CN212969201U - Motor stator and rotor set with thin aluminum ring - Google Patents
Motor stator and rotor set with thin aluminum ring Download PDFInfo
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- CN212969201U CN212969201U CN202022010026.8U CN202022010026U CN212969201U CN 212969201 U CN212969201 U CN 212969201U CN 202022010026 U CN202022010026 U CN 202022010026U CN 212969201 U CN212969201 U CN 212969201U
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Abstract
The utility model discloses a motor stator-rotor set with thin aluminium ring, stator punching have 24 round bottom stator slot portions, the notch width of stator slot portion is 2.03mm, and the notch height is 0.78mm, and the groove shoulder height is 0.24mm, and the groove shoulder width is 4.11mm, and the groove height is 8.8mm, and the tank bottom radius is 3.2mm, the rotor punching has 22 flat bottom rotor slot portions, the notch width of rotor slot portion is 0.74mm, and the notch height is 1mm, and the groove shoulder height is 0.5mm, and the groove shoulder width is 3.65mm, and the groove height is 7.46mm, the winding includes that the diameter is 0.55 mm's first main phase winding and second main phase winding, diameter are 0.45 mm's first pair phase winding and the vice looks winding of second, and this motor stator-rotor set with thin aluminium ring starting torque is high, motor efficiency is high, the temperature rise is little, the operation is stable.
Description
Technical Field
The utility model relates to a motor manufacturing field especially relates to a motor stator-rotor assembly with thin aluminium ring.
Background
The single-phase alternating current asynchronous motor only needs single-phase alternating current when working, so the single-phase alternating current asynchronous motor is widely applied, has the advantages of simple structure, low cost, small noise, small interference to a radio system and the like, and is commonly used in household appliances with low power and small power machines, such as electric fans, air conditioners, smoke exhaust ventilators, medical instruments, small fans, household water pumps and the like.
In order to improve the performance of the single-phase alternating current asynchronous motor as much as possible, motors of various types on the market are produced, the improvement direction and the side emphasis are different, but various problems can be caused, such as difficulty in low-voltage starting of the motor, high power consumption of the motor, difficulty in production for improving the full rate of the motor, and the like.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: in order to overcome the defects of the prior art, the motor stator and rotor set with the thin aluminum ring is high in starting torque, high in motor efficiency, small in temperature rise and stable in operation.
The utility model provides a technical scheme that above-mentioned technical problem took is: the utility model provides a motor stator-rotor group with thin aluminium ring, includes stator, rotor, the stator is piled up by a plurality of stator punching and is formed, the rotor is piled up by a plurality of rotor punching and forms, be equipped with the winding on the stator punching, the stator punching has stator tooth portion, every adjacent two form stator slot portion between the stator tooth portion, the rotor punching has rotor tooth portion, every adjacent two form rotor slot portion between the rotor tooth portion.
In order to improve motor starting torque, simultaneously in order to reduce the temperature rise, the stator punching has 24 round bottom stator slot portions, stator punching hole diameter is 60mm, stator tooth's width is 4mm, stator slot portion's notch width is 2.03mm, and the notch height is 0.78mm, and the groove shoulder height is 0.24mm, and the groove shoulder width is 4.11mm, and the groove height is 8.8mm, and the tank bottom radius is 3.2mm, the rotor punching has 22 flat base rotor slot portions, rotor punching excircle diameter is 60mm, rotor tooth's width is 4.5mm, the notch width of rotor slot portion is 0.74mm, and the notch height is 1mm, and the groove shoulder height is 0.5mm, and the groove shoulder width is 3.65mm, and the groove height is 7.46 mm.
In order to further improve the starting torque of the motor, the rotor further comprises a thin aluminum ring, and the thin aluminum ring is formed by casting in a rotor groove part of the rotor punching sheet.
In order to improve the motor efficiency, the winding includes first main phase winding and second main phase winding that the diameter is 0.55mm, first auxiliary phase winding and second auxiliary phase winding that the diameter is 0.45mm, first main phase winding number of turns is 52, second main phase winding number of turns is 25, first auxiliary phase winding number of turns is 70, second auxiliary phase winding number of turns is 40.
In order to ensure the assembly reliability and improve the running stability of the motor, 6 rivet holes are uniformly formed in the stator punching sheet along the circumference as the optimization, and more or less rivet holes can be designed according to the actual condition.
The utility model has the advantages that: the motor stator and rotor set with the thin aluminum ring greatly improves the starting torque under the condition of ensuring the power and can reduce the temperature rise simultaneously through the optimal design of the structure and the size of the groove parts of the stator punching sheet and the rotor punching sheet; by adopting the thin aluminum ring, the resistance of the rotor is increased, and the starting torque is further improved; by changing winding parameters, the performance of the motor is optimized, and the efficiency of the motor is considered under the condition of improving the starting torque.
Drawings
Fig. 1 is a schematic structural diagram of a stator lamination of a motor stator-rotor set with a thin aluminum ring according to the present invention;
fig. 2 is a partial enlarged view of a stator slot structure of a stator lamination of a motor stator-rotor set with a thin aluminum ring according to the present invention;
fig. 3 is a schematic structural diagram of a rotor sheet of a motor stator-rotor set with a thin aluminum ring according to the present invention;
fig. 4 is a partial enlarged view of a rotor slot structure of a rotor sheet of a motor stator-rotor set with a thin aluminum ring according to the present invention;
fig. 5 is a schematic structural diagram of a rotor of a motor stator-rotor set with a thin aluminum ring according to the present invention;
fig. 6 is a schematic diagram showing the expansion of the main and auxiliary phase windings of the motor stator/rotor assembly with thin aluminum rings according to the present invention.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the protection scope of the present invention can be clearly and clearly defined. In the present invention, directional terms such as "up", "down", "front", "back", "left", "right", "top", "bottom", etc. refer to directions of the attached drawings only. Accordingly, the directional terms used are used for describing and understanding the present invention, and are not used for limiting the present invention.
As shown in fig. 1 and fig. 3, a motor stator and rotor set with a thin aluminum ring includes a stator 1 and a rotor 2, the stator 1 is formed by stacking a plurality of stator laminations 11, the rotor 2 is formed by stacking a plurality of rotor laminations 21, a winding 3 is arranged on each stator lamination 11, each stator lamination 11 has a stator tooth portion 111, every two adjacent stator tooth portions 111 form a stator slot portion 112, each rotor lamination 21 has a rotor tooth portion 211, a rotor slot portion 212 is formed between every two adjacent rotor tooth portions 211, and 6 rivet holes 113 are uniformly formed in the stator laminations 11 along the circumference, and are used for stacking and connecting the plurality of stator laminations 11 in the assembling process.
The shape and size design of the stator slot 112 of the stator lamination 11 and the rotor slot 212 of the rotor lamination 21 directly affect the performance of the motor, so that the size design becomes a key point of the motor stator and rotor set with the thin aluminum ring, and through repeated demonstration of continuous trial and error, finite element analysis and practice, the optimal scheme is as follows: stator punching 11 has 24 round bottom stator slot portions 112, stator punching 11 hole diameter D is 60mm, as shown in fig. 2, the width B of stator tooth portion 111 is 4mm, stator slot portion 112's notch width A is 2.03mm, and the notch height E is 0.78mm, and the groove shoulder height F is 0.24mm, and the groove shoulder width G is 4.11mm, and groove height H is 8.8mm, and tank bottom radius R is 3.2 mm.
The rotor punching sheet 21 is provided with 22 flat-bottom rotor groove portions 212, the diameter d of the outer circle of the rotor punching sheet 21 is 60mm, as shown in fig. 4, the width b of each rotor tooth portion 211 is 4.5mm, the width a of the notch of each rotor groove portion 212 is 0.74mm, the height e of the notch is 1mm, the height f of the notch shoulder is 0.5mm, the width g of the notch shoulder is 3.65mm, and the height h of the groove body is 7.46 mm.
Since the foreign voltage is 110V and 60HZ, when the motor is used on an outlet type motor, in order to further improve the starting torque, the aluminum ring in the rotor 2 is reduced, that is, the rotor 2 further comprises a thin aluminum ring 22, the thin aluminum ring 22 is formed by casting in the rotor slot portion 212 of the rotor punching sheet 21, so that the rotor resistance is increased, and the starting torque is improved, but the motor efficiency is sacrificed when the aluminum ring is reduced, so that in order to improve the motor efficiency, the winding parameters need to be changed, the motor performance is optimized, and the motor efficiency is considered under the condition of improving the starting torque, and the specific scheme is as follows: the winding 3 comprises a first main phase winding 311 and a second main phase winding 312 with the diameter of 0.55mm, a first auxiliary phase winding 321 and a second auxiliary phase winding 322 with the diameter of 0.45mm, the number of turns of the first main phase winding 311 is 52, the number of turns of the second main phase winding 312 is 25, the number of turns of the first auxiliary phase winding 321 is 70, the number of turns of the second auxiliary phase winding 322 is 40, and the specific main and auxiliary phase winding unfolding schematic diagram is shown in fig. 6.
The above-mentioned embodiments further explain in detail the technical problems, technical solutions and advantages solved by the present invention, and it should be understood that the above only is a specific embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (3)
1. The utility model provides a motor stator rotor group with thin aluminium ring, includes stator (1), rotor (2), stator (1) is piled up by a plurality of stator punching (11) and is formed, rotor (2) is piled up by a plurality of rotor punching (21) and is formed, be equipped with winding (3) on stator punching (11), stator punching (11) have stator tooth portion (111), every adjacent two form stator slot portion (112) between stator tooth portion (111), rotor punching (21) have rotor tooth portion (211), every adjacent two form rotor slot portion (212) between rotor tooth portion (211), its characterized in that: the stator punching sheet (11) is provided with 24 round-bottom stator slot parts (112), the diameter of an inner hole of the stator punching sheet (11) is 60mm, the width of a stator tooth part (111) is 4mm, the width of a slot opening of the stator slot part (112) is 2.03mm, the height of the slot opening is 0.78mm, the height of a slot shoulder is 0.24mm, the width of the slot shoulder is 4.11mm, the height of the slot is 8.8mm, the radius of the slot bottom is 3.2mm, the rotor punching sheet (21) is provided with 22 flat-bottom rotor slot parts (212), the diameter of an outer circle of the rotor punching sheet (21) is 60mm, the width of the rotor tooth part (211) is 4.5mm, the width of the slot opening of the rotor slot part (212) is 0.74mm, the height of the slot opening is 1mm, the height of the slot shoulder is 0.5mm, the width of the slot shoulder is 3.65mm, the height of the slot height is 7.46mm, the winding (3) comprises a first main phase winding (311) and a second auxiliary phase winding (312) with the diameter of 0.55mm, a second auxiliary phase winding (, the number of turns of the first main phase winding (311) is 52, the number of turns of the second main phase winding (312) is 25, the number of turns of the first auxiliary phase winding (321) is 70, and the number of turns of the second auxiliary phase winding (322) is 40.
2. The electric motor stator-rotor set with thin aluminum ring of claim 1, wherein: the rotor (2) further comprises a thin aluminum ring (22), and the thin aluminum ring (22) is formed by casting in a rotor groove portion (212) of the rotor punching sheet (21).
3. The electric motor stator-rotor set with thin aluminum ring of claim 1, wherein: 6 rivet holes (113) are uniformly formed in the stator punching sheet (11) along the circumference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022010026.8U CN212969201U (en) | 2020-09-14 | 2020-09-14 | Motor stator and rotor set with thin aluminum ring |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022010026.8U CN212969201U (en) | 2020-09-14 | 2020-09-14 | Motor stator and rotor set with thin aluminum ring |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212969201U true CN212969201U (en) | 2021-04-13 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022010026.8U Active CN212969201U (en) | 2020-09-14 | 2020-09-14 | Motor stator and rotor set with thin aluminum ring |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212969201U (en) |
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2020
- 2020-09-14 CN CN202022010026.8U patent/CN212969201U/en active Active
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