KR101668297B1 - air cooling type blender - Google Patents

air cooling type blender Download PDF

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Publication number
KR101668297B1
KR101668297B1 KR1020150112296A KR20150112296A KR101668297B1 KR 101668297 B1 KR101668297 B1 KR 101668297B1 KR 1020150112296 A KR1020150112296 A KR 1020150112296A KR 20150112296 A KR20150112296 A KR 20150112296A KR 101668297 B1 KR101668297 B1 KR 101668297B1
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KR
South Korea
Prior art keywords
grate
air
exhaust port
air flow
flow duct
Prior art date
Application number
KR1020150112296A
Other languages
Korean (ko)
Inventor
이현삼
Original Assignee
주식회사 해피콜
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Publication date
Application filed by 주식회사 해피콜 filed Critical 주식회사 해피콜
Priority to KR1020150112296A priority Critical patent/KR101668297B1/en
Application granted granted Critical
Publication of KR101668297B1 publication Critical patent/KR101668297B1/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
    • A47J43/0716—Parts or details, e.g. mixing tools, whipping tools for machines with tools driven from the lower 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
    • A47J43/075—Safety devices
    • A47J43/0761—Safety devices for machines with tools driven from the lower side

Abstract

The present invention relates to an air cooling type mixer having reduced exhaustion noises by substantially reducing the speed of air discharged from a discharging port formed in a housing of a mixer, a juicing device, an extractor, or the like, with respect to the function of a container. The air cooling type mixer comprises: an operation main body having a driving part mounted to the housing; and a container. The housing (300) includes: a case (310); a base (320) having an air suction port (330) and a discharging port (340); and a cover (390). An air flow duct is installed inside the housing. The discharging port (340) includes a first grate and a second grate (610, 630).

Description

Air cooling type blender

The present invention relates to an air-cooled mixer in which exhaust noise is reduced by significantly reducing the speed of air discharged from an exhaust port formed in a housing of a mixer, an extractor, or a raw-material or the like according to the function of a container (hereinafter referred to as a mixer).

As a conventional air-cooled mixer, for example, there has been proposed a device disclosed in Patent Document 1 (Korean Utility Model Laid-Open Utility Model No. 20-2013-0000329).

As shown in FIG. 1, the air-cooled mixer of the patent document includes a container 1 capable of containing fruits and vegetables, and a main body 10 equipped with the container 1 and having an air-cooling structure inside.

The container 1 is a container applied to a conventional mixer. The container 1 is provided with a rotary cutter (not shown) on its inner bottom. A lid 3 is detachably coupled to the container 1 at an open top, A handle 5 is integrally formed.

The main body 10 includes upper and lower cases 20 and 30, a motor 40 and a housing 50 as shown in Fig.

The upper case 20 is formed with a seating groove on which the container 1 is seated at an upper portion and is provided at one side to adjust the rotation speed of the motor 40 on / off and the rotary cutter A rotary switch 21 is provided. The upper case 20 is provided with a PCB (not shown) having various electronic elements mounted on its inner wall, and forms a predetermined space portion in which the motor 30 and the housing 40 are accommodated.

The lower case 30 forms an air inlet hole 31 and an air outlet hole 35 as a part of a structure for cooling the inside of the main body 10.

The cooling air flow of a conventional air-cooled mixer having such a structure will be described with reference to Fig.

First, when the motor 40 is turned on to crush fruit or vegetables contained in the container 1, a rotary cutter (not shown) connected to the upper end of the drive shaft 41 in accordance with the rotation of the drive shaft 41, The cooling fan 43 installed at the lower end of the cooling fan 41 simultaneously rotates.

When a negative pressure is formed between the cooling fan 43 and the bottom surface 7 in accordance with the rotation of the cooling fan 43, the outside air of the main body 10 is guided through the air inflow hole 31 to the guide portion 50 of the housing 50 (51).

The air introduced into the guide portion 51 flows into the motor 40 through a plurality of through holes 45 formed in the bottom surface of the motor 40 and then flows into the motor 40 through the inside of the motor 40, Thereby absorbing heat generated by the driving of the heat exchanger.

The heat exchanged air is discharged from the motor 40 through the discharge port 47 formed in the upper portion of the motor 40 and then flows through the space formed between the inner circumferential surface of the upper case 20 and the outer circumferential surface of the housing 50 And moves in a downward direction.

The hot air which has moved to the lower side of the inside of the upper case 20 is completely discharged from the main body 10 through the air discharge hole 35 of the lower case 30.

As described above, the motor 40 is driven and the cold air outside the main body 10 is introduced into the main body 10 to cool the motor 40 naturally. Accordingly, it is possible to minimize the exposure of various components and electronic elements provided in the main body 10 to high temperature, thereby preventing malfunction of the mixer.

The air discharge hole 35 is formed in the shape of an elongated hole so that the upper portion of the raised portion 33 surrounding the air inflow hole 31 is formed in the shape of an elongated hole to discharge the hot air that has absorbed the heat of the motor 40 to the outside of the main body 10. [ Respectively.

Due to the structure of the single air vent hole 35, the speed of the hot air to be discharged is almost passed through, and the exhaust speed is not reduced, so that the noise is seriously generated.

On the other hand, in the motor cooling structure of the blender of Patent Document 2 (Korean Utility Model Application No. 20-0416468), as shown in Fig. 3, the motor cover 2a is provided at one end of the lower cover 3 located at the exit side of the heat- The ventilation holes 41 are not directly discharged to the floor. However, the structure of the ventilation holes 41 is not limited to the structure of the air discharge hole 35), so that the discharge speed is not reduced while the speed of the hot air to be discharged is almost passed, and the noise is seriously generated.

Patent Document 1: Korean Utility Model Publication No. 20-2013-0000329 Patent Document 2: Korean Utility Model Registration No. 20-0416468

An object of the present invention is to provide an air-cooled mixer having a structure capable of reducing the exhaust noise to a minimum by significantly reducing the speed of the air to be discharged.

In order to achieve the above object, an air-cooled mixer according to claim 2 of the present invention is a air-cooled mixer including a driving body mounted with a driving part on a housing and a container detachably mounted on an upper surface of the driving body, And a cover coupled to an upper portion of the case, wherein the air sucked from the air inlet is introduced into the housing through the air outlet through the air outlet, The air flow duct is provided at the air outlet with a grate protruding from the outlet of the air flow duct. The grate is composed of a first grate and a second grate arranged in parallel, And a first upper phase extending upward from the exhaust port, And a second lower portion extending from the upper end of the second upper surface to the exhaust port and extending from the upper end of the second upper surface to the exhaust port, And a gap between the first grates and the second grates is arranged in a staggered manner.

delete

In the air-cooled mixer according to claim 3 of the present invention, an additional exhaust port is further formed in the case facing the first and second grates, and the gap between the additional exhaust port and the first and second grit are arranged in a grid have.

In the air-cooled mixer according to claim 4 of the present invention, the intake port and the exhaust port are formed on one side and the other side of the edge of the base, and the airflow duct includes a first airflow duct disposed between the case and the driving section And a second air flow duct enclosing the first air flow duct with a gap therebetween, the outlet of the first air flow duct being formed on a lower side surface covering the upper side of the first and second grate have.

delete

In the air-cooled mixer according to claim 6 of the present invention, the outlet of the air flow duct and the exhaust port are formed at right angles.

The present invention has the following effects.

When the air from the outlet of the airflow duct passes through the grate, it collides with the grate and is escaped through the gap between the grate and the grate and exhausted to the exhaust port, so that the exhaust speed can be reduced and the noise can be reduced.

Further, when the grooves are arranged side by side, the gaps are zigzagged with each other, so that the exhaust speed can be doubled to minimize the noise.

Further, by providing a side-side exhaust port in the case in parallel with the grate, the exhaust gas is exhausted to both the exhaust port and the additional exhaust port to greatly enhance the cooling efficiency, and further, the gap of the additional exhaust port is horizontally arranged Exhaust noise is reduced due to a significant reduction in the exhaust speed, or abnormal noise such as a sudden noise is not generated suddenly at a bass.

1 is an external perspective view showing a conventional air-cooled mixer.
2 is a sectional view showing the body of Fig. 1;
3 is a sectional view showing a body of a conventional air-cooled mixer.
4 is an external perspective view of an air-cooled mixer according to a preferred embodiment of the present invention.
Figures 5 and 6 are a front view and a rear view of Figure 4;
Figs. 7 and 8 are a sectional perspective view and a sectional front view showing the driving body of Fig. 4;
9 is a perspective view of the base of Fig. 6 viewed from above;

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings.

FIG. 4 is a perspective view of an air-cooled mixer according to a preferred embodiment of the present invention, FIGS. 5 and 6 are a front view and a rear view of FIG. 4, and FIGS. 7 and 8 are cross- And FIG. 9 is a perspective view of the base of FIG. 6 viewed from above.

As shown in FIGS. 4 and 5, the air-cooled mixer 100 according to the present embodiment mainly includes a driving body 200 and a container 1 which is detachably mounted on the upper surface of the driving body 200.

The container 1 is provided with a rotary cutter (not shown) on its inner bottom, and is opened and closed by a lid 3 at an open top.

On one side of the container (1), a handle (5) is integrally formed.

7, the driving body 200 includes a housing 300 forming an outer appearance, a driving unit 400 mounted on the housing 300, and a driving unit 400 installed on the front surface of the housing 300 And a rotary switch 21 for drive control.

The housing 300 includes a case 310 penetrating the top and bottom of the case 310, a base 320 below the case 310 and a lid 390 coupled to the top of the case 310.

The base 320 has an air inlet 330 and an air outlet 340 formed therein.

6 and 9, the air inlet 330 is disposed on the front side and the left and right sides near the center of the base 320, and the air outlet 340 is disposed on the rear side to be distributed in a square shape.

As shown in FIGS. 7 and 9, the intake port 330 is formed in a plurality of slots (in the form of a sieve) on the upper surface of the raised portion convex upward with respect to the surface of the base 320.

As shown in Fig. 7, the exhaust port 340 is formed on the upper surface of the raised portion which is convex upward with respect to the surface of the base 320. As shown in Fig.

These ridges serve to guide the air intake 330 and the exhaust port 340 away from the floor and to facilitate the convergence and discharge of air into the ridges.

6, a partition wall 335 is formed between the inlet port 330 and the outlet port 340 to prevent the hot air from the outlet port 340 from being sucked into the inlet port 330.

Fastening plates 321 and 323 fastened to the case 310 are formed on the front and rear sides of the base 320.

Coupling ribs 325 and 327 are protrudingly formed on both sides of the front and rear intermediate portions of the base 320 and fastened and fixed inside the case 310.

7, an air flow duct 500 is provided in the housing 300 for allowing the air sucked from the air inlet 330 to flow to the air outlet 340 through the driving part 400. [

The airflow duct 500 has a first airflow duct 510 disposed between the case 310 and the driving unit 400 and a gap 560 between the upper side inlet of the first airflow duct 510 And a second air flow duct 570 surrounding the second air flow duct 570.

The first air flow duct 510 includes a first air flow duct 520 for the motor that surrounds the outer circumferential surface of the motor 410 of the drive unit 400 and a second air flow duct 520 for the cooling fan that surrounds the outer circumferential surface and the lower surface of the cooling fan 430 of the drive unit 400. And a first air flow duct 540.

An outlet 541 of the first airflow duct 540 for the cooling fan is formed on the side surface.

8, the external air sucked from the inlet port 330 enters the housing 300 and flows into the gap 560 to flow through the first air flow duct 520 for the motor and the first air flow duct 540 for the cooling fan, To the outlet (541).

The lower end of the outlet 541 is placed on the base 320 immediately next to the outlet 340 and the upper plate 545 is assembled between the upper surface of the outlet 541 and the case 310 as shown in FIG.

Thus, the flow from the outlet 541 to the exhaust port 340 implements a perpendicular angular flow line.

The second air flow duct 570 is supported by the lid 390.

A pedestal 575 is fitted between the second air flow duct 570 and the upper plate 545 to support the second air flow duct 570 more firmly.

A grate 600 protruding from the outlet 541 of the first cooling air duct 540 is formed at the inlet of the air outlet 340.

That is, as shown in FIG. 8, the hot air coming out of the outlet 541 bumps into the grate when it escapes into the grate gap of the grate 600, so that the exhaust speed can be reduced and the noise can be reduced.

The grate 600 is composed of a first grate 610 and a second grate 630 which are arranged side by side along the exhaust direction as shown in Figs. 7 and 9 in this embodiment.

The first grate 610 includes a first phase 611 extending upward from the inlet of the exhaust port 340 and a second phase 610 extending from the upper end of the first phase 610 to the exhaust port 340, 1 < / RTI >

Likewise, the second grates 630 include a second phase grating 631 extending upward from the inlet of the exhaust port 340 and a second phase grating 631 extending from the top of the second phase grating 631 toward the exhaust port 340, (633).

The first gaps 615 between the grate of the first grate 610 and the second gaps 635 between the grate of the second grate 630 are zigzag arranged as shown in Fig.

The first gap 615 and the second gap 635 are zigzagged with each other so that hot air hits the grate of the first grate 610 and passes through the first gap 615 and then passes through the second grate 630, And then exits to the second gap 635, so that the exhaust speed is remarkably reduced to reduce the noise.

The shapes of the first grate 610 and the second grate 630 are similar to radiators that heat indoor.

The gaps 615 and 635 are vertical slot shapes, arranged at predetermined intervals in the front and rear.

Meanwhile, an additional exhaust port 350 is formed in the case 310 facing the first and second glands 610 and 630.

The additional exhaust port 350 prevents the hot air from stagnating inside the housing 300 because the hot air is exhausted to the outside together with the exhaust port 340, thereby enhancing the cooling efficiency.

The gaps 355 of the additional exhaust port 350 are arranged horizontally at predetermined intervals in the vertical direction.

The gaps 355 of the additional exhaust port 350 and the first and second gaps 615 and 635 of the first and second glands 610 and 630 are arranged in a grid, And the rest of the air is exhausted into the gaps 355, thereby further reducing the exhaust speed and suppressing the noise as much as possible.

Further, the grate of the additional exhaust port 350 is formed so as to protrude further inward of the case 310, and the upper grate 351 serves to support the upper plate 541.

In addition, the gasses of the additional exhaust port 350 serve to guide the hot air to the outside through the gaps 355, thereby minimizing scattering of hot air into the inside of the housing 300.

The driving unit 400 includes a motor 410 having a motor shaft 401 disposed on a vertical center line of the housing 300 and a cooling fan 430 disposed below the motor 410 to rotate together with the motor shaft 401 ).

The motor shaft 400 is exposed upward from the center of the lid 390 and is attached to and detached from the clutch of the rotary cutter of the container 1. [

It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the present invention as defined by the following claims .

Meanwhile, the grates 600 of this embodiment are composed of the first grates 610 and the second grates 630, but they may be composed of a single grates.

That is, the single grate is composed of a top grate extending upward from the exhaust port and a bottom grate extending from the top of the top grate to the exhaust port, wherein gaps of the upper grate and gaps of the lower grate are arranged in a zigzag .

1: container 3: lid
5: Handle 21: Rotary switch
100: air-cooled mixer 200: drive body
300: housing 310: case
320: base 330: intake port
335: partition wall 340: exhaust port
350: additional vent 355: clearance
390: cover 400:
401: motor shaft 410: motor
430: cooling fan 500: air flow duct
510: first air flow duct 520: first air flow duct for motor
540: first air flow duct for cooling fan 541: outlet
560: gap 570: second air flow duct
600: Great 610,630: 1st & 2nd Great
615,635: 1st and 2nd niches

Claims (6)

delete An air-cooled mixer comprising: a drive body mounted with a drive unit on a housing; and a container detachably mounted on an upper surface of the drive body,
The housing includes a casing having an upper portion and a lower portion, a base coupled to a lower portion of the casing and having an intake port and an exhaust port, and a cover coupled to the upper portion of the casing,
An air flow duct for allowing the air sucked from the air inlet to flow to the air outlet through the driving unit is provided in the housing,
The exhaust port is formed with a gut protruding from the outlet of the air flow duct,
Said grate comprising a first grate and a second grate arranged side by side,
Wherein the first grate comprises a first phase grate extending upwardly from the exhaust port and a first lower grating extending from an upper end of the first phase grate to the exhaust port,
The second grate comprises a second phase grate extending upward from the exhaust port and a second lower grate extending from the top of the second phase grate to the exhaust port,
Wherein a gap between the first grate and the second grate is arranged in a zigzag manner.
The method of claim 2,
An additional exhaust port is further formed in the case facing the first and second grates,
Wherein the gap of the additional exhaust port and the gap of the first and second grates are arranged in a lattice.
The method according to claim 2 or 3,
The intake port and the exhaust port are formed on one side and the other side of the edge of the base,
The air flow duct includes a first air flow duct disposed between the case and the driving unit and a second air flow duct surrounding the upper air inlet duct with a gap therebetween,
Wherein an outlet of the first air flow duct is formed on a lower side surface covering the upper side of the first and second grate.
delete The method of claim 2,
Wherein the outlet of the air flow duct and the air outlet are formed at right angles.
KR1020150112296A 2015-08-10 2015-08-10 air cooling type blender KR101668297B1 (en)

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KR1020150112296A KR101668297B1 (en) 2015-08-10 2015-08-10 air cooling type blender

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020226459A1 (en) * 2019-05-08 2020-11-12 엘지전자 주식회사 Blender
WO2022010226A1 (en) * 2020-07-09 2022-01-13 주식회사 인트로팩 Driving apparatus for mixer

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200155079Y1 (en) * 1997-07-31 1999-08-16 전주범 Noise reducing structure of juicer or mixer
US6680551B2 (en) * 2001-08-20 2004-01-20 Hamilton Beach/Proctor-Silex Electric motor muffler
KR100555205B1 (en) * 2003-12-31 2006-03-03 삼성광주전자 주식회사 Vacuum cleaner
KR200416468Y1 (en) 2006-03-02 2006-05-15 한일전기주식회사 Motor cooling structure of mixer
KR20130000329U (en) 2011-07-05 2013-01-15 주식회사 제이엠더블유 Air Cooling Type Mixer

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR200155079Y1 (en) * 1997-07-31 1999-08-16 전주범 Noise reducing structure of juicer or mixer
US6680551B2 (en) * 2001-08-20 2004-01-20 Hamilton Beach/Proctor-Silex Electric motor muffler
KR100555205B1 (en) * 2003-12-31 2006-03-03 삼성광주전자 주식회사 Vacuum cleaner
KR200416468Y1 (en) 2006-03-02 2006-05-15 한일전기주식회사 Motor cooling structure of mixer
KR20130000329U (en) 2011-07-05 2013-01-15 주식회사 제이엠더블유 Air Cooling Type Mixer

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2020226459A1 (en) * 2019-05-08 2020-11-12 엘지전자 주식회사 Blender
CN113795183A (en) * 2019-05-08 2021-12-14 Lg电子株式会社 Food processor
EP3967194A4 (en) * 2019-05-08 2023-06-28 LG Electronics Inc. Blender
US11944238B2 (en) 2019-05-08 2024-04-02 Lg Electronics Inc. Blender
CN113795183B (en) * 2019-05-08 2024-04-09 Lg电子株式会社 Food processor
WO2022010226A1 (en) * 2020-07-09 2022-01-13 주식회사 인트로팩 Driving apparatus for mixer

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