CN203537088U - Rotor punching, rotor and three-phase AC asynchronous starting permanent magnet synchronous motor - Google Patents
Rotor punching, rotor and three-phase AC asynchronous starting permanent magnet synchronous motor Download PDFInfo
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- CN203537088U CN203537088U CN201320708246.5U CN201320708246U CN203537088U CN 203537088 U CN203537088 U CN 203537088U CN 201320708246 U CN201320708246 U CN 201320708246U CN 203537088 U CN203537088 U CN 203537088U
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Abstract
The utility model provides a rotor punching, a rotor and a three-phase AC asynchronous starting permanent magnet synchronous motor. The rotor punching possesses a rotor punching body of which the external diameter is 184 plus and minus 0.05 mm, 40 radial cage grooves are distributed at the outer edge of the rotor punching body evenly, and each cage groove is a tower shapecomposed of a trapezoidal cage groove lower part, a constant width groove-shaped cage groove upper part and a radial opening. Four radial constant width master permanent magnet placing grooves are distributed in a pitch circle evenly, a V-shaped slave permanent magnet placing groove is arranged between the adjacent two master permanent magnet placing grooves to form a W shape of which the opening is outwards, and the top included angles of each master permanent magnet placing groove and each slave permanent magnet placing groove are 150 degrees and 55 degrees separately. The rotor comprises a rotating shaft and the rotor punching of the utility model, and the quadrupole asynchronous starting permanent magnet synchronous motor comprises a stator and the rotor of the utility model. The starting torque of the three-phase AC asynchronous starting permanent magnet synchronous motor of the utility model is large and is at least three times of a national standard rated torque, and the motor has the effects of saving materials and energy.
Description
Technical field
The utility model relates to rotor punching, rotor and motor, in particular for rotor punching, the rotor of making based on this rotor punching of asynchronous starting permagnetic synchronous motor and the phase asynchronous startup permagnetic synchronous motor with this rotor.
Background technology
Along with the development of mankind's modernization construction, the global resources of society are day by day deficient, and people also strengthen all the more the consciousness of energy-saving and emission-reduction low-carbon (LC) life.At present country is advocating energy-saving and emission-reduction energetically, but is widely used at present the defects such as motor ubiquity efficiency in the fields such as industry, agricultural, business, building industry and traffic is low, energy consumption is large, can not meet the requirement of efficient and energy-saving and emission-reduction.Rotor punching is the key components and parts in motor, and its material, inner circle size, excircle dimension, flute profile size etc. more or less have direct impact to the efficiency of motor, and just can reach energy-conservation object by improving the mode of motor efficiency.The motor that comprises rotor punching using in the market, manufactures the defects such as material usage is many, torque is little because its rotor punching exists, and cannot reach the object that improves electric efficiency and energy-saving and emission-reduction.
Utility model content
The technical problems to be solved in the utility model is that rotor punching manufactures that required material usage is many, detent torque is little, and the efficiency of motor is lower, the rotor punching that a kind of materials are economized, torque is large is provided, and the rotor of being made by this rotor punching and the phase asynchronous startup permagnetic synchronous motor with good energy-efficient performance that comprises this rotor punching.
For solving the problems of the technologies described above, the technical scheme of the utility model rotor punching is: it has the rotor punching body that external diameter is 184 ± 0.05mm, the outward flange of described rotor punching body is evenly distributed with 40 cage grooves radially, the inner of described cage groove is positioned on the pitch circle that diameter is 154 ± 0.2mm, the inner side that is positioned at described pitch circle on described rotor punching body is circularly and evenly distributed 4 radially and wide main permanent magnet putting groove, between adjacent two described main permanent magnet putting grooves, be provided with the secondary permanent magnet putting groove of an opening being connected to form by two isometric limit grooves " V " font inwardly, the middle part of described rotor punching body is provided with the axis hole that comprises keyway, it is characterized in that: two openends of described secondary permanent magnet putting groove point to respectively the inner of adjacent main permanent magnet putting groove, described secondary permanent magnet putting groove and adjacent two described main permanent magnet putting grooves form opening " W " shape outwardly, angle between described main permanent magnet putting groove and adjacent limit groove is 93 ± 1 °, two outer ends of the inner of described main permanent magnet putting groove and described secondary permanent magnet putting groove are equipped with the top being formed by two inclined-planes, the angle at the top of described main permanent magnet putting groove is 150 ± 1 ° and two inclined-plane symmetry, the angle at the top of described secondary permanent magnet putting groove is 55 ± 0.5 °, the inclined-plane that described main permanent magnet putting groove is relative with described secondary permanent magnet putting groove is parallel to each other.
As the improvement to rotor punching of the present utility model, the serve as reasons cage groove bottom that is trapezoidal and be the cage groove top of equal-width groove shape and the turriform that radial opening forms of described cage groove, the height of described cage groove bottom is 8.0 ± 0.2mm, bottom width is 5.6 ± 0.03mm, upper base hem width degree is 6.8 ± 0.03mm, the height on described cage groove top is 6.0 ± 0.2mm, width is 3.2 ± 0.03mm, the top on described cage groove top is provided with two symmetrical inclined-planes, the angle on two inclined-planes is 120 ± 1 °, described radial opening is positioned at the drift angle place of described angle and the width of this radial opening is 1 ± 0.03mm, be highly 2.5 ± 0.2mm.
As the further improvement to rotor punching of the present utility model, the distance between the outer end of described main permanent magnet putting groove and the inner of described cage groove is 1.15 ± 0.02mm.
For solving the problems of the technologies described above, the technical scheme of the utility model rotor is: it comprises rotating shaft and rotor punching, described rotor punching has the rotor punching body that external diameter is 184 ± 0.05mm, the outward flange of described rotor punching body is evenly distributed with 40 cage grooves radially, the inner of described cage groove is positioned on the pitch circle that diameter is 154 ± 0.2mm, the inner side that is positioned at described pitch circle on described rotor punching body is circularly and evenly distributed 4 radially and wide main permanent magnet putting groove, between adjacent two described main permanent magnet putting grooves, be provided with the secondary permanent magnet putting groove of the opening that is connected to form by two isometric limit grooves " V " font inwardly, the middle part of described rotor punching body is provided with the axis hole that comprises keyway, multi-disc shape, the rotor punching that specification is identical overlaps together and described rotating shaft is located in described axis hole, fitted key between described keyway and rotating shaft, in described cage groove, be cast in fine aluminium, described main permanent magnet putting groove, in secondary permanent magnet putting groove, put magnet steel, two openends of described secondary permanent magnet putting groove point to respectively the inner of adjacent main permanent magnet putting groove, described secondary permanent magnet putting groove and adjacent two described main permanent magnet putting grooves form opening " W " shape outwardly, angle between described main permanent magnet putting groove and adjacent limit groove is 93 ± 1 °, two outer ends of the inner of described main permanent magnet putting groove and described secondary permanent magnet putting groove are equipped with the top being formed by two inclined-planes, the angle at the top of described main permanent magnet putting groove is 150 ± 1 ° and two inclined-plane symmetry, the angle at the top of described secondary permanent magnet putting groove is 55 ± 0.5 °, the inclined-plane that described main permanent magnet putting groove is relative with described secondary permanent magnet putting groove is parallel to each other.
As the improvement to rotor of the present utility model, described cage groove is rectangle, the serve as reasons cage groove bottom that is trapezoidal and be the cage groove top of equal-width groove shape and the turriform that radial opening forms of described cage groove, the height of described cage groove bottom is 8.0 ± 0.2mm, bottom width is 5.6 ± 0.03mm, upper base hem width degree is 6.8 ± 0.03mm, the height on described cage groove top is 6.0 ± 0.2mm, width is 3.2 ± 0.03mm, the top on described cage groove top is provided with two symmetrical inclined-planes, the angle on two inclined-planes is 120 ± 1 °, described radial opening is positioned at the drift angle place of described angle and the width of this radial opening is 1 ± 0.03mm, be highly 2.5 ± 0.2mm.Described cage groove top refer in cage groove direction radially, approach the outer peripheral part of rotor punching body, described cage groove bottom refers in cage groove direction radially away from the outer peripheral part of rotor punching body.
As the further improvement to rotor of the present utility model, the distance between the outer end of described main permanent magnet putting groove and the inner of described cage groove is 1.15 ± 0.02mm.
For solving the problems of the technologies described above, the technical scheme of the utility model motor is: it comprises stator, rotor, described rotor comprises rotating shaft and rotor punching, described rotor punching has the rotor punching body that external diameter is 184 ± 0.05mm, the outward flange of described rotor punching body is evenly distributed with 40 cage grooves radially, the inner of described cage groove is positioned on the pitch circle that diameter is 154 ± 0.2mm, the inner side that is positioned at described pitch circle on described rotor punching body is circularly and evenly distributed 4 radially and wide main permanent magnet putting groove, between adjacent two described main permanent magnet putting grooves, be provided with the secondary permanent magnet putting groove of the opening that is connected to form by two isometric limit grooves " V " font inwardly, the middle part of described rotor punching body is provided with the axis hole that comprises keyway, multi-disc shape, the rotor punching that specification is identical overlaps together and described rotating shaft is located in described axis hole, fitted key between described keyway and rotating shaft, in described cage groove, be cast in fine aluminium, described main permanent magnet putting groove, in secondary permanent magnet putting groove, put magnet steel, described rotating shaft is assemblied on bearing and can makes rotor with respect to stator rotation, it is characterized in that: two openends of described secondary permanent magnet putting groove point to respectively the inner of adjacent main permanent magnet putting groove, described secondary permanent magnet putting groove and adjacent two described main permanent magnet putting grooves form opening " W " shape outwardly, angle between described main permanent magnet putting groove and adjacent limit groove is 93 ± 1 °, two outer ends of the inner of described main permanent magnet putting groove and described secondary permanent magnet putting groove are equipped with the top being formed by two inclined-planes, the angle at the top of described main permanent magnet putting groove is 150 ± 1 ° and two inclined-plane symmetry, the angle at the top of described secondary permanent magnet putting groove is 55 ± 0.5 °, the inclined-plane that described main permanent magnet putting groove is relative with described secondary permanent magnet putting groove is parallel to each other.
As the improvement to phase asynchronous startup permagnetic synchronous motor of the present utility model, the serve as reasons cage groove bottom that is trapezoidal and be the cage groove top of equal-width groove shape and the turriform that radial opening forms of described cage groove, the height of described cage groove bottom is 8.0 ± 0.2mm, bottom width is 5.6 ± 0.03mm, upper base hem width degree is 6.8 ± 0.03mm, the height on described cage groove top is 6.0 ± 0.2mm, width is 3.2 ± 0.03mm, the top on described cage groove top is provided with two symmetrical inclined-planes, the angle on two inclined-planes is 120 ± 1 °, described radial opening is positioned at the drift angle place of described angle and the width of this radial opening is 1 ± 0.03mm, be highly 2.5 ± 0.2mm.Described cage groove top refer in cage groove direction radially, approach the outer peripheral part of rotor punching body, described cage groove bottom refers in cage groove direction radially away from the outer peripheral part of rotor punching body.Described cage groove top refer in cage groove direction radially, approach the outer peripheral part of rotor punching body, described cage groove bottom refers in cage groove direction radially away from the outer peripheral part of rotor punching body.
As the further improvement to phase asynchronous startup permagnetic synchronous motor of the present utility model, the distance between the outer end of described main permanent magnet putting groove and the inner of described cage groove is 1.15 ± 0.02mm.
The beneficial effect of the utility model motor is:
1. can obviously save the use amount of manufacturing material (with respect to the motor of prior art same specification, the aluminium that injects cage groove can be saved 5% use amount with respect to prior art, winding copper loss on stator has reduced 20%, saved the use amount of copper, last the folded thick of rotor can reduce 10%, solved the use amount of silicon steel sheet);
2. the electric motor starting torque that utilizes rotor punching of the present utility model to make is large, reaches at least 3 times of GB nominal torque;
3. the motor making more approaches 1 compared with the motor power factor of prior art same specification, and its efficiency is more than 93%, can under 20%-125% load, efficiently move, so more similar motor has more excellent energy-saving effect.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in further detail.
To be the utility model rotor punching making rotor and to the structural representation after rotor diameter fine finishining to Fig. 1;
Fig. 2 is the local enlarged diagram in I place of the utility model rotor punching;
Fig. 3 is the local enlarged diagram in II place of the utility model rotor punching;
In figure: 1-rotor punching body, 2-cage groove, the main permanent magnet putting groove of 3-, the secondary permanent magnet putting groove of 4-, 41-limit groove, 5-pitch circle, 6-axis hole.
Embodiment
Be illustrated in figure 1 the embodiment of a kind of rotor punching of the present utility model, this rotor punching has the rotor punching body 1 that outer diameter D 1 is 184 ± 0.05mm after finish turning, rotor punching body 1 is made by silicon steel sheet, and the middle part of this rotor punching body 1 is provided with the axis hole 4 that comprises keyway.Outward flange at rotor punching body 1 is distributed with 40 equably along rotor punching body 1 cage groove 2 radially, the inner of this cage groove 2 is positioned on the pitch circle 5 that diameter D2 is 154 ± 0.2mm, the inner end face and the pitch circle points of tangency that are cage groove 2 are positioned on the symmetry axis of cage groove 2, in cage groove 2, can be cast in fine aluminium.The inner side that is positioned at pitch circle 5 on rotor punching body 1 is circularly and evenly distributed 4 radially and wide main permanent magnet putting groove 3, this main permanent magnet putting groove 3 is rectangle, between two adjacent main permanent magnet putting grooves 3, be provided with the secondary permanent magnet putting groove 4 of an opening being connected to form by two isometric limit grooves 41 " V " font inwardly, secondary permanent magnet putting groove 4 forms opening " W " shape outwardly with adjacent two main permanent magnet putting grooves 3, and the distance H between the outer end of main permanent magnet putting groove 3 and the inner of cage groove 2 is 1.15 ± 0.02mm.Two openends of secondary permanent magnet putting groove 4 point to respectively the inner of adjacent main permanent magnet putting groove 3, and the angle theta between main permanent magnet putting groove 3 and adjacent limit groove 41 is 93 ± 1 °.As shown in Figure 3, concrete, two outer ends of the inner of main permanent magnet putting groove 3 and secondary permanent magnet putting groove 4 are equipped with the top being formed by two inclined-planes, the angle α at the top of main permanent magnet putting groove is 150 ± 1 ° and two inclined-plane symmetry, the angle β at the top of secondary permanent magnet putting groove 4 is 55 ± 0.5 °, the inclined-plane that main permanent magnet putting groove 3 is relative with secondary permanent magnet putting groove 4 is parallel to each other, each main permanent magnet putting groove 3 and secondary permanent magnet putting groove 4 is interior all can place permanent magnet.As shown in Figure 2, the serve as reasons cage groove bottom that is trapezoidal and be the cage groove top of equal-width groove shape and the turriform that radial opening forms of cage groove 2, wherein, the height A of cage groove bottom is 8.0 ± 0.2mm, bottom width B is 5.6 ± 0.03mm, upper base limit width C is 6.8 ± 0.03mm, the height D on cage groove top is 6.0 ± 0.2mm, width E is 3.2 ± 0.03mm, and the top on cage groove top is provided with two symmetrical inclined-planes, the angle γ on two inclined-planes is 120 ± 1 °, the drift angle place of angle and the width F of this radial opening that radial opening is positioned at described two inclined-planes are 1 ± 0.03mm, height G is 2.5 ± 0.2mm, cage groove inside all can interior cast aluminium.Above-mentioned cage groove top refer in cage groove direction radially, approach the outer peripheral part of rotor punching body, above-mentioned cage groove bottom refers in cage groove direction radially away from the outer peripheral part of rotor punching body.The detent torque of the rotor punching of this embodiment is large, can reach at least 3 times of GB nominal torque.Common, for the ease of to rotor diameter, fine finishining obtains the rotor of accurate dimension, when manufacturing the blank of rotor punching, the blank external diameter of rotor punching body conventionally than the outer diameter D 1 after fine finishining (as turning) slightly greatly to reserve allowance, so the outer diameter D 1 of rotor punching is conventionally large than the rotor machining now.The outer diameter D 1 of rotor punching body 1, pitch circle 5, axis hole 4 are concentric, the distribution center of permanent magnet putting groove be positioned at one with the concentric circle of pitch circle 5 on.
The embodiment of a kind of rotor of the present utility model, comprise rotating shaft and rotor punching, the rotor punching of this rotor in the identical above-described embodiment of multi-disc shape, specification overlaps together, subsequently rotating shaft is located in the axis hole of rotor punching, fitted key between axle and keyway so that rotor punching with axle, rotate simultaneously.In the cage groove at rotor punching edge, fill with and have cast aluminium, and be placed with permanent magnet in each permanent magnet putting groove, and be positioned over consistent, adjacent contrary of the magnetic direction of each permanent magnet in groove.The rotor of being made by above-mentioned rotor punching, not only injects the cast aluminium of its cage groove and can save 5% with respect to other rotors, and the rotor with this structure can make the winding copper loss on stator reduce 20%, reaches the object of saving aluminium and copper use amount.In addition, the rotor of being made by above-mentioned rotor punching, with respect to other rotors, it folded thickly also can reduce 10%, can save the use amount of silicon steel sheet.In sum, rotor of the present utility model has the effect that the use amount of material is manufactured in obvious saving.
The embodiment of a kind of phase asynchronous startup permagnetic synchronous motor of the present utility model, it comprises stator and above-mentioned rotor, the rotating shaft of above-mentioned rotor is assemblied on the bearing of motor housing and can makes rotor with respect to stator rotation, this motor has the rotor punching of brand-new dimensional structure, the detent torque of this rotor punching is large, reach at least 3 times of GB nominal torque, so compare with similar motor, the power factor of this motor more approach 1 and its efficiency more than 93%, can under 20%-125% load, efficiently move, more similar motor has more excellent energy-saving effect.
Claims (9)
1. rotor punching, there is the rotor punching body (1) that external diameter (D1) is 184 ± 0.05mm, the outward flange of described rotor punching body (1) is evenly distributed with 40 cage grooves (2) radially, the inner of described cage groove (2) is positioned on the pitch circle (5) that diameter (D2) is 154 ± 0.2mm, the inner side that is positioned at described pitch circle (5) on described rotor punching body (1) is circularly and evenly distributed 4 radially and wide main permanent magnet putting groove (3), between adjacent two described main permanent magnet putting grooves (3), be provided with the secondary permanent magnet putting groove (4) of an opening being connected to form by two isometric limit grooves (41) " V " font inwardly, the middle part of described rotor punching body (1) is provided with the axis hole (6) that comprises keyway, it is characterized in that: two openends of described secondary permanent magnet putting groove (4) point to respectively the inner of adjacent main permanent magnet putting groove (3), described secondary permanent magnet putting groove (4) forms opening " W " shape outwardly with adjacent two described main permanent magnet putting grooves (3), angle (θ) between described main permanent magnet putting groove (3) and adjacent limit groove (41) is 93 ± 1 °, two outer ends of the inner of described main permanent magnet putting groove (3) and described secondary permanent magnet putting groove (4) are equipped with the top being formed by two inclined-planes, the angle (α) at the top of described main permanent magnet putting groove (3) is 150 ± 1 ° and two inclined-plane symmetry, the angle (β) at the top of described secondary permanent magnet putting groove (4) is 55 ± 0.5 °, the inclined-plane that described main permanent magnet putting groove (3) is relative with described secondary permanent magnet putting groove (4) is parallel to each other.
2. rotor punching according to claim 1, it is characterized in that: the serve as reasons cage groove bottom that is trapezoidal and be the cage groove top of equal-width groove shape and the turriform that radial opening forms of described cage groove (2), the height (A) of described cage groove bottom is 8.0 ± 0.2mm, bottom width (B) is 5.6 ± 0.03mm, upper base hem width degree (C) is 6.8 ± 0.03mm, the height (D) on described cage groove top is 6.0 ± 0.2mm, width (E) is 3.2 ± 0.03mm, the top on described cage groove top is provided with two symmetrical inclined-planes, the angle on two inclined-planes (γ) is 120 ± 1 °, described radial opening is positioned at the drift angle place of described angle and the width (F) of this radial opening is 1 ± 0.03mm, highly (G) is 2.5 ± 0.2mm.
3. rotor punching according to claim 1, is characterized in that: the distance (H) between the outer end of described main permanent magnet putting groove (3) and the inner of described cage groove (2) is 1.15 ± 0.02mm.
4. rotor, comprise rotating shaft and rotor punching, described rotor punching has the rotor punching body (1) that external diameter (D1) is 184 ± 0.05mm, the outward flange of described rotor punching body (1) is evenly distributed with 40 cage grooves (2) radially, the inner of described cage groove (2) is positioned on the pitch circle (5) that diameter (D2) is 154 ± 0.2mm, the inner side that is positioned at described pitch circle (5) on described rotor punching body (1) is circularly and evenly distributed 4 radially and wide main permanent magnet putting groove (3), between adjacent two described main permanent magnet putting grooves (3), be provided with the secondary permanent magnet putting groove (4) of the opening that is connected to form by two isometric limit grooves (41) " V " font inwardly, the middle part of described rotor punching body (1) is provided with the axis hole (6) that comprises keyway, multi-disc shape, the rotor punching that specification is identical overlaps together and described rotating shaft is located in described axis hole (6), fitted key between described keyway and rotating shaft, in described cage groove (2), be cast in fine aluminium, described main permanent magnet putting groove (3), in secondary permanent magnet putting groove (4), put magnet steel, it is characterized in that: two openends of described secondary permanent magnet putting groove (4) point to respectively the inner of adjacent main permanent magnet putting groove (3), described secondary permanent magnet putting groove (4) forms opening " W " shape outwardly with adjacent two described main permanent magnet putting grooves (3), angle (θ) between described main permanent magnet putting groove (3) and adjacent limit groove (41) is 93 ± 1 °, two outer ends of the inner of described main permanent magnet putting groove (3) and described secondary permanent magnet putting groove (4) are equipped with the top being formed by two inclined-planes, the angle at the top of described main permanent magnet putting groove (3) is 150 ± 1 ° and two inclined-plane symmetry, the angle at the top of described secondary permanent magnet putting groove (4) is 55 ± 0.5 °, the inclined-plane that described main permanent magnet putting groove (3) is relative with described secondary permanent magnet putting groove (4) is parallel to each other.
5. rotor according to claim 4, it is characterized in that: the serve as reasons cage groove bottom that is trapezoidal and be the cage groove top of equal-width groove shape and the turriform that radial opening forms of described cage groove (2), the height (A) of described cage groove bottom is 8.0 ± 0.2mm, bottom width (B) is 5.6 ± 0.03mm, upper base hem width degree (C) is 6.8 ± 0.03mm, the height (D) on described cage groove top is 6.0 ± 0.2mm, width (E) is 3.2 ± 0.03mm, the top on described cage groove top is provided with two symmetrical inclined-planes, the angle on two inclined-planes (γ) is 120 ± 1 °, described radial opening is positioned at the drift angle place of described angle and the width (F) of this radial opening is 1 ± 0.03mm, highly (G) is 2.5 ± 0.2mm.
6. rotor according to claim 4, is characterized in that: the distance (H) between the outer end of described main permanent magnet putting groove (3) and the inner of described cage groove (2) is 1.15 ± 0.02mm.
7. phase asynchronous startup permagnetic synchronous motor, comprise stator, rotor, described rotor comprises rotating shaft and rotor punching, described rotor punching has the rotor punching body (1) that external diameter (D1) is 184 ± 0.05mm, the outward flange of described rotor punching body (1) is evenly distributed with 40 cage grooves (2) radially, the inner of described cage groove (2) is positioned on the pitch circle (5) that diameter (D2) is 154 ± 0.2mm, the inner side that is positioned at described pitch circle (5) on described rotor punching body (1) is circularly and evenly distributed 4 radially and wide main permanent magnet putting groove (3), between adjacent two described main permanent magnet putting grooves (3), be provided with the secondary permanent magnet putting groove (4) of the opening that is connected to form by two isometric limit grooves (41) " V " font inwardly, the middle part of described rotor punching body (1) is provided with the axis hole (6) that comprises keyway, multi-disc shape, the rotor punching that specification is identical overlaps together and described rotating shaft is located in described axis hole (6), fitted key between described keyway and rotating shaft, in described cage groove (2), be cast in fine aluminium, described main permanent magnet putting groove (3), in secondary permanent magnet putting groove (4), put magnet steel, described rotating shaft is assemblied on bearing and can makes rotor with respect to stator rotation, it is characterized in that: two openends of described secondary permanent magnet putting groove (4) point to respectively the inner of adjacent main permanent magnet putting groove (3), described secondary permanent magnet putting groove (4) forms opening " W " shape outwardly with adjacent two described main permanent magnet putting grooves (3), angle (θ) between described main permanent magnet putting groove (3) and adjacent limit groove (41) is 93 ± 1 °, two outer ends of the inner of described main permanent magnet putting groove (3) and described secondary permanent magnet putting groove (4) are equipped with the top being formed by two inclined-planes, the angle at the top of described main permanent magnet putting groove (3) is 150 ± 1 ° and two inclined-plane symmetry, the angle at the top of described secondary permanent magnet putting groove (4) is 55 ± 0.5 °, the inclined-plane that described main permanent magnet putting groove (3) is relative with described secondary permanent magnet putting groove (4) is parallel to each other.
8. phase asynchronous startup permagnetic synchronous motor according to claim 7, it is characterized in that: the serve as reasons cage groove bottom that is trapezoidal and be the cage groove top of equal-width groove shape and the turriform that radial opening forms of described cage groove (2), the height (A) of described cage groove bottom is 8.0 ± 0.2mm, bottom width (B) is 5.6 ± 0.03mm, upper base hem width degree (C) is 6.8 ± 0.03mm, the height (D) on described cage groove top is 6.0 ± 0.2mm, width (E) is 3.2 ± 0.03mm, the top on described cage groove top is provided with two symmetrical inclined-planes, the angle on two inclined-planes (γ) is 120 ± 1 °, described radial opening is positioned at the drift angle place of described angle and the width (F) of this radial opening is 1 ± 0.03mm, highly (G) is 2.5 ± 0.2mm.
9. phase asynchronous startup permagnetic synchronous motor according to claim 7, is characterized in that: the distance (H) between the outer end of described main permanent magnet putting groove (3) and the inner of described cage groove (2) is 1.15 ± 0.02mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320708246.5U CN203537088U (en) | 2013-11-11 | 2013-11-11 | Rotor punching, rotor and three-phase AC asynchronous starting permanent magnet synchronous motor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320708246.5U CN203537088U (en) | 2013-11-11 | 2013-11-11 | Rotor punching, rotor and three-phase AC asynchronous starting permanent magnet synchronous motor |
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| Publication Number | Publication Date |
|---|---|
| CN203537088U true CN203537088U (en) | 2014-04-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320708246.5U Expired - Fee Related CN203537088U (en) | 2013-11-11 | 2013-11-11 | Rotor punching, rotor and three-phase AC asynchronous starting permanent magnet synchronous motor |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109639000A (en) * | 2018-12-20 | 2019-04-16 | 卧龙电气南阳防爆集团股份有限公司 | A kind of 1 grade of efficiency flame-proof type asynchronous starting three-phase permanent-magnetic synchronous motors |
| CN113098159A (en) * | 2021-04-01 | 2021-07-09 | 西北工业大学 | Hybrid permanent magnet memory starting/power generator and operation method thereof |
-
2013
- 2013-11-11 CN CN201320708246.5U patent/CN203537088U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109639000A (en) * | 2018-12-20 | 2019-04-16 | 卧龙电气南阳防爆集团股份有限公司 | A kind of 1 grade of efficiency flame-proof type asynchronous starting three-phase permanent-magnetic synchronous motors |
| WO2020125206A1 (en) * | 2018-12-20 | 2020-06-25 | 卧龙电气南阳防爆集团股份有限公司 | First-level energy-efficient flameproof asynchronous-starting three-phase permanent magnet synchronous electric motor |
| CN113098159A (en) * | 2021-04-01 | 2021-07-09 | 西北工业大学 | Hybrid permanent magnet memory starting/power generator and operation method thereof |
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