WO2020213076A1 - 掃除機 - Google Patents

掃除機 Download PDF

Info

Publication number
WO2020213076A1
WO2020213076A1 PCT/JP2019/016389 JP2019016389W WO2020213076A1 WO 2020213076 A1 WO2020213076 A1 WO 2020213076A1 JP 2019016389 W JP2019016389 W JP 2019016389W WO 2020213076 A1 WO2020213076 A1 WO 2020213076A1
Authority
WO
WIPO (PCT)
Prior art keywords
suction head
brush
rotating
rotary
rotating brush
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2019/016389
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
玄 寺尾
佑哉 直原
一真 比嘉
昭仁 池内
保幸 石井
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Balmuda Inc
Original Assignee
Balmuda Inc
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 Balmuda Inc filed Critical Balmuda Inc
Priority to PCT/JP2019/016389 priority Critical patent/WO2020213076A1/ja
Priority to JP2021514704A priority patent/JP7283804B2/ja
Publication of WO2020213076A1 publication Critical patent/WO2020213076A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Images

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
    • A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means

Definitions

  • the present invention relates to a vacuum cleaner, and particularly to the control of a rotating brush mounted on a suction head.
  • Patent Document 1 discloses an electric vacuum cleaner in which traveling wheels are provided on the left and right sides of a suction port body (suction head). These traveling wheels are rotationally driven by a motor capable of forward and reverse rotation, thereby reducing the burden on the person operating the vacuum cleaner.
  • Patent Document 2 discloses an electric vacuum cleaner in which a floor nozzle (suction head) is provided with one rotating brush. The rotation direction of this rotating brush is switched as the floor nozzle moves back and forth, whereby the cleaning work can be performed efficiently and reliably.
  • An object of the present invention is to provide a novel vacuum cleaner that assists a user operation of moving a suction head.
  • the present invention provides a vacuum cleaner having a suction head, a first rotating brush, a second rotating brush, and a control unit.
  • the suction head sucks dust on the cleaning surface.
  • the first rotating brush is attached to the first rotating shaft of the suction head.
  • the second rotating brush is attached to the first rotating shaft of the suction head and is driven independently of the first rotating brush.
  • the control unit individually controls the drive of the first rotary brush and the drive of the second rotary brush according to the user operation direction in which the suction head is moved.
  • the control unit controls the rotation direction of the first rotating brush and the rotation direction of the second rotating brush so as to reduce the load of the user operation for moving the suction head.
  • the control unit may control the first rotating brush and the second rotating brush in the same rotation direction when the suction head moves in the front-rear direction. Further, when the suction head is rotated, the control unit may rotate the first rotating brush in one direction and stop the second rotating brush or rotate the second rotating brush in the opposite direction to the first rotating brush.
  • a third rotating brush and a fourth rotating brush may be provided.
  • the third rotating brush is attached to a second rotating shaft (parallel to the first rotating shaft) of the suction head and is arranged on the same side as the first rotating brush.
  • the fourth rotating brush is attached to the second rotating shaft of the suction head, is arranged on the same side as the second rotating brush, and is driven independently of the third rotating brush.
  • the control unit controls the drive of the third rotary brush in the same manner as the drive of the first rotary brush, and controls the drive of the fourth rotary brush in the same manner as the drive of the second rotary brush.
  • the first and second rotation shafts are arranged in front of and behind the suction head.
  • the load of user operation is reduced by individually controlling the drive of the first rotary brush and the drive of the second rotary brush according to the user operation direction in which the suction head is moved.
  • the assist function can be realized.
  • FIG. 1 is an external perspective view of the stick-type vacuum cleaner according to the present embodiment.
  • the vacuum cleaner 1 is mainly composed of a suction head 2, a main body portion 3, and a handle rod portion 4.
  • the suction head 2 sucks dust on the cleaning surface (ground).
  • the "head” of the suction head 2 is used to mean a place such as the head or the tip portion, and the shape thereof is not particularly limited including the size relationship with the stick body described later. ..
  • the suction head 2 refers to a member or a structure that takes in dust facing the cleaning surface, and it does not matter whether the suction motor (suction source) is mounted on the suction head 2 itself.
  • the main body 3 and the handle rod 4 are integrated, and as a whole, form a stick body extending upward from the suction head 2 in a rod shape.
  • the main body 3 is a tubular member, and a suction motor, a dust storage portion, a rechargeable battery, and the like are housed inside the main body portion 3.
  • the handle rod portion 4 is attached to the upper end of the main body portion 4 and extends upward.
  • a handle portion 5 for the user to hold and operate the vacuum cleaner 1 is attached to the upper end of the handle rod portion 4.
  • the handle portion 5 is slidably attached to the handle rod portion 4 and has a function of returning to the neutral position by an elastic member such as a spring.
  • the user operates the vacuum cleaner 1 by grasping the handle portion 5 with his / her hand.
  • the handle portion 5 rotates with respect to the handle rod portion 4, whereby the suction head 2 is swiveled (spinning, super-credit turning). Be told.
  • operation buttons such as an on / off switch are provided above the handle portion 5 or the handle rod portion 4.
  • the suction head 2 and the main body 3 are connected via the joint 6.
  • a suction port 2a penetrating the upper and lower parts is provided substantially in the center of the suction head 2
  • a joint portion 6 is provided substantially in the center of the upper part of the suction head 2 in positional correspondence with the suction port 2a.
  • the suction port 2a is a flow path for dust sucked by the suction head 2, and also serves as a mounting portion for the joint portion 6.
  • the outer circumference of the joint portion 6 is flexible such as a resin material in order to prevent leakage of the dust flow path from the suction port 2a on the head portion 2 side to the main body portion 3. Covered with sex material.
  • FIG. 2 is a developed perspective view of the joint portion 6.
  • the joint portion 6 has a lower joint member 6a, a tubular member 6b, and an upper joint member 6c, which are integrally flexibly integrated in the front-rear direction via two rotation shafts.
  • the upper part of the lower joint member 6a and the lower part of the tubular member 6b are rotatably connected in the front-rear direction via one of the rotation shafts.
  • the upper part of the tubular member 6b and the lower part of the upper joint member 6c are rotatably connected in the front-rear direction via the other rotation shaft.
  • the lower end of the lower joint member 6a is attached to the suction head 2, and the upper end of the upper joint member 6c is attached to the main body 3.
  • the stick body in which the main body portion 3, the handle rod portion 4 and the handle portion 5 are integrated can be positioned on the axis of the suction port 2a and can be freely tilted back and forth at an arbitrary angle.
  • FIG. 3 is an external perspective view of the suction head 2.
  • the suction head 2 includes two sets of a pair of rotating brushes coaxially attached inside the cover body 7, that is, a total of four rotating brushes 8a to 9b.
  • the cover body 7 is configured by assembling a plurality of cover members.
  • the rotary brushes 8a to 9b have a function of partially grounding and contacting the cleaning surface to scrape out dust that has entered the cleaning surface.
  • the pair of rotating brushes 8a and 8b are arranged in front of the suction head 2 (suction port 2a). These rotating brushes 8a and 8b are arranged side by side and are rotatably attached to the front rotating shaft A1.
  • the rotation shaft A1 extends parallel to the cleaning surface in the width direction of the suction head 2. Further, the pair of rotating brushes 9a and 9b are arranged behind the suction head 2 (suction port 2a). These rotating brushes 9a and 9b are arranged side by side and are rotatably attached to the rear rotating shaft A2 parallel to the front rotating shaft A1. As a result, the left rear rotary brush 9a is located on the same side (left side) as the left front rotary brush 8a, and the right rear rotary brush 9b is on the same side (right side) as the right front rotary brush 8b. ) Will be located.
  • the rotary brushes 8a and 8b attached to the front rotary shaft A1 include a drive mechanism 10 (a drive source such as a motor 10a to 10 described later) built in each of them or housed in a side portion of the cover body 7. ) Drives the rotation independently of each other.
  • the rotary brushes 9a and 9b attached to the rear rotary shaft A2 have a drive mechanism 10 (including a drive source such as a motor) built in or housed in the side portion of the cover body 7. Drives to rotate independently of each other.
  • the rotary drive of the rotary brushes 8a to 9b may be performed by distributing the power generated by a single drive source by a plurality of power transmission mechanisms, or each of the plurality of drive sources is individually divided into the rotary brushes 8a to 9b. May be assigned to.
  • FIG. 4 is a developed perspective view of the suction head 2.
  • the cover body 7 described above is composed of an upper cover 7a and a pair of side covers 7b and 7c.
  • the upper cover 7a has a plate shape extending in the width direction of the suction head 2, and a suction port 2a is provided substantially in the center thereof.
  • Side covers 7b and 7c are attached to both ends (left and right ends) of the upper cover 7a, respectively.
  • the left front rotary brush 8a is rotatably held by the left side cover 7b and the protruding portion 7d'(which is line-symmetric with the illustrated 7d) integrally formed with the upper cover 7a.
  • the right front rotating brush 8b is rotatably held by the right side cover 7c and the protruding portion 7d'.
  • the left rear rotary brush 9a is rotatably held by the left side cover 7b and the protruding portion 7d integrally formed with the upper cover 7a
  • the right rear rotary brush 9b is rotatably held with the right side cover 7c.
  • It is rotatably held by the protrusion 7d.
  • a suction portion 11 for partitioning a space for sucking dust on the cleaning surface is attached to the lower part of the upper cover 7a by the suction force of the suction motor.
  • FIG. 5 is a control block diagram of the vacuum cleaner 1.
  • a straight-ahead detection unit 12 and a swivel detection unit 13 are provided as means for detecting the user operation direction for moving the suction head 2.
  • the straight-ahead detection unit 12 detects the movement (forward, reverse) of the suction head 2 in the front-rear direction.
  • a sensor or a switch that detects the state of the joint portion 6 can be used as the straight-ahead detection unit 12.
  • an angle sensor such as a rotary encoder is attached to any of the two rotating shafts of the joint portion 6.
  • a switch provided on the upper portion of the upper cover 7a or the joint portion 6 detects the contact of the members constituting the joint portion 6. Further, the acceleration of either the handle portion 5 or the handle rod portion 5 may be detected by the acceleration sensor. In this case, the straight-ahead detection unit 12 and the turning detection unit 13 can be shared by one acceleration sensor.
  • FIG. 6 is an explanatory diagram of straight-ahead detection by the straight-ahead detection unit 12.
  • the turning detection unit 13 detects the turning (clockwise rotation, counterclockwise rotation) of the suction head 2.
  • a sensor or a switch provided between the handle portion 5 and the handle rod portion 4 and detecting the rotation of the handle portion 5 can be used.
  • the rotation of the handle portion 5 may be detected by attaching a strain sensor to the handle rod portion 4 and detecting the distortion caused by the rotation of the handle portion 5.
  • the rotation of the handle portion 5 may be detected by attaching a pressure sensor to the handle portion 5 and detecting the pressure distribution accompanying the rotation of the handle portion 5.
  • the above-mentioned sensors are attached to the joint portion (joint portion between members) on the suction head 2 side or any joint portion of the handle rod portion 4, and the twist between the members at the joint portion is regarded as distortion or the like. It is also possible to detect.
  • FIG. 7 is an explanatory diagram of turning detection by the turning detection unit 13.
  • the handle portion 5 rotates, but the suction head 2 does not rotate due to friction with the cleaning surface. Therefore, by detecting this state by the turning detection unit 12, it is possible to identify whether the user's turning operation is clockwise or counterclockwise.
  • the control unit 14 is assigned to the respective rotary brushes 8a to 9b according to the user operation direction detected by the straight-ahead detection unit 12 and the swivel detection unit 13, specifically, the front-back straight-ahead operation and the left-right swivel operation.
  • the drive motors 10a to 10d are individually controlled. Specifically, the rotation directions of the rotary brushes 8a to 9b are controlled so as to reduce the load of the user operation for moving the suction head 2.
  • FIG. 8 is an operation explanatory view of the rotating brushes 8a to 9b during the forward operation.
  • all four rotating brushes 8a to 9b are rotated in one direction (for example, clockwise) at the same rotation speed.
  • all the rotating brushes 8a to 9b uniformly generate a forward assist force, so that the load of the user operation for moving the suction head 2 forward is reduced, and the user smoothly advances the suction head 2. be able to.
  • FIG. 9 is an operation explanatory view of the rotating brushes 8a to 9b during the reverse operation.
  • the reverse operation contrary to the forward operation, all four rotating brushes 8a to 9b are rotated in the other direction (for example, counterclockwise) at the same rotation speed.
  • all the rotating brushes 8a to 9b uniformly generate a rearward assist force, so that the load of the user operation for moving the suction head 2 to the rear is reduced, and the user smoothly moves the suction head 2 backward. be able to.
  • FIG. 10 is an operation explanatory view of the rotating brushes 8a to 9b during the left turning operation.
  • the left rotating brushes 8a and 9a are rotated in one direction at the same rotation speed
  • the right rotating brushes 8b and 9b are rotated in the other direction at the same rotation speed.
  • an assist force for turning the suction head 2 counterclockwise is generated, so that the load of the user operation for turning the suction head 2 counterclockwise is reduced, and the user smoothly turns the suction head 2 counterclockwise. be able to.
  • FIG. 11 is an operation explanatory view of the rotating brushes 8a to 9b during the right turning operation.
  • the left rotating brushes 8a and 9a are rotated in the other direction at the same rotation speed
  • the right rotating brushes 8b and 9b are rotated in one direction at the same rotation speed.
  • an assist force for turning the suction head 2 clockwise is generated, so that the load of the user operation for turning the suction head 2 clockwise is reduced, and the user smoothly turns the suction head 2 clockwise. Can be turned.
  • the super-credit turning and the credit turning may be switched according to the rotation intensity (angular velocity, rotation amount) of the handle portion 5 detected by the turning detection unit 13.
  • the strength of rotation is high, super-credit turning is performed, and when the strength of rotation is weak, the assist force is smaller than that of super-credit turning.
  • the right rotating brushes 8b and 9b are rotated in the other direction at the same rotation speed, and the left rotating brushes 8a and 9a are stopped.
  • the right rotating brushes 8b and 9b are stopped.
  • the assist function for reducing the load of the user operation is realized by individually controlling the drive of the rotating brushes 8a to 9b according to the user operation direction for moving the suction head 2. it can.
  • Vacuum cleaner 2 Suction head 2a Suction port 3 Main body 4 Handle rod 5 Handle 6 Joint 6a Lower joint member 6b Cylindrical member 6c Upper joint member 7 Cover body 7a Upper cover 7b, 7c Side cover 7d, 7d' Protruding parts 8a, 8b, 9a, 9b Rotating brush 10 Drive mechanism 10a to 10d Motor 11 Suction part 12 Straight detection part 13 Swivel detection part 14 Control part

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Electric Vacuum Cleaner (AREA)
  • Nozzles For Electric Vacuum Cleaners (AREA)
PCT/JP2019/016389 2019-04-16 2019-04-16 掃除機 Ceased WO2020213076A1 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
PCT/JP2019/016389 WO2020213076A1 (ja) 2019-04-16 2019-04-16 掃除機
JP2021514704A JP7283804B2 (ja) 2019-04-16 2019-04-16 掃除機

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/016389 WO2020213076A1 (ja) 2019-04-16 2019-04-16 掃除機

Publications (1)

Publication Number Publication Date
WO2020213076A1 true WO2020213076A1 (ja) 2020-10-22

Family

ID=72838166

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2019/016389 Ceased WO2020213076A1 (ja) 2019-04-16 2019-04-16 掃除機

Country Status (2)

Country Link
JP (1) JP7283804B2 (https=)
WO (1) WO2020213076A1 (https=)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114403747A (zh) * 2021-12-08 2022-04-29 云鲸智能科技（东莞）有限公司 滚刷结构和清洁机器人
JP2022099106A (ja) * 2020-12-22 2022-07-04 東芝ライフスタイル株式会社 電気掃除機
GB2620682A (en) * 2022-06-29 2024-01-17 Dyson Technology Ltd Vacuum cleaner
EP4417099A1 (en) 2023-02-15 2024-08-21 BSH Hausgeräte GmbH Handheld vacuum cleaner

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02209117A (ja) * 1989-02-08 1990-08-20 Matsushita Electric Ind Co Ltd 電気掃除機の床ノズル
JPH05122A (ja) * 1991-08-22 1993-01-08 Matsushita Electric Ind Co Ltd 電気掃除機
JPH0576468A (ja) * 1991-09-17 1993-03-30 Mitsubishi Electric Home Appliance Co Ltd 電気掃除機
JPH0584174A (ja) * 1991-09-27 1993-04-06 Mitsubishi Electric Home Appliance Co Ltd 電気掃除機
JPH08289863A (ja) * 1995-04-24 1996-11-05 Tec Corp 電気掃除機の吸込口体
JP2004141610A (ja) * 2002-10-22 2004-05-20 Lg Electronics Inc 清掃機の吸入装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2806269B2 (ja) * 1994-09-06 1998-09-30 三菱化学エムケーブイ株式会社 ハウス洗浄機
JP3785045B2 (ja) * 2000-11-10 2006-06-14 東芝テック株式会社 吸込み口体及び電気掃除機
CN203987873U (zh) * 2014-06-06 2014-12-10 苏州科沃斯商用机器人有限公司 清洁设备

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02209117A (ja) * 1989-02-08 1990-08-20 Matsushita Electric Ind Co Ltd 電気掃除機の床ノズル
JPH05122A (ja) * 1991-08-22 1993-01-08 Matsushita Electric Ind Co Ltd 電気掃除機
JPH0576468A (ja) * 1991-09-17 1993-03-30 Mitsubishi Electric Home Appliance Co Ltd 電気掃除機
JPH0584174A (ja) * 1991-09-27 1993-04-06 Mitsubishi Electric Home Appliance Co Ltd 電気掃除機
JPH08289863A (ja) * 1995-04-24 1996-11-05 Tec Corp 電気掃除機の吸込口体
JP2004141610A (ja) * 2002-10-22 2004-05-20 Lg Electronics Inc 清掃機の吸入装置

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2022099106A (ja) * 2020-12-22 2022-07-04 東芝ライフスタイル株式会社 電気掃除機
JP7562097B2 (ja) 2020-12-22 2024-10-07 東芝ライフスタイル株式会社 電気掃除機
CN114403747A (zh) * 2021-12-08 2022-04-29 云鲸智能科技（东莞）有限公司 滚刷结构和清洁机器人
GB2620682A (en) * 2022-06-29 2024-01-17 Dyson Technology Ltd Vacuum cleaner
GB2620682B (en) * 2022-06-29 2024-12-11 Dyson Technology Ltd Vacuum cleaner
EP4417099A1 (en) 2023-02-15 2024-08-21 BSH Hausgeräte GmbH Handheld vacuum cleaner
US12543907B2 (en) 2023-02-15 2026-02-10 BSH Hausgeräte GmbH Handheld vacuum cleaner and method of operating the vacuum cleaner

Also Published As

Publication number Publication date
JPWO2020213076A1 (https=) 2020-10-22
JP7283804B2 (ja) 2023-05-30

Similar Documents

Publication Publication Date Title
JP7283804B2 (ja) 掃除機
GB2558598B (en) Cleaner head for a vacuum cleaner
EP1055590A2 (en) Surface cleaning machine with multiple control positions
JP6229169B2 (ja) 電気掃除機用吸込具およびこれを備えた電気掃除機
JP2023175046A (ja) 掃除機
JP4779039B2 (ja) 自走式掃除機
WO2011158454A1 (ja) アプライト型床面処理装置
WO2018225173A1 (ja) 電気掃除機
JP4813433B2 (ja) 電気掃除機
US20220409002A1 (en) Floor cleaning machine
JP2014018256A (ja) 電気掃除機の吸込具及び電気掃除機
KR20130050482A (ko) 로봇청소기
JP2857947B2 (ja) 電気掃除機
JP2011115228A (ja) 電気掃除機
JPH0226522A (ja) 自走機構を有する電気掃除機
WO2018158969A1 (ja) 電気掃除機
JPH0584180A (ja) 電気掃除機用床ブラシ
EP4591769A1 (en) Suction nozzle for vacuum cleaner
RU2788973C1 (ru) Уборочная машина с шарнирным устройством
WO2020235032A1 (ja) スティック型の掃除機
WO2025216914A1 (en) Floor treating machine for hand-guided treating of a floor surface
WO2025216913A1 (en) Floor treating machine for hand-guided treating of a floor surface
JP2589225B2 (ja) 電気掃除機
JPH0595862A (ja) 電気掃除機用床ブラシ
JPH06254005A (ja) 電気掃除機

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 19924820

Country of ref document: EP

Kind code of ref document: A1

ENP Entry into the national phase

Ref document number: 2021514704

Country of ref document: JP

Kind code of ref document: A

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 19924820

Country of ref document: EP

Kind code of ref document: A1