CN209562259U - 4 pole punchings of the high motor in 160 centers - Google Patents
4 pole punchings of the high motor in 160 centers Download PDFInfo
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- CN209562259U CN209562259U CN201920108051.4U CN201920108051U CN209562259U CN 209562259 U CN209562259 U CN 209562259U CN 201920108051 U CN201920108051 U CN 201920108051U CN 209562259 U CN209562259 U CN 209562259U
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Abstract
The utility model provides a kind of 4 pole punchings of the high motor in 160 centers, belongs to technical field of motors.It solves the punching of existing 4 pole and makes electric machine iron core loss big, and harmonic content is big, and stray loss is big, and motor improves efficiency difficult big.The utility model includes stator punching and rotor punching, stator punching includes stator punching ontology and several stator punching slots, stator punching ontology is annular in shape, the quantity of stator punching slot is 48, stator punching boss ratio is 0.67, the internal diameter of stator punching is 176mm, rotor punching includes rotor punching ontology, rotor punching ontology is rounded, the middle part is provided with axis holes, several rotor punching slots are circumferentially evenly equipped on rotor punching ontology, the quantity of rotor punching slot is 40, and the outer diameter of rotor punching is 176mm.The utility model is applied on motor the performance that can greatly improve motor.
Description
Technical field
The utility model belongs to technical field of motors, and in particular to a kind of 4 pole punchings of the high motor in 160 centers.
Background technique
The energy index of threephase asynchronous and the structure of its rotor punching have very big relationship, different structures
(size and flute profile including rotor punching) has different performances, and the efficiency index of motor is related to efficiency examination.It is existing
Motor in punching cost it is too high, be not able to satisfy existing market demand.Therefore, the rotor lamination structure of centering small machine into
It is inevitable that row, which redesigns,.The change of flute profile is only focused in previous design, and the size and corresponding slot number to punching do not have
Too many consideration.
With being combined into 36/28, (slot number i.e. on stator punching is the slot of 4 pole rotor punchings of the existing high motor in 160 center
36, the slot number on rotor punching is that 28), stator boss ratio is 0.65, and stator punching internal diameter is 170mm, rotor punching it is outer
Diameter is 170mm, and above-mentioned rotor punching makes electric machine iron core loss big, and harmonic content is big, and stray loss is big, and motor improves efficiency
It is difficult big.
Summary of the invention
The purpose of this utility model be for the above problem present in existing motor stamping, and propose a kind of internal-and external diameter,
Flute profile and the slot number design rationally 4 pole punchings so as to greatly improve motor efficiency, reduce motor cost.
The purpose of this utility model can be realized by the following technical scheme:
4 pole punchings of the high motor in 160 centers comprising stator punching and rotor punching, which is characterized in that the stator
Punching includes stator punching ontology and several stator punching slots for being arranged on stator punching ontology, and stator punching ontology is in ring
Shape, stator punching slot is circumferentially distributed at equal intervals to be arranged in stator punching ontology along upper and notch towards in stator punching ontology
The heart, the quantity of the stator punching slot are 48, and the stator punching boss ratio is 0.67, the stator punching
Internal diameter is 176mm, and the rotor punching includes rotor punching ontology, and rotor punching ontology is rounded, and the middle part is provided with axis
Hole is circumferentially evenly equipped with several rotor punching slots on rotor punching ontology, and the quantity of rotor punching slot is 40, the rotor punching
The outer diameter of piece is 176mm.
Preferably, interior on the axis hole to be connected to dowel hole.Dowel hole is set on axis hole, realizes the work of transmitting torque
With.
Preferably, the stator punching slot is using the straight line of corresponding stator punching ontology radial direction as symmetry axis,
For symmetry axis figure.
Preferably, fixing groove and locating slot, fixing groove and locating slot are evenly equipped at the outer ring of the stator punching ontology
Notch backwards to stator punching body central, the quantity of the fixing groove is 5, and the quantity of locating slot is 1.Fixing groove and
This 6 slots of locating slot are arranged at equal intervals on the outer of stator punching ontology.
Preferably, the locating slot is distributed in ladder comprising oral area, middle part and bottom, middle part is in isosceles ladder
Shape setting, middle part depth are 3mm, width 14.0mm, and bottom is rectangle, depth 1.8mm, width 2.5mm,
75 ° of the gradient of middle part.
Preferably, the stator punching slot resembles a pear in shape comprising notch, slot bottom and slot shoulder, slot bottom are arc-shaped, notch
Width be 3.2mm, the depth of notch is 0.8mm, and the width of slot shoulder is 5.8mm, and slot shoulder depth is 9.3mm, the circular arc of slot bottom
Diameter is 7.4mm, and slot shoulder slope is 30 °.
Compared with prior art, the utility model has the following beneficial effects:
The present invention increases stator punching boss ratio and is increased to 0.67 by 0.65, stator (stator punching ontology) internal diameter by
170mm increases 176mm, and internal diameter is by increasing 176mm by 170mm for rotor (rotor punching ontology), to increase line footpath, reduces line
The number of turns is enclosed, to reduce motor temperature rise, promotes electric efficiency；Stator punching slot number becomes 48 from 36, the quantity of rotor punching slot
Become 40 from 28, be provided in this way conducive to the sine degree of motor gas-gap magnetic density, reduce stray loss of motor, improves motor effect
Rate reduces motor temperature rise；Optimal stator groove profile is designed in terms of groove profile, makes every effort to make stator teeth magnetic pressure drop and stator yoke pressure drop
The sum of be minimum value, at this time empty load of motor loss be minimum value, core loss be minimum.Inside and outside to rotor punching
Diameter, flute profile and slot number carry out comprehensive electromagnetic design, and temperature rise is lower under equivalent material, more efficient, reach
The IE3 efficiency requirement of defined, power of motor improve 10%-20% in IEC60034.30-2014, and efficiency improves 2-4
Point, lower noise 10%, temperature rise reduce by 5% or so.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model stator punching；
Fig. 2 is the structural schematic diagram of the utility model rotor punching；
Fig. 3 is the structural schematic diagram of the utility model stator punching slot；
Fig. 4 is the structural schematic diagram of the utility model locating slot.
In figure, 1, stator punching ontology；2, stator punching slot；3, rotor punching ontology；4, axis hole；5, rotor punching slot；
6, dowel hole；7, notch；8, slot bottom；9, slot shoulder；10, fixing groove；11, locating slot；12, oral area；13, middle part；14, bottom.
Specific embodiment
It is specific embodiment of the utility model and in conjunction with attached drawing below, the technical solution of the utility model is made further
Description, but the utility model is not limited to these examples.
As Figure 1-Figure 4, a kind of 4 pole punchings of high motor in 160 center provided by the utility model comprising stator
Punching and rotor punching.
Stator punching includes stator punching ontology 1 and several stator punching slots 2 for being arranged on stator punching ontology 1, fixed
Sub- punching ontology 1 is annular in shape, and stator punching slot 2 is circumferentially distributed at equal intervals to be arranged in stator punching ontology 1 along upper and notch 7
Towards 1 center of stator punching ontology, the quantity of stator punching slot 2 is 48, and stator punching boss ratio is 0.67, and described determines
The internal diameter of sub- punching is 176mm.
The rotor punching of the utility model includes rotor punching ontology 3, and rotor punching ontology 3 is rounded, middle part setting
There is axis hole 4, several rotor punching slots 5 is circumferentially evenly equipped on rotor punching ontology 3, the quantity of rotor punching slot 5 is 40, described
Rotor punching outer diameter be 176mm.Dowel hole 6 is connected on axis hole 4.Dowel hole 6 is set on axis hole 4, realizes that transmitting is turned round
The effect of square.Stator punching slot 2 is symmetry axis figure using the straight line of corresponding 1 radial direction of stator punching ontology as symmetry axis
Shape.
Stator punching slot 2 resembles a pear in shape comprising notch 7, slot bottom 8 and slot shoulder 9, slot bottom 8 are arc-shaped, the width of notch 7
For 3.2mm, the depth of notch 7 is 0.8mm, and the width of slot shoulder 9 is 5.8mm, and 9 depth of slot shoulder is 9.3mm, and the circular arc of slot bottom 8 is straight
Diameter is 7.4mm, and 9 gradient of slot shoulder is 30 °.
Fixing groove 10 and locating slot 11, the slot of fixing groove 10 and locating slot 11 are evenly equipped at the outer ring of stator punching ontology 1
Mouth 7 is 5 backwards to 1 center of stator punching ontology, the quantity of the fixing groove 10, and the quantity of locating slot 11 is 1.Fixing groove
10 and locating slot 11 this 6 slots be arranged on the outer of stator punching ontology 1 at equal intervals.Locating slot 11 is distributed in ladder, packet
Oral area 12, middle part 13 and bottom 14 are included, middle part 13 is arranged in isosceles trapezoid, and 13 depth of middle part is 3mm, and width is
14.0mm, bottom 14 are rectangle, depth 1.8mm, width 2.5mm, 75 ° of the gradient of middle part 13
The present invention increases stator punching boss ratio and is increased to 0.67 by 0.65, stator (stator punching ontology 1) internal diameter by
170mm increases 176mm, and rotor (rotor punching ontology 3) internal diameter increases 176mm by 170mm, to increase line footpath, reduces coil
The number of turns promotes electric efficiency to reduce motor temperature rise；2 quantity of stator punching slot becomes 48 from 36, the quantity of rotor punching slot 5
Become 40 from 28, be provided in this way conducive to the sine degree of motor gas-gap magnetic density, reduce stray loss of motor, improves motor effect
Rate reduces motor temperature rise；Optimal stator groove profile is designed in terms of groove profile, makes every effort to make stator teeth magnetic pressure drop and stator yoke pressure drop
The sum of be minimum value, at this time empty load of motor loss be minimum value, core loss be minimum.Inside and outside to rotor punching
Diameter, flute profile and slot number carry out comprehensive electromagnetic design, and temperature rise is lower under equivalent material, more efficient, reach
The IE3 efficiency requirement of defined, power of motor improve 10%-20% in IEC60034.30-2014, and efficiency improves 2-4
Point, lower noise 10%, temperature rise reduce by 5% or so.
Understand, in claims, specification of the utility model, all " including ... " should be understood as open
Meaning, that is, its meaning is equal to " at least containing ... ", but should not be understood as enclosed meaning, i.e., its meaning is not answered
This is interpreted as " only including ... ".
Those skilled in the art of the present invention can do described specific embodiment various
The similar mode of modify or supplement or adopt substitutes, but without departing from the spirit of the present application or surmounts appended right and want
Seek range defined in book.
Claims (6)
- 4 pole punchings of the high motor in 1.160 centers comprising stator punching and rotor punching, which is characterized in that the stator punching Piece includes stator punching ontology and several stator punching slots for being arranged on stator punching ontology, and stator punching ontology is annular in shape, Stator punching slot is circumferentially distributed at equal intervals to be arranged in stator punching ontology along upper and notch towards stator punching body central, The quantity of the stator punching slot be 48, the stator punching boss ratio be 0.67, the stator punching it is interior Diameter is 176mm, and the rotor punching includes rotor punching ontology, and rotor punching ontology is rounded, the middle part is provided with axis hole, Several rotor punching slots are circumferentially evenly equipped on rotor punching ontology, the quantity of rotor punching slot is 40, the rotor punching Outer diameter be 176mm.
- 2. 4 pole punchings of the high motor in 160 center according to claim 1, which is characterized in that be connected on the axis hole Dowel hole.
- 3. 4 pole punchings of the high motor in 160 center according to claim 1 or 2, which is characterized in that the stator punching Slot is symmetry axis figure using the straight line of corresponding stator punching ontology radial direction as symmetry axis.
- 4. 4 pole punchings of the high motor in 160 center according to claim 1 or 2, which is characterized in that the stator punching It is evenly equipped with fixing groove and locating slot at the outer ring of ontology, the notch of fixing groove and locating slot is backwards to stator punching body central, institute The quantity for the fixing groove stated is 5, and the quantity of locating slot is 1.
- 5. 4 pole punchings of the high motor in 160 center according to claim 4, which is characterized in that the locating slot is in ladder Distribution comprising oral area, middle part and bottom, middle part are arranged in isosceles trapezoid, and middle part depth is 3mm, and width is 14.0mm, bottom are rectangle, depth 1.8mm, width 2.5mm, 75 ° of the gradient of middle part.
- 6. 4 pole punchings of the high motor in 160 center according to claim 1, which is characterized in that the stator punching slot is in Pyriform comprising notch, slot bottom and slot shoulder, slot bottom be it is arc-shaped, the width of notch is 3.2mm, and the depth of notch is 0.8mm, The width of slot shoulder is 5.8mm, and slot shoulder depth is 9.3mm, and the arc diameter of slot bottom is 7.4mm, and slot shoulder slope is 30 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920108051.4U CN209562259U (en) | 2019-01-22 | 2019-01-22 | 4 pole punchings of the high motor in 160 centers |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920108051.4U CN209562259U (en) | 2019-01-22 | 2019-01-22 | 4 pole punchings of the high motor in 160 centers |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209562259U true CN209562259U (en) | 2019-10-29 |
Family
ID=68308718
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920108051.4U Active CN209562259U (en) | 2019-01-22 | 2019-01-22 | 4 pole punchings of the high motor in 160 centers |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209562259U (en) |
-
2019
- 2019-01-22 CN CN201920108051.4U patent/CN209562259U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: 4 pole punching piece for 160 center high motor Effective date of registration: 20220902 Granted publication date: 20191029 Pledgee: Bank of Jinhua Limited by Share Ltd. science and Technology Branch Pledgor: JIANGTIAN MOTOR Co.,Ltd. Registration number: Y2022980014384 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230823 Granted publication date: 20191029 Pledgee: Bank of Jinhua Limited by Share Ltd. science and Technology Branch Pledgor: JIANGTIAN MOTOR Co.,Ltd. Registration number: Y2022980014384 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: 4-pole punching plate for 160 center high motor Effective date of registration: 20230825 Granted publication date: 20191029 Pledgee: Bank of Jinhua Limited by Share Ltd. science and Technology Branch Pledgor: JIANGTIAN MOTOR Co.,Ltd. Registration number: Y2023980053724 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |