KR100466320B1 - Rotary brush for vacuum cleaner - Google Patents

Rotary brush for vacuum cleaner Download PDF

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Publication number
KR100466320B1
KR100466320B1 KR10-2002-0054624A KR20020054624A KR100466320B1 KR 100466320 B1 KR100466320 B1 KR 100466320B1 KR 20020054624 A KR20020054624 A KR 20020054624A KR 100466320 B1 KR100466320 B1 KR 100466320B1
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KR
South Korea
Prior art keywords
drum
vacuum cleaner
bearing
holder
housing
Prior art date
Application number
KR10-2002-0054624A
Other languages
Korean (ko)
Other versions
KR20040023013A (en
Inventor
박중선
양일원
Original Assignee
삼성광주전자 주식회사
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.)
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Application filed by 삼성광주전자 주식회사 filed Critical 삼성광주전자 주식회사
Priority to KR10-2002-0054624A priority Critical patent/KR100466320B1/en
Priority to US10/294,338 priority patent/US20040045125A1/en
Priority to CA002413403A priority patent/CA2413403A1/en
Priority to GB0300028A priority patent/GB2392828B/en
Priority to AU2003200005A priority patent/AU2003200005A1/en
Publication of KR20040023013A publication Critical patent/KR20040023013A/en
Application granted granted Critical
Publication of KR100466320B1 publication Critical patent/KR100466320B1/en

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/02—Nozzles
    • A47L9/04—Nozzles with driven brushes or agitators
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/02—Nozzles
    • A47L9/04—Nozzles with driven brushes or agitators
    • A47L9/0461—Dust-loosening tools, e.g. agitators, brushes
    • A47L9/0466—Rotating tools
    • A47L9/0477—Rolls
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00—Details or accessories of suction cleaners, e.g. mechanical means for controlling the suction or for effecting pulsating action; Storing devices specially adapted to suction cleaners or parts thereof; Carrying-vehicles specially adapted for suction cleaners
    • A47L9/02—Nozzles
    • A47L9/04—Nozzles with driven brushes or agitators
    • A47L9/0455—Bearing means therefor
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B13/00—Brushes with driven brush bodies or carriers
    • A46B13/001—Cylindrical or annular brush bodies

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Nozzles For Electric Vacuum Cleaners (AREA)

Abstract

진공청소기용 회전 브러시가 개시된다. 개시된 본 발명에 의한 진공청소기용 회전 브러시(100)는, 흡입구체(20)의 하우징(21)에 회전 가능하게 설치되는 진공청소기용 회전 브러시에 있어서, 외주면에 솔부재(111)가 구비된 드럼(110); 외륜(122)과 내륜(121)을 구비하며, 드럼(110)의 단부에 형성된 안착홈(112)에 외륜(122)이 압입되는 베어링(120); 및 드럼(110)이 하우징(21)에 회전 가능하게 지지되도록 일측이 하우징(21)에 결합되고 타측이 내륜(121)을 지지하는 홀더(130);를 포함하는 것을 특징으로 한다. 이와 같이 구성된 본 발명에 의하면, 부품의 수가 줄어 제조공수 및 제조비용을 줄일 수 있는 효과가 있다.Disclosed is a rotary brush for a vacuum cleaner. The vacuum cleaner rotary brush 100 according to the present invention includes a drum including a brush member 111 on an outer circumferential surface of a rotary brush for a vacuum cleaner rotatably installed in a housing 21 of a suction port 20. 110; A bearing 120 having an outer ring 122 and an inner ring 121, wherein the outer ring 122 is press-fitted into a seating groove 112 formed at an end of the drum 110; And a holder 130 having one side coupled to the housing 21 and the other side supporting the inner ring 121 such that the drum 110 is rotatably supported by the housing 21. According to the present invention configured as described above, there is an effect that the number of parts can be reduced and manufacturing man-hours and manufacturing costs can be reduced.

Description

진공청소기용 회전 브러시{ Rotary brush for vacuum cleaner }Rotary brush for vacuum cleaner

본 발명은 진공청소기에 관한 것으로서, 보다 상세하게는 구조가 단순화된 진공청소기용 회전 브러시에 관한 것이다.The present invention relates to a vacuum cleaner, and more particularly, to a rotary brush for a simplified vacuum cleaner.

일반적으로 진공청소기는 그 내부에서 발생되는 높은 진공압을 이용하여 청소면의 먼지 및 이물질을 흡입하여 제거하는 장치로, 도 1에는 이러한 진공청소기의 일 예로서 업라이트형 진공청소기가 도시되어 있다.In general, a vacuum cleaner is a device for sucking and removing dust and foreign substances on a cleaning surface by using a high vacuum pressure generated therein, and FIG. 1 shows an upright type vacuum cleaner as an example of such a vacuum cleaner.

도 1에 도시된 바와 같이, 일반적인 업라이트형 진공청소기는, 먼지봉투가 설치되며 집진실 커버(11)에 의해 밀폐되는 집진실과 모터가 설치되는 모터 구동실(12)을 구비하는 청소기 본체(10)와, 흡입구가 마련된 흡입구체(20)를 포함한다.As shown in FIG. 1, a general upright vacuum cleaner includes a vacuum cleaner body 10 including a dust bag and a dust collecting chamber sealed by a dust collecting chamber cover 11 and a motor driving chamber 12 in which a motor is installed. ), And a suction port body 20 provided with a suction port.

이러한 업라이트형 진공청소기는, 모터가 구동되어 흡입력이 발생되면 청소면의 먼지 및 오물이 외부의 공기와 함께 흡입구체(20)의 흡입구를 통해 흡입되어 집진실의 먼지봉투에 집진된다.Such an upright vacuum cleaner, when a motor is driven and a suction force is generated, dust and dirt on the cleaning surface are sucked through the suction port of the suction port 20 together with the outside air and collected in the dust bag of the dust collecting chamber.

한편, 카펫이나 마루 등의 청소면 깊숙히 달라붙은 이물질을 제거하기 위해흡입구체(20)에는 회전 브러시(30)가 구비된다. 회전 브러시(30)는 구동벨트(22)에 연결되어 상기 모터에 의해 구동되도록 흡입구체(20)의 하우징(21)에 회전 가능하도록 설치된다.On the other hand, the suction inlet 20 is provided with a rotary brush 30 in order to remove the foreign matter stuck to the cleaning surface, such as carpet or floor. Rotating brush 30 is connected to the drive belt 22 is installed to be rotatable in the housing 21 of the inlet body 20 to be driven by the motor.

도 2는 종래의 진공청소기용 회전 브러시를 개략적으로 나타낸 분리 사시도이다.Figure 2 is an exploded perspective view schematically showing a conventional rotary brush for a vacuum cleaner.

도 2에 도시된 바와 같이, 종래의 진공청소기용 회전 브러시(30)는 그 둘레로 솔부재(32)가 나선형으로 구비된 드럼(31)과, 드럼(31)의 단부에 형성된 홈부(33)에 압입되는 베어링 홀더(34)와, 베어링 홀더(34) 내에 와셔(35)의 개재 하에 압입되는 베어링(36)과, 드럼(31)을 관통하여 베어링(36)에 그 단부가 결합되는 회전축(37) 및 드럼(31)을 회전 가능하게 지지하기 위해 드럼(31)을 관통하여 설치되는 회전축(37) 단부에 결합되는 드럼 홀더(38)를 포함한다.As shown in FIG. 2, the conventional vacuum cleaner rotary brush 30 includes a drum 31 having a helical member 32 spirally formed around the groove 31, and a groove 33 formed at an end of the drum 31. A bearing holder 34 press-fitted into the bearing holder, a bearing 36 press-fitted through the washer 35 in the bearing holder 34, and a rotating shaft through which the end portion is coupled to the bearing 36 through the drum 31 ( 37) and a drum holder 38 coupled to the end of the rotation shaft 37 installed through the drum 31 to rotatably support the drum 31.

드럼 홀더(38)는 하우징(21)에 고정되며, 그 중앙부에 회전축(37)이 삽입되는 결합공(39)이 형성되어 있어 이 결합공(39)에 회전축(37)의 단부가 압입된다. 그리고, 베이링(36)은 그 외륜(36b)이 베어링 홀더(34)에 압입되고 외륜(36b)과 상대 회전되는 내륜(36a)에는 회전축(37)이 압입된다.The drum holder 38 is fixed to the housing 21, and a coupling hole 39 into which the rotating shaft 37 is inserted is formed at the center thereof, and the end of the rotating shaft 37 is press-fitted into the coupling hole 39. The bearing 36 has an outer ring 36b pressed into the bearing holder 34 and a rotating shaft 37 pressed into the inner ring 36a which is relatively rotated with the outer ring 36b.

따라서, 드럼 홀더(34)와 회전축(37) 및 베어링(36)의 내륜(36a)은 하우징(21)에 유동없이 고정되고, 베어링(36)의 외륜(36b)과 베어링 홀더(34) 및 드럼(31)은 일체로 내륜(36a)에 대해 회전된다.Accordingly, the drum holder 34 and the rotating shaft 37 and the inner ring 36a of the bearing 36 are fixed to the housing 21 without flow, and the outer ring 36b of the bearing 36 and the bearing holder 34 and the drum are fixed. 31 is integrally rotated with respect to the inner ring 36a.

또한, 드럼(31)의 외주면 일측에는 벨트 연결부(31a)가 구비되어 있고, 모터에 의해 구동되는 구동벨트(22)가 이 벨트 연결부(31a)에 연결됨으로써 드럼(31)이회전하게 된다.In addition, a belt connecting portion 31a is provided at one side of the outer circumferential surface of the drum 31, and the drum 31 is rotated by a driving belt 22 driven by a motor connected to the belt connecting portion 31a.

그러나, 상기와 같은 종래의 회전 브러시(30)는 부품수가 많고 조립공수가 증가되어 제조비용이 상승되는 문제점이 있다. 또한, 구조가 복잡하기 때문에 고장이 발생될 수 있는 위험이 높다.However, the conventional rotary brush 30 has a problem in that the manufacturing cost is increased due to the large number of parts and the number of assembly operations. In addition, since the structure is complicated, there is a high risk of failure occurring.

본 발명은 상기와 같은 문제점을 감안하여 안출된 것으로서, 부품수가 적고 구조가 단순하여 제조비용이 저감되고 고장 발생을 줄일 수 있는 진공청소기용 회전 브러시를 제공하는데 그 목적이 있다.The present invention has been made in view of the above problems, the object of the present invention is to provide a rotary brush for a vacuum cleaner that can reduce the number of parts and the structure is simple and the manufacturing cost is reduced and the failure.

도 1은 일반적인 업라이트형 진공청소기를 개략적으로 나타낸 일부 절개 사시도,1 is a partial cutaway perspective view schematically showing a general upright vacuum cleaner,

도 2는 종래의 진공청소기용 회전 브러시를 개략적으로 나타낸 분리 사시도,Figure 2 is an exploded perspective view schematically showing a conventional rotary brush for a vacuum cleaner,

도 3은 도 2의 조립 완성 단면도,3 is a completed cross-sectional view of FIG.

도 4는 본 발명의 바람직한 실시예에 의한 진공청소기용 회전 브러시를 개략적으로 나타낸 분리 사시도,Figure 4 is an exploded perspective view schematically showing a rotary brush for a vacuum cleaner according to a preferred embodiment of the present invention,

도 5는 도 4의 조립 완성 단면도,5 is a completed cross-sectional view of FIG.

도 6은 본 발명의 다른 실시예에 의한 진공청소기용 회전 브러시를 개략적으로 나타낸 분리 사시도, 그리고,Figure 6 is an exploded perspective view schematically showing a rotary brush for a vacuum cleaner according to another embodiment of the present invention, and

도 7은 도 6의 조립 완성 단면도이다.7 is an assembled cross-sectional view of FIG. 6.

< 도면의 주요 부분에 대한 부호의 설명 ><Description of Symbols for Main Parts of Drawings>

100; 회전 브러시 110;드럼100; Rotary brush 110; drum

111;솔부재 112;안착홈111; brush member 112; seating groove

113;벨트 연결부 120;베어링113; belt connection 120; bearing

121;내륜 122;외륜121; inner ring 122; outer ring

130,140;홀더 131;커버부130, 140; holder 131; cover

132;지지부 133;고정돌기부132; support 133; fixing protrusions

134;보강부재 141;커버부재134; reinforcing member 141; cover member

142;삽입공 143;지지축142; insertion hole 143; support shaft

144;돌기부144; protrusion

상기 목적을 달성하기 위한 본 발명에 의한 진공청소기용 회전 브러시는, 흡입구체의 하우징에 회전 가능하게 설치되는 진공청소기용 회전 브러시에 있어서, 외주면에 솔부재가 구비된 드럼; 외륜과 내륜을 구비하며, 상기 드럼의 단부에 형성된 안착홈에 상기 외륜이 압입되는 베어링; 및 상기 드럼이 상기 하우징에 회전 가능하게 지지되도록 일측이 상기 하우징에 결합되고 타측이 상기 내륜을 지지하는 홀더;를 포함하는 것을 특징으로 한다.A vacuum cleaner rotary brush according to the present invention for achieving the above object, the vacuum brush rotary brush is rotatably installed in the housing of the suction inlet, the drum having a brush member on the outer peripheral surface; A bearing having an outer ring and an inner ring, the outer ring being pressed into a seating groove formed at an end of the drum; And a holder having one side coupled to the housing and the other side supporting the inner ring such that the drum is rotatably supported by the housing.

상기 구성을 갖는 본 발명에 있어서, 상기 홀더는 상기 베어링에 이물질이 들어가지 않도록 상기 드럼의 단부를 덮는 커버부를 갖는 것이 바람직하다.In the present invention having the above configuration, the holder preferably has a cover portion covering the end of the drum so that foreign matter does not enter the bearing.

그리고, 상기 홀더의 내측면에는 상기 베어링 내륜에 압입되는 지지부가 구비된 것이 바람직하며, 상기 지지부 내부에는 금속 보강부재가 삽입되는 것이 좋다.In addition, the inner surface of the holder is preferably provided with a support that is pressed into the bearing inner ring, the metal reinforcement member is preferably inserted into the support.

또한, 상기 홀더의 외측면에는 상기 하우징에 형성된 수용홈에 삽입되어 고정되는 고정돌기부가 구비된 것이 바람직하다.In addition, the outer surface of the holder is preferably provided with a fixing projection which is inserted and fixed to the receiving groove formed in the housing.

또한, 상기 홀더는, 상기 베어링에 이물질이 들어가지 않도록 상기 드럼의 단부를 덮는 커버부재; 및 상기 커버부를 관통하여 일단은 상기 하우징에 형성된 수용홈에 삽입되어 고정되고 타단은 상기 베어링의 내륜에 압입되는 지지축;을 포함하는 것이 바람직하다.The holder may further include a cover member covering an end portion of the drum to prevent foreign matter from entering the bearing; And a support shaft having one end penetrated into the receiving groove formed in the housing and the other end pressed into the inner ring of the bearing through the cover part.

또한, 상기 드럼의 외주면 일측에는 상기 드럼을 회전시키기 위한 구동벨트가 연결되는 벨트 연결부가 형성된 것이 좋다.In addition, the outer peripheral surface of the drum is preferably formed with a belt connection portion is connected to the drive belt for rotating the drum.

이하, 첨부된 도면을 참조하여 본 발명에 의한 진공청소기용 회전 브러시의 바람직한 실시예에 대하여 상세하게 설명한다.Hereinafter, with reference to the accompanying drawings will be described in detail a preferred embodiment of a rotary brush for a vacuum cleaner according to the present invention.

도 4 또는 도 5에 도시된 바와 같이, 본 발명에 의한 진공청소기용 회전 브러시(100)는, 드럼(110)과, 베어링(120) 및 홀더(130)를 포함하여 구성된다.As shown in FIG. 4 or FIG. 5, the rotary brush 100 for a vacuum cleaner according to the present invention includes a drum 110, a bearing 120, and a holder 130.

상기 드럼(110)은 외주면에 솔부재(111)가 나선형으로 구비되며 그 양 단부에는 안착홈(112)이 형성된다. 또한, 드럼(110)의 외주면 일측에는 벨트 연결부(113)가 형성된다. 이 벨트 연결부(113)에 모터에 의해 구동되는 구동벨트(22)가 연결된다.The drum 110 is provided with a brush member 111 on the outer circumferential surface in a helical shape, and seating grooves 112 are formed at both ends thereof. In addition, a belt connecting portion 113 is formed at one side of the outer circumferential surface of the drum 110. The drive belt 22 driven by the motor is connected to the belt connecting portion 113.

상기 베어링(120)은 내륜(121) 및 외륜(122)을 포함하여 구성된다. 베어링(120)의 외륜(122)은 드럼(110)의 안착홈(112)에 압입된다. 이에 따라, 드럼(110)과 외륜(122)은 일체로 내륜(121)을 중심으로 회전된다.The bearing 120 includes an inner ring 121 and an outer ring 122. The outer ring 122 of the bearing 120 is pressed into the mounting groove 112 of the drum 110. Accordingly, the drum 110 and the outer ring 122 are integrally rotated about the inner ring 121.

상기 홀더(130)는 드럼(110) 단부의 외경보다 큰 직경을 갖는 커버부(131)와, 커버부(131) 내측면에 구비된 지지부(132) 및 커버부(131) 외측면에 구비된 고정돌기부(133)를 포함하여 구성된다. 고정돌기부(133)가 하우징(21)에 형성된 수용홈(23)에 삽입되어 고정되고 지지부(132)가 드럼(110)에 설치된 베어링(120)의 내륜(121)에 압입됨으로써, 홀더(130)는 드럼(110)을 하우징(21)에 회전 가능하게 지지하게 된다. 즉, 홀더(130)와 베어링(120) 내륜(121)은 하우징(21)에 고정되고 베어링(120) 외륜(122)과 드럼(110)은 내륜(121)을 중심으로 회전 가능하게 된다. 지지부(132) 및 고정돌기부(133)의 내부에는 금속의 보강부재(134)가 삽입되어 드럼(110)의 회전시 발생되는 하중에 의해 홀더(130)가 변형되는 것을 방지한다.The holder 130 is provided on the cover 131 having a diameter larger than the outer diameter of the end of the drum 110, the support 132 provided on the inner surface of the cover 131 and the outer surface of the cover 131 It is configured to include a fixing protrusion 133. The fixing protrusion 133 is inserted into the receiving groove 23 formed in the housing 21 and fixed, and the support 132 is press-fitted into the inner ring 121 of the bearing 120 installed in the drum 110, thereby holding the holder 130. The drum 110 is rotatably supported by the housing 21. That is, the holder 130 and the inner ring 121 of the bearing 120 are fixed to the housing 21, and the outer ring 122 and the drum 110 of the bearing 120 are rotatable about the inner ring 121. The reinforcing member 134 of metal is inserted into the support part 132 and the fixing protrusion 133 to prevent the holder 130 from being deformed by the load generated when the drum 110 rotates.

상기 구성을 갖는 본 발명에 있어서, 청소 작업시 모터가 구동되면 구동벨트(22;도 1 참조)가 드럼(110)의 벨트 연결부(113)에 마찰 결합되어 회전된다. 이때, 홀더(130)는 하우징(21)에 고정되어 베어링(120) 내륜(121)을 지지하기 때문에, 드럼(110)과 베어링(120) 외륜(122)은 베어링(120) 내륜(121)을 중심으로 일체로 회전하게 된다.In the present invention having the above configuration, when the motor is driven during the cleaning operation, the drive belt 22 (see Fig. 1) is rotated by frictionally coupled to the belt connection portion 113 of the drum 110. At this time, since the holder 130 is fixed to the housing 21 to support the inner ring 121 of the bearing 120, the drum 110 and the outer ring 122 of the bearing 120 may connect the inner ring 121 of the bearing 120. It will rotate integrally to the center.

한편, 홀더(130)의 커버부(131)는 드럼(110)의 단부를 덮기 때문에, 드럼(110)의 회전에 의해 부상되는 오물이 베어링(120)이 설치된 안착홈(112)에 들어가는 것이 방지된다.On the other hand, since the cover part 131 of the holder 130 covers the end of the drum 110, dirt that is floated by the rotation of the drum 110 is prevented from entering the seating groove 112 in which the bearing 120 is installed. do.

도 6 및 도 7은 본 발명의 다른 실시예를 도시한 것이다. 도시된 다른 실시예에서 홀더(140)를 제외한 드럼(110) 및 베어링(120)의 구성은 상기 바람직한 실시예와 동일하다.6 and 7 illustrate another embodiment of the present invention. In another embodiment shown, the configuration of the drum 110 and the bearing 120 except for the holder 140 is the same as that of the preferred embodiment.

도시된 실시예에서, 드럼(110)의 단부에 형성된 안착홈(112)에 베어링(120)이 설치되고, 홀더(140)는 드럼(110)의 단부에 결합된다. 여기에서, 홀더(140)는 삽입공(142)이 형성된 커버부재(141) 및 일단에 돌기부(144)가 구비된 지지축(143)을 포함하여 구성된다. 여기에서, 지지축(143)이 커버부재(141)의 삽입공(142)에 압입되며, 압입된 지지축(143)의 타단은 베어링(120) 내륜(121)에 압입된다. 그리고, 지지축(143) 일단의 돌기부(144)는 하우징(21)에 형성된 수용홈(23)에 삽입되어 고정된다. 따라서, 베어링(120)의 내륜(121) 및 지지축(143)은 하우징(21)에 고정되고 드럼(110)과 베어링(120) 외륜(122)은 내륜(121)을 중심으로 회전 가능하게 된다. 또한, 커버부재(141)는 드럼(110)의 단부를 덮어 이물질이 베어링(120)이 설치된 드럼(110)의 안착홈(112)에 들어가는 것을 방지하게 된다.In the illustrated embodiment, the bearing 120 is installed in the seating groove 112 formed at the end of the drum 110, the holder 140 is coupled to the end of the drum (110). Here, the holder 140 includes a cover member 141 having an insertion hole 142 and a support shaft 143 having a protrusion 144 at one end thereof. Here, the support shaft 143 is pressed into the insertion hole 142 of the cover member 141, the other end of the pressed support shaft 143 is pressed into the inner ring 121 of the bearing 120. The protrusion 144 at one end of the support shaft 143 is inserted into and fixed to the accommodation groove 23 formed in the housing 21. Therefore, the inner ring 121 and the support shaft 143 of the bearing 120 is fixed to the housing 21 and the drum 110 and the outer ring 122 of the bearing 120 are rotatable about the inner ring 121. . In addition, the cover member 141 covers the end of the drum 110 to prevent foreign matter from entering the seating groove 112 of the drum 110 in which the bearing 120 is installed.

이상에서 설명한 바와 같은 본 발명에 의하면, 하우징에 고정되는 홀더가 드럼 단부에 설치된 베어링의 내륜에 결합됨으로써 드럼이 하우징에 회전 가능하도록 지지되기 때문에, 부품의 수를 줄일 수 있고 제조공수 및 제조비용을 줄일 수 있는 효과가 있다.According to the present invention as described above, since the holder fixed to the housing is coupled to the inner ring of the bearing installed at the drum end, the drum is supported to be rotatable in the housing, so that the number of parts can be reduced, and the manufacturing labor and manufacturing cost can be reduced. There is an effect that can be reduced.

또한, 본 발명에 의하면, 구조가 간단하기 때문에 고장의 위험을 줄일 수 있는 효과가 있다.In addition, according to the present invention, since the structure is simple, there is an effect that can reduce the risk of failure.

이상, 본 발명을 본 발명의 원리를 예시하기 위한 바람직한 실시예에 대하여 도시하고 설명하였으나, 본 발명은 그와 같이 도시되고 설명된 그대로의 구성 및 작용으로 한정되는 것이 아니다. 오히려, 첨부된 특허청구범위의 사상 및 범주를 일탈함이 없이 본 발명에 대한 다수의 변경 및 수정이 가능함을 당업자들은 잘 이해할 수 있을 것이다. 따라서, 그러한 모든 적절한 변경 및 수정과 균등물들도 본 발명의 범위에 속하는 것으로 간주되어야 할 것이다.While the invention has been shown and described with respect to preferred embodiments for illustrating the principles of the invention, the invention is not limited to the construction and operation as shown and described. Rather, those skilled in the art will appreciate that many modifications and variations of the present invention are possible without departing from the spirit and scope of the appended claims. Accordingly, all such suitable changes and modifications and equivalents should be considered to be within the scope of the present invention.

Claims (7)

흡입구체의 하우징에 회전 가능하게 설치되는 진공청소기용 회전 브러시에 있어서,In the rotary brush for a vacuum cleaner which is rotatably installed in the housing of the suction port, 외주면에 솔부재가 구비된 드럼;Drum provided with a brush member on the outer peripheral surface; 외륜과 내륜을 구비하며, 상기 드럼의 단부에 형성된 안착홈에 상기 외륜이 압입되는 베어링; 및A bearing having an outer ring and an inner ring, the outer ring being pressed into a seating groove formed at an end of the drum; And 상기 드럼이 상기 하우징에 회전 가능하게 지지되도록 일측이 상기 하우징에 결합되고 타측이 상기 내륜을 지지하는 홀더;를 포함하는 것을 특징으로 하는 진공청소기용 회전 브러시.And a holder having one side coupled to the housing and the other side supporting the inner ring such that the drum is rotatably supported by the housing. 제 1 항에 있어서,The method of claim 1, 상기 홀더는 상기 베어링에 이물질이 들어가지 않도록 상기 드럼의 단부를 덮는 커버부를 갖는 것을 특징으로 하는 진공청소기용 회전 브러시.The holder has a rotary brush for a vacuum cleaner, characterized in that the cover portion covering the end of the drum so that foreign matter does not enter the bearing. 제 1 항에 있어서,The method of claim 1, 상기 홀더의 내측면에는 상기 베어링 내륜에 압입되는 지지부가 구비된 것을 특징으로 하는 진공청소기용 회전 브러시.The inner side of the holder is a rotary brush for a vacuum cleaner, characterized in that the support is pressed into the bearing inner ring. 제 3 항에 있어서,The method of claim 3, wherein 상기 지지부 내부에는 금속 보강부재가 삽입된 것을 특징으로 하는 진공청소기용 회전 브러시.Rotating brush for a vacuum cleaner, characterized in that the metal reinforcement member is inserted into the support. 제 1 항에 있어서,The method of claim 1, 상기 홀더의 외측면에는 상기 하우징에 형성된 수용홈에 삽입되어 고정되는 고정돌기부가 구비된 것을 특징으로 하는 진공청소기용 회전 브러시.Rotating brush for a vacuum cleaner, characterized in that the outer surface of the holder is provided with a fixing projection is inserted into the receiving groove formed in the housing and fixed. 제 1 항에 있어서, 상기 홀더는,The method of claim 1, wherein the holder, 상기 베어링에 이물질이 들어가지 않도록 상기 드럼의 단부를 덮는 커버부재; 및A cover member covering an end portion of the drum to prevent foreign matter from entering the bearing; And 상기 커버부재를 관통하여 일단은 상기 하우징에 형성된 수용홈에 삽입되어 고정되고 타단은 상기 베어링의 내륜에 압입되는 지지축;을 포함하는 것을 특징으로 하는 진공청소기용 회전 브러시.And a support shaft through which the cover member is inserted into and fixed to an accommodation groove formed in the housing, and the other end of the support shaft is press-fitted into the inner ring of the bearing. 제 1 항 내지 제 6 항 중 어느 한 항에 있어서,The method according to any one of claims 1 to 6, 상기 드럼의 외주면 일측에는 상기 드럼을 회전시키기 위한 구동벨트가 연결되는 벨트연결부가 구비된 것을 특징으로 하는 진공청소기용 회전 브러시.One side of the outer circumferential surface of the drum is a rotary brush for a vacuum cleaner, characterized in that provided with a belt connection portion is connected to the drive belt for rotating the drum.
KR10-2002-0054624A 2002-09-10 2002-09-10 Rotary brush for vacuum cleaner KR100466320B1 (en)

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KR10-2002-0054624A KR100466320B1 (en) 2002-09-10 2002-09-10 Rotary brush for vacuum cleaner
US10/294,338 US20040045125A1 (en) 2002-09-10 2002-11-14 Rotary brush for vacuum cleaner
CA002413403A CA2413403A1 (en) 2002-09-10 2002-12-03 Rotary brush for vacuum cleaner
GB0300028A GB2392828B (en) 2002-09-10 2003-01-02 Rotary brush for vacuum cleaner
AU2003200005A AU2003200005A1 (en) 2002-09-10 2003-01-02 Rotary Brush for Vacuum Cleaner

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US20040045125A1 (en) 2004-03-11
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