EP2510848A1 - Dispositif de nettoyage des mains - Google Patents

Dispositif de nettoyage des mains Download PDF

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Publication number
EP2510848A1
EP2510848A1 EP11188854A EP11188854A EP2510848A1 EP 2510848 A1 EP2510848 A1 EP 2510848A1 EP 11188854 A EP11188854 A EP 11188854A EP 11188854 A EP11188854 A EP 11188854A EP 2510848 A1 EP2510848 A1 EP 2510848A1
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EP
European Patent Office
Prior art keywords
air
housing
cleaning
liquid
nozzles
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP11188854A
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German (de)
English (en)
Inventor
Holger Costard
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Costard GmbH
Original Assignee
Costard GmbH
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Filing date
Publication date
Application filed by Costard GmbH filed Critical Costard GmbH
Priority to EP11188854A priority Critical patent/EP2510848A1/fr
Publication of EP2510848A1 publication Critical patent/EP2510848A1/fr
Withdrawn legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47K—SANITARY EQUIPMENT NOT OTHERWISE PROVIDED FOR; TOILET ACCESSORIES
    • A47K10/00—Body-drying implements; Toilet paper; Holders therefor
    • A47K10/48—Drying by means of hot air

Definitions

  • the invention relates to a device for cleaning hands, comprising nozzles for supplying a cleaning medium and a drying device.
  • a device for cleaning hands comprising nozzles for supplying a cleaning medium and a drying device.
  • Such a device is for example off WO 80/01983 A1 known.
  • the known device essentially comprises a wash basin, which is part of a housing of the known hand washing device. Above the wash basin are nozzles for supplying cleaning liquid, preferably water, integrated into the housing of the known device. The nozzles are aligned in the direction of the washbasin. Furthermore, the known hand washing device comprises a hot air dryer, which is likewise arranged above the wash basin and has an air outlet opening which is directed into the cavity formed by the housing. In this way, a circulating hot air flow within the cavity or the wash basin results during operation.
  • the hand washing device allows a combined hand washing and drying process.
  • the known device has several disadvantages. On the one hand requires the sink-like construction together with the hot air dryer a minimum size of the housing, so that the hand washing device has a relatively large footprint. On the other hand, the known device requires either a fresh water connection and a process water drain or relatively large liquid tanks for fresh water and service water. This prevents a compact and weight-reduced Construction or increases installation costs during assembly of the device, for example, in toilet modules for railway cars.
  • the object of the invention is to provide a device for cleaning hands, which has a compact and weight-reduced design and is easy to install or install.
  • this object is achieved by a device for cleaning hands, which has a moistening unit and drying unit, wherein the drying unit is adapted to form a high-speed air flow.
  • the wetting unit and the drying unit are integrated into the housing of the device.
  • the housing has an inner wall which encloses a channel-shaped or trough-shaped treatment space.
  • the housing further has at least one access opening to the treatment room so that objects, in particular the hand of a user, can be guided into the treatment room.
  • the drying unit includes air nozzles that are integrated into the housing. The air nozzles are arranged in the region of the access opening such that a high-speed air flow can be conducted across the access opening.
  • the wetting unit comprises spray nozzles, which also in the housing of the invention Device are integrated. The spray nozzles are aligned for distribution of a cleaning liquid or a disinfecting liquid in the direction of the treatment room.
  • the treatment space can also be fluidly connected to a drain for spent cleaning liquid or disinfecting liquid.
  • the drain can be formed in particular in the inner wall of the housing.
  • the invention is based essentially on the idea of combining an air dryer with additional spray nozzles.
  • objects in particular the hands of a user, are cleaned on the one hand and, on the other hand, dried, whereby the cleaning process and the drying process are realized in one device.
  • the cleaning process is accelerated in this way.
  • a special feature of the invention is that the drying unit has an air outlet opening.
  • the air outlet opening allows the formation of an air flow.
  • An additional heater as provided for example in conventional hand dryers, is not required. As a result, the energy consumption of the cleaning device is reduced.
  • the device according to the invention is also suitable for cleaning other objects.
  • the air outlet opening is formed as an air nozzle, which generates a high-velocity air flow. This improves the blow-off of liquid from the objects to be cleaned without the use of a heater for the air flow.
  • the device may include sensors that detect a hand guided into the access opening so that the cleaning and drying process is started automatically.
  • a corresponding control is preferably provided, which is signal-connected on the one hand with the sensors and on the other hand with the air outlet opening or the air nozzles and the spray nozzles.
  • the controller may be adapted so that upon delivery of a hand or generally an article through the supply opening in the direction of the treatment room, the spray nozzles are first activated to wet the hand or the object with a cleaning or disinfecting solution. Upon retraction of the hand or the object then the air nozzles can be activated to dry the hand or the object.
  • the device of the invention allows in this way a hygienic, non-contact hand cleaning.
  • the device according to the invention can preferably be used in toilet modules for railway wagons or aircraft.
  • the device can be used in areas or premises in which the lowest possible liquid consumption and a low weight are desired.
  • the device of the invention allows in such areas or premises a hygienic hand cleaning with little expenditure of time.
  • the cleaning medium in particular a cleaning liquid
  • the air are introduced into the treatment space for drying at high pressure.
  • a cleaning liquid is preferably finely atomized so that a thin spray or spray of cleaning liquid forms substantially within the treatment space.
  • the cleaning fluid may include water or a disinfectant.
  • the water may also be mixed with cleaning substances, for example soap.
  • the device or the control of the device may be adapted such that no drying process is initiated. The cleaning liquid can then dry without an additional air flow.
  • the spray nozzles can be provided with self-rotating nozzles.
  • the self-rotating nozzles may be adapted so that the liquid pressure of the cleaning liquid causes the rotation of the nozzles.
  • the rotational movement of the nozzles ensures that a uniform and one-sided wetting of the object to be cleaned or the hand to be cleaned takes place.
  • the device according to the invention can be designed for the cleaning of a single hand or for the cleaning of two hands at the same time.
  • the features and functions mentioned in the present application relate in general both to the embodiment of the device for a single hand cleaning, as well as for a simultaneous cleaning of two hands.
  • the housing of the device according to the invention can be arranged both vertically and horizontally mounted on a wall or be arranged in a toilet module.
  • the supply opening is preferably oriented upwards.
  • the treatment room is accessible laterally via the access opening.
  • the device can also be arranged at any angle to a vertical wall.
  • the access opening can be shaped or arranged in the region of the housing such that comfortable handling is possible.
  • the access opening can be arranged at an angle so that a user can easily and naturally insert the hands into the treatment room. It is also possible that the device has a plurality of access openings that are oriented differently.
  • the device according to the invention comprises an inner housing which comprises the spray nozzles and the air nozzles.
  • the inner housing may be further provided with a lamp for introducing infrared or ultraviolet light into the treatment room to accelerate the cleaning process or the drying process.
  • a suitable cleaning fluid can Ultraviolet light to accelerate the germ killing. Infrared light can accelerate the drying process by thermal effects.
  • the air nozzles and / or spray nozzles can be arranged exclusively in the region of the access opening. Alternatively, the air nozzles and / or the spray nozzles can be distributed over the entire treatment room.
  • the air nozzles and / or spray nozzles are preferably integrated into the inner wall of the inner housing or inner housing.
  • the device according to the invention in the preferred embodiment comprises an outer housing which encloses the inner housing.
  • the outer housing may include a display that is signal coupled to the controller of the device.
  • the display allows visual signaling of the individual cleaning steps to the user. In this way, the user can be guided through the cleaning process.
  • the display can have individual LEDs, for example, which signal, for example, by different colors, the current status of the cleaning process.
  • the LEDs can be arranged over the entire outer surface of the housing.
  • the outer wall of the outer housing may also include a transparent material, so that the display, in particular the LEDs, are integrated into the housing and yet visible from the outside.
  • pressure pumps are arranged between the outer housing and the inner housing.
  • a first pressure pump in particular cleaning liquid pump or liquid feed pump, allows the supply of cleaning liquid to the spray nozzles at a certain pressure.
  • a second pressure pump in particular an air pressure pump, causes the supply of air to the air nozzles, wherein the second air pressure pump is adapted to provide an air pressure enabling the output of a high velocity air flow from the air nozzles.
  • the air pressure pump and the cleaning liquid pump are arranged between the outer housing and the inner housing and connected by lines to the air nozzles or spray nozzles.
  • the pumps and / or pressure lines may comprise heating elements. In this way, the cleaning liquid and / or the compressed air can be heated in order to increase the efficiency of the cleaning or drying process.
  • the device according to the invention can be designed as a built-in part for toilet modules.
  • tanks for cleaning fluid and spent cleaning fluid can be integrated into the outer housing, so that only one electrical connection is required for the operation of the device.
  • the device is suitable for quick and easy installation in existing toilet modules, for example as a retrofit solution.
  • the device, in particular the inner housing be connected to existing piping systems, for example for the supply and discharge of cleaning liquid and / or the supply of compressed air for the air nozzles, or be connected. This variant is particularly advantageous in the equipment of toilet modules for railway cars.
  • a first tank may be provided for receiving fresh cleaning liquid and a second tank for receiving spent cleaning liquid.
  • One or both tanks may be integrated with the outer housing or the inner housing.
  • the cleaning fluid and spent cleaning fluid tanks may be located outside the device and connected to the device by conduits. For example, only the tank for fresh cleaning liquid can be integrated into the device according to the invention.
  • the containers for fresh cleaning fluid and spent cleaning fluid may be similar, in particular interchangeable, formed. This allows the fresh cleaning liquid container to be used in place of the spent cleaning liquid container when the fresh cleaning liquid is consumed.
  • the empty container for fresh cleaning liquid can therefore be reused as a container for spent cleaning liquid.
  • the housing in particular the inner housing and the outer housing, is designed, in particular constructed so wide that two hands can be inserted next to each other.
  • the size or general dimensions of the device may be selected such that only a single hand can be picked up for cleaning. In this way, the overall size of the device is reduced, which is particularly advantageous for toilet modules for the railway or aircraft industry.
  • the air nozzles and the spray nozzles are preferably arranged one behind the other. This means that a user first passes his hand between the air nozzles and then between the spray nozzles as the user inserts the hand into the treatment room.
  • the control of the device is preferably adapted such that the air nozzles or drying nozzles are inactive when inserting the hand or hands into the treatment space.
  • the washing nozzles are initially active, so that the hands are moistened by a spray with a disinfecting liquid.
  • a disinfecting liquid Such liquids are known, for example, from the medical field.
  • the spray nozzles or washing nozzles are put out of action by the controller.
  • the drying nozzles or air nozzles are activated so that when the hand is pulled out of the treatment room, the drying process is automatically initiated.
  • the cleaning and drying process is signaled to the user by a diode lighting or control.
  • the diode illumination is activated by the control of the device.
  • the user receives an optical guide through the cleaning process.
  • the user can be signaled by the display or the diode lighting in which speed the hands are to be moved through the access opening into the treatment room or out of the treatment room.
  • the inner housing preferably has a drain which is integrated into the inner wall of the inner housing. Through the drain used or used cleaning fluid can be removed, for example, in a container for spent cleaning fluid.
  • the advantages of the device according to the invention are to enable a hygienic, substantially non-contact cleaning of hands.
  • the device according to the invention enables the reduction of the liquid consumption, so that the tank size for fresh cleaning liquid and used cleaning liquid can be reduced. This in turn leads to savings in volume and weight of the device and also facilitates the disposal of spent cleaning fluid.
  • the housing of the device has an inner wall which limits the treatment space.
  • the treatment room is accessible via an access opening.
  • the access opening allows the supply of a hand of a user in the treatment room.
  • the treatment space is fluidly connected to a drain formed in the inner wall.
  • the treatment space is preferably shaped such that liquid arising in the treatment space is led to the drain.
  • nozzles are arranged or integrated.
  • the nozzles comprise on the one hand air nozzles and on the other hand spray nozzles.
  • the spray nozzles serve to supply cleaning fluid in the treatment room.
  • the air jets are adapted to supply a high velocity airflow into the treatment room or across the access opening to allow drying of hands located in the treatment room.
  • the air nozzles and the spray nozzles can be arranged mixed over the treatment chamber or the inner wall of the housing. This means that the air nozzles and the spray nozzles can be distributed over the inner wall of the housing. It is also possible that the air nozzles are arranged exclusively in the region of the access opening. The spray nozzles may be distributed over the remaining portions of the inner wall.
  • the air nozzles and the spray nozzles can be provided in equal numbers. Alternatively it can be provided that the spray nozzles in a higher number exist as the air nozzles. Conversely, the air nozzles can be present in a higher number than the spray nozzles.
  • the air nozzles and the spray nozzles alternate in rows over the inner wall of the housing.
  • a number of air nozzles, a further series of spray nozzles and then a series of air nozzles, etc. may be provided.
  • the air nozzles and the spray nozzles can also be arranged distributed irregularly over the inner wall and mixed in your order as desired.
  • the nozzles are generally integrated into the inner wall of the housing.
  • lamps or lamps may be integrated into the inner wall, which are suitable for the introduction of infrared light or ultraviolet light into the treatment room.
  • the housing of the device further includes an outer wall which may include a display.
  • the display may be formed by light emitting diodes, which allow a light-guided operation of the device.
  • the total surface or the entire outer wall of the device is used for light-guided operation.
  • the inner wall which delimits the treatment space is preferably curved or inclined in such a way that liquid collecting in the treatment space flows to the outlet, which is arranged in the inner wall at the lowest point of the treatment space.
  • the device can be arranged horizontally or vertically. In a vertical arrangement, the access opening for the hands is preferably upwards. In a horizontal arrangement of the device, the access opening for the hands extends laterally.
  • the device may also be oriented at any angle between a horizontal and a vertical arrangement. Furthermore, the device can also be inclined laterally.
  • the device can be mounted essentially as desired on a wall or in a toilet module, without the function of the device being impaired. This is achieved, in particular, by atomizing the cleaning liquid in the treatment space or introducing it into the treatment space as a spray mist.
  • the device according to the invention for cleaning hands or the hand-held washer-dryer can be designed both for cleaning a single hand and for simultaneously cleaning two hands. Both embodiments have substantially the same structure and differ only in the width, in particular the width of the access opening or the treatment room.
  • FIG. 2a shows a plan view of the access opening of an embodiment of the device according to the invention, which is adapted for the simultaneous cleaning of two hands.
  • the access opening extends straight in the width, so that the hands can be guided substantially parallel side by side in the treatment room.
  • FIG. 2b an alternative of the device according to Fig. 2a is shown, wherein the access opening is curved.
  • the access opening is substantially roof-like or angularly curved, which makes it possible to guide the two hands in a comfortable for the user orientation in the treatment room.
  • FIG. 3a an embodiment of the device according to the invention is shown, which is provided for cleaning a single hand.
  • the access opening seen in plan view, is substantially square in shape and has a smaller width than the access opening according to FIG. 2a.
  • Two devices according to FIG. 3a can be arranged side by side or in parallel, as in FIG. 3b shown schematically. This allows the simultaneous or alternate cleaning of two hands in separate treatment rooms.
  • the device can generally be designed as a modular system.
  • the device may comprise an inner housing, which is exemplified in FIG FIG. 4 is shown.
  • the inner housing has a treatment space bounded by an inner wall.
  • the treatment room is accessible via the access opening.
  • supply lines for the air nozzles and the spray nozzles are arranged in the inner housing.
  • the supply lines are also connected to a liquid pump or an air pressure pump.
  • a liquid pump is provided in the inner housing, which is coupled via fluid lines with the spray nozzles.
  • an air pressure pump may be provided which is coupled via air pressure lines to the air nozzles.
  • the inner housing of the modular system can be separated be used.
  • the inner housing can be coupled with a liquid supply or an external container for cleaning liquid.
  • the inner housing preferably has a connection for the external compressed air lines and a pressure valve.
  • the inner housing is advantageously used in the original equipment of toilet modules for railway cars, as can be used on the already existing in the railroad cars compressed air supply.
  • the modular system may additionally comprise an outer housing in which the containers for the fresh cleaning fluid and for the used cleaning fluid are integrated.
  • an outer housing in which the containers for the fresh cleaning fluid and for the used cleaning fluid are integrated.
  • a device for cleaning hands is for example in FIG. 5 showing a composite system composed of two modules, the inner housing and the outer housing.
  • the inner housing has substantially the same structure as in connection with FIG. 4 as described.
  • the inner housing comprises a liquid pump and an air pressure pump, which are respectively coupled to the spray nozzles and the air nozzles by supply lines.
  • the outer housing has a container for fresh cleaning fluid in an upper section. In a lower section, a container for spent cleaning liquid is provided.
  • the outer housing further includes ports that permit fluid communication between the inner housing and the outer housing.
  • connections for the exchange of fresh cleaning liquid are provided both in the outer housing, as well as in the inner housing.
  • a connector can be arranged in the upper section of the outer housing, which can be coupled to a liquid supply line for the spray nozzles, so that fresh cleaning fluid can be transported from the outer housing through the fluid pump to the spray nozzles.
  • the lower portion of the outer housing preferably has a port which is couplable with drain in the inner housing of the device.
  • the container for spent cleaning liquid or waste water tank arranged in the lower section of the outer housing may also have a drain for disposing
  • FIG. 6 shows a further embodiment of the device according to the invention, wherein the inner housing separate containers for fresh cleaning liquid and spent cleaning liquid are assigned.
  • the device or the hand-held washer-dryer according to the invention can be designed such that the container for fresh cleaning liquid can be used simultaneously as a container for spent cleaning liquid or disposal tank.
  • the two containers are constructed similarly.
  • the two containers may be substantially canister-like, so that the canister or container for fresh cleaning liquid can be used as a disposal container, when the fresh cleaning liquid is transferred to a fresh liquid tank, which has been transferred to the housing of the device according to the invention.
  • This constellation is exemplary in FIG. 7 shown.
  • the device according to the invention can be constructed in such a way that connections for commercially available canisters for transporting cleaning fluid or disinfectant are provided.
  • the disinfectant container is connected by means of a hose with the hand washing device. In this way, the disinfectant is fed to the spray nozzles.
  • a second container is connected to the drain of the device and receives spent disinfecting liquid. Once the first container for disinfectant is emptied and thus the second container is filled with spent disinfectant, the second container is disposed of and the first container instead of the second container connected to the drain. Another container with fresh disinfectant is connected to the liquid pump. In this way, the containers for the disinfecting liquid for receiving wastewater or spent disinfecting liquid can be reused.
  • the device comprises a tank for disinfectant.
  • the disinfectant delivered with the first container is first transferred to the tank of the device, so that cleaning liquid or disinfectant is available to the spray nozzles.
  • the now emptied container is connected to the drain of the device and reused as a waste water tank or container for spent disinfectant.
  • the spray nozzles or air nozzles can be arranged distributed differently over the inner wall of the device according to the invention.
  • exemplary distributions of the spray nozzles are shown in a front view of the inner wall of the housing.
  • a first row of nozzles which are integrated into the inner wall and arranged in the region of the access opening, can be designed as high-pressure nozzles for air.
  • the arranged in the region of the access opening first nozzles are therefore preferably designed as air nozzles.
  • a second row of nozzles which is arranged further in the direction of the treatment space, preferably comprises high-pressure nozzles for cleaning liquid.
  • the high-pressure nozzles for cleaning liquid can be adapted so that the cleaning liquid is finely atomized.
  • two rows of nozzles are sufficient, wherein the first row of air nozzles and the second row of nozzles comprises cleaning nozzles or spray nozzles.
  • the drain is also integrated.
  • the inner wall may also comprise more than two rows of nozzles. It is preferred that in each case one row alternate with air nozzles and a row with spray nozzles.
  • FIG. 8b an embodiment is shown, wherein a first row of air nozzles is arranged in the region of the access opening to the treatment room.
  • a downstream second row of nozzles comprises wash nozzles or spray nozzles.
  • the second row of nozzles is followed by a third row of air nozzles, which in turn is followed by a series of washing nozzles or spray nozzles.
  • the embodiment according to Fig. 8b four rows of nozzles, wherein two rows of nozzles are formed by air nozzles and two more nozzle rows of spray nozzles. It is also possible that in the inner wall more than four rows of nozzles are integrated.
  • the air nozzles and / or spray nozzles may be combined with a heater.
  • the air nozzles and / or the spray nozzles can be connected to a heating device such that the air flowing out of the air nozzles can be heated to dry the objects or hands arranged in the treatment chamber and / or the cleaning liquid for wetting the hands.
  • heated air or heated cleaning fluid By using heated air or heated cleaning fluid, the efficiency of hand cleaning and hand drying can be increased.
  • the embodiment of the device according to the invention described above is U-shaped or channel-shaped.
  • the treatment room thus has a U-shaped cross-section. This applies to all the aforementioned embodiments.
  • FIGS. 9a-15b show a further embodiment of the device according to the invention, in particular cleaning device.
  • the inner housing 11 delimits a treatment space 12.
  • the inner housing 11 is preferably of cuboid design, with five sides of the cuboid inner housing 11 delimiting the treatment space 12.
  • a sixth side of the inner housing 11 is open and forms an access opening 13 to the treatment space 12.
  • the access opening 13 is substantially slit-like.
  • the access opening 13 has a rectangular shape.
  • the size of the access opening 13 preferably corresponds to the inner height or inner width of the treatment space 12.
  • the access opening 13 is in particular adapted or dimensioned such that the treatment space 12 is accessible through the access opening 13 for an object to be cleaned, preferably at least one user's hand is.
  • Particularly preferred is an embodiment in which the access opening 13 has a height and width such that two hands of a user can be introduced into the treatment room 12 at the same time.
  • a drying unit 20 is integrated.
  • the drying unit 20 comprises at least one air nozzle 21, which is connected to the inner housing 11 and is aligned such that a high-velocity air flow into the treatment chamber 12 can be introduced.
  • the air nozzle 21 is thus directed into the treatment chamber 12 in.
  • a plurality of nozzles 21 are arranged in the inner housing 11.
  • a total of four air nozzles 21 are provided, wherein in each case two air nozzles are arranged on an upper side 11a and a lower side 11b of the housing 11. Another number of air nozzles 21 is possible.
  • the air nozzles 21 may each have the same distance from the access opening 13.
  • the air nozzles 21 are aligned such that in the vicinity of the access opening 13, an air curtain can be formed from a high-velocity air stream.
  • the air nozzles 21 may, as in FIG. 9b shown to be inclined with respect to the inner housing 11, in particular such that the air flow is directed towards a rear wall 11c.
  • the housing 10 further comprises a wetting unit 30.
  • the wetting unit 30 is integrated in the housing 10.
  • the wetting unit 30 comprises at least one spray nozzle 31, which is arranged in the inner housing 11 and directed in the direction of the treatment chamber 12.
  • the spray nozzle 31 is preferably adapted such that cleaning liquid 12 can be fed into the treatment space 12.
  • the spray nozzle 31 is designed such that within the treatment chamber 12, a cleaning mist is generated. This means that the spray nozzle essentially produces an aerosol of cleaning fluid which wets the objects to be cleaned, in particular hands, arranged in the treatment space 12 with the cleaning fluid.
  • a total of four spray nozzles 31 are provided, wherein two spray nozzles are respectively arranged on the upper side 11a and the lower side 11b of the inner housing 11. Another number of spray nozzles is possible.
  • an air outlet speed of at least 120 m / s, in particular at least 140 m / s, in particular at least 160 m / s, in particular at least 180 m / S, in particular at least 200 m / s in the context of the application is regarded as a high-velocity air stream.
  • the drying unit 20 and the wetting unit 30 are preferably arranged such that the air nozzles 21 are arranged between the spray nozzles 31 and the access opening 13. This and in particular by the inclination of the air nozzles 21 in the direction of the rear wall 11c ensures that the air flow direction is directed into the treatment chamber 12 and leakage of contaminated air from the device is avoided. Specifically, an air flow is provided from the air nozzles 21 to an exhaust. The suction works in the area of the rear wall 11c. Specifically, it is provided that a drainage channel 14 is arranged on the underside 11b of the inner housing 11. The gutter 14 has an inclination, so that spent cleaning liquid or service liquid collects at an end point of the gutter and can be sucked from there. In addition, it can be provided that the inner housing 11 has a slope, wherein the gutter 14th is arranged in the lowest point of the inner housing 11. The hot liquid collecting on the underside 11b of the inner housing 11 is thus effectively directed to the gutter 14.
  • the drying unit 20 further comprises an air feed pump 22, which is arranged on an outer side of the inner housing 11, in particular between an outer housing 19 and the inner housing 11 of the housing 10.
  • the air feed pump 22 is thus integrated into the housing 10.
  • the air delivery pump 22 is disposed on the outer top 11a of the inner housing 11, as in FIGS FIGS. 9a and 9c is recognizable.
  • the wetting unit 30 has a liquid feed pump 32, which is also integrated in the housing 10. Specifically, the liquid feed pump 32 is arranged on an outer side, in particular the outer upper side 11 a, of the inner housing 11. The liquid feed pump 32 is thus arranged between the inner housing 11 and the outer housing 19, as in the Figures 9a-9c shown.
  • a fresh liquid tank 60 and a hot water tank 61 are disposed on the outside of the inner casing 11.
  • the fresh liquid container 60 is filled with fresh cleaning liquid, preferably a disinfectant solution.
  • the service liquid container 61 is empty to receive spent cleaning liquid.
  • the fresh liquid container 60 and the used liquid container 61 each have hose connections 62.
  • the service liquid container 61 also comprises a droplet separator, which is preferably arranged in the hose connection 62.
  • the rear wall 11c of the inner housing 11 further comprises a valve, in particular a four-way valve arranged.
  • the four-way valve is on the one hand fluidly connected to the fresh liquid tank 60 and the service liquid tank 61 and on the other hand to the air supply pump 22 and the liquid feed pump 32.
  • the air flow is also performed in the inventive device in a circuit.
  • the four-way valve 43 is fluidly connected to the air supply pump 22 through an air hose 23.
  • the air feed pump 22 is further fluidly connected via further air hoses 23 with the air nozzles 21.
  • a suction hose 29 is provided which fluidly connects the drainage channel 14 with the service liquid container 61.
  • Air is passed through the air hoses 23 to the air nozzles 21 via the air feed pump 22.
  • the air nozzles 21 form an air curtain in the treatment chamber 12.
  • the air flow is directed in the direction of the gutter 14, wherein further on the gutter 14, a negative pressure by the air pump 22 is maintained.
  • a suction hose 29 is arranged so that air enriched with cleaning liquid is passed to the hot water tank 61.
  • the liquid separator 24 which is located immediately in front of the service liquid container 61, the liquid is separated from the air.
  • the spent cleaning liquid passes into the service liquid tank 61, whereas the air purified at the liquid separator 24 is returned via an air hose 23 and the air feed pump 22 to the air nozzles 21.
  • FIG. 11 schematically illustrated, where air flows with LS, liquid streams with FS and mixed air-liquid streams with LFS are designated.
  • the cleaning device can be designed such that the fresh liquid container 60 and the used liquid container 61 are interchangeable, in particular interchangeable.
  • the fresh liquid container 60 is used as a service liquid container 61 as soon as the fresh liquid container 60 is empty. Only the hot water tank 61 is then replaced by a fresh liquid tank 60.
  • the Figures 10a and 10b is a possible hose connection between the fresh liquid container 60 and the service liquid container 61 shown in phantom, which allows such a single replacement of containers.
  • preferred is an embodiment in which the fresh liquid tank 60 and the hot liquid tank 61 are fixedly connected to the inner housing 11. In this way, a better use of space is possible.
  • the implementation of individual containers is cumbersome.
  • the four-way valve can be saved.
  • the cleaning device further comprises a control unit 40 which, like the drying unit 20 and the wetting unit 30, is preferably integrated in the housing 10.
  • a control unit 40 which, like the drying unit 20 and the wetting unit 30, is preferably integrated in the housing 10.
  • FIG. 12a the control unit 40 is shown, which is preferably arranged in a collar 15 of the device described in more detail below.
  • the control unit 40 is electrically coupled to a main electrical connection 41, in particular signal-connected.
  • the control unit 40 is electrically coupled or signal-connected to the air feed pump 22 and the liquid feed pump 32, respectively.
  • the control unit 40 is signal-connected to at least one electrical switch 42, which outputs a switching signal when the inner housing 11 is separated from the outer housing 19. On the electric switch 42 will be discussed later.
  • the cleaning device comprises a collar 15, which is arranged in the region of the access opening 13.
  • the collar 15 essentially forms a flange which is connectable to the inner housing 11 and covers the outer housing 19, in particular an insertion slot 16 of the outer housing 19.
  • the control unit 40 is arranged, as in FIG. 12b shown schematically.
  • display elements preferably at least one graphic display element 50 and / or at least one alphanumeric display element 51 may be arranged.
  • the graphical display elements 50 preferably comprise at least two color-coded arrows. Preferably, two arrows are provided, which appear red upon activation and signal to a user that the object to be cleaned should now be introduced into the treatment room 12.
  • green activatable arrows can be provided which signal to a user that the cleaning process has been completed and the object can be removed from the treatment space 12.
  • FIG. 13 the front of the collar 15 with display elements 50, 51 is shown.
  • the two outer, obliquely upwardly pointing arrows each form a graphic display element 50, which is preferably activated green luminous and signal the completion of the cleaning process.
  • an alphanumeric display element 51 Arranged between the two arrows which can be activated red is an alphanumeric display element 51 which can be used as a display for operating information, general information or advertising information.
  • the invention is not limited to the above-described color choice for the display elements. Of course, also different colored display elements for the individual operations are possible.
  • a graphic display may be used that displays animations or films to motivate the user to thoroughly clean or disinfect the hands.
  • the collar 15 is preferably separable from the inner housing 11.
  • fastening elements in particular spring clips 17 can be provided in general, which are firmly connected to the inner housing 11 ( Figures 14a, 14b ).
  • the collar 15 can be connected by clamping with the inner housing 17.
  • the collar 15 also has recesses 18 which allow access for a tool 70 to the spring clips 17 ( FIG. 14c ).
  • the tool 70 is inserted into the recess 18 such that the spring clip 17 is pushed out of a corresponding anchoring in the collar 15 ( FIG. 15a ).
  • the collar 15 can then be removed.
  • two spring terminals 17 are provided, which are each arranged on the side surfaces 11 d of the inner housing 11.
  • the collar 15 has correspondingly two latching areas, in which the spring clips 17 for connecting the collar 15 with the inner housing 11 engage. Accordingly, two recesses 18 are provided, each allowing access for the tool 70 to a spring clip 17.
  • the spring terminals 17 and the inner housing 11 may further be arranged in each case an electrical switch 42.
  • the spring terminals 17 may be connected to an electrical switch 42 such that an electrical signal is transmitted to the control unit 40 by an actuation of the spring terminals 17.
  • the operation of the air supply pump 22 and the liquid supply pump 32 is stopped due to the signal transmitted to the control unit 40 by the electric switches 42.
  • At least the liquid feed pump 32 is disabled by the operation of the spring clips 17. This prevents that when cleaning the treatment chamber 12 cleaning liquid is introduced into the treatment chamber 12.
  • FIG. 16 shows a cross section through the air pump 22 from a preferred embodiment of the cleaning device according to the invention.
  • the air feed pump 22 has an inner flow channel 44, in which a fan 25 is arranged.
  • the fan upstream of a baffle plate 26, which contributes to improved air flow.
  • an activated carbon filter 27 Downstream of the fan 25 is in the inner flow channel 44, an activated carbon filter 27, which causes an air purification.
  • lateral openings 45 are provided, which guide at least part of the air flowing through the activated carbon filter 27 in an outer flow channel 46.
  • the guided into the outer flow channel 46 air flows counter to the flow direction in the inner flow channel 44 and passes in the region of the inlet opening 47 back into the inner flow channel 44.
  • the lateral openings 45 downstream is a valve or a throttle valve 28 is provided, through which the pressure conditions of the air flow can be controlled.
  • both the supply of air to the air nozzles 21, as well as the suction of the air mixed with service liquid via a single pump, namely the air pump 22 takes place.
  • the service liquid 61 is removed from the air flow and the air is supplied to the air nozzles 21 again after cleaning in the activated carbon filter 27.
  • the baffle plate 26 prevents turbulence of the air flow and thus uncontrolled air movements.
  • the double-walled design of the air feed pump 22, ie the provision of an inner flow channel 44 and an outer flow channel 46, allows a dry air guide.
  • guide elements can be arranged to avoid turbulence.
  • the inlet opening 47 can be constructed in this way be that the air flow direction leads into the air supply pump 22 and prevents leakage of contaminated air.
  • the liquid feed pump 32 is deactivated.
  • the air feed pump 22 remains active, so that an air curtain is still maintained by the air nozzles 21.
  • the deactivation of the liquid feed pump 32 is preferably carried out after about three seconds.
  • the user is requested to withdraw his hands, so that the air flow dries hands.
  • the air flow stops, i. the air pump 22 is deactivated as soon as the hands are removed from the treatment room 12.
  • the device preferably comprises a level indicator which is connected to the display elements on the collar 15.
  • a level sensor is arranged, which outputs a signal when less than 20% of the cleaning liquid is left in the container.
  • the level sensor is disposed in a lower portion of a suction pipe, which is lowered into the fresh liquid tank 60.
  • an optical signal in particular in the form of a lamp or a display in the display when the minimum level has been reached.
  • the inner housing 11 can be completely pulled out of the outer housing 19 along guide rails.
  • the guide rails thereby provide the necessary separation movement between the outer housing 19 and inner housing 11 and carry the weight of the inner housing 11.
  • a stop may be provided which prevents the complete withdrawal of the inner housing 11 from the outer housing 19.
  • the fresh liquid container 60 may have a bayonet closure. To refill this is opened and filled the fresh liquid tank 60 with fresh cleaning liquid. Also can be easily emptied via a bayonet lock the hot water tank 61.
  • the main electrical connection 41 is preferably constructed such that by pulling the inner housing 11 out of the outer housing 19, the device is completely de-energized. Specifically, by pulling out the inner housing 11 from the outer housing 19, the control unit 40 is disconnected from the power supply.
  • the electrical switch 42 are provided on the spring terminals 17, put the liquid feed pump 32 out of operation, as soon as the tool 70 on the spring clips 17 acts. In this way, the tool 70 can be used, on the one hand, for disconnecting the power of the liquid feed pump 32 and, on the other hand, for removing the collar 15.
  • an animation based on light signals, displays, sounds, speech or music is shown.
  • the animation can be activated independently of a cleaning process, in particular constantly.
  • the animation is activated with an external signal, for example the door closer of a toilet, the toilet flush or a proximity switch. Yellow or red light conditions may signal the insertion of the hands into the treatment room 12.
  • a sensor is provided in the region of the spray nozzles 31 or detergent nozzles, which emits a signal to the control unit 40 as soon as the object to be cleaned, in particular the hands of a user, is arranged in the region of the spray nozzles 31.
  • Activation of the sensor signal causes the yellow or red light to turn off and count down from nine to zero. Counting down the countdown should preferably take about five to eight seconds. At the end of the countdown, the light signals, which are now in opposite directions, that the object, in particular the hands, can be removed from the treatment room 12.
  • the device may be controlled such that the spray nozzles 31 and the liquid feed pump 32 are activated only when the object to be cleaned reaches the sensor in the region of the spray nozzles 31.
  • the liquid feed pump 32 is operated briefly, so that only a spray of cleaning liquid is discharged to the object.
  • the air feed pump 22 is activated to prevent the droplets generated by the spray nozzles 31 from exiting through the access opening 13 and subsequently to dry the object to be cleaned.
  • the air pump 22 stops.
  • the complete exiting of the object from the treatment room 12 is detected by the sensors in the region of the access opening 13.
  • the spray nozzles 31 are adapted so that relatively large droplets can be used for wetting.
  • the object to be cleaned is not exposed to a liquid mist, but rather a liquid spray. A higher amount of hot water is accepted.
  • control of the cleaning device can be provided for the animation that the number and strength of the optical or acoustic signals convey to the user how far he has introduced the object, in particular his hands in the treatment room 12.
  • a display on the collar 15 short films, such as advertising information, are shown. As a result, the user is encouraged to keep hands longer in the treatment room 12, so that an efficient drying is guaranteed. Furthermore, it can be provided that a counter in the display of the collar 15 indicates the number of completed cleaning operations.

Landscapes

  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Apparatus For Disinfection Or Sterilisation (AREA)
EP11188854A 2011-04-12 2011-11-11 Dispositif de nettoyage des mains Withdrawn EP2510848A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP11188854A EP2510848A1 (fr) 2011-04-12 2011-11-11 Dispositif de nettoyage des mains

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP11162142 2011-04-12
EP11188854A EP2510848A1 (fr) 2011-04-12 2011-11-11 Dispositif de nettoyage des mains

Publications (1)

Publication Number Publication Date
EP2510848A1 true EP2510848A1 (fr) 2012-10-17

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EP11188854A Withdrawn EP2510848A1 (fr) 2011-04-12 2011-11-11 Dispositif de nettoyage des mains

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017130158A1 (de) * 2017-12-15 2019-06-19 Oliver Hammerer Automatisierte Hand-Reinigungs-Vorrichtung
RU203868U1 (ru) * 2020-11-30 2021-04-23 Артём Сергеевич Белёв Портативное устройство для обеззараживания неплоских поверхностей

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1980001983A1 (fr) 1979-03-26 1980-10-02 Schulthess & Co Maschfab Ag Installation pour le lavage des mains
US5924148A (en) * 1998-02-26 1999-07-20 Flowers, Sr.; Stanley E. Automatic hand washing and drying machine
GB2471131A (en) * 2009-06-19 2010-12-22 Bassrock Ltd Washing facility
WO2011009156A1 (fr) * 2009-07-23 2011-01-27 Wright, Kerrie Dorothy Appareil de lavage et de séchage des mains

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1980001983A1 (fr) 1979-03-26 1980-10-02 Schulthess & Co Maschfab Ag Installation pour le lavage des mains
US5924148A (en) * 1998-02-26 1999-07-20 Flowers, Sr.; Stanley E. Automatic hand washing and drying machine
GB2471131A (en) * 2009-06-19 2010-12-22 Bassrock Ltd Washing facility
WO2011009156A1 (fr) * 2009-07-23 2011-01-27 Wright, Kerrie Dorothy Appareil de lavage et de séchage des mains

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017130158A1 (de) * 2017-12-15 2019-06-19 Oliver Hammerer Automatisierte Hand-Reinigungs-Vorrichtung
RU203868U1 (ru) * 2020-11-30 2021-04-23 Артём Сергеевич Белёв Портативное устройство для обеззараживания неплоских поверхностей

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