WO2015007325A1 - Appareil de nettoyage de surfaces dures portable - Google Patents

Appareil de nettoyage de surfaces dures portable Download PDF

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Publication number
WO2015007325A1
WO2015007325A1 PCT/EP2013/065242 EP2013065242W WO2015007325A1 WO 2015007325 A1 WO2015007325 A1 WO 2015007325A1 EP 2013065242 W EP2013065242 W EP 2013065242W WO 2015007325 A1 WO2015007325 A1 WO 2015007325A1
Authority
WO
WIPO (PCT)
Prior art keywords
cleaning device
surface cleaning
hard surface
turbine
portable hard
Prior art date
Application number
PCT/EP2013/065242
Other languages
German (de)
English (en)
Inventor
Christian Stewen
Martin Schmidgall
Daniel KROHM
Christoph FROHMADER
Original Assignee
Alfred Kärcher Gmbh & Co. Kg
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=48794118&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=WO2015007325(A1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Alfred Kärcher Gmbh & Co. Kg filed Critical Alfred Kärcher Gmbh & Co. Kg
Priority to EP13737628.1A priority Critical patent/EP3021723B2/fr
Priority to PCT/EP2013/065242 priority patent/WO2015007325A1/fr
Priority to CN201380078320.2A priority patent/CN105392402B/zh
Publication of WO2015007325A1 publication Critical patent/WO2015007325A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L1/00—Cleaning windows
    • A47L1/02—Power-driven machines or devices
    • A47L1/05—Hand apparatus with built-in electric motors
    • 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
    • A47L7/0019—Details of the casing

Definitions

  • the invention relates to a portable hard surface cleaning device for withdrawing and aspirating liquid from a hard surface, in particular from a window pane, comprising a suction nozzle with a suction opening on which at least one Abziehlippe is arranged, a drive space in which a suction unit is arranged, the suction turbine and an electric motor and is in flow communication with the suction nozzle for sucking a liquid-air mixture from the suction port, a deposition chamber, which is positioned in the flow path between the suction nozzle and the suction unit and in which a separation device for separating liquid from the liquid-air mixture is arranged , And a Schmutz whichkeitsability for receiving the deposited liquid.
  • Such a hard surface cleaning device is known for example from EP 2 237 711 Bl and from EP 2 230 980 Bl and EP 2 227 126 Bl. With its help, a hard surface, in particular a window, can be cleaned.
  • the portable hard surface cleaning device can be moved with the at least one Abziehlippe on the hard surface along the manner of a manual Novaabziehers so that liquid can be removed from the hard surface.
  • the liquid accumulates at a suction port of a suction nozzle of the portable Hartvidreln Drs réelles and can be absorbed by the suction port and transferred via a deposition chamber in a dirty liquid intake.
  • the portable hard surface cleaning device has for this purpose a suction unit with a suction turbine and an electric motor.
  • the suction unit is arranged in a drive space of the Hartvidreln concernss réelles and is in flow communication with the suction nozzle.
  • a suction flow can be generated in the region of the suction opening, under the action of which a mixture of liquid and air is sucked in via the suction opening.
  • a deposition chamber is positioned in the flow path between the suction nozzle and the suction unit.
  • the separation device is arranged, with the aid of which liquid can be separated from the liquid-air mixture. The liquid can be collected in the waste liquid receptacle.
  • the drive space is formed by a base housing in which the electric motor, the suction turbine and a turbine inlet part and electrical components are held.
  • this requires a complex design and a high dimensional stability and flow-tightness of the housing usually formed of two housing halves and is therefore associated with not inconsiderable manufacturing costs.
  • Object of the present invention is therefore to develop a portable hard surface cleaning device of the generic type such that it can be produced more cheaply.
  • a motor housing in the drive chamber, a motor housing is arranged, which surrounds the electric motor together with at least one rechargeable battery and battery monitoring electronics splash-proof and a supported by a support wall housing part of a arranged in the drive chamber turbine housing forms, in which a driven by the electric motor turbine wheel is rotatably mounted.
  • the electric motor together with at least one rechargeable battery and battery monitoring electronics, is surrounded in a splash-proof manner by a motor housing, which is arranged in the drive space.
  • the motor housing not only forms a splash guard for the electric motor, the least a rechargeable battery and the battery monitoring electronics, but in addition, the motor housing forms a lower housing part of a turbine housing positioned in the drive chamber, in which a driven by the electric motor turbine wheel is rotatably mounted.
  • the lower housing part is in this case supported by a support wall of the motor housing, so that the motor housing in combination with the housing lower part of the turbine housing has a high mechanical strength and can be used during assembly of the portable hard surface cleaning device in a simple manner in the drive compartment.
  • the lower housing part of the turbine housing may have a flow-optimized design without the wall of the drive chamber also has to meet high demands on the dimensional stability and flow tightness.
  • the definition of the electric motor, the at least one rechargeable battery and the battery monitoring electronics can be achieved without complex design of the drive space.
  • the portable hard surface cleaning device can therefore be manufactured inexpensively.
  • the drive space can be formed by a basic housing of the hard surface cleaning device.
  • the basic housing is formed by two housing half-shells.
  • the deposition chamber may be arranged in a deposition part of the hard surface cleaning device, wherein the separation part is positioned between the suction nozzle and the drive space.
  • the suction nozzle is releasably connected to the separation part.
  • the separating part is releasably connected to the drive space.
  • a releasable connection between the separating part and a drive housing forming the housing can be used.
  • the dirty liquid receptacle is preferably designed as a dirty liquid tank, which is conveniently held detachably in a tank receiving compartment of the hard surface cleaning device and which can be disconnected from the tank receiving compartment by the user and then reconnected to the tank receiving compartment. This makes it easier for the user to empty the dirty liquid tank.
  • control electronics of the hard surface cleaning device are arranged in the motor housing in an advantageous embodiment of the invention.
  • the control electronics can control the suction unit.
  • the battery monitoring electronics can in particular form a temperature monitoring of the at least one battery.
  • the battery monitoring electronics monitors the state of charge of the at least one battery.
  • the turbine housing has an upper housing part, which is releasably connectable to the lower housing part.
  • the upper housing part may be configured as well as the lower housing part of the turbine housing aerodynamically. The provision of a releasable connection between the upper housing part and the lower housing part facilitates the assembly and thus also the manufacturing costs of the portable hard surface cleaning device.
  • the upper housing part can be placed on the lower housing part.
  • the upper housing part without tools ie without the use of special tools
  • with the lower housing part of the turbine housing is detachably connectable.
  • the releasable connection between the upper housing part and the lower housing part of the turbine housing can be achieved in particular by a clip or latching connection.
  • the upper housing part of the turbine housing is integrally connected to a turbine inlet line. It can be provided, for example, that the housing upper part and the turbine inlet line together form a one-piece plastic molded part.
  • the housing upper part of the turbine housing continuously tapers in the direction of the turbine inlet line, because this allows flow losses in the transition region between the turbine inlet line and the turbine housing to be kept low.
  • the turbine inlet line advantageously extends in one piece from the upper housing part to the deposition chamber.
  • the flow connection between the separation chamber and the turbine housing thus takes place via a single component, which can be designed particularly streamlined.
  • Such a configuration also has the advantage that the assembly of the hard surface cleaning device according to the invention can be further simplified.
  • the turbine inlet line is arcuately curved.
  • the turbine inlet line passes through a handle of the portable hard surface cleaning device.
  • the handle is formed by a base housing of the hard surface cleaning device, wherein the drive space is surrounded by the base housing.
  • a particularly simple assembly is achieved in an advantageous embodiment of the invention in that the motor housing together with the turbine housing and the turbine inlet line a pre-assembled suction device forms, which can be used in the drive compartment.
  • the pre-assembled suction device can be handled independently and can be made splash-proof and flow-tight. When mounting the Hartvidreini- device, the preassembled unit can be easily inserted into the drive compartment.
  • the motor housing has two half-shells, each forming one half of the lower housing part of the turbine housing.
  • the two half-shells take the electric motor, the at least one rechargeable battery and the battery monitoring electronics and preferably also an electronic control unit of the portable hard surface cleaning device between them and moreover each form one half of the lower housing part of the turbine housing.
  • the two half-shells of the motor housing are preferably releasably connectable to each other.
  • the two half shells of the motor housing can be connected to each other without tools.
  • a clip or latching connection can be used.
  • the two housing shells of the motor housing can be screwed together.
  • the two half-shells of the motor housing pocket-like depressions which receive the electric motor and the at least one rechargeable battery.
  • the determination of the electric motor and the at least one rechargeable battery within the motor housing is carried out by means of the pocket-like depressions.
  • the provision of the recesses has the advantage that separate holding elements for the electric motor and the at least one battery can be omitted.
  • Another advantage is that the electric motor can be completely surrounded by a wall which is formed by the half-shells and separates the electric motor in the motor housing from the battery monitoring electronics.
  • the two housing halves of the motor housing thus form a capsule surrounding the electric motor.
  • the electric motor and the at least one rechargeable battery are conveniently mounted with the interposition of vibration-damping bearing elements on the two half-shells.
  • the vibration-damping bearing elements are particularly advantageous for avoiding mechanical damage to the at least one rechargeable battery.
  • the motor housing is surrounded by a drive housing forming the basic housing of the portable hard surface cleaning device, so that the user who grips the base housing on a handle experiences virtually no impairment due to vibrations caused by the electric motor.
  • the vibration-damping bearing elements are integrally formed in an advantageous embodiment of the invention to the half-shells of the motor housing. It can be provided, for example, that the half-shells are each manufactured in a two-component injection molding process, wherein vibration damping bearing elements made of an elastically deformable plastic material with the plastic material of the half-shells are materially connected. It is particularly favorable if a sealing material is formed on at least one end edge of a half-shell, with which the half-shell bears against the other half-shell.
  • the sealing material may consist of an elastically deformable plastic material, which is materially connected in a two-component injection molding with the plastic material of the half-shell.
  • An increase in the efficiency of the suction unit is achieved in a preferred embodiment of the invention, characterized in that the lower housing part of the turbine housing has a spiral outflow channel for outputting the air sucked by the suction turbine.
  • the air drawn in by the suction turbine can be led out of the turbine housing via the spiral discharge channel.
  • At least one air guide member is arranged. This allows the air flow to be optimized.
  • the at least one air guide part is conveniently arranged adjacent to an outlet of the outflow channel. It can be provided, for example, that the at least one air guide part is positioned at a distance of about 5 mm to about 20 mm to the outlet end of the outflow channel.
  • an air guide member can be placed, which is formed by the upper housing part of the turbine housing.
  • the stacked air guide parts of the lower housing part and the upper housing part of the turbine housing not only allow to optimize the flow of air flowing out of the turbine housing, but they Furthermore form support elements over which the upper housing part is supported in the region of the outflow channel on the lower housing part.
  • the discharge channel discharges into an air outlet space of the portable hard surface cleaning device, the air outlet space being covered by a dirty fluid tank forming the dirty fluid intake and the air sucked in by the suction turbine can be discharged from the air outlet space on the dirty liquid tank past the surroundings of the hard surface cleaning appliance.
  • the air outlet space can be in flow connection with the environment via at least one intermediate space arranged laterally on the dirty fluid tank.
  • the provision of an air outlet space that communicates with the environment via at least one intermediate space has the advantage that the noise development of the hard surface cleaning appliance can be reduced.
  • the at least one intermediate space is configured in the form of a slit.
  • the delivery of the sucked by the suction turbine air over the air outlet space and the gap also has the advantage that the base housing must have no air outlet slots.
  • the manufacturing cost of the base housing and thus the hard surface cleaning device can be reduced.
  • the hard surface cleaning device has a tank receiving compartment in which a dirty liquid receiving auslagender dirt liquid container is detachably held, the dirty liquid container is at least partially disposed at a distance to a bottom wall of the tank receiving compartment, so that between the bottom wall and the dirty liquid tank of the air outlet extends, preferably to connect to both sides of the dirty liquid tank gap-shaped spaces through which the suctioned air from the suction turbine can be discharged to the environment.
  • a mixture of liquid and air can be absorbed by the suction opening of the suction nozzle.
  • the liquid can be separated from the air.
  • the liquid can reach the dirty liquid intake and the air can flow from the separation chamber to the suction turbine. Should, contrary to expectations, liquid penetrate into the turbine housing, then it is advantageous if the outflow channel of the housing lower part of the turbine housing has at least one discharge opening for the liquid.
  • the two half shells of the motor housing which form the lower housing part of the turbine housing, each have at least one drain opening in the region of the outflow channel.
  • the lower housing part of the turbine housing has a passage opening for the motor shaft of the electric motor and the at least one drain opening is arranged lower in the vertical alignment of the hard surface cleaning device than the passage opening.
  • the hard surface cleaning device according to the invention preferably forms a portable window cleaning device.
  • FIG. 1 shows a perspective view of a portable hard surface cleaning device
  • FIG. 2 shows a sectional view of the hard surface cleaning device from FIG. 1;
  • FIG. 3 shows a perspective view of a suction device of the hard surface cleaning device from FIG. 1 obliquely from the front;
  • FIG. 4 is a perspective view of the suction device from FIG. 3 obliquely from behind;
  • Figure 5 is a perspective view of a motor housing of the suction device of Figure 3;
  • FIG. 6 is a perspective view of a first half-shell of the motor housing from FIG. 5;
  • FIG. 7 a perspective view of a second half-shell of the
  • FIG. 8 a sectional view along the line 8-8 in FIG. 2.
  • an advantageous embodiment of a portable hard surface cleaning device according to the invention is shown schematically, which is generally occupied by the reference numeral 10.
  • liquid can be drawn off and absorbed by a hard surface, in particular by a window pane.
  • the hard surface cleaning device 10 can be moved along the hard surface by the user in the manner of a manual window puller.
  • the portable hard surface cleaning device 10 thus forms a window cleaning device.
  • the hard surface cleaning device 10 comprises a base housing 12, which forms a handle 14 and on its side facing away from the handle 14 has a tank receiving compartment 16 into which a dirty liquid tank 18 is inserted.
  • the dirty liquid tank 18 is detachably held in the tank receiving compartment 16 and can be removed from the tank receiving compartment 16 by the user as needed and then reinserted into the tank receiving compartment 16.
  • a suction device 20 In a drive chamber 19 of the base housing 12, a suction device 20 is used, which is designed as a preassembled unit and shown in Figures 3 and 4.
  • the suction device 20 comprises a suction unit 22 with a suction turbine 24 and an electric motor 26.
  • the suction turbine 24 has a turbine housing 28 with an upper housing part 30 and a lower housing part 32.
  • a turbine wheel 34 In the turbine housing 28, a turbine wheel 34 is rotatably mounted, which is rotated by the electric motor 26 in rotation can be.
  • Integral to the upper housing part 30 is an arcuately curved turbine inlet line 36 which completely engages through the handle 14 of the basic housing 12.
  • the upper housing part 30 tapers continuously in the direction of the turbine inlet line 36.
  • the electric motor 26 is surrounded by a motor housing 38 which is formed by a first half-shell 40 and a second half-shell 42.
  • the two half-shells 40, 42 define a parting plane 44 in which they abut each other issue. In the parting plane 44, a motor shaft 46 of the electric motor 26 runs.
  • the two half shells 40, 42 of the motor housing 38 together form the lower housing part 32 of the turbine housing 28 and surround both the electric motor 26 and a rechargeable battery 48 and battery monitoring electronics 49 and control electronics 50, which are also arranged in the motor housing 38.
  • the two half-shells 40, 42 each have a first pocket-shaped recess 52, 54 and a second pocket-shaped recess 56, 58.
  • the first two depressions 52, 54 receive the electric motor 26 between them and the two second depressions 56, 58 receive the rechargeable battery 48 between them. This becomes clear in particular from FIG.
  • the first half-shell 40 has a first partition wall section 60 between the first recess 52 and the second recess 56
  • the second half-shell 42 has a second partition wall section 62 between the first recess 54 and the second recess 58.
  • the two partition wall sections 60, 62 thus separate the respective first recesses 52, 54 from the second recesses 56, 58.
  • a first support wall section 64 adjoins the first recess 52 of the first half-shell 40 facing away from the first partition wall section 60, and a second support wall section 66 adjoins the first partition wall 54 of the second half-shell 42 facing away from the second partition wall section 62.
  • the two support wall sections 64, 66 in their entirety form a support wall which supports the lower housing part 32 of the turbine housing 28.
  • the lower housing part 32 of the turbine housing 28 is formed by a turbine wall 68 oriented perpendicular to the motor shaft 46, which carries a plurality of reinforcing ribs 70 on its upper side facing away from the electric motor 26 and into which a spiral outflow channel 72 is formed.
  • the turbine wall 68 is penetrated by the motor shaft 46 in a central region.
  • the turbine wall 68 has a central passage opening 74.
  • the electric motor 26 is mounted with the turbine wheel 34 facing front end portion 76 with the interposition of a first vibration-damping bearing member 78 on the turbine wall 68, and with a turbine wheel 34 remote from the rear end 80 of the electric motor 26 with the interposition of a second vibration-damping bearing member 82 at the of the partition wall formed between the two partition walls 60, 62 between the first recesses 52, 54 and the second recesses 56, 58 stored.
  • the second bearing element 82 extends from the two partition wall portions 60, 62 in the region of the second recesses 56, 58 and thus forms a vibration-damping mounting not only of the rear end portion 80 of the electric motor 26 but also the rechargeable battery 48th
  • the first bearing element 78 and the second bearing element 82 are made of an elastically deformable plastic material, which is integrally formed on the first half shell 40 and the second half shell 42.
  • the half shells 40, 42 are produced together with the respective areas of the bearing elements 78, 82 in a two-component injection molding process.
  • the two half-shells 40, 42 are joined together with the interposition of a sealing element in the parting plane 44.
  • the sealing element is also produced in the form of an elastically deformable plastic material and molded in the joining region between the two half-shells 40, 42 on one of the half-shells 40, 42, for which purpose a two-component injection molding is used.
  • the two half-shells 40, 42 thus form a splash-proof motor housing 38, which surrounds the electric motor 26, the rechargeable battery 48 and the battery monitoring electronics 49 and the control electronics 50 and forms the lower housing part 32 of the turbine housing 28, wherein the lower housing part 32 by means of the support wall sections 64, 66 formed support wall is supported.
  • the outflow channel 72 formed in the turbine wall 68 of the housing lower part 32 has an outlet opening 84 and 86, respectively, out of the turbine housing 28 via the liquid which has entered the turbine housing 28 can flow out.
  • the drainage openings 84, 86 are each arranged in a region of the outflow channel 72, which is arranged deeper in the vertical alignment of the hard surface cleaning device 10 shown in Figure 2 as the passage opening 74 of the turbine wall 68. Liquid present in the turbine housing 28 can thus via the drain holes 84, 86 are delivered even before the liquid reaches the passage opening 74.
  • a first air guide part 73 is arranged in the outflow channel 72, on which a second air guide part 75 formed by the upper housing part 30 is supported.
  • the two air guide parts 73, 75 improve the air flow in an outlet region of the outflow channel 72 and form a support, via which the upper housing part 30 is supported in the region of the outflow channel 72 on the lower housing part 32.
  • the two half-shells 40, 42 have, on their underside facing away from the turbine housing 28, in each case two latching elements which form a latching connection with the corresponding latching elements of the other half-shell 40, 42.
  • the locking elements of the first half-shell 40 are configured in the form of latching projections 88, 90 and the latching elements of the second half-shell 42 are in the form of latching hooks 92, 94 which engage around the latching projections 88, 90.
  • the two half-shells 40, 42 are detachably connectable to the upper housing part 30 of the turbine housing 28 by means of a clip connection.
  • the first half-shell 40 on the outside of the outflow channel 72 has a projection 96, which can be encompassed by an elastically deformable bracket 98, which is externally molded onto the housing upper part 30, and the second half.
  • Shell 42 has on the outside of the outflow channel 72 on a projection 100 which can be positively embraced by an externally formed on the upper housing part 30, elastically deformable bracket 102.
  • the two half-shells 40, 42 can thus be connected to one another without tools together with the housing upper part 30 and the turbine inlet line 36 formed thereon.
  • the turbine inlet line 36 carries at its end remote from the turbine housing 28 on the outside an electrical switching device 104, which is electrically connected via a ribbon cable 106 to the control electronics 50.
  • the ribbon cable 106 is inserted into the motor housing 38 via a splash-proof cable gland 108.
  • the motor housing 30 has a splash-proof charging socket 110, which is connected to the battery monitoring electronics 49 and the rechargeable battery 48 and via which the rechargeable battery 48 can be charged by means of an external charger.
  • the dirty liquid tank 18 can be inserted into the tank receiving compartment 16.
  • the tank receiving compartment 16 has a bottom wall 112 which has an upper opening 114 at the level of the handle 14 and a lower opening 116 at the level of the suction turbine 24. In the upper opening 114 dives a rear portion 118 of the dirty fluid tank 18 and at the level of the lower opening 116 is the
  • Dirty liquid tank 18 is arranged at a distance from the bottom wall 112. At the level of the lower opening 116 extends between the bottom wall 112 and the dirty liquid tank 18, an air outlet 120.
  • the outflow 72 of the turbine housing 28 passes through the lower opening 116 so that the sucked by the suction turbine 24 air are supplied via the outflow 72 to the air outlet 120 can.
  • the air outlet 120 is covered by the dirty liquid tank 18.
  • the air supplied to the air outlet space 120 may have gap-shaped intermediate spaces, which extend to both sides of the dirty liquid tank 18 between the dirty liquid tank 18 and the wall of the tank receiving compartment 16, are discharged to the environment. In Figure 1, a gap 122 is shown.
  • a separating part 124 On the upper side closes to the base housing 12 and the dirty liquid tank 18 to a separating part 124, which is releasably connected via a latching connection with the base housing 12. To release the latching connection, snaps are arranged on the outside on the separating part 124, wherein only one push button 126 can be seen in the drawing. Another push button is disposed on the opposite side of the deposition part 124.
  • the separation part 124 has a deposition chamber 128, in which a separation device is arranged.
  • the separation device is formed by a baffle 130 and a baffle plate 132.
  • the baffle 130 is arcuately curved and covers an opening region of a pipe section 134 arranged in the separation chamber 128, to which the turbine inlet line 36 adjoins.
  • a suction nozzle 136 which has a suction line 138, adjoins the separating part 124.
  • the suction line 138 extends from a suction port 140 to which a first Abziehlippe 142 and a second Abziehlippe 144 are arranged. With an end portion facing away from the Abziehlippen 142, 144, the suction line 138 dips into the deposition chamber 128 a. At its end immersed in the separation chamber 128, the suction line 138 forms a plurality of holding webs 146, on which the baffle plate 132 is fixed and which define suction outlets 148 between them.
  • the deposition chamber 128 can be acted upon by the suction turbine 24 with negative pressure.
  • the suction turbine 24 via the upper housing part 30 of the turbine housing 28, the turbine inlet line 36 and the pipe section 134 with the deposition chamber 128 in flow communication. Due to the pressurization of the separation chamber 128 with negative pressure Starting from the suction opening 140 via the suction line 138, a suction flow, which extends from the suction opening 140 to the suction turbine 24.
  • the portable hard surface cleaning device 10 can be guided by the user on a hard surface, in particular on a window pane. This gives the possibility to draw liquid from the hard surface by means of the first Abziehlippe 142 and the second Abziehlippe 144.
  • the liquid collects at the suction opening 140 and is sucked together with suction air via the suction line 138 into the deposition chamber 128.
  • the liquid-air mixture first encounters the baffle plate 132, at which part of the entrained liquid separates. A further separation of liquid takes place at the baffle plate 130 arranged at a distance from the baffle plate 132.
  • the sucked-in air can then reach the suction turbine 24 via the pipe section 134 and the turbine inlet line 36. From the suction turbine 24, the sucked air is transferred via the discharge channel 72 into the air outlet 120, which is arranged between the dirty liquid tank 18 and the bottom wall 112 of the tank receiving compartment 16. From the air outlet space 120, the air can be discharged to the environment via the gap-shaped intermediate spaces 122 extending to both sides of the dirty fluid tank 18.
  • the deposited in the deposition chamber 128 liquid passes from the Abscheidehunt 128 via a Be Scholiungs favorable 150 in the dirty liquid tank 18.
  • the Be Scholiungs sexual 150 has a seated on top of the dirty liquid tank 18, wedge-shaped holding plate 152 which is clamped between the dirty liquid tank 18 and the Abscheideteil 124 and at the bottom of which a filling line 154 immersed in the dirty liquid tank 18 is connected.
  • a vent line 156 of the Bechirliungs favorable 150 runs parallel to the filling line 154. Via the vent line 156 can escape when filling liquid from the dirty liquid tank 18 into the separation chamber 128, from which the air is sucked by means of the suction turbine 24.

Landscapes

  • Nozzles For Electric Vacuum Cleaners (AREA)
  • Cleaning By Liquid Or Steam (AREA)

Abstract

L'invention concerne un appareil de nettoyage de surfaces dures (10) portable, servant à enlever et aspirer du liquide d'une surface dure, en particulier d'une vitre de fenêtre, qui comprend une buse d'aspiration (136) possédant un orifice d'aspiration (140) sur lequel est disposée au moins une raclette (142, 144) ; une chambre d'entraînement (19) dans laquelle est disposé un groupe d'aspiration (22) qui comporte une turbine d'aspiration (24) et un moteur électrique (26) et qui est en liaison fluidique avec la buse d'aspiration (136) afin d'aspirer un mélange de liquide et d'air par l'orifice d'aspiration (140) ; une chambre de séparation (128) qui est disposée dans le trajet d'écoulement entre la buse d'aspiration (136) et le groupe d'aspiration (22) et dans laquelle est disposé un dispositif séparateur (130, 132) servant à séparer le liquide du mélange de liquide et d'air ; ainsi qu'un collecteur de liquide souillé (18) destiné à contenir le liquide séparé. Afin de permettre une fabrication plus économique de l'appareil de nettoyage de surfaces dures (10), un boîtier de moteur (38) disposé dans la chambre d'entraînement (19) entoure le moteur électrique (26) ainsi qu'au moins une batterie rechargeable (48) et une électronique de surveillance de la batterie (49) de manière étanche aux projections d'eau et forme une partie inférieure de boîtier (32), soutenue par une cloison de soutien (64, 66), d'un boîtier de turbine (28), disposé dans la chambre d'entraînement (19), dans lequel une roue de turbine (34) est supportée en rotation.
PCT/EP2013/065242 2013-07-18 2013-07-18 Appareil de nettoyage de surfaces dures portable WO2015007325A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP13737628.1A EP3021723B2 (fr) 2013-07-18 2013-07-18 Appareil de nettoyage de surfaces dures portable
PCT/EP2013/065242 WO2015007325A1 (fr) 2013-07-18 2013-07-18 Appareil de nettoyage de surfaces dures portable
CN201380078320.2A CN105392402B (zh) 2013-07-18 2013-07-18 便携式硬表面清洁设备

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/EP2013/065242 WO2015007325A1 (fr) 2013-07-18 2013-07-18 Appareil de nettoyage de surfaces dures portable

Publications (1)

Publication Number Publication Date
WO2015007325A1 true WO2015007325A1 (fr) 2015-01-22

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ID=48794118

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2013/065242 WO2015007325A1 (fr) 2013-07-18 2013-07-18 Appareil de nettoyage de surfaces dures portable

Country Status (3)

Country Link
EP (1) EP3021723B2 (fr)
CN (1) CN105392402B (fr)
WO (1) WO2015007325A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106108795A (zh) * 2016-08-19 2016-11-16 中山市金舜家庭用品有限公司 抽吸清洁器
CN108634860A (zh) * 2018-07-18 2018-10-12 中山市金舜家庭用品有限公司 一种表面清洁器
US20200383532A1 (en) * 2018-02-26 2020-12-10 Alfred Kärcher SE & Co. KG Portable hard surface cleaning appliance

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017007186A1 (de) * 2017-07-27 2019-01-31 Robert Bosch Gmbh Reinigungsvorrichtung
EP3763267B1 (fr) 2019-07-12 2021-09-01 Leifheit AG Aspirateur portatif
EP3763265B1 (fr) 2019-07-12 2023-06-07 Leifheit AG Aspirateur portatif

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2924322A1 (fr) * 2007-11-29 2009-06-05 Winddrop Sarl Aspirateur a filtration a eau
EP2227126B1 (fr) 2008-01-11 2012-12-05 Alfred Kärcher GmbH & Co. KG Buse d'aspiration
EP2237711B1 (fr) 2008-01-11 2012-12-05 Alfred Kärcher GmbH & Co. KG Dispositif portable d'aspiration de surfaces dures
EP2230980B1 (fr) 2008-01-11 2012-12-05 Alfred Kärcher GmbH & Co. KG Dispositif d'aspiration de surfaces dures

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2715054B1 (fr) * 1994-01-14 1996-03-15 Famulus Dispositif de nettoyage par épandage de liquide nettoyant et par aspiration de liquide usagé.
CN101427899B (zh) * 2008-12-05 2010-08-11 黄有光 玻璃真空清洁刷
CN102920398B (zh) * 2012-11-07 2015-06-10 刘世君 带喷水功能的吸水式清洁器
CN103082935A (zh) † 2013-02-01 2013-05-08 卓力电器集团有限公司 一种手持式清洁机
CN103099582B (zh) * 2013-02-21 2015-09-16 中山市金舜家庭用品有限公司 一种玻璃表面清洁装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2924322A1 (fr) * 2007-11-29 2009-06-05 Winddrop Sarl Aspirateur a filtration a eau
EP2227126B1 (fr) 2008-01-11 2012-12-05 Alfred Kärcher GmbH & Co. KG Buse d'aspiration
EP2237711B1 (fr) 2008-01-11 2012-12-05 Alfred Kärcher GmbH & Co. KG Dispositif portable d'aspiration de surfaces dures
EP2230980B1 (fr) 2008-01-11 2012-12-05 Alfred Kärcher GmbH & Co. KG Dispositif d'aspiration de surfaces dures

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106108795A (zh) * 2016-08-19 2016-11-16 中山市金舜家庭用品有限公司 抽吸清洁器
CN106108795B (zh) * 2016-08-19 2018-06-22 中山市金舜家庭用品有限公司 抽吸清洁器
US20200383532A1 (en) * 2018-02-26 2020-12-10 Alfred Kärcher SE & Co. KG Portable hard surface cleaning appliance
CN108634860A (zh) * 2018-07-18 2018-10-12 中山市金舜家庭用品有限公司 一种表面清洁器

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EP3021723B1 (fr) 2017-04-05
EP3021723B2 (fr) 2020-04-22
CN105392402B (zh) 2017-07-14
CN105392402A (zh) 2016-03-09

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