CN214958932U - Stator punching sheet of variable frequency motor of energy-saving air conditioner compressor - Google Patents
Stator punching sheet of variable frequency motor of energy-saving air conditioner compressor Download PDFInfo
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- CN214958932U CN214958932U CN202121257754.7U CN202121257754U CN214958932U CN 214958932 U CN214958932 U CN 214958932U CN 202121257754 U CN202121257754 U CN 202121257754U CN 214958932 U CN214958932 U CN 214958932U
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Abstract
The utility model discloses an energy-conserving air condition compressor inverter motor's stator is towards piece, including towards the piece body, the through-hole towards the center department of piece body is equipped with installation electric motor rotor, it has a plurality of stator teeth to protruding the stretching of through-hole department towards piece body circumferencial direction, the equidistant distribution of stator tooth forms the stator slot between the adjacent stator tooth, the stator slot is equipped with the notch towards the one end of through-hole, the stator slot is provided with nine, and the groove center contained angle of two adjacent stator slots is 40. Compared with the prior art, the utility model the advantage lie in: the harmonic loss is greatly reduced, so that the motor obtains larger output power when in operation, the efficiency of the motor is improved by improving the electromagnetic power conversion, the stator core loss is further reduced, the noise and vibration generated when in operation are reduced, and the motor has the advantages of simple structure, convenience in processing and low cost.
Description
Technical Field
The utility model relates to a stator is towards piece technical field, specifically indicates an energy-conserving air condition compressor inverter motor's stator is towards piece.
Background
With the development of the market, the requirements of the air-conditioning compressor motor on high efficiency and low consumption are gradually improved, and the variable frequency motor can replace the development of a fixed frequency motor to a great extent. We have to consider designing a completely new inverter type motor to meet the needs of the future social market. From a motor design perspective alone, the stator slot profile, yoke, tooth width, and slot size will affect the magnetic flux density as well as the harmonic content and core losses. At present, the efficiency of the fixed-frequency air conditioner compressor motor is improved by more than 1% difficultly, and the efficiency is close to a saturated state. The brand new variable frequency motor is analyzed and designed, the conversion rate of energy is greatly improved aiming at the optimization design of each detail, and the iron core loss and the noise of the motor are directly influenced.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to overcome the defect of above-mentioned technique, provide an energy-conserving air condition compressor inverter motor's stator towards the piece.
In order to solve the technical problem, the utility model provides a technical scheme does: the utility model provides an energy-conserving air condition compressor inverter motor's stator punching, includes towards the piece body, the center department towards the piece body is equipped with the through-hole of installation electric motor rotor, it has a plurality of stator teeth to stretch to the through-hole department to go towards piece body circumferencial direction, the one end of stator tooth is equipped with the tooth root, the equidistant distribution of stator tooth forms the stator slot between the adjacent stator tooth, the stator slot is equipped with the notch towards the one end of through-hole, the stator slot is provided with nine, and the groove center contained angle of two adjacent stator slots is 40, and a plurality of piece bodies of punching are folded and are formed stator core, and stator core's winding adopts the star connection method to fold.
As a refinement, the diameter of the through hole: slot area of total stator slots: spacing between adjacent stator slots: the width of the notch is phi 47 mm: 732.23 mm: 2.7 mm: 7.6 mm.
As an improvement, the punching sheet body is arranged in an axisymmetric mode by taking the notch center line of the stator slot as an axis.
As an improvement, a buckle sheet groove is arranged in the circumferential direction of the punching sheet body.
As an improvement, the punching sheet body is provided with a heat dissipation groove.
Compared with the prior art, the utility model the advantage lie in: through setting up nine stator slots, and to the ration of slot area and through-hole diameter and notch width data, improve the slot area utilization ratio towards the piece body, obtain even magnetic density, it is fast to avoid the motor to heat up, the radiating groove dispels the heat, the magnetic leakage coefficient has been reduced, thereby reduce the winding quantity, reduce the motor cost, make the reduction by a wide margin of harmonic loss, and then obtain great output power when making the motor operation, the efficiency that the electromagnetic power conversion improves the motor promptly has been improved, and then reduce the stator core loss, and reduce noise and vibration that produce when the operation, the motor has simple structure, and is convenient to process, characteristics such as with low costs.
Drawings
Fig. 1 is the utility model relates to an energy-conserving air condition compressor inverter motor's stator towards the structural schematic diagram.
As shown in the figure: 1. the punching sheet comprises a punching sheet body, 2 parts of through holes, 3 parts of stator teeth, 4 parts of stator grooves, 5 parts of notches, 6 parts of buckle sheet grooves, 7 parts of radiating grooves.
Detailed Description
The following description will be made in detail with reference to the accompanying drawings for the stator punching sheet of the inverter motor of the energy-saving air conditioner compressor of the present invention.
Combine the attached drawing, a stator punching of energy-conserving air condition compressor inverter motor, including punching a piece body 1, the center department of punching a piece body 1 is equipped with installation electric motor rotor's through-hole 2, it has a plurality of stator teeth 3 to protruding the stretching of through-hole 2 department to punch a piece body 1 circumferencial direction, the one end of stator teeth 3 is equipped with the tooth root, stator teeth 3 equidistant distribution forms stator slot 4 between the adjacent stator tooth 3, stator slot 4 is equipped with notch 5 towards the one end of through-hole 2, stator slot 4 is provided with nine, and the groove center contained angle of two adjacent stator slots 4 is 40, and a plurality of punching a piece bodies 1 fold and press and form stator core, and stator core's winding adopts the star connection method.
Diameter of the through-hole 2: groove area of total stator groove 4: spacing between adjacent stator slots 4: the width of the notch 5 is phi 47 mm: 732.23 mm: 2.7 mm: 7.6 mm.
The punching sheet body 1 is arranged in an axisymmetric mode by taking the center line of the notch 5 of the stator slot 4 as an axis.
And a buckle sheet groove 6 is arranged in the circumferential direction of the punching sheet body 1.
And the punching sheet body 1 is provided with a heat dissipation groove 7.
The utility model discloses when concrete implementation, through setting up nine stator slots, and to the ration of slot area and through-hole diameter and notch width data, improve the slot area utilization ratio towards the piece body, obtain even magnetic density, it is fast to avoid the motor to heat up, the radiating groove dispels the heat, the magnetic leakage coefficient has been reduced, thereby reduce the winding quantity, reduce the motor cost, make reduction by a wide margin of harmonic loss, and then obtain great output power when making the motor operation, the efficiency that the electromagnetic power conversion improves the motor promptly, and then reduce the stator core loss, and reduce noise and vibration that produce when the operation, and has simple structure, processing is convenient, characteristics such as with low costs.
The present invention and the embodiments thereof have been described above, but the description is not limited thereto, and the embodiment shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.
Claims (5)
1. The utility model provides an energy-conserving air condition compressor inverter motor's stator punching, includes, its characterized in that: including towards piece body (1), center department towards piece body (1) is equipped with through-hole (2) of installation electric motor rotor, its characterized in that: towards protruding the stretching of piece body (1) circumferencial direction to through-hole (2) department and have a plurality of stator teeth (3), the one end of stator teeth (3) is equipped with the tooth root, stator teeth (3) equidistant distribution forms stator slot (4) between adjacent stator teeth (3), stator slot (4) are equipped with notch (5) towards the one end of through-hole (2), stator slot (4) are provided with nine, and the groove center contained angle of two adjacent stator slots (4) is 40, and a plurality of lamination forming stator core towards piece body (1), and stator core's winding adopts the star connection method.
2. The stator punching sheet of the inverter motor of the energy-saving air-conditioning compressor as claimed in claim 1, characterized in that: diameter of the through-hole (2): slot area of the total stator slots (4): spacing between adjacent stator slots (4): the width of the notch (5) is phi 47 mm: 732.23 mm: 2.7 mm: 7.6 mm.
3. The stator punching sheet of the inverter motor of the energy-saving air-conditioning compressor as claimed in claim 1, characterized in that: the punching sheet body (1) is arranged in an axisymmetric mode by taking the center line of a notch (5) of the stator slot (4).
4. The stator punching sheet of the inverter motor of the energy-saving air-conditioning compressor as claimed in claim 1, characterized in that: and a buckle sheet groove (6) is arranged in the circumferential direction of the punching sheet body (1).
5. The stator punching sheet of the inverter motor of the energy-saving air-conditioning compressor as claimed in claim 1, characterized in that: the punching sheet body (1) is provided with a heat dissipation groove (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121257754.7U CN214958932U (en) | 2021-06-07 | 2021-06-07 | Stator punching sheet of variable frequency motor of energy-saving air conditioner compressor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121257754.7U CN214958932U (en) | 2021-06-07 | 2021-06-07 | Stator punching sheet of variable frequency motor of energy-saving air conditioner compressor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214958932U true CN214958932U (en) | 2021-11-30 |
Family
ID=79056074
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121257754.7U Active CN214958932U (en) | 2021-06-07 | 2021-06-07 | Stator punching sheet of variable frequency motor of energy-saving air conditioner compressor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214958932U (en) |
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2021
- 2021-06-07 CN CN202121257754.7U patent/CN214958932U/en active Active
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