CN111463916A - Stator punching sheet of household air-conditioning compressor motor - Google Patents
Stator punching sheet of household air-conditioning compressor motor Download PDFInfo
- Publication number
- CN111463916A CN111463916A CN202010359989.0A CN202010359989A CN111463916A CN 111463916 A CN111463916 A CN 111463916A CN 202010359989 A CN202010359989 A CN 202010359989A CN 111463916 A CN111463916 A CN 111463916A
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- stator
- excircle
- punching sheet
- sixteen
- groove
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/16—Stator cores with slots for windings
- H02K1/165—Shape, form or location of the slots
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/18—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures
- H02K1/185—Means for mounting or fastening magnetic stationary parts on to, or to, the stator structures to outer stators
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/12—Stationary parts of the magnetic circuit
- H02K1/20—Stationary parts of the magnetic circuit with channels or ducts for flow of cooling medium
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
- H02K2213/03—Machines characterised by numerical values, ranges, mathematical expressions or similar information
Abstract
The invention discloses a stator punching sheet of a household air-conditioning compressor motor, which comprises a punching sheet body, wherein the punching sheet body comprises a stator yoke part, a stator punching sheet excircle and a stator punching sheet inner circle, one side of the stator yoke part, which is close to the stator punching sheet inner circle, is provided with a plurality of stator teeth, sixteen large stator slots and four small stator slots are respectively arranged between a plurality of adjacent two stator teeth, three notches are uniformly distributed in the circumferential direction of the stator yoke part at equal intervals, and two No. two stator excircle inner grooves and a plurality of No. one stator excircle inner grooves which are uniformly distributed at equal intervals are arranged on the stator punching sheet excircle. According to the stator punching sheet of the household air-conditioning compressor motor, the ratio of the groove type area of the small stator groove to the groove type area of the large stator groove is increased by 11.6%, so that the motor obtains larger output power during operation, and the efficiency of the motor is improved; and the weight of the motor is reduced while the service life of the motor is prolonged by the notch ventilation part.
Description
Technical Field
The invention relates to the technical field of air-conditioning compressor motor accessories, in particular to a stator punching sheet of a household air-conditioning compressor motor.
Background
With the development of the market, the requirements of the air conditioner compressor motor on high efficiency and low consumption are gradually increased. From the perspective of motor design, the size of the small slot-shaped area of the stator will affect the harmonic content of the magnetic flux density and the core loss. The efficiency of the motor of the air-conditioning compressor is improved by more than 1% under the condition of considering specification and cost, and the analysis scheme shows that the small slot area of the stator punching sheet of the conventional motor of the air-conditioning compressor is small, so that the iron core loss and noise of the motor can be directly influenced; in addition, the existing stator punching sheet has poor heat dissipation effect, so that the service life of the motor is easily shortened, and the safety performance of the motor is influenced; and the existing stator punching sheet is very easy to break and can not meet the strength requirement of the stator.
Disclosure of Invention
The invention mainly aims to provide a stator punching sheet of a household air-conditioning compressor motor, which can effectively solve the problems in the background technology.
In order to achieve the purpose, the invention adopts the technical scheme that:
a stator punching sheet of a household air conditioner compressor motor comprises a punching sheet body, wherein the punching sheet body comprises a stator yoke part, a stator punching sheet excircle and a stator punching sheet inner circle, the outer circle of the stator punching sheet is positioned at the outer side of the stator yoke part, the inner circle of the stator punching sheet is positioned at the inner side of the stator yoke part, one side of the stator yoke part close to the inner circle of the stator punching sheet is provided with a plurality of stator teeth extending along the direction towards the outer circle of the stator punching sheet, the plurality of stator teeth all extend along the radial direction of the punching sheet body, sixteen large stator slots and four small stator slots are respectively arranged between a plurality of adjacent two stator teeth, the sixteen large stator slots and the four small stator slots are all of pear-shaped structures, three notches are uniformly distributed in the circumferential direction of the stator yoke part at equal intervals, two stator excircle inner grooves and a plurality of stator excircle inner grooves which are uniformly distributed at equal intervals are formed in the outer circle of the stator punching sheet.
Preferably, the groove-shaped areas of the four small stator grooves are all in mm2The groove-shaped areas of sixteen large stator grooves are all in.mm2The inner ends of the four small stator slots and the sixteen large stator slots are communicated with the inner circle of the stator punching sheet.
Preferably, four small stator slots are all arranged along the bilateral symmetry central line of the punching sheet body in a pairwise symmetrical mode, the bilateral symmetry central line of the punching sheet body is distributed along the radial direction of the punching sheet body, sixteen large stator slots are all evenly arranged along the longitudinal symmetry central line of the punching sheet body in a symmetrical mode, and the longitudinal symmetry central line of the punching sheet body is distributed along the radial direction of the punching sheet body.
Preferably, it is three the breach is the cuboid structure, and is three arc chamfer has all been opened to the breach four corners.
Preferably, it is a plurality of stator excircle inside groove includes a plurality of excircle inside groove inner segments and a plurality of excircle inside groove outer segments, and is a plurality of excircle inside groove inner segments are the rectangle inclined plane, and is a plurality of excircle inside groove outer segments are the arcuation inclined plane, and is a plurality of tip all is in end fixed connection with a plurality of excircle inside groove outer segments in a excircle inside groove inner segment, and the outer tip of a plurality of excircle inside groove outer segments and the outer tip of a plurality of excircle inside groove inner segments all with the outside fixed connection of stator punching sheet excircle.
Preferably, two No. two stator excircle inside grooves include two No. two excircle inside groove inner segments and two a plurality of No. two excircle inside groove outer segments, and two are a plurality of No. one excircle inside groove inner segments is rectangle, two No. two excircle inside groove outer segments are the cuboid, two interior tip of No. two excircle inside groove outer segments all with two No. one excircle inside groove inner segments both ends fixed connection, two the outer tip of No. two excircle inside groove outer segments all with the outside fixed connection of stator punching sheet excircle, two No. two excircle inside groove inner segments and two a plurality of No. two excircle inside groove outer segments are located stator punching sheet excircle both ends from top to bottom respectively.
Preferably, sixteen large stator slots comprise sixteen large slot type inner sections, sixteen large slot type middle sections and sixteen large slot type outer sections, the outer end portions of the sixteen large slot type inner sections are fixedly connected with the inner end portions of the sixteen large slot type middle sections, the outer end portions of the sixteen large slot type middle sections are fixedly connected with the inner end portions of the sixteen large slot type outer sections, the sixteen large slot type outer sections are of semicircular arc structures, the cross sections of the sixteen large slot type middle sections are isosceles trapezoids, the sixteen large slot type inner sections are outer-wide inner-narrow funnel device structures, the width of the outer end portions of the large slot type middle sections is larger than the width of the inner end portions of the sixteen large slot type middle sections, and the inner end portions of the sixteen large slot type inner sections are communicated with the inside of the stator inner circle punching sheet.
Preferably, the four small stator slots comprise four small and large slot-shaped inner sections, four small slot-shaped middle sections and four small slot-shaped outer sections, the outer end portions of the small slot-shaped inner sections are all fixedly connected with the inner end portions of the small slot-shaped middle sections, the outer end portions of the small slot-shaped middle sections are all fixedly connected with the inner end portions of the small slot-shaped outer sections, the four small slot-shaped outer sections are of semicircular arc-shaped structures, the cross sections of the small slot-shaped middle sections are all isosceles trapezoids which are wide outside and narrow inside, the four small slot-shaped inner sections are funnel device structures which are wide outside and narrow inside, and the inner end portions of the four small slot-shaped inner sections are all communicated with the inside of the stator inner.
Compared with the prior art, the invention has the following beneficial effects:
1. the number of the small stator slots and the number of the small and large stator slots are respectively set to be four and sixteen, and the ratio of the slot type area of the small stator slots to the slot type area of the large stator slots is increased by 11.6 percent on the original basis, so that the number of turns of the starting winding in the optimized small stator slots is increased by 10 percent on the original basis, and further, the motor obtains larger output power during operation, and the efficiency of the motor is improved.
2. Set up breach ventilation portion at stator yoke portion, can increase stator core's heat radiating area for the heat that stator core produced gives off the inside air of motor through breach ventilation portion, has effectively reduced the temperature rise of motor, has improved the security performance of motor, has alleviateed the weight of motor when extension motor life.
3. Through only changing interior circle production dimension, slot-shaped area, number etc. of stator punching for the assembly mode of punching and motor is unchangeable, and then makes processing more convenient when reducing towards piece body processing cost, is convenient for improve stator punching machining efficiency.
4. The two stator excircle inner grooves are connected with the base, and the plurality of stator excircle inner grooves are used as welding spot positions of the stator punching lamination mode, so that the welding spots are firm, the breakage is avoided, the compactness is enough, and the strength requirement of the stator is met.
Drawings
FIG. 1 is a schematic view of the overall structure of a stator punching sheet of a motor of a household air-conditioning compressor according to the present invention;
FIG. 2 is an enlarged view of a stator punching of a motor of a household air conditioner compressor at the position A in FIG. 1;
FIG. 3 is a schematic front structural view of a stator punching sheet of a motor of a household air-conditioning compressor according to the present invention;
fig. 4 is a schematic view of a partial structure of a stator punching sheet of a motor of a household air-conditioning compressor in fig. 3 according to the present invention;
FIG. 5 is a schematic view of an outer circle structure of a stator punching of a motor of a household air-conditioning compressor according to the present invention;
FIG. 6 is a schematic structural view of a large stator slot of a stator punching sheet of a motor of a household air-conditioning compressor according to the present invention;
fig. 7 is a schematic structural view of a small stator slot of a stator punching sheet of a motor of a household air conditioner compressor according to the present invention.
In the figure: 1. punching a sheet body; 2. a stator yoke; 3. the inner circle of the stator punching sheet; 4. the outer circle of the stator punching sheet; 5. stator teeth; 6. a large stator slot; 7. an inner groove is formed in the outer circle of the first stator; 8. a notch; 9. an inner groove is formed in the outer circle of the second stator; 10. a small stator slot; 11. chamfering; 61. a large groove-shaped inner section; 62. a large trough-shaped middle section; 63. A large trough-shaped outer section; 71. a first outer circle, an inner groove and an outer section; 72. a first inner section of an outer circle and an inner groove; 91. a second outer circle inner groove inner section; 92. a second outer circle, an inner groove and an outer section; 101. a small groove-shaped inner section; 102. a small groove-shaped middle section; 103. a small groove type outer section.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1-7, a stator punching sheet of domestic air condition compressor motor, including punching sheet body 1, punching sheet body 1 includes stator yoke portion 2, circle 3 in stator punching sheet excircle 4 and the stator punching sheet, stator punching sheet excircle 4 is located the stator yoke portion 2 outside, circle 3 is located the stator yoke portion 2 inboard in the stator punching sheet, one side that stator yoke portion 2 is close to circle 3 in the stator punching sheet is provided with a plurality of stator tooth 5 along the direction extension towards stator punching sheet excircle 4, a plurality of stator tooth 5 all extends along the radial direction of punching sheet body 1, and it has sixteen big stator slots 6 and four little stator slots 10 to open respectively between two adjacent stator teeth 5 of a plurality of, sixteen big stator slots 6 and four little stator slots 10 are the pyriform structure, the circumferencial direction equidistant evenly distributed of stator yoke portion 2 has three breach 8, it has a stator excircle internal groove 9 and a plurality of equidistant evenly distributed's a stator excircle internal groove 4 to open two No. two stator excircles 9 and a plurality of 7.
The groove-shaped areas of the four small stator grooves 10 are all 49.16mm2The groove-shaped areas of the sixteen large stator grooves 6 are 58.05mm2The inner ends of the four small stator slots 10 and the sixteen large stator slots 6 are communicated with the inner part of the stator punching sheet inner circle 3, and the ratio of the slot type area of the small stator slots 10 to the slot type area of the large stator slots 6 is increased by 11.6 percent on the original basis, so that the motor obtains larger output power during operation, and the motor efficiency is improved.
In order to distribute the small stator slots 10 and the large stator slots 6, the four small stator slots 10 are symmetrically arranged along the bilateral symmetry central line of the punching sheet body 1 in pairs, the bilateral symmetry central line of the punching sheet body 1 is distributed along the radial direction of the punching sheet body 1, the sixteen large stator slots 6 are symmetrically and uniformly arranged along the longitudinal symmetry central line of the punching sheet body 1, and the longitudinal symmetry central line of the punching sheet body 1 is distributed along the radial direction of the punching sheet body 1.
In order to dispel the heat to the stator punching sheet, three breach 8 is the cuboid structure, and 8 four corners in three breach all open arc chamfer 11, and the heat radiating area can be increaseed in the setting of chamfer 11, improves the radiating efficiency.
A plurality of stator excircle inside grooves 7 include a plurality of excircle inside groove inner segments 72 and a plurality of excircle inside groove outer segments 71, a plurality of excircle inside groove inner segments 72 are the rectangle inclined plane, a plurality of excircle inside groove outer segments 71 are the arcuation inclined plane, tip all with tip fixed connection in a plurality of excircle inside groove outer segments 71 in a plurality of excircle inside groove inner segments 72, and a plurality of excircle inside groove outer segments 71 outer tip and a plurality of excircle inside groove inner segments 72 outer tip all with the outside fixed connection of stator punching sheet excircle 4, a plurality of stator excircle inside grooves 7 are the solder joint position of stator lamination punching sheet mode, can guarantee that the solder joint is firm, can not have the fracture, and is enough compact, satisfies the strength requirement of stator.
Two No. two stator excircle inside grooves 9 include two No. two excircle inside groove inner segments 91 and two a plurality of excircle inside groove outer segments 92, two a plurality of excircle inside groove inner segments 72 are the rectangle, two No. two excircle inside groove outer segments 92 are the cuboid, the tip all is with two No. one excircle inside groove inner segments 72 both ends fixed connection in two No. two excircle inside groove outer segments 92, the outer tip all with the outside fixed connection of stator punching sheet excircle 4 in two No. two excircle inside groove outer segments 92, two No. two excircle inside groove inner segments 91 and two a plurality of No. two excircle inside groove outer segments 92 are located stator punching sheet excircle 4 upper and lower both ends respectively, two No. two stator excircle inside grooves 9 are as being connected the position with the frame, make to connect more firm.
Sixteen large stator slots 6 comprise sixteen large slot type inner sections 61, sixteen large slot type middle sections 62 and sixteen large slot type outer sections 63, the outer end parts of the sixteen large slot type inner sections 61 are fixedly connected with the inner end parts of the sixteen large slot type middle sections 62, the outer end parts of the sixteen large slot type middle sections 62 are fixedly connected with the inner end parts of the sixteen large slot type outer sections 63, the sixteen large slot type outer sections 63 are all in a semicircular arc structure, the cross sections of the sixteen large slot type middle sections 62 are all in an isosceles trapezoid shape, the sixteen large slot type inner sections 61 are all in an outer wide inner narrow funnel device structure, the width of the outer end parts of the sixteen large slot type middle sections 62 is larger than the width of the inner end parts of the sixteen large slot type middle sections 62, the inner end parts of the sixteen large slot type inner sections 61 are all communicated with the inside of the stator, the groove type formed by the large groove type middle section 62 and the large groove type outer section 63 is pear-shaped, so that the large groove type middle section and the large groove type outer section are convenient to be installed in a matched mode with the rotor.
The four small stator slots 10 comprise four small and large slot type inner sections 61, four small slot type middle sections 102 and four small slot type outer sections 103, outer end parts of the four small slot type inner sections 101 are fixedly connected with inner end parts of the four small slot type middle sections 102, outer end parts of the four small slot type middle sections 102 are fixedly connected with inner end parts of the four small slot type outer sections 103, the four small slot type outer sections 103 are of a semicircular arc structure, cross sections of the four small slot type middle sections 102 are isosceles trapezoids which are wide outside and narrow inside, the four small slot type inner sections 101 are funnel device structures which are wide outside and narrow inside, the inner end parts of the four small slot type inner sections 101 are communicated with the inside of the stator punching sheet 3, the slot type areas of the four small stator slots 10 are all enlarged, the number of turns of the starting winding on the small stator slot 10 is increased by 10% on the original basis, and therefore electromagnetic power.
The invention relates to a stator punching sheet of a household air-conditioning compressor motor, wherein a plurality of punching sheet bodies 1 are stacked and laminated to form a stator core and are matched with a rotor. The groove-shaped area of the small stator groove 10 of the stator punching sheet is 49.16mm2In original 47.61mm2The groove-shaped area of the stator punching sheet is enlarged by 3.3 percent, and the groove-shaped area of the large stator groove 6 of the stator punching sheet is 58.05mm2In original 65.13mm2The groove-shaped area is reduced by 10.8 percent. Therefore, the ratio of the groove-shaped area of the small stator groove 10 to the groove-shaped area of the large stator groove 6 is increased by 11.6 percent on the original basis, the excircle of the stator and the hollow through hole for installing the motor rotor are simultaneously enlarged, the excircle is enlarged to the diameter 92 from the original diameter 88, and the hollow through hole for installing the motor rotor is enlarged to the diameter 47.5 from the original diameter 44, so that the number of turns of the starting winding in the small stator groove 10 can be increased by 10 percent on the original basis by optimizing the area of the small stator groove 10 of the punching sheet body 1, and the motor can obtain larger output power when in operation, thereby improving the electromagnetic power conversion, namely improving the efficiency of the motor; in addition, the ventilation part of the gap 8 is arranged on the stator yoke part 2, so that the heat dissipation area of the stator core can be increased, heat generated by the stator core is dissipated into the air in the motor through the ventilation part of the gap 8, and the air in the motor is conducted to the base, the end cover and the like to be dissipated outwards, the heat dissipation performance in the motor is improved, the temperature rise of the motor is effectively reduced, the safety performance of the motor is improved, and the weight of the motor is reduced; the two No. two stator excircle inner grooves 9 are used as connecting parts with the base, so that the connection is more stable, and the plurality of No. one stator excircle inner grooves 7 are welding spot positions of the stator punching sheet in a laminating mode, so that the welding spots are firm, cannot be broken, are compact enough and meet the strength requirement of the stator; in addition, the size, the groove area, the number and the like of the inner circle 3 of the stator punching sheet are changed, so that the original assembly mode of the motor is not changed when the punching sheet body 1 is used, and the punching sheet body 1 is convenient to process, low in cost and the like; and reduces the stator core loss in the long-term use process, so that the starting current is small, and the torque is largeThereby reducing noise and vibration generated during operation.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (8)
1. The utility model provides a stator punching of domestic air condition compressor motor, includes towards piece body (1), its characterized in that: the punching sheet body (1) comprises a stator yoke portion (2), a stator punching sheet excircle (4) and a stator punching sheet inner circle (3), wherein the stator punching sheet excircle (4) is positioned at the outer side of the stator yoke portion (2), the stator punching sheet inner circle (3) is positioned at the inner side of the stator yoke portion (2), one side, close to the stator punching sheet inner circle (3), of the stator yoke portion (2) is provided with a plurality of stator teeth (5) extending along the direction towards the stator punching sheet excircle (4), the stator teeth (5) all extend along the radial direction of the punching sheet body (1), sixteen large stator slots (6) and four small stator slots (10) are respectively arranged between every two adjacent stator teeth (5), the sixteen large stator slots (6) and the four small stator slots (10) are of a pear-shaped structure, and three notches (8) are uniformly distributed in the circumferential direction of the stator yoke portion (2) at equal intervals, stator punching excircle (4) is gone up and is opened stator excircle inside groove (7) that have two No. two stator excircle inside grooves (9) and a plurality of equidistant evenly distributed.
2. The stator punching sheet of the household air-conditioning compressor motor as recited in claim 1, characterized in that: the groove type areas of the four small stator grooves (10) are 49.16mm, the groove type areas of the sixteen large stator grooves (6) are 58.05mm, and the end parts of the four small stator grooves (10) and the sixteen large stator grooves (6) are communicated with the interior of the inner circle (3) of the stator punching sheet.
3. The stator punching sheet of the household air-conditioning compressor motor as recited in claim 1, characterized in that: four little stator groove (10) all set up along the bisymmetry central line of punching towards piece body (1), and the bisymmetry central line of punching towards piece body (1) distributes along the radial direction towards piece body (1), sixteen big stator groove (6) all evenly set up along the longitudinal symmetry central line symmetry towards piece body (1), and the longitudinal symmetry central line towards piece body (1) distributes along the radial direction towards piece body (1).
4. The stator punching sheet of the household air-conditioning compressor motor as recited in claim 1, characterized in that: it is three breach (8) are the cuboid structure, three breach (8) four corners is all opened arc chamfer (11).
5. The stator punching sheet of the household air-conditioning compressor motor as recited in claim 1, characterized in that: a plurality of stator excircle inside groove (7) include a plurality of excircle inside groove inner segment (72) and a plurality of excircle inside groove outer segment (71), and are a plurality of excircle inside groove inner segment (72) are the rectangle inclined plane, and are a plurality of excircle inside groove outer segment (71) are the arcuation inclined plane, and are a plurality of tip fixed connection in excircle inside groove inner segment (72) all with a plurality of excircle inside groove outer segment (71), and the outer tip of a plurality of excircle inside groove outer segment (71) and a plurality of excircle inside groove inner segment (72) all with the outside fixed connection of stator punching excircle (4).
6. The stator punching sheet of the household air-conditioning compressor motor as recited in claim 1, characterized in that: two stator excircle inside groove (9) are including two No. two excircle inside groove inner segments (91) and two a plurality of excircle inside groove outer segments (92), two it is a rectangle, two excircle inside groove inner segments (72) are cuboid, two No. two excircle inside groove outer segments (92) are the cuboid, two interior tip of No. two excircle inside groove outer segments (92) all with two excircle inside groove inner segments (72) both ends fixed connection, two the outer tip of No. two excircle inside groove outer segments (92) all with the outside fixed connection of stator punching sheet excircle (4), two No. two excircle inside groove inner segments (91) and two a plurality of excircle inside groove outer segments (92) are located stator punching sheet excircle punching sheet (4) both ends from top to bottom respectively.
7. The stator punching sheet of the household air-conditioning compressor motor as recited in claim 1, characterized in that: sixteen large stator slots (6) comprise sixteen large slot-shaped inner sections (61), sixteen large groove type middle sections (62) and sixteen large groove type outer sections (63), sixteen outer end portions of the large groove type inner sections (61) are all fixedly connected with inner end portions of the sixteen large groove type middle sections (62), sixteen outer end portions of the large groove type middle sections (62) are all fixedly connected with inner end portions of the large groove type outer sections (63), sixteen large groove type outer sections (63) are all of a semicircular arc-shaped structure, sixteen cross sections of the large groove type middle sections (62) are all isosceles trapezoids, sixteen large groove type inner sections (61) are of an outer-wide inner-narrow funnel device structure, sixteen outer end portions of the large groove type middle sections (62) are all larger than inner end portions of the sixteen large groove type middle sections (62), and sixteen inner end portions of the large groove type inner sections (61) are all communicated with the inside of the stator inner circle punching sheet (3).
8. The stator punching sheet of the household air-conditioning compressor motor as recited in claim 1, characterized in that: four little stator slot (10) include four little big cell type inner segments (61), four little cell type middle sections (102) and four little cell type outer segments (103), four outer tip of little cell type inner segment (101) all with four tip fixed connection in little cell type middle section (102), four outer tip of little cell type middle section (102) all with four tip fixed connection in little cell type outer segment (103), four little cell type outer segment (103) are half circular arc structure, four little cell type middle section (102) cross section all is outer wide in narrow isosceles trapezoid, four little cell type inner segment (101) are outer wide in narrow funnel device structure, four tip all communicates with each other with the inside of stator punching piece (3) in little cell type inner segment (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010359989.0A CN111463916A (en) | 2020-04-30 | 2020-04-30 | Stator punching sheet of household air-conditioning compressor motor |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010359989.0A CN111463916A (en) | 2020-04-30 | 2020-04-30 | Stator punching sheet of household air-conditioning compressor motor |
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| CN111463916A true CN111463916A (en) | 2020-07-28 |
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| CN202010359989.0A Pending CN111463916A (en) | 2020-04-30 | 2020-04-30 | Stator punching sheet of household air-conditioning compressor motor |
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| CN206992814U (en) * | 2017-07-19 | 2018-02-09 | 奥克斯空调股份有限公司 | One kind reduces motor noise punching |
| CN207732522U (en) * | 2017-12-29 | 2018-08-14 | 四川富生电器有限责任公司 | A kind of stator punching of household air-conditioner compressor motor |
| CN207947656U (en) * | 2018-02-09 | 2018-10-09 | 深圳市德西机电有限责任公司 | Stator punching, stator core and jig |
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| CN206992814U (en) * | 2017-07-19 | 2018-02-09 | 奥克斯空调股份有限公司 | One kind reduces motor noise punching |
| CN207732522U (en) * | 2017-12-29 | 2018-08-14 | 四川富生电器有限责任公司 | A kind of stator punching of household air-conditioner compressor motor |
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