KR100492577B1 - Suction head of robot cleaner - Google Patents

Suction head of robot cleaner Download PDF

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Publication number
KR100492577B1
KR100492577B1 KR20020064682A KR20020064682A KR100492577B1 KR 100492577 B1 KR100492577 B1 KR 100492577B1 KR 20020064682 A KR20020064682 A KR 20020064682A KR 20020064682 A KR20020064682 A KR 20020064682A KR 100492577 B1 KR100492577 B1 KR 100492577B1
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South Korea
Prior art keywords
suction
brush
suction head
dirt
robot cleaner
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KR20020064682A
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Korean (ko)
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KR20040035512A (en
Inventor
임형빈
이성빈
박성일
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엘지전자 주식회사
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Priority to KR20020064682A priority Critical patent/KR100492577B1/en
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    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00Details 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
    • A47L9/02Nozzles
    • A47L9/04Nozzles with driven brushes or agitators
    • A47L9/0405Driving means for the brushes or agitators
    • A47L9/0411Driving means for the brushes or agitators driven by electric motor
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L5/00Structural features of suction cleaners
    • A47L5/12Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
    • A47L5/22Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
    • A47L5/28Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle
    • A47L5/30Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle with driven dust-loosening tools, e.g. rotating brushes
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L9/00Details 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
    • A47L9/02Nozzles
    • A47L9/04Nozzles with driven brushes or agitators
    • A47L9/0461Dust-loosening tools, e.g. agitators, brushes
    • A47L9/0488Combinations or arrangements of several tools, e.g. edge cleaning tools
    • EFIXED CONSTRUCTIONS
    • E01CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01HSTREET CLEANING; CLEANING OF PERMANENT WAYS; CLEANING BEACHES; DISPERSING OR PREVENTING FOG IN GENERAL CLEANING STREET OR RAILWAY FURNITURE OR TUNNEL WALLS
    • E01H1/00Removing undesirable matter from roads or like surfaces, with or without moistening of the surface
    • E01H1/08Pneumatically dislodging or taking-up undesirable matter or small objects; Drying by heat only or by streams of gas; Cleaning by projecting abrasive particles
    • E01H1/0827Dislodging by suction; Mechanical dislodging-cleaning apparatus with independent or dependent exhaust, e.g. dislodging-sweeping machines with independent suction nozzles ; Mechanical loosening devices working under vacuum
    • E01H1/0836Apparatus dislodging all of the dirt by suction ; Suction nozzles
    • E01H1/0845Apparatus dislodging all of the dirt by suction ; Suction nozzles with mechanical loosening or feeding instruments for the dirt to be sucked- up, e.g. brushes, scrapers
    • AHUMAN NECESSITIES
    • A47FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47LDOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L2201/00Robotic cleaning machines, i.e. with automatic control of the travelling movement or the cleaning operation

Abstract

본 발명의 로봇 청소기의 흡입헤드는 흡입관(5)의 단부에 형성된 흡입구에 바닥의 오물을 흡입하기 위한 흡입부(101)가 구비되어 있는 로봇 청소기에서, 흡입부(101)의 내측에 2개의 브러쉬(104)를 설치하고, 그 2개의 브러쉬(104)를 회전시킬 수 있도록 각각 브러쉬 회전기구(105)를 구비하여, 브러쉬(104)에 의해 바닥의 오물이 떼어짐과 동시에 수직방향으로 들어올려져서 흡입관(105)의 흡입구에 흡입되어 지므로, 크기가 큰 오물까지도 청소가 되며, 각각의 브러쉬(104)를 개별적으로 정방향 또는 역방향으로 회전시킬 수 있어서 바닥의 조건에 따라 효과적인 청소가 이루어지도록 적절하게 대응할 수 있다. On the inside of the suction head is in a robot cleaner, which is provided with a suction part 101 for sucking the dirt from the floor to the suction port formed at an end of the suction pipe (5), the suction unit 101 of the robot cleaner of the present invention the two brushes installing (104), and that two to each comprising a brush rotating mechanism 105 so that the brush 104 can be rotated, lifted in the vertical direction at the same time the burden off the dirt from the floor by the brush 104 since the suction in the suction port of the suction pipe 105, the size is greater dirt and cleaning even, each brush 104 individually can rotate forward or in reverse according to respond as appropriate so that the effective cleaning made in accordance with the condition of the floor can.

Description

로봇 청소기의 흡입헤드{SUCTION HEAD OF ROBOT CLEANER} The suction head of the robot cleaner {SUCTION HEAD OF ROBOT CLEANER}

본 발명은 로봇 청소기의 흡입헤드에 관한 것으로, 보다 상세하게는 바닥에 부착된 오물들이 2개의 브러쉬에 의해 떼어짐과 아울러 그 떼어진 오물이 흡입관의 흡입구 직하부로 끌어 올려져서 흡입되어지도록 함으로써 효율적인 청소가 이루어질 수 있도록 한 로봇 청소기의 흡입헤드에 관한 것이다. The present invention, more particularly by so that is so up the dirt to a second dust binary off load and well that removed by the single brush drag portion inlet directly under the suction pipe attached to the bottom suction effective cleaning of the suction head of the robot cleaner It will have on the suction head of the robot cleaner to be made.

로봇 청소기는 스스로 이동하며 청소를 하고, 충전기의 전원이 소진되면 스스로 충전대로 이동하여 충전을 하며, 충전을 마친 다음에는 다시 청소를 하던 본래의 위치로 되돌아가서 계속 청소를 하는 기기이다. Robot vacuum cleaner itself is moving and when the equipment for cleaning and exhausting the power of the mobile charger itself as charged and that the charge goes back to then clean again, finishing the charge to the original position was to continue cleaning.

도 1은 종래의 로봇 청소기를 보인 종단면도이다. Figure 1 is a longitudinal sectional view showing a conventional robot cleaner.

이에 도시된 바와 같이, 종래의 로봇 청소기는 청소기 본체(1)의 내측에 흡입력을 발생시키기 위한 팬 모터(2)가 장착되어 있고, 그 팬 모터(2)의 전방에는 팬 모터(2)에 의해 흡입되는 먼지나 오물을 집진하는 필터(3)가 내장된 필터 컨테이너(4)가 착,탈가능하게 설치되어 있다. Thus As shown, the conventional robot cleaner by the vacuum cleaner main body (1) and a fan motor 2 for generating a suction force to the inside is mounted, the front of the fan motor 2, the fan motor (2) the filter (3) for sucking dust collecting the dust or dirt embedded filter container (4) is provided to complex, can ride.

그리고, 상기 필터 컨테이너(4)의 전면에는 흡입되는 먼지나 오물이 흡입되는 흡입관(5)이 연통되도록 설치되어 있고, 그 흡입관(5)의 하단부에는 바닥(6)의 먼지나 오물을 쓸어 올리기 위한 브러쉬(7)가 회전가능하게 설치된 흡입헤드(8)가 구비되어 있다. Then, the front surface of the filter container 4 has a which the dust or dirt drawn in the suction intake pipe (5) is provided to communicate, in the lower end of the suction pipe (5) for raising sweep the dust and dirt from the floor 6 the suction brush head 8 (7) is rotatably installed is provided.

또한, 상기 팬 모터(2)의 하측에는 정,역회전이 가능한 한쌍의 구동바퀴(9)가 일정간격으로 두고 설치되어 있고, 상기 흡입헤드(8)의 후위에는 청소기 본체(1)의 후위를 지지하도록 보조바퀴(10)가 설치되어 있다. In addition, the back-end of the vacuum cleaner main body (1) on top and then of the fan motor 2, the lower side is positive, and a pair drive wheels 9 of the possible reverse rotation is provided at a predetermined interval, the suction head (8) of there are wheels 10 is provided so as to support.

그리고, 상기 청소기 본체(1)의 후면에는 충전단자(11)를 구비한 충전단자부(12)가 설치되어 있고, 실내의 벽면(13)에 설치된 전원단자부(14)에는 충전단자부(12)에 접속될 수 있도록 접속단자(15)가 구비되어 있어서, 충전단자(11)가 접속단자(15)에 접속된 상태에서 본체(1) 내측의 충전 밧데리(16)에 충전을 할 수 있도록 되어 있다. And, connected to the cleaner body (1) rear side charging terminal 11, a charging terminal (12) are present and installed, charging terminal 12 is provided with the power terminal 14 provided on the interior wall surface 13 having a it is possible that the connection terminals 15 are provided to be, and is to be charged to the charging terminal 11 is connected to terminal 15 of the main body (1) charging the battery 16 of the inner side in the state connected to.

또한, 상기 청소기 본체(1)의 전면 중앙부에는 초음파를 송신하는 초음파송신부(17)가 설치되어 있고, 그 초음파송신부(17)의 상,하측에는 초음파송신부(17)에서 송신된후 반사되는 초음파를 수신하여 장애물을 감지하기 위한 다수개의 초음파수신부(18)가 일정간격으로 두고 설치되어 있다. In addition, the upper and lower side and then transmitted from the ultrasonic transmitter 17 is reflected ultrasound is of the cleaner body (1) are provided an ultrasonic transmission unit 17 for transmitting ultrasonic waves, the front center portion of the ultrasonic transmitter (17) a number received by ultrasonic receiver 18 for detecting an obstacle is provided at a predetermined interval.

그리고, 상기 전원단자부(14)의 하측에는 충전단자부(12)를 전원단자부(14)쪽으로 유도하기 위한 광신호를 발광하는 발광부(19)가 설치되어 있고, 상기 충전단자부(12)의 하측에는 상기 발광부(19)에서 발광되는 광신호를 수광할 수 있도록 수광부(20)가 설치되어 있다. In addition, the lower side of the power terminal 14, and a light emission unit 19 for emitting an optical signal for inducing the charge terminal 12 into the power terminal 14 is installed, the lower side of the charging terminal 12 is provided with a light receiving portion 20 is provided to the light-receiving optical signals emitted from the light emitting unit 19.

도면중 미설명 부호 21은 제어수단이고, 22는 배기구이다. Reference numeral 21 is a diagram of the control means, 22 is an exhaust port.

상기와 같은 구성되어 있는 종래의 로봇 청소기를 이용하여 청소를 할때는, 사용자가 동작버튼을 누르면 충전 밧데리(16)의 전원이 팬 모터(2)에 인가되어 팬 모터(2)가 구동이 되어 지는데, 그와 같이 구동되어지는 팬 모터(2)에 의해 필터 컨테이너(4)에 흡입력이 발생되고, 그 흡입력에 의해 바닥(6)의 먼지나 오물이 흡입헤드(8)로 흡입된 후, 흡입관(5)을 통하여 필터(3)에서 포집되어 진다. Halttaeneun cleaned using a conventional robot cleaner, which is configured as described above, makin the user presses the operation button, the driving power is applied to the fan motor 2, the fan motor (2) for charging the battery (16), after the suction force is generated at the filter container 4 by the fan motor (2) being driven as such, the dust and dirt from the floor 6 by the suction force of the suction by the suction head (8), the suction pipe (5 ) it is trapped on the filter 3 through the.

또한, 제어수단(21)의 제어신호에 의해 구동바퀴(9)를 구동시켜서 청소기 본체(1)를 이동시킴에 따라 일정영역의 청소가 자동으로 이루어지게 된다. In addition, the cleaning of the predetermined area in accordance with the moving the cleaner body (1) by driving a driving wheel (9) by a control signal of the control means 21 becomes automatic.

한편, 자동청소를 수행하는 동안 충전 밧데리(16)의 전압레벨이 도시생략된 전압감지부를 통해 감지되고, 제어수단에서 전압감지부를 통해 감지된 충전 밧데리(16)의 전압레벨이 설정된 소정레벨 이하로 되면 제어수단에 의해 자동청소기의 청소가 정지되는 한편, 제어수단은 현재위치를 내부 메모리에 기억시킨 다음, 메모리에 저장되어 있는 복귀조정에 의해 청소기를 복귀시키기 위한 제어신호를 발생한다. On the other hand, to a predetermined level below the voltage level of the charge battery 16 it is set to the voltage level of the charge battery 16 is detected through the detection through the detecting omitted voltage shown and the voltage detected by the control means during the automatic cleaning If it is the automatic cleaning of the cleaner is stopped by the control means while the control means generates a control signal for returning the cleaner by which stores the current location in the internal memory, and then, return adjustment, stored in a memory.

따라서, 제어수단의 제어신호에 의해 청소기 본체(1)가 전원단자부(14)측으로 이동되고, 청소기 본체(1)가 전원단자부(14)의 근처에 이르면, 전원단자부(14)의 하측에 설치된 발광부(19)에서 발광되는 광신호가 충전단자부(12)의 하측에 설치된 수광부(20)에서 수광되고, 그 수광부(20)에서 수광되는 광신호에 의해 제어수단이 구동바퀴(9)를 구동제어함으로써, 충전단자부(12)가 전원단자부(14)측으로 접근된다. Therefore, the vacuum cleaner main body (1) by the control signal of the control means is moved to the power terminal 14, the main body light emission (1) is installed on the lower side of the reaches close to the power terminal 14, a power terminal (14) and an optical signal emitted from the portion 19 received by the light receiving portion 20 provided on the lower side of the charging terminal 12, by controlling the control means drives the driving wheel 9 by the light signal received by the light receiving portion 20 , the charging terminal 12 is approaching the side of the power terminal (14).

그 다음, 충전단자부(12)의 충전단자(11)가 전원단자부(14)의 접속단자(15)에 접촉이 되고, 전원단자부(14)에 의해 공급되어지는 전원에 의해 청소기 본체(1) 내의 충전 밧데리(16)의 충전이 이루어진다. In the following, the charging terminal 11 is in contact with the connection terminal 15 of the power terminal 14, a cleaner main body (1) by the power being supplied by the power terminal 14 of the charging terminal (12) It is made of the charge charged battery (16).

한편, 청소기 본체(1) 내의 충전 밧데리(16)가 충전되는 동안, 전압감지부를 통해 충전 밧데리(16)에 충전되는 전압레벨이 감지되어 제어수단으로 제공되고, 제어수단은 전압감지부를 통해 감지되는 충전 밧데리(16)의 전압레벨이 설정된 소정레벨 이상이 되면 구동바퀴(9)를 구동제어함으로써, 청소기 본체(1)가 전원단자부(14)로부터 분리된 다음, 청소기 본체(1)의 내부 메모리에 저장된 위치로 이동되어 청소작업을 계속 수행하게 된다. On the other hand, the vacuum cleaner main body (1), the voltage level charged in the charging battery charging battery 16 through during a voltage detection portion that 16 is charged is detected in being provided to the control means, the control means is sensed through the voltage sensing the internal memory is above the predetermined voltage level of the charge battery 16 is set to the level of by drive control of the drive wheel (9), the main body (1) is separated from the power terminal 14, and then, the vacuum cleaner main body (1) is moved to the stored position will continue to do the cleaning work.

그러나, 상기와 같은 종래의 로봇 청소기는 흡입헤드(8)에서 1개의 브러쉬(7)에 의해 바닥(6)에 붙어있는 오물들을 떼어내고, 그와 같이 바닥(6)에서 떼어진 오물들이 먼지와 함께 흡입관(5)의 흡입구를 통하여 흡입되는 형태로서, 먼지는 흡입에 문제가 없으나 바닥(6)에 있는 큰 오물들은 전량 흡입이 되지 못하는 경우가 발생되고, 그와 같은 문제점을 해결키 위해서는 흡입력을 증대시키기 위하여 팬 모터(2)의 용량을 증대시켜야 하므로 그에 따른 제조원가상승 및 소음증가 등의 추가적인 단점들이 발생되는 문제점이 있었다. However, the conventional robot cleaner as described above detach the dirt attached to the floor 6 by the one brush (7) from the suction head (8), and dirt are dust binary away from the bottom (6), such as those as with the form to be sucked through the suction port of the suction pipe (5), dust is but a problem with the inhalation large dirt in the bottom (6) are then occurs, if not is not the total amount of suction, the suction force to the key solve the problems such as the need to increase the capacity of the fan motor 2 in order to increase because there is a problem in that they generate additional disadvantages such as a manufacturing cost increases and noise increases accordingly.

상기와 같은 문제점을 감안하여 안출한 본 발명의 목적은 바닥에 붙어있는 오물을 떼어냄과 아울러 바닥에서 수직방향의 흡입구 하측으로 이동하여 흡입되어지도록 함으로써 청소효율을 향상시키도록 하는데 적합한 로봇 청소기의 흡입헤드를 제공함에 있다. Suction of a suitable robot cleaner in to the purpose of the present invention devised to solve the above problems are removed clearance as well as improve the cleaning efficiency so that is moved in the inlet lower side in the vertical direction by the suction from the bottom of the dirt attached to the floor, is the head to provide.

상기와 같은 본 발명의 목적을 달성하기 위하여 According to an aspect of the present invention as described above

흡입관의 단부에 형성된 흡입구에 바닥의 오물을 흡입하기 위한 흡입부가 구비되어 있는 로봇 청소기의 흡입헤드에 있어서, In the suction head of the suction portion it is provided in the robot cleaner for drawing the dirt from the floor to the suction port formed at an end of the tube,

상기 흡입부의 내측에 바닥의 오물을 떼어냄과 동시에 수직방향으로 들어 올리기 위한 2개의 브러쉬를 설치하고, Installing the two brushes for lifting in the vertical direction on an inside of the suction portion at the same time as clearance remove the dirt from the floor, and

그 각각의 브러쉬를 개별적으로 각각 회전시키기 위한 브러쉬 회전수단을 설치하여 구성되는 것을 특징으로 하는 로봇 청소기의 흡입헤드가 제공된다. The suction head of the robot cleaner being configured by installing a brush rotating means is provided for each rotation of each of the brushes individually.

이하, 상기와 같이 구성되는 본 발명 로봇 청소기의 흡입헤드를 첨부된 도면의 실시예를 참고하여 보다 상세히 설명하면 다음과 같다. Note In the following, embodiments of the accompanying drawings, the suction head of the robot cleaner of the present invention constituted as described above, for example, to be more specific as follows.

도 2는 본 발명의 흡입헤드가 설치된 로봇 청소기의 종단면도이고, 도 3은 본 발명의 흡입헤드가 설치된 내측을 보인 평면도로서, 도시된 바와 같이 로봇 청소기를 이루는 기본적인 구조는 도 1의 종래 구조와 동일하므로 동일부호를 부여하고 자세한 설명은 생략한다. 2 is a plan view showing the inside a longitudinal sectional view, and Figure 3 is the suction head of the present invention, the robot cleaner has a suction head of the present invention is installed is installed, as shown in the basic structure that the robot cleaner has the conventional structure of Figure 1 and the same, and have the same reference marks to omit the detailed description.

여기서, 본 발명의 흡입헤드(100)는 흡입관(5)의 단부에 연결된 흡입부(101)의 내측에 바닥(102)에 부착되어 있는 오물(103)를 떼어내어 수직방향으로 들어 올리기 위한 2개의 브러쉬(104)를 수평방향으로 나란하게 설치하고, 그 브러쉬(104)들의 단부에는 브러쉬(104)들을 각각 개별적으로 회전시키기 위한 브러쉬 회전수단(105)이 각각 구비되어 있다.상기 브러쉬(104)의 양단에는 브러쉬(104)를 회전 가능하게 지지하기 위한 브러쉬축(104a)이 돌출 설치되어 있다. Here, two for the suction head 100 of the present invention were removed to inside the dirt 103 adhered to the bottom 102 of the suction part 101 connected to an end of the suction pipe (5) to lift the vertical direction ends of the brushes 104 to the side-by-side installation in a horizontal direction, the brush 104 is provided with a brush rotating means (105) for separately and independently rotating with the brush 104, respectively. of the brush (104) Both ends has a brush shaft (104a) is provided a protrusion for rotatably supporting the brush (104).

상기 브러쉬 회전수단(105)은 도 3 및 도 4에 도시한 바와 같이, 상기 각 브러쉬(104)의 일측에서 상기 청소기 본체(1)에 고정설치되는 정,역회전이 가능한 구동 모터(111)와, 그 구동 모터(111)의 동력을 전달하기 위한 동력전달기구로 구성되며, 그 동력전달기구는, 상기 구동 모터(111)의 모터축 단부에 설치된 구동풀리(112)와, 상기 브러쉬(104)의 브러쉬축(104a) 단부에 설치되는 종동풀리(113) 및 상기 구동풀리(112)와 종동풀리(113)를 연결하는 타이밍 벨트(114)로 구성되어 있다.상기 각 브러쉬(104)에 대한 구동 모터(111)는 청소기 본체(1)의 공간을 고려하여 서로 반대측에 설치하는 것이 바람직하다. The brush rotation means 105 Figures 3 and 4 above, wherein at one side of each brush 104 is defined to be fixed to the main body (1), the reverse rotation is capable of driving the motor 111, as shown in the , it consists of a power transmission mechanism for transmitting the power of the driving motor 111, the power transmission mechanism, and the driving pulley 112 is installed on the motor shaft ends of the driving motor 111, the brush 104 is a composed of the brush shaft (104a), the driven pulley 113 and the timing belt 114 for connecting the drive pulley 112 and driven pulley 113 which is installed in the end the driving of the respective brushes 104 motor 111 is preferably in consideration of the space of the vacuum cleaner main body (1) provided on the opposite side to each other.

상기와 같이 구성되어 있는 본 발명에 따른 흡입헤드(100)가 장착된 로봇 청소기에서 자동으로 청소가 이루어지는 동작을 설명하면 다음과 같다. When explaining the operation automatic cleaning consisting of the suction head (100) is mounted a robot cleaner according to the present invention is configured as described above as follows.

먼저, 사용자가 동작버튼을 누르면 충전 밧데리(16)의 전원이 팬 모터(2)에 인가되어 팬 모터(2)가 구동이 되고, 그와 같이 구동되어지는 팬 모터(2)에 의해 필터 컨테이너(4)에 흡입력이 발생되며, 그 흡입력에 의해 바닥(102)의 먼지나 오물이 흡입헤드(100)로 흡입되어 진다. First, the user presses the operation button and the driving power is applied to the fan motor 2, the fan motor (2) for charging the battery 16, filter container by a fan motor 2 which is driven as in the ( 4) the suction force is generated in, and is sucked into the dust or dirt a suction head 100 of the floor 102 by the suction force.

그리고, 상기와 같이 흡입헤드(100)에 흡입력이 발생될 때 구동 모터(111)를 가동시키면, 구동 모터(111)의 회전력이 구동풀리(112)와 종동풀리(113) 및 타이밍벨트(114)로 구성되는 동력전달기구에 통해 각 브러쉬(104)에 전달되어 브러쉬(104)를 회전시킬 수 있다.이때, 2개의 브러쉬(104)를 도 4에서 화살표로 표시한 바와 같이 서로 역방향(좌측 브러쉬는 반시계방향, 우측 브러쉬는 시계방향)으로 회전시키면, 바닥(102)에 부착되어 있는 오물들을 떼어냄과 동시에 흡입관(5)의 흡입구 하측으로 끌어 올려서 흡입관(5)을 통하여 흡입되며, 그와 같이 흡입된 오물들은 필터(3)에서 포집되어 진다. Then, the suction head when operating the drive motor (111) when the generated suction power (100), the driving motor 111 rotating force the drive pulley 112 and the driven pulley 113 and the timing belt 114 as described above through the power transmission mechanism consisting of the transmission of each brush 104 may rotate the brush 104. at this time, the reverse direction (left brushes each other as shown by arrows in Fig. 2 the two brushes (104) 4 by rotating in a counterclockwise direction, the clockwise direction), the right side brush, pull up at the same time as a clearance removing the dirt attached to the floor 102 in the inlet lower side of the suction pipe (5) is sucked through the suction pipe (5), such as those inhaled dust can be trapped in the filter 3.

또한, 2개의 브러쉬(104)가 각각의 브러쉬 회전수단(105)에 의해 개별적으로 회전되어 지며, 가령 카펫을 청소할 때는 도 5에서와 같이 브러쉬(104)가 동일방향으로 회전되도록 하여 카펫의 엉킴을 방지할 수 있다. In addition, the entanglement of the carpet by the brush 104 to rotate in the same direction as in becomes two brushes 104 are independently rotated by the respective brush rotating means 105, for example, when cleaning the carpet 5 It can be prevented.

또한, 2개의 브러쉬(104) 사이에 크기가 큰 오물이 끼는 경우가 발생될 수 있는데, 이와 같은 경우에는 2개의 브러쉬(104)를 도 6의 화살표 표시와 같이 역방향(좌측 브러쉬는 시계방향, 우측 브러쉬는 반시계방향)으로 회전시키면, 2개의 브러쉬(104)사이에 끼인 오물이 빠져나올 수 있게 된다. In addition, the two brushes (104) there in the size can be generated when fitting the large dirt between, In this case, the reverse direction (the left side brush as shown by the arrow shown in Figure 6 the two brushes 104 clockwise, and the right brush is rotated in the counterclockwise direction), the region inserted between the soil between the two brushes 104, it is possible to get out.

즉, 본 발명은 브러쉬(104)들을 개별적으로 정,역회전시킬 수 있어서, 청소하고자 하는 대상이나 조건에 따라 브러쉬(104)의 회전방향을 콘트롤할 수 있다. That is, the present invention is to be able to individually rotate in the forward and reverse the brush 104, it is possible, depending on what conditions to be cleaned or to control the direction of rotation of the brush (104).

상기의 실시예에서는 동력전달기구로 구동풀리(112), 종동풀리(113), 타이밍 벨트(114)로 구성되는 것을 예로들어 설명하였으나, 꼭 그에 한정하는 것은 아니고, 구동기어와 종동기어를 이용한 동력전달기구도 가능하고, 그밖에 본 발명의 사상과 범주를 벗어나지 않는 범위내에서 얼마든지 응용이 가능할 것이다. In the above embodiments have been described example that consists of a drive pulley 112, a driven pulley 113, a timing belt 114 to the drive transmission mechanism is an example, not necessarily to all it means limited to, power using the drive gear and the driven gear transmitting mechanism is also possible, else any number within the range not departing from the spirit and scope of the invention will be the application.

이상에서 상세히 설명한 바와 같이, 본 발명의 로봇 청소기의 흡입헤드는 흡입부의 내측에 2개의 브러쉬를 설치하고, 그 2개의 브러쉬를 회전시킬 수 있도록 각각 브러쉬 회전기구를 구비하여, 브러쉬에 의해 바닥의 오물이 떼어짐과 동시에 수직방향으로 들어올려져서 흡입관의 흡입구에 흡입되어 지므로, 먼지는 물론 크기가 큰 오물까지도 완벽하게 청소가 되어 청소효율이 현격히 향상되어지는 효과가 있다. As described above, the suction head of the robot cleaner of the present invention, the inner suction portion, and installing the two brushes, and each comprising a brush rotating mechanism to rotate the two brushes, dust from the floor by the brushes because the burden is lifted in a vertical direction and at the same time, so the suction inlet of the suction tube removed, as well as the dust that is perfectly clean, even large size dirt has the effect that the cleaning efficiency is significantly improved.

또한, 각각의 브러쉬가 브러쉬 회전기구에 의해 각각 개별적으로 회전되어지므로 바닥의 조건이나 오물이 끼이는 여러 상황에 따라 적절하게 대응할 수 있는 효과가 있다. In addition, each of the brush is so individually rotated by a brush rotating mechanism pinch the condition or dirt from the floor, which has the effect that can properly respond in accordance with the various situations.

도 1은 종래 로봇 청소기의 구조를 보인 종단면도. Figure 1 is a longitudinal sectional view showing a structure of a conventional robot cleaner.

도 2는 본 발명의 흡입헤드가 설치된 로봇 청소기의 종단면도. Figure 2 is a longitudinal sectional view of the robot cleaner, the suction head of the present invention is installed.

도 3은 본 발명의 흡입헤드가 설치된 내측을 보인 평면도. Figure 3 is a plan view showing the inside a suction head of the present invention is installed.

도 4는 본 발명에 따른 흡입헤드의 일반청소시 동작을 보인 단면도. 4 is a sectional view showing the operation in normal cleaning of the suction head according to the present invention.

도 5는 본 발명에 따른 흡입헤드의 카펫청소시 동작을 보인 단면도. 5 is a cross-sectional view showing a carpet cleaning operation of the suction head according to the present invention.

도 6은 본 발명에 따른 흡입헤드에 큰 이물이 끼었을 때의 동작을 보인 단면도. Figure 6 is a sectional view showing the operation when a large foreign bodies stuck in the suction head according to the present invention.

* 도면의 주요 부분에 대한 부호의 설명 * * Description of the Related Art *

5 : 흡입관 101 : 흡입부 5: intake pipe 101: intake part

102 : 바닥 103 : 오물 102: bottom 103: filth

104 : 브러쉬 105 : 브러쉬 회전기구 104: Brush 105: brush rotating mechanism

111 : 구동 모터 112 : 구동풀리 111: drive motor 112: drive pulley

113 : 종동풀리 114 : 타이밍 벨트 113: driving pulley 114, timing belt

Claims (4)

  1. 흡입관의 단부에 형성된 흡입구에 바닥의 오물을 흡입하기 위한 흡입부가 구비되어 있는 로봇 청소기의 흡입헤드에 있어서, In the suction head of the suction portion it is provided in the robot cleaner for drawing the dirt from the floor to the suction port formed at an end of the tube,
    상기 흡입부의 내측에 바닥의 오물을 떼어냄과 동시에 수직방향으로 들어 올리기 위한 2개의 브러쉬를 설치하고, Installing the two brushes for lifting in the vertical direction on an inside of the suction portion at the same time as clearance remove the dirt from the floor, and
    그 각각의 브러쉬를 개별적으로 각각 회전시키기 위한 브러쉬 회전수단을 설치하여 구성되는 것을 특징으로 하는 로봇 청소기의 흡입헤드. The suction head of each of the brushes individually, characterized in that the robot is configured by installing a brush rotating means for rotating each cleaner.
  2. 제 1항에 있어서, 상기 브러쉬 회전수단은 정,역회전이 가능한 구동 모터와, 그 구동 모터의 동력을 브러쉬에 전달하기 위한 동력전달기구로 구성되는 것을 특징으로 하는 로봇 청소기의 흡입헤드. The method of claim 1, wherein the suction head of the brush rotating means is constant, the available drive motor rotating and driving the robot cleaner, characterized in that consisting of a power transmission mechanism for transmitting the power of the motor to the brush.
  3. 제 2항에 있어서, 상기 동력전달기구는 상기 구동 모터의 모터축 단부에 설치된 구동풀리와, 상기 브러쉬의 일측 단부에 설치되는 종동풀리 및 상기 구동풀리와 종동풀리를 연결하는 타이밍 벨트로 구성된 것을 특징으로 하는 로봇 청소기의 흡입헤드. The method of claim 2, wherein the power transmission mechanism is characterized by consisting of a timing belt connecting the drive pulley provided on the motor shaft ends of the driving motor, the driven pulley and the drive pulley and the driven pulley, which is installed at one end of the brush the suction head of the robot cleaner of.
  4. 제 2항에 있어서, 상기 동력전달기구는 상기 구동 모터의 모터축 단부에 설치된 구동기어와, 상기 브러쉬의 일측 단부에 설치됨과 아울러 상기 구동기어에 기어결합되는 종동기어로 구성되는 것을 특징으로 하는 로봇 청소기의 흡입헤드. The method of claim 2, wherein the power transmission mechanism and the driving gear provided on the motor shaft end of the drive motor and installed at one end of the brush as well as the robot being configured fishing species synchronization is gear coupled to the drive gear the suction head of the vacuum cleaner.
KR20020064682A 2002-10-22 2002-10-22 Suction head of robot cleaner KR100492577B1 (en)

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KR20020064682A KR100492577B1 (en) 2002-10-22 2002-10-22 Suction head of robot cleaner
US10/331,876 US20040074038A1 (en) 2002-10-22 2002-12-31 Suction system of cleaner
GB0300572A GB2394407B (en) 2002-10-22 2003-01-10 Suction system of cleaner
JP2003009716A JP2004141610A (en) 2002-10-22 2003-01-17 Suction device of vacuum cleaner
DE2003102525 DE10302525B4 (en) 2002-10-22 2003-01-23 Suction of a cleaner
RU2003102496/12A RU2003102496A (en) 2002-10-22 2003-01-29 The suction system of the vacuum cleaner

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