle in main stator punching 1, the fillet of 11mm is gone out to be provided with at rectangular four angles, main stator punching 1 forms secondary stator stiff end 2 in the downside of circular hole 11, secondary stator stiff end 2 and the bottom edge of main stator punching 1 have the distance of 2mm, secondary stator stiff end 2 comprises the fastening section 21 that both sides are arc-shaped, the circular arc of arc-shaped to be diameter be 8.5mm, the top fastening section 21 has a rectangle hollow hole 22, its length is 31.5mm, there are in the upper surface of rectangle hollow hole 22 three semi-circular through hole, diameter is respectively 0.75mm, 1.4mm, 1.4mm.
The inwall of main stator punching 1 in hollow round hole 11 has some short slots 13, short slot 13 for the degree of depth be the uniform short slot 13 of 1mm, the length of short slot 13 is 8mm, and short slot 13 is two places, is symmetrical set.As another kind of embodiment of the present utility model, short slot 13 is two places, and the degree of depth of short slot 13 evenly reduces from one end to the other end, the bosom of place's short slot 13 with another the most shallow place locating short slot 13 to being connected.
Main stator punching 1 has near circular hole 11 excircle the secondary circular hole that some diameters are 2.7mm-2.9mm, and in the middle of the present embodiment, the diameter of secondary circular hole is 2.8mm.Secondary circular hole is connected with secondary circular hole by link 12a, and link 12a is OBL short slot 13, and the width of link 12a is 1mm.
The both sides place of keeping to the side of main stator punching 1 has multiple clip 3, and main stator punching 1 realizes multi-disc main stator punching 1 by clip 3 and laminates.
Secondary stator core, be overrided to form by secondary stator punching 4, the length of secondary stator punching 4 upper end is 33mm, the length of lower end is 31.5mm, the two ends of secondary stator punching 4 are circular arc, lower end has the distance of 2mm in circular arc, the diameter of circular arc is 8.5mm, secondary stator punching 4 surface has clip 3, the surface of the secondary stator punching 4 of every a slice has two clips 3, two clip 3 direct ranges are 20mm, and secondary stator punching 4 realizes the secondary stator punching 4 of multi-disc by clip 3 and laminates, and secondary stator core can be fastened on the secondary stator stiff end 2 in main stator iron core.
The secondary stator core of the utility model design and main stator iron core, main stator and secondary stator match, and it is better closely reasonable to coordinate, and stators and rotators is had in the middle of running magnetic resistance is reduced, improve magnetic efficiency, reduce and keep motor to operate steadily.
The above is only preferred implementation of the present utility model, protection range of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection range of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection range of the present utility model.
Although more employ main stator punching, circular hole, secondary circular hole, link, short slot, secondary stator stiff end herein, fasten the terms such as section, hollow hole, clip, main stator iron core, secondary stator punching, do not get rid of the possibility using other term.These terms are used to be only used to describe and explain essence of the present utility model more easily; The restriction that they are construed to any one additional is all contrary with the utility model spirit.
Claims (7)
1. a stator core, comprise main stator iron core and secondary stator core, described main stator iron core is overrided to form by main stator punching, described secondary stator core is overrided to form by secondary stator punching, main stator punching has the circular hole of hollow, it is characterized in that: the diameter of described circular hole is 30mm-31mm, and shape is rectangle in described main stator punching, described main stator punching forms secondary stator stiff end in the downside of circular hole, and secondary stator stiff end comprises the fastening section that both sides are arc-shaped.
2. stator core according to claim 1, is characterized in that: the inwall of described circular hole has some short slots.
3. stator core according to claim 2, is characterized in that: described short slot is the degree of depth is the uniform short slot of 1mm.
4. stator core according to claim 2, is characterized in that: the degree of depth of described short slot evenly reduces from one end to the other end.
5. stator core according to claim 1, is characterized in that: have near described circular hole excircle the secondary circular hole that some diameters are 2.7mm-2.9mm, described secondary circular hole is connected with circular hole by link.
6. stator core according to claim 1, is characterized in that: the edge clamping angle part of described main stator punching has the fillet that diameter is 11mm.
7. stator core according to claim 1, is characterized in that: described secondary stator punching can be fastened on secondary stator stiff end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520732372.3U CN205051449U (en) | 2015-09-21 | 2015-09-21 | Stator iron core |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520732372.3U CN205051449U (en) | 2015-09-21 | 2015-09-21 | Stator iron core |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205051449U true CN205051449U (en) | 2016-02-24 |
Family
ID=55344991
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520732372.3U Active CN205051449U (en) | 2015-09-21 | 2015-09-21 | Stator iron core |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205051449U (en) |
-
2015
- 2015-09-21 CN CN201520732372.3U patent/CN205051449U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |