WO2012141472A2 - Moteur à cc sans balai pour mixeur - Google Patents

Moteur à cc sans balai pour mixeur Download PDF

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Publication number
WO2012141472A2
WO2012141472A2 PCT/KR2012/002707 KR2012002707W WO2012141472A2 WO 2012141472 A2 WO2012141472 A2 WO 2012141472A2 KR 2012002707 W KR2012002707 W KR 2012002707W WO 2012141472 A2 WO2012141472 A2 WO 2012141472A2
Authority
WO
WIPO (PCT)
Prior art keywords
rotating shaft
bearing
housing
coupled
motor
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/KR2012/002707
Other languages
English (en)
Korean (ko)
Other versions
WO2012141472A3 (fr
Inventor
권혁태
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JMW Co Ltd
Original Assignee
JMW Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by JMW Co Ltd filed Critical JMW Co Ltd
Publication of WO2012141472A2 publication Critical patent/WO2012141472A2/fr
Publication of WO2012141472A3 publication Critical patent/WO2012141472A3/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47J—KITCHEN EQUIPMENT; COFFEE MILLS; SPICE MILLS; APPARATUS FOR MAKING BEVERAGES
    • A47J43/00—Implements for preparing or holding food, not provided for in other groups of this subclass
    • A47J43/04—Machines for domestic use not covered elsewhere, e.g. for grinding, mixing, stirring, kneading, emulsifying, whipping or beating foodstuffs, e.g. power-driven
    • A47J43/042—Mechanically-driven liquid shakers
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/02—Casings or enclosures characterised by the material thereof
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
    • H02K5/173—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
    • H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
    • H02K5/173—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings
    • H02K5/1735—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings radially supporting the rotary shaft at only one end of the rotor
    • 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

Definitions

  • the present invention relates to a brush less direct current (BLDC) motor for a blender, and more particularly, to reduce the power consumption in the use of the blender, to reduce the weight of the product and to reduce the vibration and noise of the motor, thereby improving consumer reliability. It is to let.
  • BLDC brush less direct current
  • a blender In general, a blender is a kitchen utensil for making juice by grinding vegetables or fruits, and as many people are interested in health due to the rapid development of society, such a blender is a kitchen utensil for making various healthy foods easily and inexpensively. Is becoming one of the most popular.
  • Such a mixer is provided with a container for storing food to be crushed inside, and a cutter is installed at the bottom of the container for crushing the received food. When the food in the container is crushed with a cutter, the juice of the food is completed.
  • the lower portion of the mixer is equipped with a motor for transmitting the rotational force to the cutter.
  • the present invention has been proposed to improve the above problems in the prior art, by using a brushless BLDC motor in the DC motor as a mixer motor, and by reducing vibration and noise can improve the consumer satisfaction.
  • the purpose is to make it work.
  • Another object of the present invention is to be able to reduce the price competitiveness and product weight of the product.
  • BLDC motor for a blender of the present invention for achieving the above object is provided with a plurality of permanent magnets on the inside, the rotating shaft is configured in the center, the rotor housing coupled to the cutter blade for high-speed rotation; A stator housing coupled to the rotor housing, the coil being wound at a position corresponding to the permanent magnet such that a rotational force is generated by interaction with a magnetic field formed in the permanent magnet; A cylindrical bearing housing coupled to support the rotation of the pivot shaft; A ball bearing configured to be fitted to a rotation shaft at upper and lower portions of the bearing housing, respectively; A bearing rubber configured to surround the ball bearing to prevent direct contact between the ball bearing and the bearing housing; Characterized in that the configuration including a cooling fan coupled to the lower end of the rotating shaft.
  • the bearing housing is characterized in that the molding made of lightweight synthetic resin material.
  • the present invention by employing a BLDC motor in the blender product to reduce the power consumption and to minimize the drive noise and vibration of the motor to improve consumer reliability for the product.
  • 1 is an external view of a mixer according to an embodiment of the present invention.
  • FIG. 2 is an exploded perspective view of a mixer according to an embodiment of the present invention.
  • Figure 3 is an enlarged view of the motor drive unit of the mixer of the present invention.
  • Figure 4 is a cutaway view of the motor drive unit of the present invention mixer.
  • Figure 5 is an exploded perspective view of the motor drive part of the mixer of the present invention.
  • Figure 6 is an exploded cross-sectional view of a motor drive part of the mixer of the present invention.
  • FIG. 7 is a cross-sectional view of the motor drive unit of the present invention blender.
  • FIG. 8 is a detailed view of the ball bearing coupling portion according to another embodiment of the present invention.
  • BLDC motor is a brushless motor in DC motor, and it is semi-permanent because it does not need to use brush as it controls the current through semiconductor elements. This has the advantage that the speed of the motor can be easily adjusted.
  • FIGS. 1 and 2 a schematic structure of a mixer equipped with a BLDC motor according to an embodiment of the present invention will be described with reference to FIGS. 1 and 2, wherein the mixer container 500 and the mixer container 500 into which the cooked food is added are supported.
  • the vessel support unit 400 to be pulled out, the drive unit housing 300 configured under the vessel support unit 400, and the motor drive unit 100 mounted inside the drive unit housing 300 to drive the cutter blade 13 at high speed.
  • the general mixer structure such as the base plate 200 is coupled to the lower portion of the drive housing 300.
  • the motor drive unit 100 constitutes a structure to which the BLDC motor is applied, and as shown in FIGS. 3 to 6, a plurality of permanent magnets 12 are provided at an inner side and a cutter blade 13 at an upper portion thereof.
  • the coil 22 is wound outside the position corresponding to the permanent magnet 12 so that the rotational force is generated by the interaction between the rotor housing 10 to which the) is coupled and the magnetic field formed in the permanent magnet 12.
  • the stator housing 20, the cylindrical bearing housing 30 is coupled to the stator housing 20 to support the rotation of the pivot shaft 11, and located inside the bearing housing 30, the upper and lower Ball bearings 40 and 40 'configured to be fitted to the pivot shaft 11, and ball bearings 40 and 40', and bearings configured to surround the ball bearings 40 so as to prevent direct contact between the bearing housing 30.
  • Rubber (50, 50 ') and the lower end of the rotating shaft (11) It can be seen that the doeeojim composed of a cooling fan 60 coupled to the.
  • stator housing 20 is seated and coupled to the rotor housing 10, and the bearing housing 30 is inserted into the stator housing 20 to perform the function of supporting the pivot shaft 11.
  • the bearing housing 30 is formed of a lightweight synthetic resin material, and the support jaw for supporting the positions of the ball bearings (40, 40 ') and bearing rubber (50, 50') on the inner wall surface of the bearing housing (30) 31 is provided to protrude, and the bearing rubbers 50 and 50 'are provided with seating portions 51 and 51' protruding from the bottom thereof so that the ball bearings 40 and 40 'may be seated.
  • the magnetic flux generated by supplying current to the coil 22 wound on the stator housing 20 is transferred to the permanent magnet 12 of the rotor housing 10, thereby rotating the rotor housing 10.
  • the rotating shaft 11 which is integrally formed is rotated together, the high speed rotation of the cutter blade 13 coupled to the upper portion is performed, thereby crushing the food contained in the mixer container 500.
  • the ball bearings 40 and 40 ' are supported at the upper and lower portions of the rotating shaft 11 to reduce the noise caused by the eccentricity.
  • the bearing rubber (50, 50 ') is provided between the ball bearing (40, 40') and the bearing housing 30, the vibration caused by the high-speed rotation of the rotating shaft (11) bearing housing (30) It can be prevented from being transmitted to, and thus noise generation can be reduced.
  • Figure 8 is a detailed view showing the cross-section of the ball bearing coupling portion according to another embodiment of the present invention, the outer wall surface of the bearing rubber (50, 50 ') to the concave-convex to minimize the contact area with the inner peripheral surface of the bearing housing 30 It can be seen that the portion 52 is formed in a sawtooth shape.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Food Science & Technology (AREA)
  • Food-Manufacturing Devices (AREA)

Abstract

La présente invention concerne un moteur à CC sans balai destiné à un mixeur, le mixeur mettant en œuvre le moteur à CC sans balai pour réduire la consommation d'énergie et minimiser le bruit et les vibrations de fonctionnement du moteur, améliorant ainsi la fiabilité des produits pour les consommateurs. A cet effet, le moteur à CC sans balai pour mixeur comporte : un carter (10) de rotor à l'intérieur duquel est placée une pluralité d'aimants permanents (12), un arbre rotatif (11) placé au centre de celui-ci, et une lame coupante (13) destinée à tourner à grande vitesse et placée sur l'arbre rotatif (11) ; un carter (10) de stator qui est couplé au carter (10) de rotor et autour de la surface extérieure duquel est enroulée une bobine (22) à l'emplacement correspondant aux aimants permanents (12) de façon à générer un effort de rotation par interaction avec le champ magnétique formé dans les aimants permanents (12) ; un boîtier cylindrique (30) de roulements couplé à l'arbre rotatif (11) de façon à guider la rotation de l'arbre rotatif (11) ; des roulements (40) à billes ajustés sur l'arbre rotatif (11) dans la partie supérieure et la partie inférieure de l'intérieur du boîtier (30) de roulements ; des caoutchoucs (50) de roulements qui recouvrent les roulements (40) à billes de façon à prévenir tout contact direct entre les roulements (40) à billes et le boîtier (30) de roulements ; et un ventilateur (60) de refroidissement couplé à l'extrémité inférieure de l'arbre rotatif (11).
PCT/KR2012/002707 2011-04-11 2012-04-10 Moteur à cc sans balai pour mixeur Ceased WO2012141472A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020110033111A KR101144174B1 (ko) 2011-04-11 2011-04-11 믹서기용 비엘디씨 모터
KR10-2011-0033111 2011-04-11

Publications (2)

Publication Number Publication Date
WO2012141472A2 true WO2012141472A2 (fr) 2012-10-18
WO2012141472A3 WO2012141472A3 (fr) 2013-01-10

Family

ID=46271766

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2012/002707 Ceased WO2012141472A2 (fr) 2011-04-11 2012-04-10 Moteur à cc sans balai pour mixeur

Country Status (2)

Country Link
KR (1) KR101144174B1 (fr)
WO (1) WO2012141472A2 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110492627A (zh) * 2019-07-18 2019-11-22 杭州电子科技大学 分体式电机

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101232778B1 (ko) * 2012-11-14 2013-02-13 이두영 헤어드라이어용 bldc 모터 및 그 제어시스템

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1037950A (ja) 1996-07-26 1998-02-13 Nippon Electric Ind Co Ltd 電動工具の軸受け構造
JPH11230182A (ja) 1998-02-10 1999-08-27 Shibaura Mechatronics Corp 軸受保持機構
US6793167B2 (en) * 1999-01-12 2004-09-21 Island Oasis Cocktail Company, Inc. Food processing apparatus including magnetic drive
KR20080043486A (ko) * 2006-11-14 2008-05-19 엘지이노텍 주식회사 스핀들 모터

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110492627A (zh) * 2019-07-18 2019-11-22 杭州电子科技大学 分体式电机

Also Published As

Publication number Publication date
WO2012141472A3 (fr) 2013-01-10
KR101144174B1 (ko) 2012-05-10

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