WO2020204368A1 - Dispositif de nettoyage et procédé de production d'un rouleau brosseur d'un dispositif de nettoyage - Google Patents

Dispositif de nettoyage et procédé de production d'un rouleau brosseur d'un dispositif de nettoyage Download PDF

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Publication number
WO2020204368A1
WO2020204368A1 PCT/KR2020/003055 KR2020003055W WO2020204368A1 WO 2020204368 A1 WO2020204368 A1 WO 2020204368A1 KR 2020003055 W KR2020003055 W KR 2020003055W WO 2020204368 A1 WO2020204368 A1 WO 2020204368A1
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WO
WIPO (PCT)
Prior art keywords
brush
shaft unit
elastic member
cleaner
unit
Prior art date
Application number
PCT/KR2020/003055
Other languages
English (en)
Korean (ko)
Inventor
권기환
하동우
한정균
홍석만
김경웅
김태광
Original Assignee
삼성전자주식회사
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 삼성전자주식회사 filed Critical 삼성전자주식회사
Priority to US17/420,019 priority Critical patent/US20220087489A1/en
Publication of WO2020204368A1 publication Critical patent/WO2020204368A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46B—BRUSHES
    • A46B13/00—Brushes with driven brush bodies or carriers
    • A46B13/001—Cylindrical or annular brush bodies
    • A—HUMAN NECESSITIES
    • A46—BRUSHWARE
    • A46D—MANUFACTURE OF BRUSHES
    • A46D3/00—Preparing, i.e. Manufacturing brush bodies
    • A46D3/04—Machines for inserting or fixing bristles in bodies
    • A46D3/045—Machines for inserting or fixing bristles in bodies for fixing bristles by fusing or gluing to a body
    • 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
    • A47L5/00—Structural features of suction cleaners
    • A47L5/12—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum
    • A47L5/22—Structural features of suction cleaners with power-driven air-pumps or air-compressors, e.g. driven by motor vehicle engine vacuum with rotary fans
    • A47L5/28—Suction cleaners with handles and nozzles fixed on the casings, e.g. wheeled suction cleaners with steering handle
    • A47L5/30—Suction 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
    • 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

Definitions

  • the present invention relates to a cleaner capable of performing cleaning without lifting a brush head even if a large foreign substance exists on a surface to be cleaned, and to a method for manufacturing a brush drum of the cleaner.
  • a vacuum cleaner is a device that sweeps or scatters foreign substances such as dust or hair existing in a cleaning space, and inhales foreign substances such as scattered dust or hair by a suction force to clean an area to be cleaned.
  • the cleaner includes a main body, a brush head connected to the main body by a connection pipe and having a suction port, and a brush drum rotatably mounted to the brush head.
  • the brush drum includes a drum base formed of hard metal or plastic, and a brush formed of soft fibrous hair having a predetermined length on the outer peripheral surface of the drum base.
  • the front part of the brush head is momentarily lifted due to the foreign matter coming into contact with the drum base during the cleaning process, and the internal vacuum level may be lowered, or the foreign matter may not be sucked and pushed forward.
  • An aspect of the present invention provides a cleaner and a method for manufacturing a brush drum of the cleaner, in which the brush drum includes an elastic member that is elastically deformed to maintain a brush head in close contact with a surface to be cleaned and perform cleaning.
  • a cleaner includes a main body, a brush head connected to the main body by a connection pipe, and a brush head having a suction port, and a brush drum rotatably mounted to the brush head, wherein the brush drum comprises: A shaft unit rotatably mounted to the head, a cylindrical elastic member provided to surround the outer circumferential surface of the shaft unit, a brush provided in a cylindrical shape to surround the outer circumferential surface of the elastic member, a brush formed of villi, and the amount of the shaft unit A pair of brackets that are assembled at the ends, the shaft unit is rotatably mounted to the brush head, and a handle unit detachably mounted to the brush head, and one of the pair of brackets is detachably mounted. Include.
  • the shaft unit may include a shaft formed of a rigid body and a cylindrical pipe in which the shaft is accommodated.
  • the shaft and the pipe may be provided integrally or separately provided and assembled.
  • the elastic member may be formed of a sponge or plastic made of an elastic material having a mesh shape.
  • the elastic member is provided in a cylindrical shape to surround the outer circumferential surface of the shaft unit, a second rubber provided in a cylindrical shape having a diameter larger than that of the first rubber, and provided with a material having elasticity, the first rubber and It may include a plurality of ribs connecting between the second rubber.
  • the pair of brackets are assembled at one end of the shaft unit and include a first bracket that receives a driving force from a driving motor to rotate the shaft unit, and a second bracket that is assembled at the other end of the shaft unit and provided with the handle unit.
  • Can include.
  • the first bracket includes a first cap that covers one end of the shaft unit, and a coupling that transmits a driving force of the driving motor to the shaft unit so that the shaft unit is rotatable
  • the second bracket includes the A second cap covering the other end of the shaft unit, a bearing for rotatably coupling the other end of the shaft unit, and a bush to which the handle unit is detachably mounted.
  • the handle unit is rotatably provided on the handle unit to allow the handle unit to be detachably mounted to the brush head, a plurality of fixing members to fix the position of the handle unit, and the bush to be detachable. It may include a mounting hole to be mounted.
  • the hook member includes a hinge rotatably mounted to the brush head, and a hook rotated by the hinge to be hooked and released from the brush head, and the brush head is fixed to the coupling, and the driving motor And a coupling fixing part that is connected by a belt and rotated with the coupling by the driving force of the driving motor, a locking protrusion through which the hook is engaged and released, and a plurality of fixing grooves to which the plurality of fixing members are fixed.
  • a brush having a cylindrical shape is manufactured by facing each end of a fabric with villi on a wide fibrous layer, and then turning the villi to be exposed to the outside.
  • the elastic members of the cylinder surround the outer peripheral surface of the shaft unit having a cylindrical shape, the elastic member surrounding the outer peripheral surface of the shaft unit is inserted into the inside of the brush, and both ends of the brush are placed at both ends of the elastic member. Bonding, and assembling brackets at both ends of the shaft unit.
  • the elastic member may surround the outer peripheral surface of the shaft unit by insert injection molding.
  • the shaft unit After the shaft unit is inserted into the elastic member, it may be bonded so that the elastic member surrounds the outer peripheral surface of the shaft unit.
  • the elastic member surrounding the outer circumferential surface of the shaft unit is inserted into the brush, and the jig may be removed.
  • a sealant may be applied to seal the brush.
  • the brush head can be cleaned without lifting during the cleaning process.
  • FIG. 1 is a perspective view of a cleaner according to an embodiment of the present invention.
  • FIG. 2 is a view showing a separate configuration of a part of the cleaner according to an embodiment of the present invention.
  • FIG. 3 is a view showing a partial configuration of the cleaner shown in FIG. 2 from a different angle.
  • FIG 4 is a view showing a state in which the brush drum according to an embodiment of the present invention is mounted on the brush head.
  • FIG. 5 is a cross-sectional view showing a state in which a brush drum according to an embodiment of the present invention is mounted on a brush head.
  • FIG. 6 is a view showing an exploded state of the brush drum according to an embodiment of the present invention.
  • FIG. 7 is a view showing a state in which the brush drum according to an embodiment of the present invention is coupled to the brush head.
  • Figure 8 is a view showing Figure 7 from a different angle.
  • FIG. 9 is a view showing a state in which the handle unit is separated from the brush head by pressing the hook member of the handle unit according to an embodiment of the present invention.
  • FIG. 10 is a cross-sectional view showing a state in which the hook is released from the locking projection by pressing the hook member of the handle unit.
  • FIG 11 is a view showing a state in which the brush drum including the handle unit according to an embodiment of the present invention is separated from the brush head.
  • FIG. 12 is a view showing a state in which foreign matter having a size larger than the length of the villi of the brush exists on the surface to be cleaned according to an embodiment of the present invention.
  • FIG. 13 is a view showing a state in which the elastic member is elastically deformed by the foreign material when the brush drum in FIG. 12 cleans the foreign material.
  • FIG. 14 is a view showing an elastic member of the brush drum according to another embodiment of the present invention.
  • 15 is a view showing an elastic member of the brush drum according to another embodiment of the present invention.
  • 16 is a view showing a state in which the villi are turned over so that the villi are exposed to the outside after sewing both ends of the fabric with villi hairs on a wide fiber layer according to an embodiment of the present invention.
  • FIG. 17 is a view showing a cylindrical brush inverted so that the villi are exposed to the outside in FIG. 16;
  • FIG. 18 is a view showing a state in which a jig according to an embodiment of the present invention is inserted into the brush to expand the inner diameter of the brush.
  • 19 is a view showing a state in which the elastic member surrounding the outer circumferential surface of the shaft unit is inserted into the brush having an expanded inner diameter according to an embodiment of the present invention.
  • 20 is a view showing a state in which a jig is removed after inserting an elastic member surrounding an outer circumferential surface of a shaft unit into a brush according to an embodiment of the present invention.
  • 21 is a view showing a state of assembling brackets at both ends of the shaft unit according to an embodiment of the present invention.
  • FIG. 22 is a view showing a state in which the outer diameter of the elastic member is reduced by inserting the elastic member surrounding the outer circumferential surface of the shaft unit into the jig according to another embodiment of the present invention.
  • FIG. 23 is a view showing a state in which an elastic member having a reduced outer diameter is inserted into a brush according to another embodiment of the present invention.
  • FIG. 24 is a view showing a state in which a jig is removed after inserting an elastic member having a reduced outer diameter into the inside of a brush according to another embodiment of the present invention.
  • first and second used in the present specification may be used to describe various elements, but the elements are not limited by the terms, and the terms are It is used only for the purpose of distinguishing one component from other components.
  • a first element may be referred to as a second element, and similarly, a second element may be referred to as a first element.
  • the term “and/or” includes a combination of a plurality of related listed items or any of a plurality of related listed items.
  • the front side refers to the direction toward the front side with respect to the main body of the cleaner
  • the upper part refers to the upper direction with respect to the main body of the cleaner
  • the lower side refers to the lower direction with respect to the main body of the cleaner.
  • FIG. 1 is a perspective view of a cleaner according to an embodiment of the present invention
  • FIG. 2 is a view showing a part of the vacuum cleaner according to an embodiment of the present invention separately
  • FIG. 3 is a part of the cleaner shown in FIG. It is a diagram showing the configuration from a different angle.
  • the cleaner may include a main body 10, a brush head 30 connected to the main body 10 by a connector 20, and a brush drum 100 rotatably mounted on the brush head 30. .
  • the main body 10 may include dust collecting devices 40 and 50 detachably coupled to the main body 10 and a motor (not shown) provided to generate a suction force.
  • the motor may be disposed inside the motor housing 60.
  • the dust collecting devices 40 and 50 may be configured to separate and store dust or foreign matter contained in the air flowing into the inlet 51 by being disposed upstream of the air flow rather than the motor.
  • the dust collecting devices 40 and 50 are configured to separate dust or foreign substances contained in the air introduced through the inlet 31 of the brush head 30, and the dust separator 40 It may include a dust bin 50 provided to store separated dust or foreign matter (see FIG. 4).
  • the dust collectors 40 and 50 may be detachably coupled to the main body 10.
  • the dust bin 50 may include an inlet 51 through which air sucked into the inlet 31 of the brush head 30 is introduced. (See FIG. 4).
  • the dust bin 50 slides on the main body 10. It may include a protrusion housing 52 and a sliding protrusion 53 provided to be coupled or fitted.
  • the main body 10 may include a handle 11 so that the user can grip and operate the cleaner. The user can hold the handle 11 and move the cleaner in the front and rear direction.
  • the body 10 may include a control unit 12.
  • the user can turn on/off the vacuum cleaner or adjust the suction intensity by manipulating a power button provided on the control unit 12.
  • the body 10 may include a battery 13.
  • the battery 13 may be detachably coupled to the body 10. Accordingly, after the battery 13 is used up, it is possible to increase the operation time of the cleaner by replacing it with the previously charged battery 13.
  • the battery 13 may be provided integrally with the main body 10.
  • the body 10 may include a filter housing 15.
  • the filter housing 15 may be provided in an approximately donut shape to accommodate a filter (not shown) therein.
  • a filter (not shown) therein.
  • a Hepa Filter may be disposed in the filter housing 15.
  • the filter (not shown) may filter ultrafine dust that is not filtered by the dust separation device 40.
  • the filter housing 15 may include a plurality of holes 16 so that air that has passed through the filter is discharged to the outside of the cleaner.
  • the main body 10 may include a dust collecting device coupling part 17 provided to couple the dust collecting devices 40 and 50 to the main body 10.
  • the body 10 may include a connection pipe coupling portion 14.
  • the connector coupling portion 14 may be provided to separate the connector 20 from the body 10 or couple to the body 10.
  • the dust separation device 40 may include a button 41.
  • the button 41 may be configured to separate the dust collecting devices 40 and 50 from the main body 10 or be coupled to the main body 10.
  • the button 41 may be configured to separate the dust bin 50 from the dust separation device 40 or couple to the dust separation device 40 when the dust collecting devices 40 and 50 are separated from the main body 10. have.
  • the brush head 30 may be connected to the body 10 by a connection pipe 20.
  • the brush drum 100 may be rotatably mounted on the brush head 30.
  • the brush head 30 may be provided to contact the surface to be cleaned and to suck foreign substances such as dust existing on the surface to be cleaned through the suction port 31 (see FIG. 4).
  • FIG 4 is a view showing a state in which the brush drum according to an embodiment of the present invention is mounted on the brush head.
  • the brush head 30 includes a suction port 31 for sucking foreign substances such as dust present on the surface to be cleaned, and a driving motor for rotating the brush drum 100 mounted on the brush head 30 (32) may be included.
  • the driving motor 32 may be provided inside the brush head 30.
  • the driving motor 32 may be connected to the coupling fixing part 34 by a belt 33.
  • the coupling fixing part 34 may be fixed to the coupling 143 of the first bracket 141 to be described below.
  • the driving force of the driving motor 32 is transmitted to the coupling fixing part 34 through the belt 33, and the coupling fixing part 34 and the coupling 143 rotate together to rotate the brush drum 100.
  • Can see Fig. 5
  • FIG. 5 is a cross-sectional view showing a state in which a brush drum according to an embodiment of the present invention is mounted on a brush head
  • FIG. 6 is a view showing an exploded state of the brush drum according to an embodiment of the present invention
  • 7 is a view showing a state in which another brush drum is coupled to the brush head according to an embodiment of the present invention
  • FIG. 8 is a view showing FIG. 7 from a different angle.
  • the brush drum 100 has a cylindrical shape provided to surround the shaft unit 110 rotatably mounted on the brush head 30 and the outer circumferential surface of the shaft unit 110.
  • the elastic member 120, the brush 130 provided in a cylindrical shape to surround the outer circumferential surface of the elastic member 120 and formed of villi, a pair of brackets 140 assembled at both ends of the shaft unit 110, and , It may include a handle unit 150 detachably mounted on one of the pair of brackets 140.
  • the shaft unit 110 may include a shaft 111 formed of a rigid body and a cylindrical pipe 113 in which the shaft 111 is accommodated.
  • the shaft 111 and the pipe 113 may be provided integrally.
  • the shaft 111 and the pipe 113 may be separately provided and assembled.
  • the elastic member 120 may be provided with a sponge 121 having a cylindrical shape.
  • the elastic member 120 is provided to surround the outer circumferential surface of the shaft unit 110 so that when a large foreign material exists on the surface to be cleaned, the elastic member 120 is elastically deformed to prevent the brush head 30 from being lifted by the large foreign material. .
  • the brush 130 may be provided in a cylindrical shape to surround the outer circumferential surface of the elastic member 120.
  • the brush 130 may be formed by implanting villi on a wide fiber layer. During cleaning, the brush 130 sweeps or scatters foreign substances such as dust existing on the surface to be cleaned, thereby improving the efficiency in which the foreign substances are sucked into the suction port 31.
  • a pair of brackets 140 may be assembled at both ends of the shaft unit 110.
  • a pair of brackets 140 may be rotatably mounted to the brush head 30 on the shaft unit 110.
  • the pair of brackets 140 may include a first bracket 141 assembled at one end of the shaft unit 110 and a second bracket 144 assembled at the other end of the shaft unit 110.
  • the first bracket 141 is assembled at one end of the shaft unit 110 and may receive a driving force from the driving motor 32 to rotate the shaft unit 110.
  • the first bracket 141 transmits the first cap 142 covering one end of the shaft unit 110 and the driving force of the driving motor 32 to the shaft unit 110 so that the shaft unit 110 can rotate.
  • It may include a coupling (143).
  • the first cap 142 may cover one end of the shaft unit 110 to prevent foreign substances or the like from flowing into the inside.
  • the coupling 143 may be rotatably fixed to the coupling fixing part 34 of the brush head 30. When the coupling fixing part 34 is rotated by the driving motor 32, the coupling 143 may be rotated together with the coupling fixing part 34. When the coupling 143 is rotated, the shaft 111 coupled to the coupling 143 is rotated together with the coupling 143 so that the brush drum 100 may be rotated.
  • the second bracket 144 is assembled to the other end of the shaft unit 110, and the handle unit 150 may be detachably mounted.
  • the second bracket 144 includes a second cap 145 that covers the other end of the shaft unit 110, a bearing 146 that allows the other end of the shaft unit 110 to be rotatably coupled, and a handle unit 150 This may include a detachably mounted bush 147.
  • the second cap 145 may cover the other end of the shaft unit 110 to prevent foreign matters from flowing into the inside.
  • the bush 147 may be detachably mounted in the mounting hole 155 of the handle unit 150.
  • the handle unit 150 may be detachably mounted to the brush head 30 by a hook member 151.
  • the handle unit 150 When the handle unit 150 is detachably mounted on the brush head 30 and the second bracket 144 is detachably mounted on the handle unit 150 so that foreign substances are tangled in the brush drum 100, the handle unit ( By separating 150 from the brush head 30 and separating the brush drum 100 from the handle unit 150, foreign matter tangled in the brush drum 100 can be easily cleaned.
  • the handle unit 150 is rotatably provided on the handle unit 150 to fix the position of the handle unit 150 and the hook member 151 so that the brush head 30 is detachably mounted. It may include a plurality of fixing members 154 and a mounting hole 155 to which the bush 147 is detachably mounted.
  • the hook member 151 includes a hinge 152 rotatably mounted on the brush head 30 and a hook that is rotated by the hinge 152 to be caught and released from the locking protrusion 35 of the brush head 30 ( 153) may be included.
  • the brush head 30 includes a locking protrusion 35 through which the hook 153 is engaged and released, and a plurality of fixing grooves 36 in which a plurality of fixing members 154 provided in the handle unit 150 are received and fixed.
  • Can include.
  • FIG. 9 is a view showing a state in which the handle unit is separated from the brush head by pressing the hook member of the handle unit according to an embodiment of the present invention
  • FIG. 10 is a view showing the hook member is released from the locking projection by pressing the hook member of the handle unit.
  • Fig. 11 is a cross-sectional view showing a state in which the brush drum including the handle unit according to an embodiment of the present invention is separated from the brush head.
  • the hook member 151 of the handle unit 150 is exposed to the outside, and the hook member 151 may be pressed to separate the handle unit 150 from the brush head 30. .
  • the hook member 151 When the hook member 151 is pressed, as shown in FIG. 10, the hook 153 rotates around the hinge 152 to be released from the locking protrusion 35.
  • the hook 153 disengaged from the locking protrusion 35 may be rotated around the hinge 152 by the spring 150a when the force pressing the hook member 151 is released and may be caught by the locking protrusion 35 .
  • the brush drum 100 can be separated from the brush head 30 as shown in FIG. 11.
  • the brush drum 100 may be separated from the handle unit 150 by detachably mounting the bush 147 to the handle unit 150.
  • FIG. 12 is a view showing a state in which a foreign material having a size larger than the length of the villi of a brush exists on the surface to be cleaned according to an embodiment of the present invention
  • FIG. 13 is a view showing that when the brush drum in FIG. 12 cleans the foreign material, the elastic member is It is a diagram showing a state of elastic deformation by foreign substances.
  • Figure 15 is a view showing the elastic member of the brush drum according to another embodiment of the present invention.
  • the elastic member 122 is provided in a cylindrical shape and has a first rubber 123 surrounding the outer circumferential surface of the shaft unit 110 and a cylindrical shape having a diameter larger than that of the first rubber 123. It may include a second rubber 124 to be used, and a plurality of ribs 125 connecting between the first rubber 123 and the second rubber 124. Other configurations except for the elastic member 122 are the same as those shown in FIG. 6.
  • the elastic member 126 may be formed of plastic made of an elastic material having a mesh shape.
  • FIG. 16 is a view showing a state in which both ends of a fabric with villi are sewn on a wide fiber layer according to an embodiment of the present invention, and then turned over so that the villi are exposed to the outside
  • FIG. 17 is a view showing the villi in FIG. It is a view showing a cylindrical brush turned over to be exposed
  • FIG. 18 is a view showing a state in which a jig according to an embodiment of the present invention is inserted into the inside of the brush to expand the inner diameter of the brush
  • FIG. 19 is the present invention Is a view showing a state in which the elastic member surrounding the outer circumferential surface of the shaft unit is inserted into the brush having an expanded inner diameter according to an embodiment of the present invention
  • FIG. 19 is the present invention Is a view showing a state in which the elastic member surrounding the outer circumferential surface of the shaft unit is inserted into the brush having an expanded inner diameter according to an embodiment of the present invention
  • FIG. 20 is a view of the shaft unit inside the brush according to an embodiment of the present invention. It is a view showing a state in which the jig is removed after inserting the elastic member surrounding the outer circumferential surface, and FIG. 21 is a view illustrating a state of assembling brackets at both ends of the shaft unit according to an embodiment of the present invention.
  • both ends of a fabric having villi hairs on a wide fiber layer may be stitched together.
  • the brush 130 having a cylindrical shape may be manufactured by turning over so that the villi are exposed to the outside, as shown in FIG. 17.
  • the elastic member 120 may be provided to surround the outer peripheral surface of the shaft unit 110 by insert injection molding.
  • the elastic member 120 and the shaft unit (110) can be joined.
  • a jig G is inserted into the brush 130 to insert the brush ( 130) can be expanded.
  • the inner diameter of the brush 130 is expanded, as shown in FIG. 19, the elastic member 120 surrounding the outer circumferential surface of the shaft unit 110 can be easily inserted into the brush 130.
  • the jig G may be removed as shown in FIG. 20.
  • the jig (G) is removed, as shown in FIG. 21, after attaching the brackets 140 to both ends of the shaft unit 110, a sealant is applied to seal the inside of the brush drum 100.
  • the drum 100 can be manufactured.
  • FIG. 22 is a view showing a state in which the outer diameter of the elastic member is reduced by inserting an elastic member surrounding the outer circumferential surface of the shaft unit into the jig according to another embodiment of the present invention
  • FIG. It is a view showing a state in which an elastic member with a reduced outer diameter is inserted into the inside of a brush
  • FIG. 24 is a diagram showing a state in which an elastic member with a reduced outer diameter according to another embodiment of the present invention is inserted into the inside of the brush and then a jig is removed It is a drawing showing the appearance.
  • the outer circumferential surface of the shaft unit 110 is wrapped inside the jig G.
  • the outer diameter of the elastic member 120 may be reduced by inserting the elastic member 120.
  • the elastic member 120 surrounding the outer circumferential surface of the shaft unit 110 can be easily inserted into the brush 130.
  • the jig G may be removed.
  • the jig (G) is removed, as shown in FIG. 21, after attaching the brackets 140 to both ends of the shaft unit 110, a sealant is applied to seal the inside of the brush drum 100.
  • the drum 100 can be manufactured.

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

Abstract

La présente invention concerne un dispositif de nettoyage qui comprend : un corps ; une tête de brosse reliée au corps par un tuyau de raccordement et comportant un orifice d'aspiration ; et un rouleau brosseur monté de façon rotative sur la tête de brosse, le rouleau brosseur comprenant : une unité d'arbre qui est montée de façon rotative sur la tête de brosse ; un élément élastique cylindrique qui est disposé de façon à entourer la surface circonférentielle externe de l'unité d'arbre ; une brosse qui est disposée sous une forme cylindrique pour entourer la surface circonférentielle externe de l'élément élastique et est constituée de laine ; une paire de supports qui sont assemblés aux deux extrémités opposées de l'unité d'arbre et permettent à l'unité d'arbre d'être montée de façon rotative sur la tête de brosse ; et une unité de manche qui est montée de façon amovible sur la tête de brosse et sur laquelle un support de la paire de supports est monté de façon amovible.
PCT/KR2020/003055 2019-04-04 2020-03-04 Dispositif de nettoyage et procédé de production d'un rouleau brosseur d'un dispositif de nettoyage WO2020204368A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US17/420,019 US20220087489A1 (en) 2019-04-04 2020-03-04 Cleaner and method of manufacturing brush drum of cleaner

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR10-2019-0039363 2019-04-04
KR1020190039363A KR102707557B1 (ko) 2019-04-04 2019-04-04 청소기 및 청소기의 브러시 드럼 제조방법

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WO2020204368A1 true WO2020204368A1 (fr) 2020-10-08

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US (1) US20220087489A1 (fr)
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WO (1) WO2020204368A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USD990078S1 (en) * 2020-09-02 2023-06-20 Samsung Electronics Co., Ltd. Vacuum cleaner
CN113812890B (zh) * 2021-10-08 2022-04-26 广州市台博自动化设备有限公司 一种扫地、拖地、吸尘为一体机器人滚筒缠绕机
KR102717319B1 (ko) 2022-03-11 2024-10-16 엘지전자 주식회사 청소기

Citations (5)

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Publication number Priority date Publication date Assignee Title
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