WO2023169130A1 - Brosse à planchers et robot de nettoyage la comprenant - Google Patents

Brosse à planchers et robot de nettoyage la comprenant Download PDF

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Publication number
WO2023169130A1
WO2023169130A1 PCT/CN2023/075136 CN2023075136W WO2023169130A1 WO 2023169130 A1 WO2023169130 A1 WO 2023169130A1 CN 2023075136 W CN2023075136 W CN 2023075136W WO 2023169130 A1 WO2023169130 A1 WO 2023169130A1
Authority
WO
WIPO (PCT)
Prior art keywords
floor brush
cavity
suction port
cyclone
floor
Prior art date
Application number
PCT/CN2023/075136
Other languages
English (en)
Chinese (zh)
Inventor
冯勇兵
袁广运
翟晓东
Original Assignee
追觅创新科技(苏州)有限公司
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 追觅创新科技(苏州)有限公司 filed Critical 追觅创新科技(苏州)有限公司
Publication of WO2023169130A1 publication Critical patent/WO2023169130A1/fr

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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
    • A47L11/00—Machines for cleaning floors, carpets, furniture, walls, or wall coverings
    • A47L11/40—Parts or details of machines not provided for in groups A47L11/02 - A47L11/38, or not restricted to one of these groups, e.g. handles, arrangements of switches, skirts, buffers, levers
    • 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

Definitions

  • the present application belongs to the technical field of vacuum cleaners, and specifically relates to a floor brush and a cleaning robot having the same.
  • Handheld vacuum cleaner is a form of household vacuum cleaner. It has the advantages of light appearance, easy operation and wide range of use, and is favored by consumers.
  • the floor brush is a key component of a handheld vacuum cleaner.
  • the traditional floor brush mainly has the following two forms: one is the direct suction type, which does not have a roller brush on the floor brush. When working, the garbage is directly sucked in through the suction port on the floor brush; this
  • the advantages of the floor brush are: simple structure, light weight, and low cost.
  • the disadvantage is that the dust removal efficiency is low.
  • the floor brush can only absorb garbage near the suction port; the other is an electric roller brush type, which is driven by a motor. Or multiple roller brushes assist in sweeping up the dust and then inhaling it through the suction port; the advantages of this type of floor brush are: high dust removal efficiency, but the disadvantages are high cost, heavy weight, and easy to tangle hair.
  • the technical problem to be solved by this application is to provide a floor brush with a simple structure and high dust removal efficiency and a cleaning robot with the same.
  • the present application provides a floor brush for cleaning the surface to be cleaned, including: a floor brush body, a floor brush cavity with an opening facing the surface to be cleaned, and a floor brush cavity with a floor brush on the cavity wall.
  • Suction port located on the floor brush body and located at the end of the floor brush cavity, used to generate a cyclone in the floor brush cavity that can scrape the surface to be cleaned; wherein, when the floor brush cavity is When the suction port is in a negative pressure state, external air enters through the cyclone generating component After the ground brush cavity is brushed, it flows toward the suction port in a vortex state.
  • the cyclone generating components are distributed on both sides of the suction port, and the two sides are the two sides in the forward direction of the floor brush; wherein, the cyclone generating component has the function of driving the airflow according to a predetermined direction. Assuming the direction of rotation, the cyclone generating components located on both sides of the suction port have opposite directions of rotation.
  • the cyclone formed by the cyclone generating component causes the airflow close to the surface to be cleaned to flow toward the suction port.
  • the floor brush cavity has a symmetrical structure
  • the floor brush cavity has a symmetrically distributed first cavity and a second cavity
  • the suction port is symmetrical with respect to the symmetry plane of the floor brush cavity.
  • the angle between the first cavity and the symmetry plane is a right angle, and the floor brush cavities are distributed in a straight line; or, the angle between the first cavity and the symmetry plane is With an acute angle, the ground brush cavities are distributed in a zigzag shape.
  • the floor brush cavity is a tapered cavity, and the flow section of the floor brush cavity gradually decreases in the direction from the cyclone generating component to the suction port.
  • the cyclone generating component is an impeller fixed on the floor brush body, and an air duct is formed on the impeller for connecting the floor brush cavity and the external environment;
  • the air duct is configured to cause the air flow to rotate when the external air passes through the cyclone generating component.
  • the air channel is in a spiral shape.
  • the impeller is a part of the casing of the floor brush body.
  • a plurality of notches are recessed on the front edge surface of the opening of the floor brush cavity, and the notches are configured to partially increase the distance between the front edge surface of the bottom of the floor brush and the surface to be cleaned. spacing value between.
  • This application also provides a cleaning robot, including the floor brush as mentioned above.
  • the floor brush of the present application uses cyclones to clean the floor. On the one hand, it can solve the problem of low dust removal efficiency of traditional direct suction floor brushes. On the other hand, it can replace the traditional electric roller brush and solve the problem of low dust removal efficiency.
  • Floor brushes with electric roller brushes are prone to hair tangles. At the same time, the structure of the floor brush can be simplified, thereby reducing the cost and weight of the floor brush.
  • FIG 1 is one of the structural schematic diagrams of the floor brush provided by this application.
  • Figure 2 is a schematic structural diagram of Figure 1 in the upward direction
  • Figure 3 is a schematic cross-sectional structural diagram of Figure 1;
  • FIG. 4 is the second structural schematic diagram of the floor brush provided by this application.
  • the directional words used such as “upper, lower, top, and bottom” usually refer to the direction shown in the drawings, or to the vertical or vertical position of the component itself. Vertically or in the direction of gravity; similarly, for ease of understanding and description, “inside and outside” refers to the inside and outside relative to the outline of each component itself, but the above directional terms are not used to limit this application.
  • the present application provides a floor brush for cleaning the surface to be cleaned.
  • the floor brush can be a floor brush used as a handheld vacuum cleaner. For cleaning up garbage on the ground. It is worth noting that the floor brush described in the above example is used as a floor brush of a handheld vacuum cleaner, which is only one feasible application scenario of the floor brush. In other possible scenarios that cannot be explicitly excluded, the floor brush may also be used as a floor brush for a floor scrubber.
  • the floor brush includes a floor brush body 100 and a cyclone generating assembly 200 provided on the floor brush body 100 .
  • the floor brush body 100 is provided with a floor brush chamber 110 with an opening facing the surface to be cleaned.
  • the cyclone generating assembly 200 is located at an end of the floor brush chamber 110 and is used to generate a cyclone in the floor brush chamber 110 that can scrape the surface to be cleaned.
  • a suction port 120 is provided on the wall of the floor brush chamber 110.
  • the floor brush is also provided with a sewage inlet channel 121 connected with the floor brush cavity 110 through the above-mentioned suction port 120.
  • the sewage inlet channel 121 passes through the above-mentioned suction port 120 to brush the floor brush.
  • the garbage in the cavity 110 is sucked into the body (not shown in the figure).
  • a suction airflow is generated in the body connected to the floor brush, which can cause the suction port 120 to be in a negative pressure state.
  • external air passes through the gap between the floor brush body 100 and the ground.
  • the gap and cyclone generating assembly 200 enter the ground brush chamber 110 .
  • the cyclone generating assembly 200 can force the air flow to rotate, so that the air flow flows in a vortex state toward the suction port 120, and finally enters the sewage inlet channel 121 through the suction port 120.
  • vortex state refers to the airflow in the clockwise direction or counterclockwise direction. A cyclone formed by rotating in a direction, similar to a tornado.
  • the rotating airflow scrapes the ground and rolls the garbage in the area of the floor brush chamber 110 to the vicinity of the suction port 120 , so that the garbage is sucked out by the suction port 120 .
  • the floor brush of the present application uses cyclones to clean the floor. On the one hand, it can solve the problem of low dust removal efficiency of traditional direct suction floor brushes. On the other hand, it can replace the traditional electric roller brush and solve the problem of low dust removal efficiency.
  • Floor brushes with electric roller brushes are prone to hair tangles. At the same time, the structure of the floor brush can be simplified, thereby reducing the cost and weight of the floor brush.
  • the number of cyclone generating assemblies 200 is one pair, which are distributed on both sides of the suction port 120 .
  • the above-mentioned “both sides” refer to both sides in the advancing direction of the floor brush. If the advancing direction of the floor brush is defined as the front, then the two sides of the advancing direction of the floor brush are the left and right sides of the floor brush. That is to say, the cyclone generating components 200 are distributed on the left and right sides of the suction port 120 .
  • the cyclone generating assembly 200 has a direction of rotation that drives the airflow to rotate in a preset direction.
  • the above-mentioned "direction of rotation” can be understood as a clockwise direction or a counterclockwise direction.
  • the directions of rotation of the cyclone generating components 200 located on both sides of the suction port 120 are opposite.
  • the rotation direction of the generating component 200 is counterclockwise, and vice versa. That is to say, the cyclone generating components 200 located on both sides of the suction port 120 are distributed in a mirror image.
  • the above two cyclones scrape the ground in the floor brush chamber 110, and the garbage volume entering the floor brush chamber 110 area is sent to the vicinity of the suction port 120 to be sucked out.
  • the two cyclones since the two cyclones generally flow in the direction of the suction port 120 , that is, flowing from the sides to the center direction, it can transport the dust in the corner areas on both sides of the floor brush cavity 110 to the vicinity of the suction port 120, and has the ability to remove dust along the edges, thereby improving the dust removal efficiency. High efficiency and good dust removal effect.
  • the floor brush chamber 110 is a tapered chamber. In the direction from the cyclone generating assembly 200 to the suction port 120, the flow cross section of the floor brush chamber 110 gradually decreases, so that the cyclone close to the suction port 120 The speed is greater than the cyclone speed at the cyclone generating component 200, which is beneficial to the garbage being sucked out by the suction port, and improves the cleaning effect of the cyclone.
  • the cyclone formed by the cyclone generating assembly 200 causes the airflow close to the surface to be cleaned to flow toward the suction port 120 to facilitate the suction port 120 to suck out garbage.
  • the cyclone formed by the cyclone generating assembly 200 cannot cause the airflow close to the surface to be cleaned to flow in the direction of the suction port 120, then the garbage on the ground will be blown away from the suction port 120 under the action of the cyclone, which is not conducive to the suction port 120.
  • the garbage is sucked into the sewage inlet channel 121.
  • the cyclone generating assembly 200 is an impeller fixed on the floor brush body 100.
  • the impeller includes a central shaft 210 and blades 220 equally spaced along the circumferential direction of the central shaft 210 on the outer circumferential wall of the central shaft 210 .
  • Mounting holes are provided on the left and right end surfaces of the floor brush body 100, and the impeller is fixed in the mounting holes.
  • One end of the blade 220 is fixed on the outer circumferential wall of the central shaft 210 , and the other end is fixed on the inner wall of the installation hole.
  • An air duct is formed between adjacent blades 220 for communicating the brush chamber 110 with the external environment.
  • the air duct is used to cause the airflow to rotate when the outside air passes through the cyclone generating assembly 200 , so that the airflow entering the ground brush chamber 110 flows toward the suction port 120 in a vortex state.
  • the above-mentioned air duct is in a spiral shape, and the direction of rotation of the air duct is the direction of rotation of the cyclone generating assembly 200 . Since the cyclone generating assemblies 200 are distributed on the left and right sides of the suction port 120 in a mirror image manner, the cyclone generating assemblies 200 on both sides have opposite directions of rotation, for example, one side has a left-hand air duct and the other side has a right-hand air duct.
  • the impeller can be fixed on the floor brush body 100 through fasteners (not shown in the figure), buckles, threaded connections, etc.
  • the fasteners can be nuts, screws, etc.
  • the impeller can also be integrally formed with the floor brush body 100.
  • the preferred impeller is a part of the shell of the floor brush body 100. This reduces the number of parts while maintaining an aesthetically pleasing appearance. The advantage of psychology.
  • the floor brush cavity 110 has a symmetrical structure.
  • the floor brush cavity 110 has a symmetrically distributed first cavity 111 and a second cavity 112.
  • the suction port 120 is symmetrical about the symmetry plane X of the floor brush cavity 110 .
  • the structure of the floor brush cavity 110 has the following two situations: In the first situation, please refer to Figure 4, the angle between the first cavity 111 and the symmetry plane X is a right angle, and the floor brush cavity 110 is linear. Distribution; in the second case, please refer to Figures 1 to 3. The angle between the first cavity 111 and the symmetry plane X is an acute angle, and the floor brush cavity 110 is distributed in a broken line shape. It can be understood that since the floor brush cavity 110 is a symmetrical structure, in the above first case, the angle between the second cavity 112 and the symmetry plane X is also a right angle; in the above second case, the second cavity The angle between the body 112 and the symmetry plane X is also an acute angle.
  • the floor brush body 100 is in the shape of a straight strip; in the above-mentioned second case of the local brush cavity 110, the floor brush body 100 is in the shape of a "Y". In this embodiment, the floor brush body 100 is preferably in a "Y" shape, which is more conducive to transporting garbage to the suction port 120 .
  • the front edge surface of the opening of the floor brush cavity 110 is recessed upward to form a plurality of notches 130 .
  • the notches 130 are configured to partially increase the front edge surface of the floor brush bottom.
  • the above-mentioned “partial” can be understood to mean that the above-mentioned gaps 130 are arranged at intervals. Therefore, garbage with larger particles can enter the ground brush chamber 110 through the above-mentioned gap 130 and be sucked out by the suction port 120 under the action of the cyclone.
  • the bottom of the floor brush is also provided with a first roller 320 and a second roller 310.
  • the first roller 320 and the second roller 310 are used to drive the floor brush to move on the ground.
  • the first roller 320 is located behind the floor brush chamber 110
  • the second roller 310 is located in front of the floor brush chamber 110 .
  • the second roller 310 is disposed on the front edge surface with the notch 130 recessed therein.
  • the number of the first roller 320 is one, and the number of the second roller 310 is two.
  • the first roller 320 and the second roller 310 form a triangular support. Therefore, the floor brush has the advantage of smooth and reliable movement.
  • the application also provides a cleaning robot, which includes a body (in the figure (not shown) and floor brushing as described above.
  • the floor brush is provided with a connecting portion 400 , and the connecting portion 400 is used to connect the above-mentioned body and the floor brush.

Landscapes

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

Abstract

Brosse à planchers et robot de nettoyage la comprenant. La brosse à planchers comprend : un corps de brosse à planchers (100) pourvu d'une cavité de brosse à planchers (110) avec une ouverture faisant face à une surface à nettoyer, un orifice d'aspiration (120) étant disposé sur la paroi de cavité de la cavité de brosse à planchers (110); et un ensemble de génération de cyclone (200) disposé sur le corps de brosse à planchers (100) et situé à l'extrémité de la cavité de brosse à planchers (110) et utilisé pour générer un cyclone apte à racler ladite surface dans la cavité de brosse à planchers (110), lorsque l'orifice d'aspiration (120) est dans un état de pression négative, de l'air externe entrant dans la cavité de brosse à planchers (110) au moyen de l'ensemble de génération de cyclone (200), et s'écoulant dans la direction de tourbillon vers l'orifice d'aspiration (120).
PCT/CN2023/075136 2022-03-07 2023-02-09 Brosse à planchers et robot de nettoyage la comprenant WO2023169130A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202220495398.0U CN217959932U (zh) 2022-03-07 2022-03-07 一种地刷及具有其的清洁机器人
CN202220495398.0 2022-03-07

Publications (1)

Publication Number Publication Date
WO2023169130A1 true WO2023169130A1 (fr) 2023-09-14

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2023/075136 WO2023169130A1 (fr) 2022-03-07 2023-02-09 Brosse à planchers et robot de nettoyage la comprenant

Country Status (2)

Country Link
CN (1) CN217959932U (fr)
WO (1) WO2023169130A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN217959932U (zh) * 2022-03-07 2022-12-06 追觅创新科技(苏州)有限公司 一种地刷及具有其的清洁机器人

Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1147051A (ja) * 1998-03-03 1999-02-23 Hitachi Ltd 電気掃除機用吸口体及びそれを用いた電気掃除機
JP2002143051A (ja) * 2000-11-08 2002-05-21 Hitachi Ltd 電気掃除機
CN101081156A (zh) * 2007-06-20 2007-12-05 卞庄 用于真空吸尘器的风动地刷
CN205031174U (zh) * 2015-09-16 2016-02-17 美的集团股份有限公司 吸尘器的吸入刷和具有其的吸尘器
CN105916424A (zh) * 2013-11-25 2016-08-31 胡佛有限公司 真空吸尘器头
CN108378772A (zh) * 2018-03-07 2018-08-10 苏州艾利欧电器有限公司 风动地刷
CN108403000A (zh) * 2018-05-18 2018-08-17 苏州诚河清洁设备有限公司 用于表面清洁装置的地刷
CN217959932U (zh) * 2022-03-07 2022-12-06 追觅创新科技(苏州)有限公司 一种地刷及具有其的清洁机器人

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH1147051A (ja) * 1998-03-03 1999-02-23 Hitachi Ltd 電気掃除機用吸口体及びそれを用いた電気掃除機
JP2002143051A (ja) * 2000-11-08 2002-05-21 Hitachi Ltd 電気掃除機
CN101081156A (zh) * 2007-06-20 2007-12-05 卞庄 用于真空吸尘器的风动地刷
CN105916424A (zh) * 2013-11-25 2016-08-31 胡佛有限公司 真空吸尘器头
CN205031174U (zh) * 2015-09-16 2016-02-17 美的集团股份有限公司 吸尘器的吸入刷和具有其的吸尘器
CN108378772A (zh) * 2018-03-07 2018-08-10 苏州艾利欧电器有限公司 风动地刷
CN108403000A (zh) * 2018-05-18 2018-08-17 苏州诚河清洁设备有限公司 用于表面清洁装置的地刷
CN217959932U (zh) * 2022-03-07 2022-12-06 追觅创新科技(苏州)有限公司 一种地刷及具有其的清洁机器人

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