EP3187084A1 - Ground brush for vacuum cleaner and vacuum cleaner with the same - Google Patents

Ground brush for vacuum cleaner and vacuum cleaner with the same Download PDF

Info

Publication number
EP3187084A1
EP3187084A1 EP16184316.4A EP16184316A EP3187084A1 EP 3187084 A1 EP3187084 A1 EP 3187084A1 EP 16184316 A EP16184316 A EP 16184316A EP 3187084 A1 EP3187084 A1 EP 3187084A1
Authority
EP
European Patent Office
Prior art keywords
ground brush
brushroll
cover
microswitch
brush body
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.)
Withdrawn
Application number
EP16184316.4A
Other languages
German (de)
English (en)
French (fr)
Inventor
Bingxian Song
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.)
Jiangsu Midea Cleaning Appliances Co Ltd
Original Assignee
Jiangsu Midea Cleaning Appliances Co Ltd
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 Jiangsu Midea Cleaning Appliances Co Ltd filed Critical Jiangsu Midea Cleaning Appliances Co Ltd
Publication of EP3187084A1 publication Critical patent/EP3187084A1/en
Withdrawn legal-status Critical Current

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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
    • A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
    • A47L9/2836—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means characterised by the parts which are controlled
    • A47L9/2847—Surface treating elements
    • 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
    • A47L9/28—Installation of the electric equipment, e.g. adaptation or attachment to the suction cleaner; Controlling suction cleaners by electric means
    • A47L9/2857—User input or output elements for control, e.g. buttons, switches or displays

Definitions

  • the present disclosure relates to a technical field of a vacuum cleaner, and more particularly to a ground brush for a vacuum cleaner and a vacuum cleaner with the same.
  • An objective of the present disclosure is to provide a ground brush for a vacuum cleaner, in which the brushroll stops working when a user opens a brushroll cover, thus avoiding accidental injury to the user.
  • Another objective of the present disclosure is to provide a vacuum cleaner with the above ground brush.
  • the ground brush according to the first aspect of the present disclosure includes: a ground brush body; a brushroll cover disposed on the ground brush body in such a manner that the brushroll cover can be opened and closed, in which the brushroll cover and the ground brush body define a mounting space therebetween, and the brushroll cover is provided with a triggering part; a brushroll assembly disposed in the mounting space and provided with a control circuit; and a microswitch disposed on the ground brush body, in which the triggering part triggers the microswitch to turn on the control circuit when the brushroll cover is closed on the ground brush body, and the triggering part releases a trigger action on the microswitch to turn off the control circuit when the brushroll cover is opened.
  • the brushroll cover is provided with the triggering part, and the triggering part is configured to cooperate with the microswitch.
  • the triggering part can trigger the microswitch to make the brushroll work normally, and when the brushroll cover is opened, the triggering part can release the trigger action on the microswitch to make the brushroll stop working, thus avoiding accidental injury to the user if the user opens the brushroll cover by mistake, and improving safety of the brushroll.
  • the brushroll cover includes: a cover body cooperating with the ground brush body to form the mounting space; and a connecting part connected between the cover body and the ground brush body to make the cover body connected to the ground brush body, in which the triggering part is disposed on any one of the cover body and the connecting part.
  • the connecting part includes a rotating shaft
  • the cover body is rotatingly closed on the ground brush body through the rotating shaft
  • the triggering part is disposed on the rotating shaft
  • the rotating shaft rotates to make the triggering part trigger the microswitch when the cover body 201 is closed.
  • the connecting part includes a rotating shaft, the cover body is rotatingly closed on the ground brush body through the rotating shaft, the triggering part is disposed on the brushroll cover, and the triggering part triggers the microswitch when the brushroll cover is closed.
  • the connecting part includes at least one of a snapping member and an inserting member, through which the brushroll cover is connected to the ground brush body, and the triggering part is disposed on the cover body.
  • the triggering part when the brushroll cover is closed on the ground brush body, directly contacts and triggers the microswitch.
  • the microswitch includes: a fixing member fixed to the ground brush body and coupled with the control circuit; a resilient member disposed on the fixing member; and a button disposed on the fixing member and located between the resilient member and the fixing member, in which the triggering part can turn on the control circuit if the resilient member presses the button, and when the triggering part is separated from the resilient member, the button returns to turn off the control circuit.
  • the resilient member is configured as an L-shaped resilient sheet.
  • the ground brush for the vacuum cleaner further includes: a driving member disposed on the ground brush body and cooperating with the microswitch, in which when the brushroll cover is closed on the ground brush body, the triggering part triggers the driving member and then triggers the microswitch indirectly through the driving member.
  • the vacuum cleaner according to the second aspect of the present disclosure includes the ground brush of the first aspect of the present disclosure.
  • first and second are used herein for purposes of description and are not intended to indicate or imply relative importance or significance or to imply the number of indicated technical features.
  • the feature defined with “first” and “second” may comprise one or more of this feature.
  • a plurality of means two or more than two, unless specified otherwise.
  • the ground brush 1 for the vacuum cleaner includes a ground brush body 10, a brushroll cover 20, a brushroll assembly and a microswitch 40.
  • the brushroll cover 20 is disposed on the ground brush body 10 in such a manner that the brushroll cover 20 can be opened and closed.
  • the brushroll cover 20 and the ground brush body 10 define a mounting space therebetween, that is, the brushroll cover 20 can be closed on the ground brush body 10 and form the mounting space through cooperation with the ground brush body 10.
  • the brushroll assembly is disposed in the mounting space and provided with a control circuit.
  • the brushroll cover is provided with a triggering part 203 that is configured to cooperate with the microswitch 40.
  • the microswitch 40 is disposed on the ground brush body 10, electrically connected with the control circuit of the brushroll assembly, and configured to control the control circuit to be turned on or off.
  • the microswitch 40 is disposed on the ground brush body 10, and the triggering part 203 triggers the microswitch 40 to turn on the control circuit when the brushroll cover 20 is closed on the ground brush body 10, and the triggering part 203 releases a trigger action on the microswitch 40 to turn off the control circuit when the brushroll cover 20 is opened.
  • the triggering part 203 is disposed on the brushroll cover 20 and cooperates with the microswitch 40.
  • the triggering part 203 can trigger the microswitch 40 directly or indirectly to make the brushroll 301 work normally, and when the brushroll cover 20 is opened, the triggering part 203 can release the trigger action on the microswitch 40 to make the brushroll 301 stop working, thus avoiding accidental injury to a user caused by the brushroll 301 if the user opens the brushroll cover 20 by mistake, and improving safety and market competitiveness of a product.
  • the overall brushroll cover 20 can be rotatably connected with the ground brush body 10, and closed or opened through turnover; or the brushroll cover 20 and the ground brush body 10 can be connected in a snapping manner or an inserting manner, that is the brushroll cover 20 can be closed or opened through mounting or dismounting - the overall brushroll cover 20 can be closed on the ground brush body 10, or separate from the ground brush body 10 to be opened.
  • the brushroll cover 20 includes a cover body 201 and a connecting part.
  • the cover body 201 cooperates with the ground brush body 10 to form the mounting space, and the connecting part is connected between the cover body 201 and the ground brush body 10 to make the cover body 201 connected to the ground brush body 10.
  • the triggering part 203 is disposed on any one of the cover body 201 and the connecting part, that is, the triggering part 203 may be disposed on the cover body 201 or disposed on the connecting part.
  • the brushroll cover 20 includes the cover body 201 and the connecting part, and the cover body 201 cooperates with the ground brush body 10 to form the mounting space to cover the brushroll 301, thus avoiding injury to the user when the brushroll 301 works, and improving safety of the ground brush 1.
  • the brushroll assembly located in the mounting space may be mounted on the cover body 201 or mounted on the ground brush body 10, and preferably, the brushroll assembly is mounted on the ground brush body 10, which is simpler in structure and more convenient to assemble.
  • the connecting part is connected with the cover body 201 and cooperates with the ground brush body 10, and the connecting part is configured to fix the cover body 201 to the ground brush body 10, thus preventing the brushroll cover 20 from separating from the ground brush body 10 and further improving the safety of the ground brush 1.
  • the connecting part includes a rotating shaft 202
  • the cover body 201 is rotatingly closed on the ground brush body 10 through the rotating shaft 202
  • the triggering part 203 is disposed on the rotating shaft 202
  • the rotating shaft 202 rotates to make the triggering part 203 trigger the microswitch 40 when the cover body 201 is closed.
  • the triggering part 203 is disposed on the rotating shaft 202.
  • the triggering part 203 also rotates along with the rotating shaft 202 until the cover body 201 is fully closed on the ground brush body 10, and the triggering part 203 also rotates exactly to a position corresponding to the microswitch 40 and triggers the microswitch 40, to turn on the control circuit of the brushroll assembly, thus guaranteeing that the vacuum cleaner can work normally.
  • the triggering part 203 When the cover body 201 is rotated to be opened, the triggering part 203 also rotates to separate from the microswitch 40, to turn off the control circuit of the brushroll assembly timely, and the brushroll 301 stops working immediately, thus avoiding accidental injury to the user caused by the brushroll 301 and improving the safety of the ground brush 1.
  • the connecting part includes the rotating shaft 202, the cover body 201 is closed on the ground brush body 10 through rotating of the rotating shaft 202, the triggering part 203 is disposed on the cover body 201, and the triggering part 203 triggers the microswitch 40 when the cover body 201 is closed.
  • the connecting part includes the rotating shaft 202, that is the brushroll cover 20 is closed on and connected with the ground brush body 10 in a rotating manner; the triggering part 203 located at the cover body 201 will rotate along with the cover body 201 until the cover body 201 is fully closed on the ground brush body 10, and the triggering part 203 rotates exactly to a position corresponding to the microswitch 40 and triggers the microswitch to turn on the control circuit of the brushroll assembly, thus guaranteeing that the vacuum cleaner can work normally.
  • the triggering part 203 When the cover body 201 is rotated to be opened, the triggering part 203 also rotates to separate from the microswitch 40, to turn off the control circuit of the brushroll assembly timely, and the brushroll 301 stops working immediately, thus avoiding accidental injury to the user caused by the brushroll 301 and improving the safety of the ground brush 1.
  • the connecting part includes at least one of a snapping member and an inserting member, through which the brushroll cover 20 is connected to the ground brush body 10, and the triggering part 203 is disposed on the cover body 201.
  • the connecting part includes the snapping member and/or the inserting member, that is, the brushroll cover 20 is closed on and connected with the ground brush body 10 in a snapping manner or an inserting manner. Only when the cover body 201 is closed on the ground brush body 10, can the triggering part 203 located at the cover body 201 trigger the microswitch 40, to turn on the control circuit of the brushroll assembly, such that the vacuum cleaner can work normally.
  • the triggering part 203 is separated from the microswitch 40, such that the microswitch 40 returns, to turn off the control circuit of the brushroll assembly timely, and the brushroll 301 stops working immediately, thus avoiding accidental injury to the user caused by the brushroll 301 and improving the safety of the ground brush 1.
  • the triggering part 203 directly contacts and triggers the microswitch 40.
  • the microswitch 40 includes a fixing member 401, a resilient member 402 and a button 403.
  • the fixing member 401 is fixed to the ground brush body 10 and connected in the control circuit
  • the resilient member 402 is disposed on the fixing member 401
  • the button 403 is disposed on the fixing member 401
  • the button 403 is located between the resilient member 402 and the fixing member 401.
  • the triggering part 203 can turn on the control circuit if the resilient member 402 presses the button 403, and when the triggering part 203 is separated from the resilient member 402, the button 403 returns to turn off the control circuit.
  • the resilient member 402 may be rotatably disposed on the fixing member 401, when the brushroll cover 20 is closed, the triggering part 203 triggers the resilient member 402, such that the resilient member 402 rotates relative to the fixing member 401 and presses the button 403, to turn on the control circuit and enables the brushroll assembly to work normally.
  • the triggering part 203 is separated from the resilient member 402, the resilient member 402 returns to remove a pressure on the button 403, such that the button 403 returns automatically to turn off the control circuit, and the brushroll assembly stops working immediately, thus avoiding accidental injury to the user.
  • the present disclosure is not limited thereby; as shown in Fig. 2 and Fig.
  • the resilient member 402 may include a fixing part 4021 and a resilient part 4022.
  • the fixing part 4021 has a first end fixed to the fixing member 401
  • the resilient part 4022 has a first end connected with a second end of the fixing part 4021
  • the resilient part 4022 has a second end extending to the button 403.
  • the button 403 is close to a first end of the resilient part 4022.
  • the resilient member 402 is configured as an L-shaped resilient sheet.
  • the microswitch 40 includes the fixing member 401, the resilient member 402 and the button 403, and the fixing member 401 is coupled with the control circuit of the brushroll assembly.
  • the button 403 can turn on or turn off the control circuit, the control circuit is turned off at a natural state; when the button 403 is pressed, the control circuit is turned on; and when the pressure is removed, the button returns automatically.
  • the resilient member 402 is configured to press the button 403. Specifically, when the brushroll cover 20 is closed, the triggering part 203 applies the pressure on the resilient member 402, and the resilient member 402 deforms resiliently to press the button 403, so as to turn on the control circuit and enable the brushroll assembly to work normally.
  • the triggering part 203 is separated from the resilient member 402, the resilient member 402 returns to remove the pressure on the button 403, so the button 403 returns automatically to turn off the control circuit, and the brushroll assembly stops working, thus avoiding accidental injury to the user.
  • microswitch 40 is not limited to the above structure, and it may be configured as a small button 403 or other structures, as long as having a function like that of the microswitch 40, so those technical schemes are within the scope of the present disclosure.
  • the resilient member 402 includes the fixing part 4021 and the resilient part 4022, the fixing part 4021 can fix the resilient member 402 to the fixing member 401, thus avoiding displacement of the resilient member 402 and guaranteeing usage reliability of the microswitch 40.
  • the resilient part 4022 is resilient and can deform resiliently to apply a pressing force on the button 403, such that the button 403 can turn on the control circuit.
  • a distance between the resilient member 4022 and a surface of the fixing part 402 is no less than a height of the button 403 at the natural state, thus guaranteeing that the button 403 is located between the resilient member 402 and the fixing member 401.
  • the button 403 is disposed closed to the first end of the resilient part 4022 connected with the fixing part 4021, and a second end of the resilient part 4022 is relatively far away from the button 403.
  • the resilient part 4022 press the button 403 to a positon where the control circuit is turned on.
  • the button 403 cannot turn on the control circuit, thus avoiding that the brushroll starts working when the brushroll cover 20 is not fully closed, and further improving the safety of the product.
  • the ground brush 1 further includes a driving member which is disposed on the ground brush body 10 and cooperates with the microswitch 40.
  • a driving member which is disposed on the ground brush body 10 and cooperates with the microswitch 40.
  • the triggering part 203 triggers the microswitch 40 through the driving member, that is when the brushroll cover 20 is closed on the ground brush body 10, the microswitch 40 is not directly but indirectly triggered, which can also accomplish the objective of the present disclosure.
  • the triggering part 203 triggers the driving member to apply an acting force on the driving member, such that the driving member moves to trigger the microswitch 40, so as to turn on the control circuit.
  • the triggering part 203 is separated from the driving member, the acting force applied on the driving member is removed, so an acting force on the microswitch 40 applied by the driving member is removed, the microswitch 40 returns to turn off the control circuit.
  • a vacuum cleaner according to an embodiment of a second aspect of the present disclosure includes the ground brush 1 according to the embodiments of the first aspect of the present disclosure.
  • the triggering part 203 may trigger the microswitch 40 directly or indirectly, to turn on the control circuit of the brushroll assembly, and a driving component drives the brushroll 301 to rotate, such that the brushroll 301 works normally.
  • the triggering part 203 can release a trigger action thereof, the microswitch 40 returns to turn off the control circuit of the brushroll assembly, the driving component stops working, to make the brushroll 301 stop rotating, thus avoiding injury to the user.
  • triggering part 203 may be configured as a component individually disposed on the brushroll cover 20 or a part of the brushroll cover 20, both of which can accomplish the function of the microswitch 40 and fall into the scope of the present disclosure.
  • the vacuum cleaner As the vacuum cleaner according to the embodiments of the present disclosure is provided with the ground brush 1 according to the embodiments of the first aspect, the vacuum cleaner has high safety and will not injure the user if the user opens the brushroll cover 20 by mistake.
  • the brushroll cover 20 is provided with the triggering part 203, and the triggering part 203 cooperates with the microswitch 40.
  • the triggering part 203 can trigger the microswitch 40 directly or indirectly to make the brushroll 301 work normally; and when the brushroll cover 20 is opened, the triggering part 203 can release the trigger action on the microswitch 40 to make the brushroll stop working, thus avoiding accidental injury to the user if the user opens the brushroll cover 20 by mistake, and improving safety and market competitiveness of the product.
  • a brushroll is still working when a brushroll cover is opened, which may injure the user accidentally.
  • the brushroll stops working when the brushroll cover 20 is opened, thus avoiding injury to the user, and improving the safety and the market competitiveness of the product.
  • the triggering part 203 can trigger the microswitch 40 directly or indirectly to turn on the control circuit of the brushroll assembly, and the driving component drives the brushroll 301 to rotate, such that the vacuum cleaner works normally; when the brushroll cover 20 is opened, the triggering part 203 can release the trigger action thereof, the microswitch 40 returns to turn off the control circuit of the brushroll assembly, and the driving component stops working to make the brushroll stop rotating, thus avoiding injury to the user.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Nozzles For Electric Vacuum Cleaners (AREA)
  • Electric Vacuum Cleaner (AREA)
EP16184316.4A 2016-01-04 2016-08-16 Ground brush for vacuum cleaner and vacuum cleaner with the same Withdrawn EP3187084A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201620005909.0U CN205433565U (zh) 2016-01-04 2016-01-04 地刷和吸尘器

Publications (1)

Publication Number Publication Date
EP3187084A1 true EP3187084A1 (en) 2017-07-05

Family

ID=56601003

Family Applications (1)

Application Number Title Priority Date Filing Date
EP16184316.4A Withdrawn EP3187084A1 (en) 2016-01-04 2016-08-16 Ground brush for vacuum cleaner and vacuum cleaner with the same

Country Status (6)

Country Link
US (1) US20170188771A1 (ja)
EP (1) EP3187084A1 (ja)
JP (1) JP2017121467A (ja)
CN (1) CN205433565U (ja)
CA (1) CA2971032A1 (ja)
WO (1) WO2017117900A1 (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110236451B (zh) * 2018-03-08 2024-10-29 添可电器有限公司 地刷组件和吸尘器
CN111053496A (zh) * 2018-10-16 2020-04-24 博西华电器（江苏）有限公司 吸尘器
CN109620049B (zh) * 2018-12-03 2024-07-23 珠海格力电器股份有限公司 一种地刷及吸尘器

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WO2015157196A1 (en) * 2014-04-07 2015-10-15 Tiger Tool International Incorporated Power head for vacuum systems

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Also Published As

Publication number Publication date
CN205433565U (zh) 2016-08-10
WO2017117900A1 (zh) 2017-07-13
US20170188771A1 (en) 2017-07-06
JP2017121467A (ja) 2017-07-13
CA2971032A1 (en) 2017-07-04

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