WO2019212195A1 - 청소기의 노즐 - Google Patents
청소기의 노즐 Download PDFInfo
- Publication number
- WO2019212195A1 WO2019212195A1 PCT/KR2019/004988 KR2019004988W WO2019212195A1 WO 2019212195 A1 WO2019212195 A1 WO 2019212195A1 KR 2019004988 W KR2019004988 W KR 2019004988W WO 2019212195 A1 WO2019212195 A1 WO 2019212195A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- water
- nozzle
- water tank
- flow path
- rotary cleaning
- Prior art date
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
- A47L7/00—Suction cleaners adapted for additional purposes; Tables with suction openings for cleaning purposes; Containers for cleaning articles by suction; Suction cleaners adapted to cleaning of brushes; Suction cleaners adapted to taking-up liquids
- A47L7/0004—Suction cleaners adapted to take up liquids, e.g. wet or dry vacuum cleaners
- A47L7/0009—Suction cleaners adapted to take up liquids, e.g. wet or dry vacuum cleaners with means mounted on the nozzle; nozzles specially adapted for the recovery of liquid
-
- 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
- A47L11/02—Floor surfacing or polishing machines
- A47L11/20—Floor surfacing or polishing machines combined with vacuum cleaning devices
- A47L11/204—Floor surfacing or polishing machines combined with vacuum cleaning devices having combined drive for brushes and for vacuum cleaning
- A47L11/206—Floor surfacing or polishing machines combined with vacuum cleaning devices having combined drive for brushes and for vacuum cleaning for rotary disc 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
- 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
- A47L11/4013—Contaminants collecting devices, i.e. hoppers, tanks or the like
-
- 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
- A47L11/4036—Parts or details of the surface treating tools
- A47L11/4038—Disk shaped surface treating tools
-
- 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
- A47L11/4063—Driving means; Transmission means therefor
- A47L11/4069—Driving or transmission means for the cleaning tools
-
- 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
- A47L11/408—Means for supplying cleaning or surface treating agents
- A47L11/4083—Liquid supply reservoirs; Preparation of the agents, e.g. mixing devices
-
- 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
- A47L11/408—Means for supplying cleaning or surface treating agents
- A47L11/4088—Supply pumps; Spraying devices; Supply conduits
-
- 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
- A47L11/4094—Accessories to be used in combination with conventional vacuum-cleaning devices
-
- 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
- A47L9/0472—Discs
-
- 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
- A47L9/06—Nozzles with fixed, e.g. adjustably fixed brushes or the like
- A47L9/068—Nozzles combined with a different cleaning side, e.g. duplex nozzles or dual purpose nozzles
Definitions
- the present specification relates to a nozzle of a cleaner.
- the vacuum cleaner is a device for cleaning by sucking or wiping dust or foreign matter in the area to be cleaned.
- Such a cleaner may be classified into a manual cleaner for performing cleaning while the user directly moves the cleaner, and an automatic cleaner for cleaning while driving by the user.
- the manual cleaner may be classified into a canister type cleaner, an upright type cleaner, a handy type cleaner, a stick type cleaner, and the like according to the type of the cleaner.
- Such a cleaner may clean the bottom surface using a nozzle.
- the nozzle can be used to suck air and dust.
- a mop may be attached to the nozzle to clean the floor with the mop.
- the inlet assembly of Prior Art 1 includes an inlet body provided with a inlet.
- the suction port main body includes a front first suction path, a rear second suction path, and a guide passage formed between the first suction path and the second suction path.
- a mop is rotatably installed at a lower end of the suction main body, and a rotation driving part is provided at an inner side of the suction main body to drive the mop.
- the rotary driving unit includes one rotary motor and gears for transmitting power of one rotary motor to a plurality of rotating bodies to which a mop is attached.
- Korean Patent Laid-Open No. 10-2017-0028765 which is Prior Art 2, discloses a cleaner.
- the cleaner disclosed in Prior Art 2 has a cleaner main body rotatably installed at a lower portion thereof, a handle connected to the cleaner main body or a bucket attached to the cleaner main body, and a water injection nozzle installed to spray water to the front of the cleaner main body. And a water supply unit for supplying water from the bucket to the water jet nozzle.
- the present invention provides a nozzle of a cleaner which can not only inhale foreign matter on the bottom surface, but also wipe the bottom by rotating the mop, and supply water to the mop.
- the present invention also provides a nozzle of a cleaner which can stably supply water of a water tank to a rotary cleaning unit in a cleaning process.
- the present invention provides a nozzle of a cleaner in which the flow path loss is reduced by preventing the increase in the length of the air flow path for the air to flow, even when applying the structure to wipe the floor using a mop.
- the present invention provides a nozzle of a cleaner that can increase the amount of storage of water in the water tank while minimizing the height increase of the nozzle.
- the present invention provides a nozzle of a cleaner that can ensure the cleaning area by the mop even with a small amount of movement when cleaning using the nozzle.
- the present invention provides a nozzle of a cleaner in which the weights of the plurality of drive devices are uniformly distributed from side to side.
- the present invention also provides a nozzle of a cleaner in which the center of gravity of the nozzle in the state where the water tank is mounted is prevented from being directed to the driving device side.
- the present invention provides a nozzle of a cleaner in which water discharged through a water supply passage is prevented from being introduced into the nozzle body.
- the present invention provides a nozzle of a cleaner in which the length of the water supply passage for supplying water of the water tank to the rotary cleaning unit is minimized.
- the present invention provides a nozzle of a cleaner in which leakage of water discharged from a water tank is minimized.
- the present invention provides a nozzle of a cleaner that can supply the same amount of water to each rotary cleaning unit.
- the present invention provides a nozzle of the cleaner that can be prevented from leaking water from the water tank to the outside in the process of supplying air to the water tank by installing a gasket in the water tank.
- the nozzle of the cleaner of the present invention for solving the above problems, the nozzle body having a suction passage for air is sucked;
- a rotary cleaning unit disposed rotatably under the nozzle body and having a rotating plate to which a mop can be attached; It may include a drive device provided in the nozzle body, the drive device having a drive motor for driving the rotary cleaning unit.
- the rotary cleaning unit may include a first rotary cleaning unit and a second rotary cleaning unit spaced apart in the left and right directions below the nozzle body.
- the driving device is disposed on one side of the flow path extending in the front-rear direction of the suction flow path, and is arranged on the other side of the flow path extending in the front-rear direction of the first driving device for driving the first rotary cleaning unit. And, it may include a second drive device for driving the second rotary cleaning unit.
- the nozzle of the cleaner in the present invention the water tank for storing the water for supplying to the rotary cleaning unit, so as to supply water to the rotary cleaning unit; And a water supply passage provided in the nozzle body and communicating with the water tank and supplying water from the water tank to the rotary cleaning unit.
- a water pump for pumping the water in the water tank to the mop side while being driven by a pump motor may be disposed.
- the water supply flow passage may include a supply pipe through which water discharged from an outlet of the water tank flows, a connector connected to the supply pipe, and a first branch pipe connected to the connector and supplying water to the first rotary cleaning unit. And a second branch pipe connected to the connector and configured to supply water to the second rotary cleaning unit.
- An injection nozzle may be disposed in each of the first branch pipe and the second branch pipe, and a nozzle end of the injection nozzle may be disposed to face the respective rotary cleaning units.
- the supply pipe may include a first supply pipe connected to an inlet of the water pump, and a second supply pipe connected to an outlet of the water pump and the connector.
- the suction flow passage includes a first flow passage extending in the left-right direction at a front end of the nozzle body and a second flow passage extending in the front-rear direction at a central portion of the first flow passage, and the second flow passage extends the nozzle body.
- the outlet and the water pump may be located at one side of the left and right sides of the second flow path.
- the connector may be located directly above the second flow path.
- the water pump has a first inlet through which water discharged from the water tank flows into one side, and an outer chamber having first and second discharge ports respectively formed at upper and lower sides of the other side, and formed inside the outer chamber.
- a third discharge port through which water is discharged to the mop side is formed at one side, and an inner chamber forming third and fourth inlets through which water is introduced into the upper and lower sides of the other side, and mounted at the other side of the outer chamber,
- the first and second discharge ports to discharge the water discharged through the first and second discharge port, the compression member made of an elastic material, and the opening and closing of the first and second discharge port on the other side of the first and second discharge port It may include a second valve member and a third, fourth valve member for controlling the opening and closing of the third, fourth inlet at one side of the third, fourth inlet.
- the compression member may include a first compression chamber covering a first discharge port and a third injection hole on the other side of the outer chamber, and a second compression chamber covering the second discharge port and the fourth injection hole.
- the compression member may further include a vertical plate of a flat shape fixed to the other end of the first compression chamber and the second compression chamber, and a shaft extending in the horizontal direction from the center of the vertical plate.
- the compression member may further include a driving unit rotatably connected to an end portion of the shaft, and lifting or rotating the end portion of the shaft in a vertical direction while reciprocating.
- the drive unit may include a power transmission member for converting and transmitting the rotational motion of the pump motor and the pump motor to a reciprocating motion.
- the power transmission member includes a rotating member connected to the pump motor to rotate, a first link member eccentrically coupled to the rotating member, and one end of which is rotatably fixed to the first link member, and the other end thereof. It may include a second link member rotatably fixed to the shaft.
- the water tank includes a tank body having a chamber in which water is stored and a discharge port through which water is discharged, and a valve having an opening and closing portion to open and close the discharge port in the tank body.
- the water supply passage may be connected to the valve operation unit.
- the mop may be attached to the lower side of the rotating plate, and the rotating plate may be provided with a plurality of water passage holes through which water discharged from the water supply passage passes.
- the plurality of water passage holes may be arranged spaced apart in the circumferential direction with respect to the rotation center of the rotating plate.
- At least one air hole may be formed in the water tank to allow external air to flow therein, and a gasket formed in a slit may be pressed into the air hole.
- the slit may be opened when the water in the water tank is forcibly discharged, and may be shielded while the water in the water tank is not discharged.
- the floor can be cleaned by rotating the rotating plate attached to the mop can improve the floor cleaning performance.
- the water tank is mounted to the nozzle can supply water to the mop, there is an advantage that the user's convenience is increased.
- the water pump can be operated by the pump motor, so that the water in the water tank can be stably supplied to the rotary cleaning unit during the cleaning process.
- the flow path loss is increased by preventing the increase of the length of the air flow path for the air to flow. Can be prevented.
- the water tank separates the two chambers from side to side, the two chambers are communicated in the front part of the water tank, and the two chambers are arranged to surround the drive unit, thereby minimizing the height increase of the nozzles while the water tank There is an advantage that can increase the storage amount of.
- the diameter of the mop is formed to be 0.6 times or more than half of the left and right width of the nozzle body, the area for cleaning the floor facing the nozzle body is not only increased, but also does not face the nozzle body The area for cleaning the floor can also be increased. Therefore, even if the nozzle is moved less, the floor surface of the same area can be cleaned using a mop.
- the two driving devices are disposed on both sides of the second flow path extending in the front-rear direction, there is an advantage that the weight of the driving device can be uniformly distributed from side to side in the nozzle.
- the connecting chamber connecting the two chambers in the water tank is located between the first flow path and the plurality of driving devices, the center of gravity of the nozzle can be prevented from tilting toward the rear of the nozzle.
- the spray nozzle connected to the end of the water supply flow path is exposed to the outside of the nozzle housing, water injected from the spray nozzle can be prevented from entering the nozzle housing.
- the water supply passage branches the water to supply water to each of the plurality of rotary cleaning units, there is an advantage of minimizing the water leakage portion.
- the discharge port and the water pump are located on one side of the second flow path of the suction flow path, there is an advantage that the length of the water supply flow path is minimized.
- the connector to which the branch pipes are connected is located on the upper side of the second flow path, substantially the same amount of water can be supplied to each rotary cleaning unit.
- FIG 1 and 2 are perspective views of the nozzle of the cleaner according to an embodiment of the present invention.
- Figure 3 is a bottom view of the nozzle of the cleaner according to an embodiment of the present invention.
- FIG. 4 is a perspective view of the nozzle of the cleaner of FIG.
- FIG. 5 is a cross-sectional view taken along the line A-A of FIG.
- FIGS. 6 and 7 are exploded perspective views of a nozzle according to an embodiment of the present invention.
- FIG 8 and 9 are perspective views of a water tank according to an embodiment of the present invention.
- FIG. 10 is a perspective view of the nozzle cover according to an embodiment of the present invention viewed from above.
- FIG. 11 is a perspective view of the nozzle cover according to an embodiment of the present invention viewed from below.
- FIG. 12 is a view showing a state in which a flow path forming unit is coupled to a nozzle base according to an embodiment of the present invention.
- FIG. 13 is a view of the nozzle base according to an embodiment of the present invention viewed from below.
- FIG. 14 is a view showing a plurality of switches installed in the control board according to an embodiment of the present invention.
- 15 is a view of the first and second driving devices according to an embodiment of the present invention viewed from below.
- 16 is a view of the first and second driving devices according to an exemplary embodiment as viewed from above.
- 17 is a view showing a structure for preventing rotation of the motor housing and the drive motor.
- FIG. 18 is a view showing a state in which a power transmission unit is coupled to a drive motor according to an embodiment of the present invention.
- 19 is a view showing a state in which a power transmission unit is coupled to a drive motor according to another embodiment of the present invention.
- 20 is a plan view showing a state in which a driving device is installed in the nozzle base according to an embodiment of the present invention.
- 21 is a front view showing a state in which a driving device is installed in the nozzle base according to an embodiment of the present invention.
- Figure 22 is a view from above of the rotating plate according to an embodiment of the present invention.
- FIG. 23 is a view of the rotating plate according to an embodiment of the present invention from the bottom side.
- FIG. 24 is a view showing a water supply passage for supplying water to the rotary cleaning unit of the water tank according to an embodiment of the present invention.
- FIG. 25 shows a valve in a water tank according to one embodiment of the invention.
- Fig. 26 is a view showing a state in which a valve is opened with a water tank mounted on the nozzle housing;
- FIG. 27 is a view showing a state in which the rotating plate is coupled to the nozzle body according to an embodiment of the present invention.
- FIG. 28 is a view showing the arrangement of the injection nozzle in the nozzle body according to an embodiment of the present invention.
- 29 is a conceptual view illustrating a process of supplying water to a rotary cleaning unit in a water tank according to an embodiment of the present invention.
- FIG. 31 is a sectional view taken along the line 'A' of FIG. 30;
- FIG. 32 is a perspective view taken from the plug portion of FIG. 31;
- FIG 33 is a schematic view showing the configuration of a water pump and a water supply passage which are some components of the present invention.
- 34 is a schematic view of the water pump in the standby state.
- 35 to 36 schematically show a water pump in an operating state.
- first, second, A, B, (a), and (b) may be used. These terms are only for distinguishing the components from other components, and the nature, order or order of the components are not limited by the terms. If a component is described as being “connected”, “coupled” or “connected” to another component, that component may be directly connected or connected to that other component, but between components It will be understood that may be “connected”, “coupled” or “connected”.
- FIG. 1 and 2 are perspective views of a nozzle of a cleaner according to an embodiment of the present invention
- Figure 3 is a bottom view of the nozzle of the cleaner according to an embodiment of the present invention
- Figure 4 is a nozzle of the cleaner of Figure 1 It is a perspective view seen from the back side
- FIG. 5 is sectional drawing cut along the AA of FIG.
- the nozzle 1 (hereinafter referred to as “nozzle”) of the cleaner according to the exemplary embodiment of the present invention may move to the nozzle body 10 and the nozzle body 10. It may include a connector 50 to be connected.
- the nozzle 1 of the present embodiment may be connected to, for example, a handy cleaner or a canister type cleaner.
- the nozzle 1 may have its own battery to supply power to the power consumption unit or to operate by receiving power from a cleaner.
- the suction force generated by the suction motor acts as the nozzle 1 to suck foreign substances and air from the bottom surface of the nozzle 1. .
- the nozzle 1 may serve to guide foreign substances and air from the bottom surface to the cleaner.
- the connecting pipe 50 may be connected to the rear center portion of the nozzle body 10 and guide the sucked air to the cleaner.
- the nozzle 1 may further include rotation cleaning parts 40 and 41 rotatably provided under the nozzle body 10.
- a pair of rotary cleaning parts 40 and 41 may be arranged in the left and right directions.
- the pair of rotary cleaning parts 40 and 41 may be rotated independently.
- the nozzle 1 may include a first rotary cleaning unit 40 and a second rotary cleaning unit 41.
- Each of the rotary cleaning units 40 and 41 may include mops 402 and 404.
- the mops 402 and 404 may be formed in a disc shape, for example.
- the mops 402 and 402 may include a first mop 402 and a second mop 404.
- the nozzle body 10 may include a nozzle housing 100 forming an outer shape.
- the nozzle housing 100 may form suction passages 112 and 114 for sucking air.
- the suction flow paths 112 and 114 communicate with the first flow path 112 extending in the left and right directions from the nozzle housing 100, and the second flow path 114 communicating with the first flow path 112 and extending in the front-rear direction. It may include.
- the first flow path 112 may be formed at the front end of the lower surface of the nozzle housing 100.
- the second flow passage 114 may extend rearward from the first flow passage 112.
- the second flow passage 114 may extend rearward from the central portion of the first flow passage 112 toward the connecting pipe 50.
- the center line A1 of the first flow path 112 may extend in the horizontal direction.
- the center line A2 of the second flow passage 114 may extend in the front-rear direction and may cross the center line A1 of the first flow passage 112.
- the center line A2 of the second flow passage 114 may be positioned at, for example, a point that bisects the nozzle body 10 to left and right.
- the mops 402 and 404 may protrude not only to both sides of the nozzle 1 but also to the rear.
- the rotary cleaning parts 40 and 41 may be located at the rear of the first flow path 112 at the lower side of the nozzle body 10.
- the bottom surface may be wiped by the mops 402 and 404 after the foreign matter and air on the bottom surface are sucked by the first flow path 112.
- the first rotational center C1 of the first rotary cleaning unit 40 (for example, the rotational center of the rotating plate 420) and the second rotational center C2 of the second rotary cleaning unit 41 (working For example, the rotation center of the rotating plate 440 is spaced apart in the left and right directions.
- the center line A2 of the second flow path 114 may be located in an area between the first rotation center C1 and the second rotation center C2.
- the central axis Y that bisects the front and rear length L1 of the nozzle body 10 may be located in front of the rotation centers C1 and C2 of the respective rotary cleaning parts 40 and 41. have. That is, the central axis Y that bisects the front and rear length L1 of the nozzle body 10 is a front end portion of the nozzle body 10 rather than the rotation centers C1 and C2 of the respective rotary cleaning parts 40 and 41. Can be located close to. This is to prevent the rotary cleaning parts 40 and 41 from blocking the first flow path 114.
- the distance L3 between the central axis Y and the rotation centers C1 and C2 of the rotary cleaning parts 40 and 41 may be set to a value greater than zero.
- the distance (L2) between the rotation center (C1, C2) of the rotary cleaning unit 40, 41 may be formed larger than the diameter of each mop (402, 404). This is to prevent the rags 402 and 404 from interfering in the process of rotating, to reduce mutual friction, and to reduce the area that can be cleaned by the interference part.
- the diameters of the mops 402 and 404 are preferably 0.6 times or more than half of the left and right widths of the nozzle body 10.
- the area for cleaning the floor facing the nozzle body 10 with the rags 402 and 404 may be increased, and the area for cleaning the floor not facing the nozzle body 10 may also be increased. Can be.
- the cleaning area by the rags 402 and 404 can be secured even with a small amount of movement when the nozzle 1 is cleaned.
- the nozzle housing 100 may include a nozzle base 110 and a nozzle cover 130 coupled to an upper side of the nozzle base 110.
- the nozzle base 110 may form the first flow path 112.
- the nozzle housing 100 may further include a flow path forming unit 150 that forms the second flow path 114 together with the nozzle base 110.
- the flow path forming unit 150 may be coupled to an upper center portion of the nozzle base 110, and an end thereof may be connected to the connection pipe 50.
- the second flow path 114 may extend in a substantially straight line shape in the front and rear directions by the arrangement of the flow path forming part 150, the length of the second flow path 114 may be minimized, so that the nozzle The flow path loss in (1) can be minimized.
- the front portion of the flow path forming part 150 may cover the upper side of the first flow path 112.
- the flow path forming unit 150 may be disposed to be inclined upward from the front end to the rear side.
- the flow path forming unit 150 may have a lower height than the rear portion of the front portion.
- the height of the front portion of the flow path forming portion 150 is low, there is an advantage that the height of the front portion of the entire height of the nozzle (1) can be reduced.
- the nozzle base 110 may include an extension part 129 for supporting the connection pipe 50.
- the extension part 129 may extend rearward from the rear end of the nozzle base 110.
- the connecting pipe 50 may include a first connecting pipe 510 connected to an end of the flow path forming unit 150, and a second connecting pipe 520 rotatably connected to the first connecting pipe 510. And, it may include a guide tube 530 for communicating the first connecting pipe 510 and the second connecting pipe 520.
- the first connector 510 may be seated on the extension 129, and the second connector 520 may be connected to an extension tube or a hose of the cleaner.
- the lower side of the nozzle base 110 may be provided with a plurality of rollers for smooth movement of the nozzle (1).
- first roller 124 and the second roller 126 may be positioned behind the first flow path 112 in the nozzle base 110.
- the first roller 124 and the second roller 126 may be spaced apart in the left and right directions.
- the first flow path 112 is sheared at the front of the nozzle base 110. It can be located as close as possible to the part, so that the area to be cleaned using the nozzle 1 can be increased.
- the area where the suction force does not act in front of the first flow path 112 increases during cleaning, and thus, cleaning is not performed. The area is increased.
- the distance from the front end of the nozzle base 110 to the first flow path 112 can be minimized, thereby increasing the cleanable area.
- the left and right lengths of the first flow path 112 may be maximized.
- the distance between both ends of the first flow path 112 and both side ends of the nozzle base 110 may be minimized.
- first roller 124 may be located in a space between the first flow path 112 and the first mop 402.
- second roller 126 may be located in a space between the first flow path 112 and the second mop 404.
- the first roller 124 and the second roller 126 may be rotatably connected to the shaft 125, respectively.
- the shaft 125 may be fixed to the lower side of the nozzle base 110 in a state in which the shaft 125 is disposed to extend in the left and right directions.
- the distance between the shaft 125 and the front end of the nozzle base 110 is longer than the distance between the respective mops 402 and 404 (or a rotating plate to be described later) and the front end of the nozzle base 110.
- each of the rotary cleaning parts 40 and 41 is positioned between the shaft 125 of the first roller 124 and the shaft 125 of the second roller 126.
- the rotary cleaning unit 40, 41 can be positioned as close as possible to the first flow path 112, and by the rotary cleaning unit 40, 41 from the bottom surface on which the nozzle 1 is located.
- the area to be cleaned can be increased, so that the floor cleaning performance can be improved.
- the plurality of rollers is not limited, but may support the nozzle 1 three points. That is, the plurality of rollers may further include a third roller 129a provided in the extension part 129 of the nozzle base 110.
- the third roller 129a may be located at the rear of the mop 402, 404 to prevent interference with the mop 402, 404.
- the nozzle body 10 may further include a water tank 200 to supply water to the mops 402 and 404.
- the water tank 200 may be detachably connected to the nozzle housing 100. In the state in which the water tank 200 is mounted on the nozzle housing 100, water of the water tank 200 may be supplied to the mops 402 and 404.
- the nozzle body 10 may further include an operation unit 300 that is operated to separate the nozzle body 10 while the water tank 200 is mounted to the nozzle housing 100.
- the operation unit 300 may be provided in the nozzle housing 100.
- the nozzle housing 100 is provided with a first coupling portion 310 for coupling with the water tank 200, and the water tank 200 has a second coupling for coupling with the first coupling portion 310.
- the unit 254 may be provided.
- the operation unit 300 may be disposed to move up and down in the nozzle housing 100.
- the first coupling unit 310 may move under the manipulation force of the manipulation unit 300 at the lower side of the manipulation unit 300.
- the first coupling part 310 may move in the front-rear direction.
- each of the operation unit 300 and the first coupling portion 310 may include an inclined surface in contact with each other.
- the first coupling unit 310 may move horizontally (for example, forward and backward direction).
- the first coupling part 310 includes a hook 312 to be coupled to the second coupling part 254, and the second coupling part 254 is a groove 256 into which the hook 312 is inserted. ) May be included.
- the first coupling part 310 may be elastically supported by the elastic member 314 so that the state in which the first coupling part 310 is coupled to the second coupling part 254 is maintained.
- the hook 312 when the hook 312 is inserted into the groove 256 by the elastic member 314, and the pressing portion 312 is pressed downward, the hook 312 is the groove 256. Will fall out of When the hook 312 is removed from the groove 256, the water tank 200 may be separated from the nozzle housing 100.
- the manipulation unit 300 may be positioned above the second flow passage 114 as an example.
- the manipulation unit 300 may be disposed to overlap the center line A2 of the second flow passage 114 in the vertical direction.
- the nozzle body 10 may further include an adjusting unit 180 for adjusting the amount of water discharged from the water tank 200.
- the adjusting unit 180 may be located at the rear side of the nozzle body 10.
- the control unit 180 may be manipulated by a user, and the control unit 180 may allow water to be discharged from the water tank 200 or to prevent water from being discharged.
- the controller 180 may adjust the amount of water discharged from the water tank 200. For example, as the control unit 180 is operated, water is discharged from the water tank 200 by a first amount per unit time, or water is discharged by a second amount more than the first amount per unit time. You can do that.
- the adjusting unit 180 may be provided to pivot in the left and right directions on the nozzle body 10 or may be provided to pivot in the vertical direction.
- the water discharge rate is 0, and the left side of the control unit 180 is pushed so that the control unit 180 pivots to the left side.
- the water may be discharged from the water tank 200 by a first amount per unit time.
- control unit 180 When the control unit 180 is pivoted to the right by pushing the right side of the control unit 180, water may be discharged by the second amount per unit time from the water tank 200.
- a configuration for detecting the manipulation of the adjusting unit 180 will be described later with reference to the drawings.
- FIGS. 6 and 7 are exploded perspective views of a nozzle according to an embodiment of the present invention
- Figures 8 and 9 are perspective views of a water tank according to an embodiment of the present invention.
- the nozzle body 10 may further include a plurality of driving devices 170 and 171 for individually driving the rotary cleaning parts 40 and 41. .
- the plurality of driving devices 170 and 171 may include a first driving device 170 for driving the first rotary cleaning unit 40 and a second driving device 171 for driving the second rotary cleaning unit 41. It may include.
- each of the driving devices 170 and 171 operates individually, even if some of the plurality of driving devices 170 and 171 fail, some of the driving devices may rotate the rotary cleaning unit.
- the first driving device 170 and the second driving device 171 may be spaced apart from each other in the left and right directions from the nozzle body 10.
- Each of the driving devices 70 and 171 may be located at the rear of the first flow path 112.
- the second flow path 114 may be located between the first driving device 170 and the second driving device 171. Therefore, even if the plurality of driving devices 170 and 171 are provided, the second flow passage 114 is not affected, and thus the length of the second flow passage 114 can be minimized.
- the weight is uniformly left and right in the nozzle 1. Since it is dispensed, the center of gravity can be prevented from biasing to either side of the nozzle 1.
- the plurality of driving devices 170 and 171 may be disposed in the nozzle body 10.
- the plurality of driving devices 170 and 171 may be seated on an upper side of the nozzle base 110 and may be covered by the nozzle cover 130. That is, the plurality of driving devices 170 and 171 may be located between the nozzle base 110 and the nozzle cover 130.
- Each of the rotary cleaning units 40 and 41 may further include rotating plates 420 and 440 which are rotated by receiving power from the driving devices 170 and 171.
- the rotating plates 420 and 440 may be connected to the first driving device 170 and may be connected to the first driving plate 420 to which the first mop 402 is attached and to the second driving device 171. It may include a second rotating plate 440 to which the second mop 404 is attached.
- the rotating plates 420 and 440 may be formed in a disc shape, and the rags 402 and 404 may be attached to a lower surface thereof.
- the rotating plates 420 and 440 may be connected to the driving devices 170 and 171 at the lower side of the nozzle base 110. That is, the rotating plates 420 and 440 may be connected to the driving devices 170 and 171 on the outside of the nozzle housing 100.
- the water tank 200 may be mounted above the nozzle housing 100.
- the water tank 200 may be seated on an upper side of the nozzle cover 130.
- the water tank 200 may form a part of the exterior of the nozzle body 10 in a state in which the water tank 200 is seated on the upper side of the nozzle cover 130.
- the water tank 200 may form part of an outer surface of the nozzle body 10.
- the water tank 200 may include a first body 210 and a second body 250 coupled to the first body 210 to define a chamber in which water is stored together with the first body 210. It may include.
- the chamber includes a first chamber 222 located above the first drive device 170, a second chamber 224 located above the second drive device 171, and the first chamber.
- 222 may include a connection chamber 226 communicating with the second chamber 224 and positioned above the second flow passage 114.
- the volume of the connecting chamber 226 is increased in the first chamber 222 so that the amount of water stored while increasing the height of the nozzle 1 is minimized by the water tank 200. And smaller than the volume of the second chamber 224.
- the water tank 200 may be formed so that the front height is low and the rear height is high.
- the upper surface of the water tank 200 may be rounded upward from the front to the rear.
- connection chamber 226 may connect the first chamber 222 and the second chamber 224 which are disposed at both sides of the front portion of the water tank 200. That is, the connection chamber 226 may be located at the front portion of the water tank 200.
- the water tank 200 includes a first inlet 211 for injecting water into the first chamber 222 and a second inlet 212 for injecting water into the second chamber 224. can do.
- the first inlet 211 may be covered by the first inlet cover 240, and the second inlet 212 may be covered by the second inlet cover 242.
- each of the inlet covers 242 and 240 may be formed of a rubber material.
- Each of the inlets 211 and 212 may be formed at both side surfaces of the first body 210 as an example.
- the height of both side surfaces of the first body 210 may be the lowest of the front end portion and higher toward the rear side.
- the inlets 211 and 212 may be located closer to the rear end than the front end at both sides of the first body 210.
- the first body 210 may include a first slot 218 for preventing interference with the manipulation unit 300 and the coupling units 310 and 254.
- the first slot 218 may be formed to have a central rear end of the first body 210 recessed toward the front.
- the second body 230 may include a second slot 252 for preventing interference with the manipulation unit 300.
- the second slot 252 may be formed to have a central rear end of the second body 230 recessed toward the front.
- the second body 230 may further include a slot cover 253 that covers a portion of the first slot 218 of the first body 210 in a state in which it is coupled with the first body 210. . That is, the front and rear lengths of the second slots 252 are shorter than the front and rear lengths of the first slots 218.
- the second coupling part 254 may extend downward from the slot cover 253. Therefore, the second coupling part 254 may be located in a space formed by the first slot 218.
- the water tank 200 may include a coupling rib 235 for engaging with the nozzle cover 130 before the second coupling part 254 of the water tank 200 is coupled with the first coupling part 310. 236 may be further included.
- the coupling ribs 235 and 236 may include the water tank 200 at the nozzle cover 130 before the second coupling portion 254 of the water tank 200 is engaged with the first coupling portion 310. It also serves to guide the location of the combination.
- a plurality of coupling ribs 235 and 236 may protrude from the first body 110 and may be spaced apart from each other in a horizontal direction.
- the plurality of coupling ribs 235 and 236 may protrude forward from the front surface of the first body 110 and may be spaced in the left and right directions.
- each of the driving devices 170 and 171 is provided inside the nozzle body 10, a part of the nozzle body 10 is provided at both sides of the second flow path 114 by the driving devices 170 and 171. Can protrude upwards.
- the water tank 200 may form a pair of accommodating spaces 232 and 233 to prevent interference with a portion protruding from the nozzle body 10.
- the pair of accommodation spaces 232 and 233 may be formed as a portion of the first body 210 is recessed upward.
- the pair of accommodation spaces 232 and 233 may be divided left and right by the first slot 218.
- the water tank 200 may further include an outlet 216 for discharging water.
- the outlet 216 may be formed on a bottom surface of the first body 210.
- the outlet 216 may be opened and closed by the valve 230.
- the valve 230 may be disposed in the water tank 200.
- the valve 230 may be operated by an external force, and unless the external force is applied, the valve 230 keeps the outlet 216 closed. Therefore, water may be prevented from being discharged from the water tank 200 through the outlet 216 in a state in which the water tank 200 is separated from the nozzle body 10.
- the water tank 200 may include a single outlet 216.
- the outlet 216 may be located below one of the first chamber 222 and the second chamber 224. That is, the outlet 116 may be located close to any one of the pair of accommodation spaces 232 and 233.
- the reason why the water tank 200 has a single outlet 216 is to reduce the number of parts that may be water leakage.
- the number of valves 230 for opening and closing the outlet 216 also increases. This not only means that the number of parts is increased, but also that the volume of the chamber for storing water in the water tank 200 is reduced by the valve 230.
- the outlet 216 is located close to the front end portion of the first body 210 so that water in the water tank 200 can be smoothly discharged. Can be.
- FIG. 10 is a perspective view of the nozzle cover according to an embodiment of the present invention, viewed from above
- FIG. 11 is a perspective view of the nozzle cover according to an embodiment of the present invention, viewed from below.
- the nozzle cover 130 may include driving part covers 132 and 134 covering upper sides of the driving devices 170 and 171.
- Each of the driving part covers 132 and 134 protrudes upward from the nozzle cover 130.
- Each of the driving unit covers 132 and 134 may surround an upper side of the driving units 170 and 171 without interfering with each of the driving units 170 and 171 installed in the nozzle base 110. That is, the driving part covers 132 and 134 are spaced apart from the nozzle base 110 in the left and right directions.
- each of the driving unit covers 132 and 134 is accommodated in each accommodation space 232 and 233 of the water tank 200, thereby providing a component. Interference between them is prevented.
- first chamber 222 and the second chamber 224 in the water tank 200 may be arranged to surround the circumference of each of the drive cover (132, 134).
- volumes of the first chamber 222 and the second chamber 224 may be increased.
- the first body 210 of the water tank 200 may be seated in a portion lower than the driving unit covers 132 and 134 in the nozzle cover 130.
- At least a portion of the bottom of the water tank 200 may be positioned lower than the axes A3 and A4 of the drive motor to be described later, so that the height increase by the water tank 200 is minimized.
- the bottoms of the first chamber 122 and the second chamber 124 may be positioned lower than the axes A3 and A4 of the driving motor to be described later.
- the nozzle cover 130 may further include a flow path cover 136 covering the flow path forming unit 150.
- the flow path cover 136 may be located between the driving part covers 132 and 134 and may be disposed at a position corresponding to the first slot 218 of the water tank 200.
- the flow path cover 136 may support the operation unit 300.
- the operation unit 300 may include a coupling hook 302 to be coupled to the flow path cover 136.
- the operation unit 300 may be coupled to the flow path cover 136 on the upper side of the flow path cover 136.
- the operation part 300 may be prevented from being separated above the flow path cover 136 while the coupling hook 302 is coupled to the flow path cover 136.
- an opening 136a through which the second coupling part 154 may be inserted may be formed in the flow path cover 136.
- the first coupling part 310 may be coupled to the second coupling part 254 while the second coupling part 254 of the water tank 200 is inserted into the opening 136a.
- the flow path cover 136 may be located in the first slot 218 of the first body 210 and the second slot 252 of the second body 250.
- a portion of the water tank 200 may be located on both sides of the flow path cover 136. Therefore, the water storage capacity of the water tank 200 may be increased while preventing the water tank 200 from interfering with the second flow passage 114.
- the highest point of the water tank 200 may be positioned equal to or lower than the highest point of the flow path cover 136 so that the height increase by the water tank 200 is prevented.
- the whole of the water tank 200 and the nozzle housing 100 It may be arranged to overlap in the vertical direction. That is, the water tank 200 does not protrude in the left and right and front and rear directions of the nozzle housing 100.
- the nozzle cover 130 may further include rib insertion holes 141 and 142 into which coupling ribs 235 and 236 provided in the water tank 200 are inserted.
- the rib insertion holes 141 and 142 may also be spaced apart from each other in the horizontal direction in the nozzle cover 130.
- the center or rear portion of the water tank 200 is moved downward to the first coupling portion 310.
- the second coupling part 254 may be coupled.
- the nozzle cover 130 may operate a valve 230 in the water tank 200, and a valve operation unit 144 capable of flowing water may be coupled to the nozzle cover 130.
- the valve operation unit 144 may be coupled to a lower side of the nozzle cover 130, and a portion thereof may protrude upward through the nozzle cover 130.
- valve operation unit 144 protruding upward passes through the outlet 216 of the water tank 200 and into the water tank 200. Can be pulled in. That is, the valve operation unit 144 may be disposed at a position facing the outlet 216 of the water tank 200.
- valve operation unit 144 will be described later with reference to the drawings.
- the nozzle cover 130 may be provided with a sealer 143 for preventing the water discharged from the water tank 200 from leaking around the valve operation unit 144.
- the sealer 143 may be formed of, for example, a rubber material, and may be coupled to the nozzle cover 130 at an upper side of the nozzle cover 130.
- the outlet 216 may be in contact with the sealer 143.
- the nozzle cover 130 may be provided with a water pump 270 for controlling the discharge of water from the water tank 200.
- the water pump 270 may be connected to the pump motor 280.
- a pump installation rib 146 for installing the water pump 270 may be provided below the nozzle cover 130. Since the water pump 270 and the pump motor 280 are installed in the nozzle cover 130, even if water is dropped into the nozzle base 110, the pump motor 280 may be prevented from coming into contact with water. Can be.
- the water pump 270 is a pump that operates to communicate with the inlet and the outlet by expanding or contracting while the valve body therein operates, and thus, a detailed description thereof will be omitted.
- the valve body in the water pump 270 may be driven by the pump motor 280. Therefore, according to the present embodiment, while the pump motor 280 is operating, the water of the water tank 200 may be supplied to the rotary cleaning parts 40 and 41 continuously and stably.
- the operation of the pump motor 280 may be adjusted by operating the control unit 180 described above. For example, on / off of the pump motor 280 may be selected by the control unit 180.
- the output (or rotational speed) of the pump motor 280 may be adjusted by the controller 180.
- the nozzle cover 130 may further include one or more fastening bosses 148 to be coupled to the nozzle base 110.
- the nozzle cover 130 may be provided with a spray nozzle 149 for spraying water to the rotary cleaning unit (40, 41) to be described later.
- a pair of spray nozzles 149 may be installed on the nozzle cover 130 in a state in which the pair of spray nozzles 149 are spaced from side to side.
- the nozzle cover 130 may be provided with a nozzle installation boss 149c for installing the injection nozzle 149.
- the injection nozzle 149 may be fastened to the nozzle installation boss 149c by a screw.
- the injection nozzle 149 may include a connecting portion 149a for connecting a branch pipe to be described later.
- FIG. 12 is a view showing a state in which a flow path forming unit is coupled to a nozzle base according to an embodiment of the present invention
- FIG. 13 is a view of the nozzle base according to an embodiment of the present invention as viewed from below.
- the nozzle base 110 passes through a transmission shaft (to be described later) connected to the rotating plates 420 and 440 in the driving devices 170 and 171. It may include a pair of axial through holes (116, 118) for.
- the nozzle base 110 is provided with a seating groove 116a for seating the sleeves (to be described later) provided in the driving devices 170 and 171, and the shaft through hole 116 in the seating groove 116a. , 118 may be formed.
- the seating groove 116a may be formed in a circular shape as an example, and may be formed by being recessed downward from the nozzle base 110.
- the shaft through holes 116 and 118 may be formed at the bottom of the seating groove 116a.
- the driving devices are moved during the movement of the nozzle 1 or during the operation of the driving devices 170 and 171. Horizontal movement of the 170 and 171 may be limited.
- the shaft through holes 116 and 118 may be disposed at both sides of the flow path forming unit 150 while the flow path forming unit 150 is coupled to the nozzle base 110.
- the nozzle base 110 may be provided with a substrate mounting unit 120 on which a control board 115 for controlling each of the driving devices 170 and 171 is installed.
- the substrate mounting unit 120 may be formed in a hook shape extending upward from the nozzle base 110.
- the hook of the board mounting unit 120 limits the control board 115 to the upper surface, the control board 115 is moved upward.
- the control substrate 115 may be disposed in a horizontal state.
- the control board 115 is installed in a state spaced apart from the bottom of the nozzle base 110.
- the nozzle base 110 may be provided with a support protrusion 120a for supporting the control substrate 116 spaced apart from the floor.
- the substrate mounting unit 120 may be located at one side of the flow path forming unit 150 in the nozzle base 110.
- the control board 115 may be disposed at a position adjacent to the control unit 180.
- a switch (to be described later) installed on the control board 115 can detect the manipulation of the adjusting unit 180.
- control board 115 may be located on the opposite side of the valve operation unit 144 with respect to the second flow path 114. This is to prevent water from flowing to the control board 115 even if a leak occurs in the valve operation unit 144.
- the nozzle base 110 supports a support rib 122 for supporting the lower side of each of the driving devices 170 and 171, and a fastening boss 117 and 117a for engaging with the driving devices 170 and 171. It may further include.
- the support ribs 122 protrude from the nozzle base 110 and are bent at least one time to separate the driving devices 170 and 171 from the bottom of the nozzle base 110.
- the plurality of spaced support ribs 122 may protrude from the nozzle base 110 to separate the driving devices 170 and 171 from the bottom of the nozzle base 110.
- the driving devices 170 and 171 are spaced apart from the bottom of the nozzle base 110 by the support ribs 122, so that water is driven by the driving devices 170 and 171. Flowing sides can be minimized.
- the nozzle base 110 may further include a nozzle hole 119 through which the respective injection nozzles 149 pass.
- a portion of the spray nozzle 149 coupled to the nozzle cover 130 may pass through the nozzle hole 119 when the nozzle cover 130 is coupled to the nozzle base 110.
- the nozzle base 110 may include a avoidance hole 121a for preventing interference with the structures of the driving devices 170 and 171, and a fastening boss 121 for fastening with the flow path forming unit 150. It may further include.
- the support rib 122 may prevent the flow of water into the avoidance hole 121a so that the support rib 122 may be prevented. ) May be located around.
- it may be located in the avoidance hole 121a in an area formed by the support rib 122.
- FIG. 14 is a diagram illustrating a plurality of switches installed in a control board according to an embodiment of the present invention.
- control base 115 is installed in the nozzle base 110 as described above.
- a plurality of switches 128a and 128b may be installed on the upper surface of the control board 115 to detect manipulation of the adjusting unit 180.
- the plurality of switches 128a and 128b may be installed to be spaced apart in the left and right directions.
- the plurality of switches 128a and 128b may include a first switch 128a for detecting a first position of the controller 180 and a second switch 128b for detecting a second position of the controller 180. ) May be included.
- the adjusting unit 180 pivots to the left and moves to the first position, the adjusting unit 180 presses the contact point of the first switch 128a so that the first switch 128a is turned on.
- the pump motor 280 may operate at a first output so that water may be discharged from the water tank 200 by a first amount per unit time.
- the adjuster 180 When the adjuster 180 is pivoted to the right to move to the second position, the adjuster 180 presses the contact point of the second switch 128b so that the second switch 128b is turned on.
- the pump motor 280 may be operated at a second output larger than the first output so that water may be discharged by the second amount per unit time from the water tank 200.
- the adjusting unit 180 presses the contact point of the first switch 128a and the second switch 128b.
- the pump motor 280 is stopped.
- FIG. 15 is a view of the first and second driving devices according to an embodiment of the present invention, viewed from below
- FIG. 16 is a view of the first and second driving devices according to an embodiment of the present invention, viewed from above.
- FIG. 17 is a view illustrating a structure for preventing rotation of a motor housing and a driving motor
- FIG. 18 is a view illustrating a state in which a power transmission unit is coupled to a driving motor according to an embodiment of the present invention.
- the first driving device 170 and the second driving device 171 may be formed and disposed in a symmetrical form.
- the first driving device 170 may include a first driving motor 182, and the second driving device 171 may include a second driving motor 184.
- Motor PCs 350 for driving each driving motor may be connected to the driving motors 182 and 184.
- the motor PC 350 may be connected to the control board 115 to receive a control signal.
- the motor PC 350 may be connected to the driving motors 182 and 184 as an example, and may be spaced apart from the nozzle base 110.
- the motor PC 350 may be provided with the pair of resistors 352 and 354 for improving the EMI (Electro Magnetic Interference) performance of the driving motor.
- One of the pair of resistors 352 and 354 may be connected to the positive terminal of the driving motor, and the other may be connected to the negative terminal of the driving motor.
- the pair of resistors 352 and 354 fluctuations in the output of the driving motor can be reduced.
- the pair of resistors 352 and 354 may be spaced apart from left and right in the motor PC 350 for example.
- Each of the driving devices 170 and 171 may further include a motor housing.
- the driving motors 182 and 184 and a power transmission unit for transmitting power may be accommodated in the motor housing.
- the motor housing may include, for example, a first housing 172 and a second housing 173 coupled to an upper side of the first housing 172.
- the axis lines of the respective drive motors 182 and 184 may extend in the horizontal direction.
- the drive devices 170 and 171 may be compact.
- the first housing 172 may be formed with a shaft hole 175 through which the transmission shaft 190 to be coupled to each of the rotating plate (420, 440) of the power transmission unit.
- a portion of the transmission shaft 190 may protrude downward through the lower side of the motor housing.
- a horizontal cross section of the transmission shaft 190 may be formed in a non-circular shape so that relative rotation is prevented in a state in which the transmission shaft 190 is coupled to the rotating plates 420 and 440.
- a sleeve 174 may be provided around the shaft hole 175 in the first and second housings 172 and 173.
- the sleeve 174 may protrude from the lower surfaces of the first and second housings 172 and 173.
- the sleeve 174 may be formed in a ring shape. Therefore, the sleeve 174 may be seated in the seating groove 116 of a circular shape.
- the driving motors 182 and 184 may be seated in the first housing 172, and may be fixed to the first housing 172 by the motor fixing unit 183 in this state.
- the drive motors 182 and 184 may be formed in a cylindrical shape, and the axis of the drive motors 182 and 184 is horizontal (the drive motors 182 in a state where the drive motors 182 and 184 are laid down). , 184 may be seated on the first housing 172.
- the motor fixing part 183 may be formed in a semicircular shape in a cross section to cover upper portions of the driving motors 182 and 184 seated on the first housing 172.
- the motor fixing part 183 may be fixed to the first housing 172 by a fastening member such as a screw.
- the second housing 173 may include a motor cover 173a that covers a portion of the driving motors 182 and 184.
- the motor cover 173a may be formed in a rounded shape to surround the motor fixing part 183 at the outside of the motor fixing part 183.
- the motor cover 173a may be formed to be rounded so that a portion of the second housing 173 is convex upward.
- the motor cover 173a faces the motor fixing part 183.
- the anti-rotation ribs 173a and 173b may be formed on a surface thereof, and the rib fixing slot 183a may be formed in the motor fixing part 183 to accommodate the anti-rotation ribs 173a and 173b.
- the width of the anti-rotation ribs 173a and 173b and the width of the rib receiving slot 183a may be the same.
- a plurality of anti-rotation ribs 173a and 173b may be spaced apart from each other in the circumferential direction of the driving motors 182 and 184 in the motor cover 173a, and a plurality of anti-rotation ribs 173a and 173b may be disposed. It may be accommodated in the rib receiving slot (183a).
- the maximum widths of the plurality of anti-rotation ribs 173a and 173b may be formed to be the same as or smaller than the width of the rib receiving slot 183a.
- the power transmission unit includes a driving gear 185 connected to the shafts of the driving motors 182 and 184, and a plurality of transmission gears 186, 187, 188, and 189 transmitting the rotational force of the driving gear 185. It may include.
- the axes A3 and A4 of the drive motors 182 and 184 extend in the horizontal direction, while the rotation center lines of the rotating plates 420 and 440 extend in the vertical direction. Therefore, the driving gear 185 may be, for example, a spiral bevel gear.
- the plurality of transmission gears 186, 187, 188, and 189 may include a first transmission gear 186 that meshes with the drive gear 185.
- the first transmission gear 186 may have a rotation center extending in the vertical direction.
- the first transmission gear 186 may include a spiral bevel gear so that the first transmission gear 186 may engage the drive gear 185.
- first transmission gear 186 may further include a helical gear located below the spiral bevel gear as a second gear.
- the plurality of transmission gears 186, 187, 188, and 189 may further include a second transmission gear 187 that meshes with the first transmission gear 186.
- the second transmission gear 187 may be a two-stage helical gear. That is, the second transmission gear may include two helical gears arranged up and down, and an upper helical gear may be connected to the helical gear of the second transmission gear 187.
- the plurality of transmission gears 186, 187, 188, and 189 may further include a third transmission gear 188 engaged with the second transmission gear 187.
- the third transmission gear 188 may also be a two-stage helical gear. That is, the third transmission gear 188 may include two helical gears arranged up and down, and the upper helical gear may be connected to the helical gear below the second transmission gear 187.
- the plurality of transmission gears 186, 187, 188, and 189 may further include a fourth transmission gear 189 that meshes with a lower helical gear of the third transmission gear 188.
- the fourth transmission gear 189 may be a helical gear.
- the transmission shaft 190 may be coupled to the fourth transmission gear 189.
- the transmission shaft 190 may be coupled to penetrate the fourth transmission gear 189.
- the transmission shaft 190 may be rotated together with the fourth transmission gear 189.
- an upper bearing 191 is coupled to an upper end of the transmission shaft 190 that penetrates the fourth transmission gear 189, and the transmission shaft 190 is disposed below the fourth transmission gear 189.
- the lower bearing 191a is coupled thereto.
- 19 is a view illustrating a state in which a power transmission unit is coupled to a drive motor according to another embodiment of the present invention.
- This embodiment is the same as the previous embodiment in other parts, but there is a difference in the configuration of the power transmission unit. Therefore, hereinafter, only characteristic parts of the embodiment will be described.
- the power transmission unit of the present embodiment may include a driving gear 610 connected to shafts of the driving motors 182 and 184.
- the drive gear 610 may be a worm gear.
- the rotation axis of the drive gear 610 may extend in the horizontal direction. Since the driving gear 610 is rotated together with the rotation shaft of the driving gear 610, a bearing 640 may be connected to the driving gear 610 for smooth rotation.
- the first housing 600 supporting the drive motors 184 and 184 includes a motor support part 602 supporting the drive motors 182 and 184 and a bearing support part 604 supporting the bearing 640. can do.
- the power transmission unit may further include a plurality of transmission gears 620, 624, and 628 for transmitting the rotational force of the driving gear 610 to the rotating plates 420 and 440.
- the plurality of transmission gears 620, 624, and 628 may include a first transmission gear 620 that meshes with the driving gear 610.
- the first transmission gear 620 may include an upper worm gear to mesh with the drive gear 610.
- the driving gear 610 and the second transmission gear 620 mesh with each other in the form of a worm gear, the rotational force of the driving gear 610 is transferred to the second transmission gear 620 by friction. It has the advantage of reducing noise.
- the first transmission gear 620 may include a helical gear positioned below the upper worm gear as a second gear.
- the first transmission gear 620 may be rotatably connected to the first shaft 622 extending in the vertical direction.
- the first shaft 622 may be fixed to the first housing 600.
- the first transmission gear 620 may rotate about the fixed first shaft 622. According to this embodiment, since the first transmission gear 620 is configured to rotate relative to the first shaft 622, there is an advantage that the bearing is unnecessary.
- the plurality of transmission gears 620, 624, 628 may further include a second transmission gear 624 engaged with the first transmission gear 620.
- the second transmission gear 624 is an example helical gear.
- the second transmission gear 624 may be rotatably connected to the second shaft 626 extending in the vertical direction.
- the second shaft 626 may be fixed to the first housing 600.
- the second transmission gear 624 can rotate about the fixed second shaft 626. According to this embodiment, since the second transmission gear 624 is configured to rotate relative to the second shaft 626, there is an advantage that the bearing is unnecessary.
- the plurality of transmission gears 620, 624, 628 may further include a third transmission gear 628 meshing with the second transmission gear 624.
- the third transmission gear 628 is an example helical gear.
- the third transmission gear 628 may be connected to the transmission shaft 630 connected to the rotating plate (420, 440).
- the transmission shaft 630 may be connected to the third transmission gear 628 and rotate together with the third transmission gear 628.
- a bearing 632 may be coupled to the transmission shaft 630 for smooth rotation of the transmission shaft 630.
- FIG. 20 is a plan view illustrating a state in which a driving device is installed in a nozzle base according to an embodiment of the present invention
- FIG. 21 is a front view illustrating a state in which a driving device is installed in a nozzle base according to an embodiment of the present invention.
- each of the driving devices 170 and 171 may be disposed to be spaced apart from left and right in the nozzle base 110.
- a center line A2 of the second flow path 114 may be positioned between the first driving device 170 and the second driving device 171.
- the weights of the driving devices 170 and 171 may be evenly distributed to the left and right of the nozzle 1.
- the axis A3 of the first drive motor 182 and the axis A of the second drive motor 184 so that the height of the nozzle 1 is prevented from being increased by the respective drive motors 182 and 184. A4) may extend in the front-rear direction.
- the axis A3 of the first drive motor 182 and the axis A4 of the second drive motor 184 may be arranged to be parallel or have a predetermined angle.
- the imaginary line A5 connecting the axis A3 of the first drive motor 182 and the axis A4 of the second drive motor 184 may pass through the second flow path 114. Can be. This is because each of the drive motors 182 and 184 is located close to the rear side of the nozzle 1, so that the height increase of the nozzle 1 by the respective drive motors 182 and 184 can be prevented. have.
- the driving gear 185 is connected to the shaft of each of the driving motors 182 and 184 so that the height of the nozzle 1 is minimized by the driving devices 170 and 171.
- the driving gear 185 may be located between the driving motors 182 and 184 and the first flow path 112.
- the drive motors 182 and 184 having the longest vertical length among the driving devices 170 and 171 are located as close as possible to the rear side in the nozzle body 10, the front end side of the nozzle 1 The increase in height can be minimized.
- the driving devices 170 and 171 are located close to the rear side of the nozzle 1, and since the water tank 200 is located above the driving devices 170 and 171, the inside of the water tank 200 is located. Due to the water and the weight of the driving devices 170 and 171, the center of gravity of the nozzle 1 may be directed toward the back of the nozzle 1.
- connection chamber (see 226 of FIG. 6) of the water tank 200 is based on the front and rear directions of the nozzle 1 and the first flow path 112 and the driving device 170. 171 may be located between.
- the rotation centers C1 and C2 of the rotating plates 420 and 440 coincide with the rotation centers of the transmission shaft 190.
- Axis A3 and A4 of the driving motors 182 and 184 may be located in an area between the rotation centers C1 and C2 of the rotating plates 420 and 440.
- each of the driving motors 182 and 184 may be located in an area between the rotation centers C1 and C2 of the rotating plates 420 and 440.
- each of the driving motors 182 and 184 may be disposed to overlap an imaginary line connecting the first rotation center C1 and the second rotation center C2 in the vertical direction.
- FIG. 22 is a view of the rotating plate according to an embodiment of the present invention from an upper side
- FIG. 23 is a view of the rotating plate according to an embodiment of the present invention from a lower side.
- each of the rotating plates 420 and 440 may be formed in a disc shape to prevent interference between the rotating plates 420 and 440.
- a central coupling portion 421 for coupling the transmission shaft 190 may be provided at the central portion of each of the rotating plates 420 and 440.
- the transmission shaft 190 may be inserted into the shaft coupling portion 421.
- the shaft coupling portion 421 may be formed with a shaft receiving groove 422 for inserting the transmission shaft 190.
- the rotating plates 420 and 440 may include a plurality of water passage holes 424 disposed radially outward from the shaft coupling part 421.
- the rotating plate (420, 440) since the rotating plate (420, 440) is rotated in the state that the mop (402, 404) is attached to the lower side of the rotating plate (420, 440), water passes through the rotating plate (420, 440)
- the plurality of water passage holes 424 may be spaced apart in the circumferential direction with respect to the shaft coupling portion 421 so as to be smoothly supplied to the mops 402 and 404.
- the plurality of water passage holes 424 may be partitioned by a plurality of ribs 425.
- each of the ribs 425 may be lower than the upper surfaces 420a of the rotating plates 420 and 440.
- a water blocking rib 426 may be formed on the outer surface 420a of the rotating plates 420 and 440 in the radially outer side of the water passage hole 424.
- the water barrier rib 426 may be continuously formed in the circumferential direction. That is, the plurality of water passage holes 424 may be located in an inner region of the water blocking rib 426.
- the water blocking rib 426 may be formed in a circular ring shape as an example.
- An installation groove 428 may be formed on the bottom surface 420b of the rotating plates 420 and 440 to which the attachment means for attaching the mops 402 and 404 is installed.
- the attachment means may be, for example, a velcro.
- a plurality of installation grooves 428 may be spaced apart in the circumferential direction based on the rotation centers C1 and C2 of the mop plates 420 and 440. Therefore, a plurality of attachment means may be provided on the lower surface 420b of the rotating plates 420 and 440.
- the installation groove 428 may be disposed radially outward from the water passage hole 424 based on the rotation centers C1 and C2 of the mop plates 420 and 440.
- the water passage hole 424 and the installation groove 428 may be sequentially arranged radially outward from the rotation centers C1 and C2 of the mop plates 420 and 440.
- the lower surface 420b of the mop plates 420 and 440 may be provided with contact ribs 430 contacting the mop 402 and 404 with the mop 402 and 404 attached to the attachment means. .
- the contact rib 430 may protrude downward from the lower surface 420b of the mop plates 420 and 440.
- the contact ribs 430 may be disposed at a radially outer side of the water passage hole 424 and may be continuously formed in the circumferential direction.
- the contact rib 430 may be formed in a circular ring shape.
- the mops 402 and 404 can be modified in their own form as a fiber material, for example, the mops 402 in the state in which the mops 402 and 404 are attached to the rotating plates 420 and 440 by the attachment means. , A gap may exist between the 404 and the lower surface 420b of the rotating plates 420 and 440.
- the contact ribs 430 may contact the rags 402 and 404, and the nozzles When 1) is placed on the bottom surface, the contact rib 430 presses the mops 402 and 404 by the load of the nozzle 1.
- the gap between the lower surface 420b of the rotating plate 420 and 440 and the upper surface of the mop 402 and 404 by the contact rib 430 is prevented from passing through the water passage hole 424.
- One water may be smoothly supplied to the mops 402 and 404.
- FIG. 24 is a view showing a water supply passage for supplying water of the water tank according to an embodiment of the present invention to the rotary cleaning unit
- Figure 25 is a view showing a valve in the water tank according to an embodiment of the present invention
- FIG. 26 is a view illustrating a state in which a valve is opened at a state in which a water tank is mounted at a nozzle housing.
- Figure 28 is a view showing the arrangement of the injection nozzle in the nozzle body according to an embodiment of the present invention.
- 29 is a conceptual view illustrating a process in which water is supplied to a rotary cleaning unit from a water tank according to an embodiment of the present invention.
- the water supply flow path of the present embodiment includes a first supply pipe 282 connected to the valve operation unit 144, a water pump 270 connected to the first supply pipe 282, and It may include a second supply pipe 284 connected to the water pump 270.
- the water pump 270 may include a first connection port 272 to which the first supply pipe 282 is connected, and a second connection port 274 to which the second supply pipe 284 is connected.
- the first connection port 272 is an inlet and the second connection port 274 is an outlet based on the water pump 270.
- the water supply flow path may further include a connector 285 to which the second supply pipe 284 is connected.
- the connector 285 may have a shape in which the first connection part 285a, the second connection part 285b, and the third connection part 285c are arranged in a T shape.
- the second supply pipe 284 may be connected to the first connection portion 285a.
- the water supply flow path may further include a first branch pipe 286 connected to the second connection part 285b and a second branch pipe 287 connected to the third connection part 285b.
- the water flowing through the first branch pipe 286 may be supplied to the first rotary cleaning unit 40, and may be supplied to the second rotary cleaning unit 41 flowing the second branch pipe 287. .
- the connector 285 may be located at the center of the nozzle body 10 so that the lengths of the branch pipes 286 and 287 are the same.
- the connector 285 may be positioned below the flow path cover 136 and above the flow path forming part 150. That is, the connector 285 may be located directly above the second flow passage 114. Thus, substantially the same amount of water can be dispensed from the connector 285 to each of the branch pipes 286 and 287.
- the water pump 270 may be located at a point on the water supply passage.
- the water pump 270 is the first of the valve operation unit 144 and the connector 285 so that the water discharge from the water tank 200 can be controlled using the minimum number of water pumps 270. It may be located between the connecting portion (285a).
- the water pump 270 may be installed in the nozzle cover 130 in a state in which the water pump 270 is located close to the portion where the valve operation unit 144 is installed.
- valve operation unit 144 and the water pump 270 may be provided at one side of both sides of the nozzle body 10 based on the center line A2 of the second flow passage 114.
- the length of the first supply pipe 282 can be reduced, and accordingly, the length of the water supply passage can be reduced.
- Each branch pipe 286 may be connected to the injection nozzle 149.
- the spray nozzle 149 also forms the water supply passage of the present invention.
- the injection nozzle 149 may include a connection portion 149a to be connected to each branch pipe 186 and 184.
- the spray nozzle 149 may further include a nozzle end 149b.
- the nozzle end 149b extends downward through the nozzle hole 119. That is, the nozzle end 149b is disposed outside the nozzle housing 100.
- a groove 119a recessed upward is formed in the bottom of the nozzle base 110, and the nozzle end 149b may be located in the groove 119a while passing through the nozzle hole 119. That is, the nozzle hole 119 may be formed in the groove 119a.
- the nozzle end 149a may be disposed to face the rotating plates 420 and 440 in the groove 119a.
- water sprayed from the nozzle end 149a may pass through the water passage hole 424 of the rotating plates 420 and 440.
- a line connecting the first rotation center C1 and the center line A1 of the first flow path 112 vertically is called a first connection line A6, and the second rotation center C2 and the first flow path are vertically connected to each other.
- the line connecting vertically the axis A1 of 112 can be called the 2nd connection line A7.
- first connecting line A6 and the second connecting line A7 are positioned in an area between the pair of spray nozzles 149 for supplying water to the rotary cleaning parts 40 and 41.
- the spray nozzle 149 may be formed to prevent interference with these components because parts constituting the driving devices 170 and 171 exist in an area between the first connection line A6 and the second connection line A7. This is because
- the horizontal distance between the injection nozzle 149 and the center line A1 of the first flow path 112 is greater than the horizontal distance between the rotation centers C1 and C2 and the center line A1 of the first flow path 112. short.
- the valve 230 may include a movable part 234, an opening and closing part 238, and a fixing part 232.
- the fixing part 232 may be fixed to the fixing rib 217 which protrudes upward from the first body 210.
- An opening 232a through which the movable part 234 penetrates may be formed in the fixing part 232.
- the fixing part 232 restricts the movable part 234 from moving to a predetermined height above the fixing part 232 while being coupled to the fixing rib 217.
- the movable part 234 may move in a vertical direction while a part of the movable part 234 penetrates through the opening 232a. In the state where the movable part 234 is moved upward, water may pass through the opening 232a.
- the movable part 234 may include a first extension part 234a extending downward and coupled to the opening and closing part 238, and a lower extension part 234b extending upward and penetrating through the opening 232a. have.
- the movable part 234 may be elastically supported by the elastic member 236.
- the elastic member 263 may be a coil spring, one end of which may be supported by the fixing part 232, and the other end of which may be supported by the movable part 234.
- the elastic member 236 provides a force to the movable portion 234 to move the movable portion 234 downward.
- the opening and closing part 238 may selectively open the outlet 216 by vertical movement of the movable part 234.
- the diameter of at least a part of the opening and closing portion 238 is larger than the diameter of the outlet 216 so that the opening and closing portion 238 may block the outlet 216.
- the opening and closing portion 238 may be formed of, for example, a rubber material so as to prevent leakage of water in a state in which the opening and closing portion 238 blocks the outlet 216.
- the elastic force of the elastic member 236 may act as the movable part 234 to maintain the state in which the opening and closing part 238 blocks the outlet 216.
- the movable unit 234 may be moved by the valve operation unit 144 while the water tank 200 is mounted on the nozzle body 10.
- the valve operation unit 144 is coupled to the nozzle cover 130 at the lower side of the nozzle cover 130 as described above.
- the nozzle cover 130 may have a water passage hole 145 through which water discharged from the water tank 200 passes.
- the valve operation unit 144 may include a pressing unit 144a passing through the water passage hole 145.
- the pressing unit 144a may protrude upward from the bottom of the nozzle cover 130 in a state of passing through the water passage hole 145 of the nozzle cover 130.
- the valve operation unit 144 may form a water supply passage together with the bottom of the nozzle cover 130.
- a connection pipe 144c for connecting the first supply pipe 282 may be formed at one side of the valve operation unit 144.
- the diameter of the water passage hole 145 may be larger than the outer diameter of the pressing portion 144a so that the water smoothly flows in the state where the pressing portion 144a passes through the water passage hole 145.
- the pressurizing portion 144a is introduced into the outlet 216 of the water tank 200.
- the pressing part 144a presses the movable part 234 while the pressing part 144a is drawn into the outlet 216 of the water tank 200.
- the movable part 234 is raised, and the opening and closing part 238 coupled to the movable part 234 is raised together with the movable part 234 to be spaced apart from the outlet 216 to open the outlet 216. .
- the water inside the water tank 200 is discharged through the outlet 216 and flows along the valve operation unit 144 through the water through hole 145 and then connected to the connecting pipe 144c. 1 is supplied to the supply pipe 282.
- Water supplied to the first supply pipe 282 flows into the second supply pipe 284 after being introduced into the water pump 270.
- Water flowing into the second supply pipe 284 flows to the first branch pipe 286 and the second branch pipe 287 by the connector 285.
- the water flowing into the branch pipes 286 and 287 is sprayed from the spray nozzle 149 toward the rotary cleaning parts 40 and 41.
- the water sprayed from the spray nozzle 149 passes through the water passage holes 424 of the rotating plates 420 and 440, and then is supplied to the rags 402 and 404.
- the floor is rotated while absorbing the water supplied to the mops 402 and 404.
- FIG. 31 is a sectional view taken along the line 'A' of FIG. 30.
- FIG. 32 is a perspective view taken from the plug portion of FIG. 31.
- one or more air holes 219 for introducing external air may be formed in the water tank 200.
- one air hole 219 is formed in the water tank 200, but a plurality of air holes 219 may be provided.
- the air hole 219 may be formed on one side of the water tank 200.
- a gasket 290 is press-fitted into the air hole 219.
- the gasket 290 may guide the outside air to the space inside the water tank 200.
- the gasket 290 may be referred to as a check valve in that the outside air flows into the water tank 200 while the water in the water tank 200 is intermittently controlled so as not to be discharged to the outside.
- the gasket 290 may be formed of a material whose shape is deformed by an external force.
- the gasket 290 may be formed of polyethylene, but is not limited thereto.
- the gasket 290 may form a cylindrical body 293.
- one end of the body 293 may be received into the water tank 200 through the air hole 219.
- the other end of the body 293 may be exposed to the outside of the water tank 200.
- At least one sealing protrusion 294 and 295 may be formed at an outer side of the body 293.
- the outer diameter of the sealing protrusions 294 and 295 may be larger than the inner diameter of the air hole 219.
- sealing protrusions 294 and 295 are formed in plural, some of them may be located inside the water tank 200.
- a flange 292 having an outer diameter extended from the body 293 and the sealing protrusions 294 and 295 may be formed.
- the flange 292 has a larger diameter than the air hole 219. The flange 292 does not allow the entire gasket 290 to enter the water tank 200.
- the gasket 290 may be provided with an air flow path 291 through which air flows, and a slit 297 having a cut shape may be formed at the other end thereof. In this case, the other end of the gasket 290 may be in contact with water in the water tank 200.
- the gasket 290 is formed to reduce the cross-sectional area from one point to the other end so that the slit 297 formed at the other end of the gasket 290 is blocked by the pressure of water, to form an inclined surface 296 on the outside can do.
- an inclined surface 296 may be formed on both sides of the slit 297.
- hydraulic pressure acts on the inclined surface 296 formed at the other end of the gasket 290 so that the gasket 290 is operated.
- the other end of the side is retracted inward, and in this process the slit 297 is blocked. Therefore, the water inside the water tank 200 is prevented from leaking to the outside through the slit 297.
- the slit 297 may be opened.
- the surface tension of the water around the slit 297 and the force for introducing external air are greater than the water pressure in the water tank 200, so that the water is slit 297. Through the water tank 200 is not discharged to the outside.
- the water of the water tank 200 may be prevented from being discharged to the outside through the gasket 290.
- the air may flow into the water tank 200 through the slit 297 of the gasket 290 in the state where the water pump 270 is operated, the water of the water tank 200 is mop ( 402, 404) can be stably supplied.
- 33 is a schematic view showing the configuration of a water pump and a water supply passage which are some components of the present invention.
- 34 is a view schematically showing a water pump in the standby state.
- 35 to 36 schematically show a water pump in an operating state.
- the water pump 230 is pumped by receiving the rotational power of the drive motors 182 and 184, or is connected to a pump motor 280 provided separately from the drive motors 182 and 184 to provide a pump motor ( 280 may be pumped based on its own rotational power.
- the water pump 270 may include an outer chamber 271, an inner chamber 272, a compression member 273, valve members 274 and 275, and the like.
- the outer chamber 271 is connected to the first supply pipe 282 on one side, and a first inlet 271a through which water is introduced is formed, and first and second outlets through which water is discharged to the upper and lower sides of the other side, respectively. 271b and 271c are formed, and the space part 271d is formed inside.
- the inner chamber 272 is formed inside the outer chamber 271, is connected to the second supply pipe 284 on one side, a third discharge port (272a) for discharging water is formed, the upper and lower sides of the other side
- the third and fourth inlets 272b and 272c into which water is introduced are formed in the cavity, and the space portion 272d is formed inside.
- the other side surface of the inner chamber 272 may be integrally formed with the other side surface of the outer chamber 271.
- the inner chamber 272 may be formed to extend from the other side of the outer chamber 271 to the space portion 271d inside the outer chamber 271.
- the third and fourth injection holes 272b and 272c may be formed on the same surface as the first and second discharge holes 271b and 271c.
- the third and fourth injection holes 272b and 272c may be formed to be positioned between the first and second discharge holes 271b and 271c.
- the compression member 273 may be provided outside the outer chamber 271 and may be fixed to the other side of the outer chamber 271. In addition, the compression member 273 supplies the water discharged through the first discharge port 271b to the third injection hole 272b and supplies the water discharged through the second discharge port 271c to the fourth injection hole 272c. To supply.
- the compression member 273 may be formed of an elastic material such as rubber and silicon.
- the compression member 273 includes a first compression chamber 273a and a second discharge port 271c which cover the first discharge port 271b and the third injection hole 272b on the other side of the outer chamber 271. And a second compression chamber 273b covering the fourth inlet 272c.
- the compression member 273 may form contact portions 273c and 273d in contact with the other side surface of the outer chamber 271.
- the contact portion 273c may be fixed at the edge of the compression member 273 while extending in parallel with the other side of the outer chamber 271 and making surface contact with the other side of the outer chamber 271.
- the contact portion 273d is formed between the first compression chamber 273a and the second compression chamber 273b to be parallel to the other side surface of the outer chamber 271, so that the contact portion 273d is different from the other side surface of the outer chamber 271. While in surface contact, it can be fixed.
- the valve members 274 and 275 may include first and second valve members 274a and 274b intermittently opening and closing the first and second discharge ports 271b and 271c at the other sides of the first and second discharge ports 271b and 271c. And third and fourth valve members 275a and 275b intermittently opening and closing the third and fourth inlets 272b and 272c at one side of the third and fourth inlets 272b and 272c.
- the third and fourth valve members 275a and 275b may be integrally formed.
- the valve members 274 and 275 may be formed of an elastic material such as rubber or silicon.
- the first and second valve members 274a and 274b allow the flow of water from one side to the other side (left to right in FIG. 34), while the flow of water from the other side to one side (right to other side in FIG. 34) It may be fixed to the outside of the other side of the outer chamber 271 to block.
- water flowing into the third and fourth inlets 272b and 272c of the inner chamber 272 flows from the other side to one side.
- the third and fourth valve members 275 allow the flow of water from one side to the other side (right to left in FIG. 34) while blocking the flow of water from one side to the other side (left to right in FIG. 34). It may be fixed to the inside of the other side of the outer chamber (271).
- the water pump 270 configured as described above may suck the water of the water tank 200 or discharge the sucked water to the mops 402 and 404 according to the shape of the compression member 273.
- the internal pressure of the first compression chamber 273a is momentarily lowered, and the first valve member 274a is opened, so that the water in the outer chamber 271 is released. It flows into the 1st compression chamber 273a.
- water from the water tank 200 flows into the outer chamber 271 through the first supply pipe 241.
- the internal pressure of the second compression chamber 273b is momentarily lowered, and the second valve member 274b is opened to open the water in the outer chamber 271. It flows into the 2nd compression chamber 273b.
- water from the water tank 200 flows into the outer chamber 271 through the first supply pipe 241.
- the first compression chamber 273a and the second compression chamber 273b may be expanded and contracted by the driving unit.
- the drive unit includes a flat plate 276 which is fixed to the other end of the first compression chamber 273a and the second compression chamber 273b, and extends in a horizontal direction from the center of the vertical plate 276. It may include a shaft 277.
- the drive unit may include a power transmission member 289 for converting and transmitting the rotational motion of the pump motor 280 and the pump motor 280 to a reciprocating motion.
- the power transmission member 289 may include a rotating member 289a such as a gear and a cam which rotates in connection with the pump motor 280, and a first link member eccentrically rotatably coupled to the rotating member 289a. 289b, and a second link member 289c, one end of which is rotatably fixed to the first link member 289b, and the other end of which is rotatably fixed to the shaft 277.
- a rotating member 289a such as a gear and a cam which rotates in connection with the pump motor 280
- 289b and a second link member 289c, one end of which is rotatably fixed to the first link member 289b, and the other end of which is rotatably fixed to the shaft 277.
- the rotating member 289a is coupled to the rotating shaft of the pump motor 280 to rotate.
- one end of the first link member 289b eccentrically and rotatably connected to the rotating member 289a rotates in a circle with the rotating member 289a.
- the second link member 289c connected to the other end of the first link member 289b is reciprocated by the first link member 289b.
- the shaft 277 connected to the end of the second link member 289c moves up and down, and the vertical plate 276 and the compression member 273 connected to the shaft 277 also move up and down. It can be operated as a pump.
- the power transmission member 289 is connected to the pump motor 280, the rotating member 289a such as a gear, a cam and the like, and one end is eccentrically rotatably coupled to the rotating member 289a Only the first link member 289b may be included. In this case, the other end of the first link member 289b is rotatably fixed to the shaft 277.
- the second link member 289c, the pump motor 280, and the like are disposed below the shaft 277 to move up and down.
- the two link members 289c, the pump motor 280, and the like may be disposed above the shaft 277 to move up and down.
- the second link member 289c and the pump motor 280 may be formed in parallel with the shaft 277, and may reciprocate in the horizontal direction.
- the first compression chamber 273a contracts, and the internal pressure of the first compression chamber 273a is momentarily increased. Accordingly, the third valve member 275a is opened and the first Water in the compression chamber 273a is sent out to the inner chamber 272 through the third inlet 272b. Thereafter, the water introduced into the inner chamber 272 is supplied to the mops 402 and 404 through the third discharge port 272a.
- the third inlet 272b is maintained in the closed state by the third valve member 275a.
- the fourth valve member (275b) is opened while the contraction, the internal pressure of the second compression chamber (273b) increases momentarily, Water in the second compression chamber 273b is sent to the inner chamber 272 through the fourth inlet 272c. Thereafter, the water introduced into the inner chamber 272 is supplied to the mops 402 and 404 via the third discharge port 272a.
- the water of the water tank 200 is a water pump. Via 270, it may be periodically supplied to the mop 402, 404 side.
- the cleaner main body (not shown) connected to the cleaner nozzle according to the present invention, whether the drive motor 182, 184 or the pump motor 280 is operated and the rotation speed of the drive motor 182, 184 or the pump motor 280 Adjusting means for adjusting (rpm) (not shown) may be further provided.
- the adjusting means may be formed on the handle portion of the cleaner body (not shown).
- the control means is a power button (on / off button) of the drive motor 182, 184 or the pump motor 280 and the rotation speed control buttons (strength button) of the drive motor 182, 184 or the pump motor 280 It may include.
- the adjusting means may be formed in a position adjacent to the buttons for adjusting the overall operation of the cleaner.
- the rotational speeds of the driving motors 182 and 184 may be adjusted to control the rotational speeds of the mops 402 and 404 connected to the driving motors 182 and 184.
- the rotational speed of the pump motor 280 may be adjusted. Then, the reciprocating speed (raising period) of the shaft 277 can be adjusted.
- the rotational speed of the pump motor 280 when the rotational speed of the pump motor 280 is increased, the reciprocating speed of the shaft 277 and the pimping speed of the compression member 273 may be increased. Then, the water discharge per unit time in the water tank 200 may be increased.
- the rotational speed of the pump motor 280 when the rotational speed of the pump motor 280 is slow, the reciprocating speed of the shaft 277 and the pimping speed of the compression member 273 may be slowed down. Then, the water discharge per unit time in the water tank 200 can be reduced.
- the upper surface of the water tank 200 is formed to be inclined upward from the front to the rear. That is, the height of the front is formed lower than the height of the rear, in the case of the front is slim (slim).
- the upper surface of the water tank 200 is formed to be inclined upwardly as described above, when cleaning the bottom surface using a cleaner nozzle, a cleaner nozzle formed slim in a space having a low height, such as under furniture, under a sofa, under a bed, etc.
- the tip of the can enter, thereby cleaning the low-height space can proceed.
- the above-described components such as the driving motors 182 and 184 may be disposed at the rear of the nozzle assembly 100 instead of at the front.
- the cleaning to mop the bottom surface can be carried out at the same time, there is an advantage that the cleaning can proceed more clean.
- the thickness of the tip of the nozzle assembly in which the suction nozzle is formed is slim, there is an advantage that the cleaning of the space having a low height can be easily performed.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Nozzles For Electric Vacuum Cleaners (AREA)
Abstract
Description
Claims (20)
- 공기가 흡입되기 위한 흡입 유로를 구비하는 노즐 본체;상기 노즐 본체의 하측에 좌우 방향으로 이격되어 배열되며, 각각이 걸레가 부착될 수 있는 회전판을 구비하는 제 1 회전 청소부 및 제 2 회전 청소부;상기 흡입 유로 중 전후 방향으로 연장되는 유로의 일측에 배치되며, 상기 제 1 회전 청소부를 구동하기 위한 제 1 구동 장치;상기 흡입 유로 중 전후 방향으로 연장되는 유로의 타측에 배치되며, 상기 제 2 회전 청소부를 구동하기 위한 제 2 구동 장치;상기 노즐 본체의 상측에 분리 가능하게 장착되며, 상기 각 회전 청소부로 공급하기 위한 물을 저장하는 물 탱크;상기 노즐 본체에 구비되며, 상기 물 탱크와 연통되며 상기 물 탱크의 물을 상기 각 회전 청소부로 공급하기 위한 물 공급 유로;상기 물 공급 유로 상에 배치되고, 펌프 모터에 의해 구동하면서 물 탱크의 물을 상기 걸레측으로 펌핑하는 워터 펌프를 포함하는 청소기의 노즐.
- 제 1 항에 있어서,상기 물 공급 유로는, 상기 물 탱크의 배출구에서 배출된 물이 유동하는 공급관과,상기 공급관에 연결되는 커넥터와,상기 커넥터에 연결되며, 물을 상기 제 1 회전 청소부로 공급하기 위한 제 1 분지관과,상기 커넥터에 연결되며, 물을 상기 제 2 회전 청소부로 공급하기 위한 제 2 분지관을 포함하는 청소기의 노즐.
- 제 2 항에 있어서,상기 제 1 분지관 및 상기 제 2 분지관 각각에는 분사 노즐이 배치되며,상기 분사 노즐의 노즐 단부는 상기 각 회전 청소부를 바라보도록 배치되는 청소기의 노즐.
- 제 2 항에 있어서,상기 공급관은, 상기 워터 펌프의 입구에 연결되는 제 1 공급관과,상기 워터 펌프의 출구 및 상기 커넥터에 연결되는 제 2 공급관을 포함하는 청소기의 노즐.
- 제 2 항에 있어서,상기 흡입 유로는, 상기 노즐 본체의 전단부에서 좌우 방향으로 연장되는 제 1 유로와,상기 제 1 유로의 중앙부에서 전후 방향으로 연장되는 제 2 유로를 포함하고,상기 제 2 유로는 상기 노즐 본체를 좌우로 구분할 수 있으며,상기 배출구와 상기 워터 펌프는 상기 제 2 유로의 좌우 측방 중 일 측방에 위치되는 청소기의 노즐.
- 제 5 항에 있어서,상기 커넥터는 상기 제 2 유로의 직 상방에 위치되는 청소기의 노즐.
- 제 1항에 있어서,상기 워터 펌프는:일측에 상기 물 탱크에서 배출된 물이 유입되는 제1주입구가 형성되고, 타측의 상부와 하부에 각각 제1,2토출구가 형성된 외측챔버;상기 외측챔버의 내측에 형성되고, 일측에 상기 걸레 측으로 물이 배출되는 제3토출구가 형성되며, 타측의 상부와 하부에 물이 유입되는 제3,4주입구를 형성하는 내측챔버;상기 외측챔버의 타측에 장착되고, 상기 제1,2토출구를 통해 배출된 물을 상기 제3,4주입구로 송출하고, 탄성재질로 이루어진 압축부재;상기 제1,2토출구의 타측에서 상기 제1,2 토출구의 개폐를 단속하는 제1,2밸브부재; 및상기 제3,4주입구의 일측에서 상기 제3,4주입구의 개폐를 단속하는 제3,4밸브부재를 포함하는 청소기의 노즐.
- 제 7항에 있어서,상기 압축부재는, 상기 외측챔버의 타측에서 제1토출구 및 제3주입구를 커버하는 제1압축실과, 제2토출구 및 제4주입구를 커버하는 제2압축실을 포함하는 청소기의 노즐.
- 제 8항에 있어서,상기 압축부재는, 상기 제1압축실과 제2압축실의 타측단부에 고정되는 평판형상의 수직판과, 상기 수직판의 중심부에서 수평방향으로 연장된 샤프트를 더 포함하는 청소기의 노즐.
- 제 9항에 있어서,상기 압축부재는, 상기 샤프트의 단부에 회전 가능하게 연결되고, 왕복운동하면서, 상기 샤프트의 단부를 상하방향으로 승강시키거나 회전시키는 구동유닛을 더 포함하는 청소기의 노즐.
- 제 10항에 있어서,상기 구동유닛은, 상기 펌프 모터 및 상기 펌프모터의 회전운동을 왕복운동으로 변환하여 전달하는 동력전달부재를 포함하는 청소기의 노즐.
- 제 11항에 있어서,상기 동력전달부재는, 상기 펌프모터와 연결어 회전하는 회전부재와, 상기 회전부재에 편심되어 회전 가능하게 결합된 제1링크부재, 및 일단이 상기 제1링크부재에 회전가능하게 고정되고, 타단이 상기 샤프트에 회전 가능하게 고정되는 제2링크부재를 포함하는 청소기의 노즐.
- 제 1 항에 있어서,상기 제 1 회전 청소부는, 걸레가 부착될 수 있으며, 제 1 회전 중심을 가지는 제 1 회전판을 포함하고,상기 제 2 회전 청소부는, 걸레가 부착될 수 있으며, 제 2 회전 중심을 가지는 제 2 회전판을 포함하며,상기 제 1 구동 장치는, 제 1 구동 모터를 포함하고,상기 제 2 구동 장치는, 제 2 구동 모터를 포함하며,상기 제 1 회전 중심과 상기 제 2 회전 중심 사이에 상기 제 1 구동 모터의 축선과 상기 제 2 구동 모터의 축선이 위치되는 청소기의 노즐.
- 제 13 항에 있어서,상기 제 1 회전 중심과 상기 제 2 회전 중심 사이에 상기 각 구동 모터가 위치되는 청소기의 노즐.
- 제 13 항에 있어서,상기 흡입 유로는 상기 노즐 본체의 전단부에서 좌우 방향으로 연장되는 제 1 유로와,상기 제 1 유로의 중앙부에서 전후 방향으로 연장되는 제 2 유로를 포함하고,상기 각 구동 장치는, 상기 각 구동 모터의 축에 연결되어 회전되는 구동 기어를 더 포함하고,상기 각 구동 기어는 상기 제 1 유로와 상기 각 구동 모터 사이에 배치되는 청소기의 노즐.
- 제 13 항에 있어서,상기 각 구동 모터는 상기 제 1 회전 중심과 상기 제 2 회전 중심을 연결하는 가상선과 상하 방향으로 중첩되도록 배치되는 청소기의 노즐.
- 제 1 항에 있어서,상기 물 탱크는, 물이 저장되는 챔버와 물이 배출되는 배출구를 구비하는 탱크 바디와,상기 탱크 바디 내에서 상기 배출구를 개폐하는 개폐부를 구비하는 밸브를 포함하고,상기 노즐 본체는 상기 물 탱크가 상기 노즐 본체에 장착되는 과정에서 상기 개폐부를 작동시켜 상기 개폐부가 상기 배출구를 개방시키도록 하는 밸브 조작부를 포함하고,상기 물 공급 유로는 상기 밸브 조작부에 연결되는 청소기의 노즐.
- 제 1 항에 있어서,상기 흡입 유로는 상기 노즐 본체의 전단부에서 좌우 방향으로 연장되는 제 1 유로와,상기 제 1 유로의 중앙부에서 전후 방향으로 연장되는 제 2 유로를 포함하고,상기 제 1 구동 장치는, 제 1 구동 모터를 포함하고,상기 제 2 구동 장치는, 제 2 구동 모터를 포함하며,상기 물 탱크는, 상기 제 1 구동 모터의 상방에 위치되는 제 1 챔버와,상기 제 2 구동 모터의 상방에 위치되는 제 2 챔버와,상기 제 1 유로와 상기 각 구동 모터 사이 영역에서 상기 제 1 챔버와 상기 제 2 챔버를 연결하는 연결 챔버를 포함하는 청소기의 노즐.
- 제 1 항에 있어서,상기 회전판의 하측에 상기 걸레가 부착되며, 상기 회전판에는 상기 물 공급 유로에서 배출된 물이 통과하기 위한 복수의 물 통과홀이 구비되는 청소기의 노즐.
- 제 19 항에 있어서,상기 복수의 물 통과홀은 상기 회전판의 회전 중심을 기준으로 원주 방향으로 이격되어 배열되는 청소기의 노즐.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP22193669.3A EP4137022A1 (en) | 2018-04-30 | 2019-04-25 | Vacuum cleaner nozzle |
CN202211011457.3A CN115251763B (zh) | 2018-04-30 | 2019-04-25 | 用于清洁器的管嘴 |
CN201980027324.5A CN112004451A (zh) | 2018-04-30 | 2019-04-25 | 真空清洁器管嘴 |
EP19795813.5A EP3788930A4 (en) | 2018-04-30 | 2019-04-25 | VACUUM NOZZLE |
AU2019263363A AU2019263363B2 (en) | 2018-04-30 | 2019-04-25 | Vacuum cleaner nozzle |
AU2022215179A AU2022215179B2 (en) | 2018-04-30 | 2022-08-09 | Vacuum cleaner nozzle |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2018-0050108 | 2018-04-30 | ||
KR20180050108 | 2018-04-30 | ||
KR10-2018-0088783 | 2018-07-30 | ||
KR1020180088783A KR102679309B1 (ko) | 2018-04-30 | 2018-07-30 | 청소기의 노즐 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2019212195A1 true WO2019212195A1 (ko) | 2019-11-07 |
Family
ID=68291752
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2019/004988 WO2019212195A1 (ko) | 2018-04-30 | 2019-04-25 | 청소기의 노즐 |
Country Status (2)
Country | Link |
---|---|
US (1) | US11399684B2 (ko) |
WO (1) | WO2019212195A1 (ko) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP1750996S (ja) * | 2020-05-21 | 2023-08-16 | 湿式フロアクロス用掃除機ヘッド | |
JP1752962S (ja) * | 2020-05-21 | 2023-09-12 | 湿式フロアクロス用掃除機ヘッド | |
GB2602068A (en) * | 2020-12-17 | 2022-06-22 | Dyson Technology Ltd | Floor cleaner |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR200148059Y1 (ko) * | 1996-03-11 | 1999-06-15 | 최진호 | 진공청소기 |
KR100400515B1 (ko) * | 2000-03-28 | 2003-10-08 | 삼성광주전자 주식회사 | 진공청소기용 걸레 및 이를 채용한 진공청소기의 회전형걸레 구동장치 |
KR100405244B1 (ko) | 2000-10-31 | 2003-11-12 | 삼성광주전자 주식회사 | 진공청소기의 흡입부 조립체 |
KR20080020304A (ko) * | 2006-08-31 | 2008-03-05 | 에스이씨주식회사 | 회전 물 걸레 겸용 전방위 진공 스팀 청소기 |
KR101655684B1 (ko) * | 2015-06-15 | 2016-09-07 | 김인기 | 물걸레 및 스팀 겸용 청소기 |
KR20170028765A (ko) | 2015-09-04 | 2017-03-14 | 신일산업 주식회사 | 청소기 |
WO2018012914A1 (ko) * | 2016-07-14 | 2018-01-18 | 엘지전자 주식회사 | 청소기 |
Family Cites Families (17)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6792648B2 (en) | 2000-03-28 | 2004-09-21 | Samsung Kwangju Electronics Co., Ltd. | Floor cloth for use in vacuum cleaner and apparatus of vacuum cleaner for rotatably driving the floor cloth |
AU779644B2 (en) * | 2000-10-31 | 2005-02-03 | Samsung Gwangju Electronics Co., Ltd. | Suction port assembly of vacuum cleaner |
KR20030093625A (ko) * | 2002-06-04 | 2003-12-11 | 삼성광주전자 주식회사 | 터빈을 이용한 걸레가 부착된 진공청소기의 브러시 |
US20040163199A1 (en) | 2003-02-20 | 2004-08-26 | Bill Hsu | Steam cleaner |
JP2005296621A (ja) * | 2004-04-13 | 2005-10-27 | Samsung Kwangju Electronics Co Ltd | 吸入ブラシ組立体およびこれを備えた真空掃除機 |
KR100667875B1 (ko) * | 2005-09-30 | 2007-01-16 | 삼성광주전자 주식회사 | 걸레가 부착된 진공청소기의 흡입브러시 |
KR100718283B1 (ko) * | 2006-01-11 | 2007-05-16 | 삼성광주전자 주식회사 | 진공청소기용 흡입브러시 |
KR100841444B1 (ko) | 2007-01-24 | 2008-06-25 | 삼성광주전자 주식회사 | 진공청소기의 브러시 및 걸레 겸용 흡입노즐 |
KR101408733B1 (ko) * | 2007-05-15 | 2014-06-19 | 삼성전자주식회사 | 스팀겸용 진공청소기의 흡입브러시 |
EP2033559A3 (en) | 2007-09-07 | 2015-12-02 | Samsung Electronics Co., Ltd. | Steam vacuum cleaner |
US8161595B1 (en) | 2008-04-17 | 2012-04-24 | Wilson Javan E | Vacuum cleaner with scrubbers |
US20140115819A1 (en) | 2012-10-30 | 2014-05-01 | Wetrok Ag | Floor cleaning apparatus |
KR101432705B1 (ko) | 2012-12-28 | 2014-09-23 | 주식회사 한경희생활과학 | 진공 청소기용 헤드 어셈블리 |
CN204683491U (zh) | 2015-05-05 | 2015-10-07 | 松下家电研究开发(杭州)有限公司 | 吸尘器 |
KR101903238B1 (ko) | 2016-08-25 | 2018-10-01 | 엘지전자 주식회사 | 청소기의 노즐 |
DE102016115977A1 (de) | 2016-08-26 | 2018-03-01 | Vorwerk & Co. Interholding Gmbh | Bodenplatte für eine Saugdüse bzw. ein Vorsatzgerät |
CN208677291U (zh) * | 2017-02-22 | 2019-04-02 | 碧洁家庭护理有限公司 | 机动化地板拖把 |
-
2019
- 2019-04-25 WO PCT/KR2019/004988 patent/WO2019212195A1/ko unknown
- 2019-04-30 US US16/398,582 patent/US11399684B2/en active Active
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR200148059Y1 (ko) * | 1996-03-11 | 1999-06-15 | 최진호 | 진공청소기 |
KR100400515B1 (ko) * | 2000-03-28 | 2003-10-08 | 삼성광주전자 주식회사 | 진공청소기용 걸레 및 이를 채용한 진공청소기의 회전형걸레 구동장치 |
KR100405244B1 (ko) | 2000-10-31 | 2003-11-12 | 삼성광주전자 주식회사 | 진공청소기의 흡입부 조립체 |
KR20080020304A (ko) * | 2006-08-31 | 2008-03-05 | 에스이씨주식회사 | 회전 물 걸레 겸용 전방위 진공 스팀 청소기 |
KR101655684B1 (ko) * | 2015-06-15 | 2016-09-07 | 김인기 | 물걸레 및 스팀 겸용 청소기 |
KR20170028765A (ko) | 2015-09-04 | 2017-03-14 | 신일산업 주식회사 | 청소기 |
WO2018012914A1 (ko) * | 2016-07-14 | 2018-01-18 | 엘지전자 주식회사 | 청소기 |
Also Published As
Publication number | Publication date |
---|---|
US20190328195A1 (en) | 2019-10-31 |
US11399684B2 (en) | 2022-08-02 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2019212176A1 (ko) | 청소기의 노즐 | |
WO2019212188A1 (ko) | 청소기의 노즐 | |
WO2019212177A1 (ko) | 청소기의 노즐 | |
WO2019212189A1 (ko) | 청소기의 노즐 | |
WO2019212187A1 (ko) | 청소기의 노즐 | |
WO2020027524A1 (ko) | 청소기의 노즐 | |
WO2020027469A1 (ko) | 청소기의 노즐 및 그 제어방법 | |
WO2013085302A1 (ko) | 벽걸이형 드럼세탁기 | |
WO2019212195A1 (ko) | 청소기의 노즐 | |
WO2017213355A1 (ko) | 식기 세척기 | |
WO2015072698A1 (en) | Jet unit, jet nozzle and manufacturing method thereof, and dish washing machine having the same | |
WO2013085294A1 (ko) | 벽걸이형 드럼세탁기 | |
WO2013085297A1 (ko) | 벽걸이형 드럼세탁기 | |
WO2021112354A1 (ko) | 진공 청소기 | |
WO2018038371A1 (ko) | 청소기 | |
WO2016052921A1 (en) | Dish washing machine | |
WO2021112353A1 (ko) | 진공 청소기 | |
WO2021020908A1 (en) | Cleaner | |
WO2020013472A1 (ko) | 청소기의 노즐 | |
WO2021112355A1 (ko) | 진공 청소기 | |
WO2021080099A1 (ko) | 변환 부재 및 이를 포함하는 전기 청소기 | |
WO2017155309A1 (ko) | 세탁기 | |
EP3200668A1 (en) | Dish washing machine | |
WO2021020681A1 (ko) | 이동 로봇 | |
WO2021112356A1 (ko) | 진공 청소기 |
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: 19795813 Country of ref document: EP Kind code of ref document: A1 |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
ENP | Entry into the national phase |
Ref document number: 2019263363 Country of ref document: AU Date of ref document: 20190425 Kind code of ref document: A |
|
ENP | Entry into the national phase |
Ref document number: 2019795813 Country of ref document: EP Effective date: 20201130 |