CN114678973A - Noise reduction motor for window opening - Google Patents
Noise reduction motor for window opening Download PDFInfo
- Publication number
- CN114678973A CN114678973A CN202111465732.4A CN202111465732A CN114678973A CN 114678973 A CN114678973 A CN 114678973A CN 202111465732 A CN202111465732 A CN 202111465732A CN 114678973 A CN114678973 A CN 114678973A
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- 230000009467 reduction Effects 0.000 title claims abstract description 9
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 20
- 239000010959 steel Substances 0.000 claims abstract description 20
- 238000004804 winding Methods 0.000 claims abstract description 19
- 230000007246 mechanism Effects 0.000 claims description 49
- 238000010521 absorption reaction Methods 0.000 claims description 34
- 238000009413 insulation Methods 0.000 claims description 15
- 239000004744 fabric Substances 0.000 claims description 12
- 230000035939 shock Effects 0.000 claims description 11
- 238000000926 separation method Methods 0.000 claims description 10
- 239000006096 absorbing agent Substances 0.000 claims description 6
- 230000008901 benefit Effects 0.000 abstract description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000009471 action Effects 0.000 description 3
- 230000007547 defect Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
- H02K1/14—Stator cores with salient poles
- H02K1/146—Stator cores with salient poles consisting of a generally annular yoke with salient poles
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
-
- 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
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2706—Inner rotors
- H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
- H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
- H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
- H02K1/278—Surface mounted magnets; Inset magnets
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/52—Fastening salient pole windings or connections thereto
- H02K3/521—Fastening salient pole windings or connections thereto applicable to stators only
- H02K3/522—Fastening salient pole windings or connections thereto applicable to stators only for generally annular cores with salient poles
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2201/00—Specific aspects not provided for in the other groups of this subclass relating to the magnetic circuits
- H02K2201/03—Machines characterised by aspects of the air-gap between rotor and stator
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Motor Or Generator Frames (AREA)
Abstract
The invention provides a noise reduction motor for windowing, which comprises a stator shell, a baffle, a stator core, a winding, magnetic steel, a rotating shaft, a rotor core and a grid ring, wherein the stator core is arranged on the inner wall of the stator shell, the stator core is provided with the winding, the baffle for limiting the position of the winding is arranged on the stator core, the rotating shaft is arranged at the center inside the stator shell, the rotor core is arranged on the rotating shaft, the magnetic steel is arranged on the rotor core, the magnetic steel, the rotating shaft and the rotor core form a rotor, the baffle, the stator core, the winding and the magnetic steel form a stator, an air gap is arranged between the rotor and the stator, and the grid ring is arranged at the position of the air gap at one side inside the stator shell. The invention has the advantages that: the motor has the advantages of saving the electric brush, reducing noise and prolonging the service life, and the motor adopts a permanent magnet structure, and has high efficiency, large torque, strong overload capacity and light weight.
Description
Technical Field
The invention relates to the technical field of motors, in particular to a noise reduction motor for windowing.
Background
The automated window, by virtue of its intelligence, is gaining an increasing share in the chinese market. The key parts of the automatic window have the defect of high noise, so that many users cannot accept the machine. The largest noise source of the window opener is a core part-a brush motor inside, and the brush motor has the advantage of low cost, but also has certain defects. Firstly, the brush noise is big, and the frictional noise that produces between the brush is than other motor noise that do not have the brush a lot of big. Secondly, the motor is easy to damage, and the motor cannot work due to the fact that the electric brushes are easy to damage caused by continuous friction between the electric brushes. Therefore, a new motor is needed to improve these drawbacks.
Disclosure of Invention
Aiming at the defects of the prior art, the invention provides a noise reduction motor for windowing.
The invention solves the technical problems through the following technical means:
windowing is with motor of making an uproar that falls, including stator casing, separation blade, stator core, winding, magnet steel, pivot, rotor core and mesh ring, be equipped with stator core on the stator casing inner wall, be equipped with the winding on the stator core, the last separation blade that is equipped with the restriction winding position of stator core, the inside center department of stator casing is equipped with the pivot, be equipped with rotor core in the pivot, be equipped with the magnetism steel on the rotor core, magnet steel, pivot and rotor core constitute the rotor, separation blade, stator core, winding and magnet steel constitute the stator, the rotor with be equipped with the air gap between the stator, the inside one side of stator casing is located air gap position department and is equipped with the mesh ring.
Preferably, still include sound absorption mechanism, sound absorption mechanism is whole to be the bar structure, sound absorption mechanism is provided with a plurality ofly, sound absorption mechanism sets up in stator housing one end, sound absorption mechanism reduces the inside air vibration of stator housing and reduces sound.
Preferably, sound absorption mechanism includes that protection network, vibration absorbing piece, ripples piece, through-hole store storehouse and dead lever, the protection network sets up in stator housing one end, be equipped with vibration absorbing piece on the protection network inner wall, vibration absorbing piece one side is passed through the storehouse is stored to dead lever connect the through-hole, the through-hole is stored the inside ripples piece that is equipped with in storehouse.
Preferably, the fluctuation part comprises a connecting rope, an oval fixing bin, a connecting spring, an arc fixing block and cloth strips, the oval fixing bin is provided with a plurality of connecting ropes, the oval fixing bin is connected with the connecting rope, the connecting spring is arranged at the top end inside the oval fixing bin, the end of the connecting spring is connected with the arc fixing block, and the arc fixing block is evenly suspended with the cloth strips.
Preferably, the shock absorption piece includes porous spliced pole and circular circle, circular circle joint is inboard at the protection network, the inside equidistance of circular circle is equipped with a plurality ofly porous spliced pole.
Preferably, the porous connecting column is parallel to the sound absorption mechanism, and the porous connecting column and the sound absorption mechanism are arranged in a staggered mode.
Preferably, the porous connecting column is a cuboid mechanism, and an anti-corrosion layer is coated on the porous connecting column.
Preferably, still include sound insulation mechanism, sound insulation mechanism cover is established and is located pivot position department at the stator casing shell body, sound is spread in the separation stator casing of sound mechanism and is located pivot department.
Preferably, the sound insulation mechanism comprises a fixed ring, a rubber layer and a protection ring, the fixed ring penetrates through the rotating shaft and is fixed on the stator shell, the protection ring is fixed on the fixed ring, the protection ring is provided with the rubber layer, and the rubber layer is of a circular ring structure.
The invention has the advantages that: the motor adopts a permanent magnet structure, so that the efficiency is high, the torque is large, the overload capacity is strong, and the weight is light;
through the setting of sound insulation mechanism, can be so that the stator casing is located the sound of pivot position department and separate for inside this part sound gets back to the stator casing, discharge from sound absorption mechanism one side, make the filtration through sound absorption mechanism, make the sound that spreads out low, the result of use is better.
Drawings
FIG. 1 is a schematic structural diagram of a noise reduction motor for windowing in an embodiment of the present invention;
FIG. 2 is a schematic view of the internal structure of a stator housing according to an embodiment of the present invention;
FIG. 3 is a schematic structural view of a sound absorbing mechanism according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a wave member according to an embodiment of the present invention;
FIG. 5 is a schematic view of a shock absorber according to an embodiment of the present invention;
fig. 6 is a schematic structural view of a sound insulation mechanism according to an embodiment of the present invention.
Reference numbers in the figures: 10. stator housing, 20, the separation blade, 30, the iron core, 40, the winding, 50, the magnet steel, 60, the pivot, 70, the iron core, 80, the net ring, 90, the sound absorption mechanism, 91, the protection network, 92, the shock absorber, 921, porous spliced pole, 922, circular circle, 93, the ripples piece, 931, connect the rope, 932, oval fixed storehouse, 933, coupling spring, 934, the arc fixed block, 935, cloth skill strip, 94, the storehouse is stored to the through-hole, 95, the dead lever, 100, the sound insulation mechanism, 1001, fixed ring, 1002, the rubber layer, 1003, the guard ring.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
As shown in fig. 1, this embodiment windowing is with motor of making an uproar that falls, including stator housing 10, separation blade 20, stator core 30, winding 40, magnet steel 50, pivot 60, rotor core 70 and net ring 80, be equipped with stator core 30 on the stator housing 10 inner wall, be equipped with winding 40 on the stator core 30, be equipped with separation blade 20 that restricts the winding 40 position on the stator core 30, the inside center department of stator housing 10 is equipped with pivot 60, be equipped with rotor core 70 on the pivot 60, be equipped with magnet steel 50 on the rotor core 70, magnet steel 50, pivot 60 and rotor core 70 constitute the rotor, separation blade 20, stator core 30, winding 40 and magnet steel 50 constitute the stator, the rotor with be equipped with the air gap between the stator, the inside one side of stator housing 10 is located air gap position department and is equipped with net ring 80.
The magnetic steel 50, the rotating shaft 60 and the rotor iron core 70 form a rotor, the baffle 20, the stator iron core 30, the winding 40 and the magnetic steel 50 form a stator, three-phase current is introduced into the winding 40 through a control circuit to form a rotating magnetic field, the rotor is driven to rotate according to a specified rotation direction, a complete motor magnetic circuit is formed through the magnetic steel 50, the stator iron core 30, the air gap, the rotor iron core 70 and the stator shell 10, the electric brush is omitted, the effects of reducing noise and prolonging the service life are achieved, and the motor adopts a permanent magnet structure, so that the efficiency is high, the torque is large, the overload capacity is strong, and the weight is light; by the provision of the mesh ring 80, the propagation of sound is blocked, and the vibration of the air inside the stator housing 10 is reduced, further reducing noise.
As shown in fig. 2, the noise reduction motor for windowing further comprises a sound absorption mechanism 90, the sound absorption mechanism 90 is integrally of a strip-shaped structure, the sound absorption mechanism 90 is provided with a plurality of sound absorption mechanisms, the sound absorption mechanism 90 is arranged at one end of the stator shell 10, and the sound absorption mechanism 90 reduces air vibration inside the stator shell 10 and sound.
As shown in fig. 3, the sound absorption mechanism 90 includes a protection net 91, a shock absorber 92, a wave piece 93, a through hole storage bin 94 and a fixing rod 95, the protection net 91 is disposed at one end of the stator housing 10, the shock absorber 92 is disposed on the inner wall of the protection net 91, one side of the shock absorber 92 is connected to the through hole storage bin 94 through the fixing rod 95, and the wave piece 93 is disposed inside the through hole storage bin 94.
Through the fluctuation of fluctuation piece 93, reduce the inside air vibration of stator housing 10, further reduce the inside air vibration of stator housing 10 through vibration absorbing piece 92 to reduce the noise that the motor produced, vibration absorbing piece 92 one side is passed through dead lever 95 connects the through-hole and stores storehouse 94, can make the through-hole store storehouse 94 and dismantle from vibration absorbing piece 92, thereby convenience of customers keeps in repair and changes the operation to the stirring piece 93 in through-hole store storehouse 94, and the result of use is better.
As shown in fig. 4, the wave-shaped member 93 includes a connecting rope 931, an oval fixed bin 932, a connecting spring 933, an arc-shaped fixed block 934 and cloth strips 935, the oval fixed bin 932 is provided with a plurality of oval fixed bins 932, the oval fixed bins 932 are connected with each other through the connecting rope 931, the connecting spring 933 is arranged at the top end inside the oval fixed bin 932, the end of the connecting spring 933 is connected with the arc-shaped fixed block 934, and a plurality of cloth strips 935 are uniformly suspended on the arc-shaped fixed block 934.
After the noise is generated inside the motor, the vibration of the air inside the motor can be caused, when the vibration is transmitted to the cloth strips 935, the cloth strips 935 can absorb the vibration of a part of wind air, and the cloth strips 935 can absorb a part of wind sound, meanwhile, the cloth strips 935 are connected with the connecting spring 933 through the arc fixing block 934, so that the cloth strips 935 can swing, the vibration of the air is reduced, the sound is reduced, and the using effect is better.
As shown in fig. 5, the shock absorbing member 92 includes a porous connection column 921 and a circular ring 922, the circular ring 922 is clamped inside the protection net 91, and a plurality of porous connection columns 921 are equidistantly arranged inside the circular ring 922.
Through the setting of porous spliced pole 921, can make the propagation of sound carry out the separation on the one hand, on the other hand can further reduce the sound propagation for the sound of sending of motor is littleer, and the result of use is better.
As shown in fig. 4 to 5, the porous connection column 921 and the sound absorption mechanism 90 are parallel to each other, and the porous connection column 921 and the sound absorption mechanism 90 are arranged in a staggered manner, so that the noise transmission and blocking effects are better.
As shown in fig. 5, the porous connection column 921 is a rectangular solid structure, and an anti-corrosion layer is coated on the porous connection column 921, so that the service life of the porous connection column 921 can be prolonged.
As shown in fig. 6, the noise reduction motor for windowing further comprises a sound insulation mechanism 100, the sound insulation mechanism 100 is sleeved on the outer shell of the stator shell 10 and located at the position of the rotating shaft 60, and the sound insulation mechanism 100 blocks sound transmitted from the position of the rotating shaft 60 in the stator shell 10.
As shown in fig. 6, the sound insulation mechanism 100 includes a fixed ring 1001, a rubber layer 1002, and a guard ring 1003, the fixed ring 1001 is fixed to the stator housing 10 through the rotating shaft 60, the guard ring 1003 is fixed to the fixed ring 1001, the guard ring 1003 is provided with the rubber layer 1002, and the rubber layer 1002 is a circular ring structure.
Through the arrangement of the sound insulation mechanism 100, the sound of the position of the rotating shaft 60 of the stator housing 10 can be blocked, so that the part of the sound returns to the inside of the stator housing 10 and is discharged from one side of the sound absorption mechanism 90, and the sound transmitted by the sound absorption mechanism 90 is low and the using effect is better.
It is noted that, in this document, relational terms such as first and second, and the like, if any, are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
The above examples are only intended to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the spirit and scope of the present invention as defined by the appended claims.
Claims (9)
1. Windowing is with motor of making an uproar that falls, its characterized in that: comprises a stator shell (10), a baffle (20), a stator core (30), a winding (40), magnetic steel (50), a rotating shaft (60), a rotor core (70) and a grid ring (80), wherein the stator core (30) is arranged on the inner wall of the stator shell (10), the winding (40) is arranged on the stator core (30), the baffle (20) for limiting the position of the winding (40) is arranged on the stator core (30), the rotating shaft (60) is arranged at the center inside the stator shell (10), the rotor core (70) is arranged on the rotating shaft (60), the magnetic steel (50) is arranged on the rotor core (70), the magnetic steel (50), the rotating shaft (60) and the rotor core (70) form a rotor, the stator is formed by the baffle (20), the stator core (30), the winding (40) and the magnetic steel (50), an air gap is arranged between the rotor and the stator, and a grid ring (80) is arranged at the position of an air gap on one side in the stator shell (10).
2. The noise-reducing motor for windows according to claim 1, wherein: still include sound absorption mechanism (90), sound absorption mechanism (90) are whole to be the bar structure, sound absorption mechanism (90) are provided with a plurality ofly, sound absorption mechanism (90) set up in stator casing (10) one end, sound absorption mechanism (90) reduce stator casing (10) inside air vibration and reduce sound.
3. The noise-reducing motor for windows according to claim 2, wherein: sound absorption mechanism (90) include that protection network (91), shock absorption spare (92), undulant piece (93), through-hole store storehouse (94) and dead lever (95), protection network (91) set up in stator housing (10) one end, be equipped with shock absorption spare (92) on protection network (91) inner wall, shock absorption spare (92) one side is passed through storehouse (94) is stored to dead lever (95) connecting hole, storehouse (94) inside is equipped with undulant piece (93) is stored to the through-hole.
4. The noise-reducing motor for windows according to claim 3, wherein: wavy piece (93) are including connecting rope (931), oval fixed storehouse (932), connecting spring (933), arc fixed block (934) and cloth art strip (935), oval fixed storehouse (932) is provided with a plurality ofly, and is a plurality of pass through between oval fixed storehouse (932) connect rope (931) and connect, the inside top in oval fixed storehouse (932) is equipped with connecting spring (933), connecting spring (933) end connection has arc fixed block (934), evenly hung a plurality of cloth art strips (935) on arc fixed block (934).
5. The noise-reducing motor for windows according to claim 4, wherein: shock absorber (92) include porous spliced pole (921) and circular circle (922), circular circle (922) joint is inboard in protection network (91), circular circle (922) inside equidistance is equipped with a plurality ofly porous spliced pole (921).
6. The noise-reducing motor for windows according to claim 5, wherein: porous spliced pole (921) with be parallel to each other between sound absorption mechanism (90), porous spliced pole (921) with dislocation set between sound absorption mechanism (90).
7. The noise-reducing motor for windows according to claim 5, wherein: the porous connecting column (921) is a cuboid mechanism, and an anticorrosive layer is coated on the porous connecting column (921).
8. The noise reduction motor for windows according to any one of claims 1 to 7, wherein: still include sound insulation mechanism (100), sound insulation mechanism (100) cover is established and is located pivot (60) position department at stator casing (10) shell body, sound is spread in the position of pivot (60) in sound insulation mechanism (100) separation stator casing (10).
9. The noise-reducing motor for windows according to claim 8, wherein: the sound insulation mechanism (100) comprises a fixed ring (1001), a rubber layer (1002) and a protection ring (1003), the fixed ring (1001) penetrates through a rotating shaft (60) to be fixed on the stator shell (10), the protection ring (1003) is fixed on the fixed ring (1001), the rubber layer (1002) is arranged on the protection ring (1003), and the rubber layer (1002) is of a circular ring structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111465732.4A CN114678973B (en) | 2021-12-03 | 2021-12-03 | Noise reduction motor for windowing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111465732.4A CN114678973B (en) | 2021-12-03 | 2021-12-03 | Noise reduction motor for windowing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114678973A true CN114678973A (en) | 2022-06-28 |
| CN114678973B CN114678973B (en) | 2023-09-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111465732.4A Active CN114678973B (en) | 2021-12-03 | 2021-12-03 | Noise reduction motor for windowing |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102255460A (en) * | 2011-06-20 | 2011-11-23 | 上海电机学院 | Permanent magnet synchronous machine (PMSM) possessing assembled magnetic effect |
| CN102647063A (en) * | 2012-04-25 | 2012-08-22 | 中国船舶重工集团公司第七0四研究所 | Low-vibration and low-noise small-and-medium-sized asynchronous motor |
| CN206060459U (en) * | 2016-08-31 | 2017-03-29 | 温州市国晟汽车电器有限公司 | A kind of low noise heat radiating type threephase asynchronous machine |
| CN207835257U (en) * | 2017-12-29 | 2018-09-07 | 天津创远亿德科技发展有限公司 | A kind of noise reduction switch reluctance motor |
| CN209994216U (en) * | 2019-06-11 | 2020-01-24 | 广东顺德腾浩电机有限公司 | Motor convenient to change inside flabellum of motor |
| CN211530916U (en) * | 2020-04-16 | 2020-09-18 | 南通大德电机有限公司 | Special motor with good noise reduction effect |
-
2021
- 2021-12-03 CN CN202111465732.4A patent/CN114678973B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102255460A (en) * | 2011-06-20 | 2011-11-23 | 上海电机学院 | Permanent magnet synchronous machine (PMSM) possessing assembled magnetic effect |
| CN102647063A (en) * | 2012-04-25 | 2012-08-22 | 中国船舶重工集团公司第七0四研究所 | Low-vibration and low-noise small-and-medium-sized asynchronous motor |
| CN206060459U (en) * | 2016-08-31 | 2017-03-29 | 温州市国晟汽车电器有限公司 | A kind of low noise heat radiating type threephase asynchronous machine |
| CN207835257U (en) * | 2017-12-29 | 2018-09-07 | 天津创远亿德科技发展有限公司 | A kind of noise reduction switch reluctance motor |
| CN209994216U (en) * | 2019-06-11 | 2020-01-24 | 广东顺德腾浩电机有限公司 | Motor convenient to change inside flabellum of motor |
| CN211530916U (en) * | 2020-04-16 | 2020-09-18 | 南通大德电机有限公司 | Special motor with good noise reduction effect |
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| Publication number | Publication date |
|---|---|
| CN114678973B (en) | 2023-09-15 |
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Denomination of invention: Noise reducing motor for window opening Granted publication date: 20230915 Pledgee: Bank of China Limited Nanjing Jiangbei New Area Branch Pledgor: INSTITUTE OF INTELLIGENT MANUFACTURING TECHNOLOGY,JITRI Registration number: Y2024980012072 |
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