KR20170069117A - Noise reduction type Blender - Google Patents

Noise reduction type Blender Download PDF

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Publication number
KR20170069117A
KR20170069117A KR1020160002021A KR20160002021A KR20170069117A KR 20170069117 A KR20170069117 A KR 20170069117A KR 1020160002021 A KR1020160002021 A KR 1020160002021A KR 20160002021 A KR20160002021 A KR 20160002021A KR 20170069117 A KR20170069117 A KR 20170069117A
Authority
KR
South Korea
Prior art keywords
rotor housing
sound
cup
blade
housing
Prior art date
Application number
KR1020160002021A
Other languages
Korean (ko)
Inventor
성동민
안호식
허석재
박정호
Original Assignee
성동민
허석재
안호식
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 성동민, 허석재, 안호식 filed Critical 성동민
Publication of KR20170069117A publication Critical patent/KR20170069117A/en

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    • 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
    • A47J43/046—Machines for domestic use not covered elsewhere, e.g. for grinding, mixing, stirring, kneading, emulsifying, whipping or beating foodstuffs, e.g. power-driven with tools driven from the bottom side
    • 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
    • A47J43/07—Parts or details, e.g. mixing tools, whipping tools
    • 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
    • A47J43/07—Parts or details, e.g. mixing tools, whipping tools
    • A47J43/0727—Mixing bowls
    • 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
    • A47J43/07—Parts or details, e.g. mixing tools, whipping tools
    • A47J43/08—Driving mechanisms
    • A47J43/085—Driving mechanisms for machines with tools driven from the lower side

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

Abstract

The present invention relates to a noise reduction type mixer including a cup having a blade for grinding food therein and a main body having a motor for rotating the blade, wherein the motor is made of a magnetic material and has a first permanent magnet A stator housing disposed radially opposite to the rotor housing and radially formed to generate a rotating magnetic field with respect to the rotor housing and having a coil wound around the rotor housing; And a magnetically levitated housing opposed to an outer periphery and a lower side of the first permanent magnet of the rotor housing and provided with a second permanent magnet for generating a levitation control magnetic flux for controlling the levitation of the rotor housing, do.

Description

Noise reduction type Blender < RTI ID = 0.0 >

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a noise reduction type mixer, and more particularly, to a noise reduction type mixer in which noise is reduced by a motor and a cup.

Generally, the blender is installed in the cup by a motor, so that the food is put into the cup and mixed, crushed or pureed. In recent years, as the number of families who enjoy eating habits increases, they also play a role of juicer, which effectively changes fruits.

However, such a blender has a problem that vibration and noise are generated due to the friction between the motor and the gear rotating at a high speed.

As a conventional technique for solving this problem, Korean Utility Model No. 20-2015-0000477 (published on Jan. 30, 2015) "Mixer Soundproofing Box" has been disclosed. This prior art technology has been developed in order to accommodate a mixer A box-shaped main body, a door provided on one side of the main body through a hinge so as to be opened and closed, and a soundproofing member provided inside the main body.

However, this conventional technique has the disadvantage that it is inconvenient to open and close the door when using the blender, and vibration and noise generated in the rotating motor and the blade can not be reduced originally, so that there is a problem that noise reduction is limited.

The present invention is intended to solve and solve the above-mentioned problem, and it does not physically couple the motor and the gear, thereby originally shielding vibration and noise generated from the friction between the motor and the gear, The present invention is to provide a noise reduction type mixer that absorbs noise in a cup to reduce noise.

The present invention relates to a noise reduction type mixer including a cup in which a blade for crushing food is installed and a main body having a motor for rotating the blade, wherein the motor has a first permanent magnet on the lower side and a second permanent magnet on the outer periphery A rotor housing having a first floating magnet and a rotating shaft formed at a center thereof for rotating the blade; a second rotor positioned to face the rotor housing and formed radially to generate a rotating magnetic field with respect to the first permanent magnet, A second floating magnet which is formed on the outer circumferential upper side of the stator housing so as to face the outer and lower surfaces of the first floating magnets of the rotor housing and generates a floating control magnetic flux for floating control of the rotor housing, The present invention is achieved by a noise reduction type mixer including an installed magnetic levitation housing.

According to a preferred aspect of the present invention, the magnetic levitation housing is formed with its upper portion bent inward so as to face the upper side of the rotor housing.

According to a preferred aspect of the present invention, there is provided a noise reduction type mixer including a cup in which a blade for crushing food is installed, and a main body having a motor for rotating the blade, wherein the cup has a double wall having an outer wall and an inner wall, And a plurality of sound absorbing grooves formed at an engraved surface are formed on the inner wall.

According to a preferred characteristic of the present invention, the sound-absorbing groove has a circular first sound-absorbing groove formed on the outer side of the inner wall, and a second sound-absorbing groove smaller in diameter than the first sound- And is formed at an engraved angle.

A cap having a nozzle at its center is formed at an upper portion of the cup and the inside of the cup is sealable, a connection piece having a valve connected to the nozzle is formed on the body, and the valve is connected to a vacuum pump And a vacuum tube.

In the present invention, since the rotor housing rotates while being lifted from the stator housing by the magnetic levitation housing, no friction occurs between the stator housing and the rotor housing, thereby reducing noise.

In addition, according to the present invention, since the sound absorbing grooves are formed in the cup, the noise due to the blade rotating at a high speed in the cup is canceled by the sound absorbing grooves, thereby reducing the noise.

1 is a conceptual diagram of a noise reduction type mixer according to an embodiment of the present invention;
2 is a conceptual diagram of a noise reduction type mixer according to an embodiment of the present invention.
3 is a conceptual diagram of a noise reduction type mixer according to an embodiment of the present invention.
4 is a cross-sectional view of a cup of a noise reduction type mixer according to an embodiment of the present invention
5 is a cross-sectional view of a noise reduction type mixer according to an embodiment of the present invention
6 is a perspective view of a cup and a blade of a noise reduction type mixer according to an embodiment of the present invention;

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

It will be understood by those of ordinary skill in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

In addition, the sizes and shapes of the components shown in the drawings may be exaggerated for clarity and convenience of explanation, and the terms defined specifically in consideration of the configuration and operation of the present invention may vary depending on the intention or custom of the user, operator And the definitions of these terms should be based on the contents throughout this specification.

The present invention relates to a noise reduction type blender (1) including a cup (30) in which a blade for crushing food is installed and a main body having a motor (10) for rotating the blade, wherein the motor A rotor housing 11 in which a first permanent magnet 11a is provided and a first floating magnet 11b is provided on an outer periphery and a rotating shaft for rotating the blade is formed in a center of the rotor housing 11; A stator housing 13 radially formed to generate a rotating magnetic field with respect to the first permanent magnet 11a so as to wind the coil 13a and a rotor housing 13 located on the outer peripheral side of the stator housing 13, (13) provided with a second floating magnet which is opposite to the outer and lower sides of the first floating magnet (11b) of the rotor housing (11) and generates a floating control magnetic flux for controlling the rotation of the rotor housing .

The motor 10 includes a rotor housing 11, a stator housing 13 for rotating the rotor housing 11, and a magnetic levitation housing 15 for floating the rotor housing 11.

Here, the rotor housing 11 rotates to rotate the blade formed on the cup. The rotor housing 11 is formed in a disk shape and includes a first permanent magnet 11a, which is a magnetic body that generates a magnetic flux radially extending from the center, And a plurality of first floating magnets 11b are formed on the outer periphery.

A pivot shaft 20 is formed at the center of the rotor housing 11. The pivot shaft 20 is connected to a blade of the cup to rotate the blade, Shaped.

A stator housing 13 is formed below the rotor housing 11. The stator housing 13 has a coil 13a on a protruding portion radially and equally spaced to face the first permanent magnet 11a Is wound and formed. The coil 13a interacts with a magnetic field generated in the rotor housing 11 to rotate the rotor housing 11. [

A magnetically levitated housing 15 is formed on the outer circumferential side surface of the stator housing 13. The magnetically levitated housing 15 is formed to float the rotor housing 11, A second floating magnet which is formed to face the first floating magnet 11b formed on the periphery and has the same pole as the first floating magnet 11b is formed. Therefore, the rotor housing 11 formed with the first floating magnet 11b floats above the stator housing 13.

The floating control housing 15 may be formed by bending the upper portion inward so as to face the upper side of the first floating magnet 11b of the rotor housing 11 to control the position of the rotor housing 11. [ Therefore, the rotor housing 11 rotates in a floating state between the upper side and the lower side of the flotation control housing 15.

The cup 30 is formed as a container in which the contents are received and crushed by the mixer and the upper portion is opened. A lower portion of the blade 30 is rotatably connected to the rotary shaft 20 of the rotor housing 11. According to an embodiment of the present invention, the cup 30 is provided with a double wall having an outer wall 30a and an inner wall 30b, and the inner wall 30a is provided with sound absorbing grooves 31a and 31b And a plurality of them may be formed.

According to an embodiment of the present invention, a circular first sound-absorbing groove 31a may be formed on the outermost side of the inner wall 30b, And a second sound-absorbing groove 31b having a diameter smaller than the diameter of the first sound-absorbing groove 31b is formed at a center of the first sound-absorbing groove 31a. In the embodiment of the present invention, the two-stage sound-absorbing grooves 31a and 31b having the first sound-absorbing groove 31a and the second sound-absorbing groove 31b are shown. However, the sound- 31b may be formed and formed in a concave shape other than a circular shape. The noise generated by rotating the blade inside the cup or the noise generated by pulverizing the food is canceled by passing through the sound-absorbing grooves 31a and 31b, thereby reducing noise while passing through the cup 30. [

Preferably, the inner surface of the inner wall and the outer surface of the outer wall are smoothly formed so that food is not caught in the cup 30, and that the outer surface of the inner wall is smoothly formed. Which is made of glass or plastic.

A cap 40 may be provided on the upper portion of the cup 30. The cap 40 covers the upper portion of the cup 30 to prevent the food contained in the cup 30 from splashing out, The upper portion of the cup 30 is sealed so that the inside of the cup 30 is sealed so as to minimize the nutrient destruction of the food to be crushed in the cup 30 by making the inside of the cup 30 vacuum, And a nozzle 41a connected to a valve 41b to be described later is provided at the center.

A vacuum pump 45 is installed in the main body so as to make the inside of the cup 30 vacuum. At this time, the main body is connected to the nozzle 41a of the cap 40 located above the cup 30, A bridge part through which a vacuum tube 41c connected to the vacuum pump 45 passes is formed on one side of the cup 30 to connect the cap 45 to the cap 40. The cap 40 is connected to the upper end of the bridge part, A connecting piece 43 through which the vacuum tube passes is formed. A valve 41b is formed at an end of the connecting piece 43 so as to be fitted in the nozzle 41a.

Further, the vacuum pump may be connected to the motor 10 and driven.

As described above, the noise reduction type mixer 1A and 1B according to the embodiment of the present invention is configured such that the rotor housing 11 is lifted from the stator housing 13 by the stator housing 13 and the magnetic levitation housing 15, So that the noise generated by the rotation of the blade inside the cup 30 is transmitted to the cup 30 through the sound absorbing grooves 31a, 31b are formed, the noise is canceled and the noise is reduced.

1: Noise reduction type mixer
10: Motor
11: rotor housing
11a: first permanent magnet
11b: the first floating magnet
13: Stator housing
13a: coil
15: Magnetic floating housing
20:
30: Cup
30a:
30b: inner side wall
31a: first sound-absorbing groove
31b: second sound-absorbing groove
40: Cap
41a: nozzle
41b: valve
43: Connection
41c:
45: Vacuum pump

Claims (5)

A noise reduction type mixer including a cup in which a blade for crushing food is installed, and a main body having a motor for rotating the blade,
The motor includes:
A rotor housing having a first permanent magnet on a lower side thereof, a first floating magnet on an outer periphery thereof, and a pivoting shaft for rotating the blade,
A stator housing which is positioned to face the rotor housing and is radially formed to generate a rotating magnetic field with respect to the first permanent magnet,
And a second floating magnet disposed opposite to the outer circumference and the lower side of the first floating magnet of the rotor housing and generating a floating control magnetic flux for controlling the rotation of the rotor housing, And a noise reduction type mixer.
The method according to claim 1,
The magnetic levitation housing
And the upper portion is bent inward so as to face an upper portion of the rotor housing.
A noise reduction type mixer including a cup in which a blade for crushing food is installed, and a main body having a motor for rotating the blade,
The cup,
A double wall having an outer wall and an inner wall is provided,
Wherein a plurality of sound absorbing grooves formed at an obtuse angle are formed on the inner side wall.
The method of claim 3,
The sound-
A first sound-absorbing groove formed on the outer side of the inner wall and a second sound-absorbing groove formed on the center of the first sound-absorbing groove, the second sound-absorbing groove having a smaller diameter than the first sound-absorbing groove; .
The method according to claim 1 or 3,
A cap having a nozzle at its center is formed at an upper portion of the cup,
A connection piece having a valve connected to the nozzle is formed in the main body,
Wherein the valve is connected to a vacuum pump built in the main body by a vacuum tube.














KR1020160002021A 2015-12-10 2016-01-07 Noise reduction type Blender KR20170069117A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020150175908 2015-12-10
KR20150175908 2015-12-10

Publications (1)

Publication Number Publication Date
KR20170069117A true KR20170069117A (en) 2017-06-20

Family

ID=59281319

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020160002021A KR20170069117A (en) 2015-12-10 2016-01-07 Noise reduction type Blender

Country Status (1)

Country Link
KR (1) KR20170069117A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101957596B1 (en) * 2017-10-12 2019-03-12 강원대학교산학협력단 A blender using magnetic levitation
WO2019114341A1 (en) * 2017-12-11 2019-06-20 佛山市三水合成电器实业有限公司 Vacuum food processer

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101957596B1 (en) * 2017-10-12 2019-03-12 강원대학교산학협력단 A blender using magnetic levitation
WO2019114341A1 (en) * 2017-12-11 2019-06-20 佛山市三水合成电器实业有限公司 Vacuum food processer

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E902 Notification of reason for refusal
E601 Decision to refuse application