EP3212341B1 - Système de nettoyage haute pression et procédé pour faire fonctionner un système de nettoyage haute pression - Google Patents

Système de nettoyage haute pression et procédé pour faire fonctionner un système de nettoyage haute pression Download PDF

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Publication number
EP3212341B1
EP3212341B1 EP14796460.5A EP14796460A EP3212341B1 EP 3212341 B1 EP3212341 B1 EP 3212341B1 EP 14796460 A EP14796460 A EP 14796460A EP 3212341 B1 EP3212341 B1 EP 3212341B1
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EP
European Patent Office
Prior art keywords
unit
pressure
pressure cleaning
cleaning system
operating
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.)
Active
Application number
EP14796460.5A
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German (de)
English (en)
Other versions
EP3212341A1 (fr
Inventor
Jürgen KLÖPFER
Markus Fischer
Swen MUNZ
Timo Spengler
Sven Dirnberger
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.)
Alfred Kaercher SE and Co KG
Original Assignee
Alfred Kaercher SE and Co KG
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Application filed by Alfred Kaercher SE and Co KG filed Critical Alfred Kaercher SE and Co KG
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/02—Cleaning by the force of jets or sprays
    • B08B3/026—Cleaning by making use of hand-held spray guns; Fluid preparations therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/14—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening
    • B05B1/16—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means with multiple outlet openings; with strainers in or outside the outlet opening having selectively- effective outlets
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/02—Spray pistols; Apparatus for discharge
    • B05B7/04—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge
    • B05B7/0408—Spray pistols; Apparatus for discharge with arrangements for mixing liquids or other fluent materials before discharge with arrangements for mixing two or more liquids
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B9/00—Spraying apparatus for discharge of liquids or other fluent material, without essentially mixing with gas or vapour
    • B05B9/01—Spray pistols, discharge devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B1/00—Cleaning by methods involving the use of tools
    • B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
    • B08B1/12—Brushes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/003—Cleaning involving contact with foam
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B3/00—Cleaning by methods involving the use or presence of liquid or steam
    • B08B3/04—Cleaning involving contact with liquid
    • B08B3/08—Cleaning involving contact with liquid the liquid having chemical or dissolving effect
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B1/00—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means
    • B05B1/02—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape
    • B05B1/04—Nozzles, spray heads or other outlets, with or without auxiliary devices such as valves, heating means designed to produce a jet, spray, or other discharge of particular shape or nature, e.g. in single drops, or having an outlet of particular shape in flat form, e.g. fan-like, sheet-like
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B3/00—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements
    • B05B3/02—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05B—SPRAYING APPARATUS; ATOMISING APPARATUS; NOZZLES
    • B05B7/00—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas
    • B05B7/0018—Spraying apparatus for discharge of liquids or other fluent materials from two or more sources, e.g. of liquid and air, of powder and gas with devices for making foam
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B2203/00—Details of cleaning machines or methods involving the use or presence of liquid or steam
    • B08B2203/02—Details of machines or methods for cleaning by the force of jets or sprays
    • B08B2203/0217—Use of a detergent in high pressure cleaners; arrangements for supplying the same
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B08—CLEANING
    • B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
    • B08B2203/00—Details of cleaning machines or methods involving the use or presence of liquid or steam
    • B08B2203/02—Details of machines or methods for cleaning by the force of jets or sprays
    • B08B2203/0258—Multiple lance high pressure cleaning station

Definitions

  • the invention relates to a high-pressure cleaning system, comprising a high-pressure cleaning device with a high-pressure pump for increasing the pressure of a cleaning liquid and two or more different discharge units for discharging the cleaning liquid, which can optionally be brought into fluid connection with a pump outlet of the high-pressure pump, the discharge units being connected to an operating unit of the high-pressure cleaning system can be connected or an operating unit is arranged on at least one discharge unit.
  • the invention also relates to a method for operating a high-pressure cleaning system.
  • High-pressure cleaning systems with a high-pressure cleaning device and an operating unit as well as a discharge unit held thereon and which can be brought into fluid connection with a pump outlet of the high-pressure pump are in the DE 10 2006 009 855 A1 , of the US 2013/0214059 A1 and in the U.S. 5,381,962 described.
  • the US 2006/0108449 A1 describes a high-pressure cleaning device and a discharge unit on which a plurality of nozzles with different cross-sections can be optionally arranged.
  • a plurality of discharge units are provided, which can be optionally connected to the operating unit and thereby brought into fluid connection with the high-pressure pump.
  • Discharge units are also already known on which a respective operating unit is arranged so that the operating unit can be exchanged together with the discharge unit by a user and the desired discharge unit can be brought into fluid connection with the high pressure pump.
  • the user selects the suitable discharge unit in order to achieve the best possible cleaning result.
  • the two or more discharge units differ from one another in terms of their discharge characteristics, for example a different outlet pressure of the cleaning liquid, a different jet shape, etc. It is desirable here that the object to be cleaned is not damaged.
  • the object of the present invention is to provide a high-pressure cleaning system of the type mentioned at the outset which can be handled in a simpler manner.
  • the high-pressure cleaning system comprises an input unit via which at least one conveying parameter can be specified by a user, the at least one conveying parameter being set according to the specification by a control unit of the high-pressure cleaning system coupled to the input unit, and wherein the high-pressure cleaning system comprises an output unit which is coupled to the control unit and at which, depending on the specification of the user, an indication is provided which comprises a recommendation of at least one discharge unit.
  • an input unit is provided.
  • the user can specify at least one delivery parameter.
  • the high-pressure cleaning device is set according to the specification of the user, in particular by setting an operating point of its high-pressure pump.
  • the user can, for example, specify the at least one conveying parameter depending on the type and / or the nature of the object to be cleaned and, alternatively or additionally, depending on the desired cleaning process.
  • the output unit can be used to provide the user with, for example, visual or acoustic information as to which discharge unit should preferably be used for a cleaning process. Taking into account the specification of the at least one conveying parameter by the user, it is possible to recommend the use of a discharge unit to the user.
  • the note can include the recommendation of more than just one discharge unit.
  • the information can include, for example, that a certain discharge unit requires a minimum pressure as a conveying parameter so that a good cleaning result can be achieved. If, for example, a corresponding pressure or pressure range is specified by the user as the conveying parameter, the corresponding discharge unit can be recommended for use by the control unit. If, for example, a volume flow of the cleaning liquid is specified as the delivery parameter, the use of a discharge unit can be recommended via the note, the nozzle of which has a sufficiently large opening cross-section so that the specified volume flow can actually be discharged.
  • a discharge unit can be recommended for use via the note, which is usually used to discharge a cleaning liquid-cleaning chemical mixture so that the best possible cleaning result can be achieved.
  • the information on the output unit also serves to avoid possible damage to the object to be cleaned through the use of an unsuitable discharge unit for specifying the at least one predetermined conveying parameter.
  • the at least one predeterminable delivery parameter comprises the pressure of the cleaning liquid, a volume flow of the cleaning liquid and / or a dosage of a cleaning chemical that can be admixed with the cleaning liquid.
  • the user can specify the pressure, the volume flow and the dosage independently of one another on the input unit. It is also conceivable that at least two of these parameters can be specified coupled with one another, for example by a user specifying a cleaning profile via the input unit that includes the specification of at least two conveying parameters.
  • the at least one delivery parameter can advantageously be controlled and / or regulated by the high-pressure cleaning device as a function of the user's specification.
  • the pressure of the cleaning liquid is detected via a pressure sensor
  • the volume flow via a flow sensor and / or the dosage of the cleaning chemical is detected via a concentration sensor
  • a related signal is provided to the control unit.
  • the control unit can regulate the pressure, the volume flow and / or the dosage according to the specification by the user.
  • an operating unit can be arranged on two or more discharge units.
  • the discharge unit can be brought into fluid connection with the pump outlet via the respective operating unit.
  • two or more discharge units can optionally be connected to the operating unit.
  • an operating unit that is in fluid connection with the pump outlet is provided, to which one of the two or more discharge units can optionally be connected. This means that more than one discharge unit can be used with just one control unit.
  • the high-pressure cleaning system comprises a discharge device which can be connected to the operating unit or on which an operating unit is arranged and which has two or more discharge units, one of which can be selectively selected and brought into fluid connection with the pump outlet.
  • the discharge device comprises more than just a discharge unit.
  • the desired discharge unit can be transferred from a non-use position to a use position.
  • the respectively desired discharge unit can thereby be brought into fluid connection with the pump outlet.
  • Such a discharge device can be arranged on an operating unit or, as mentioned above, can optionally be connected to an operating unit of the high-pressure cleaning system.
  • a value, a value range or an operating level is selected directly via the input unit or increased or decreased by incrementing or decrementing.
  • the operating level is increased or decreased using "+/-" operating elements on the input unit.
  • the value, the value range and / or the operating level can also be preselected by a corresponding numerical input on the input unit.
  • the high-pressure cleaning system comprises a storage unit coupled to the control unit or integrated into it, in which an operating level and / or a cleaning profile are selectably stored via the input unit, with a value or a value range of at least one conveying parameter assigned to the operating level or the cleaning profile is stored.
  • the value or the range of values of at least one conveying parameter in a respective operating stage and / or in a respective cleaning profile can be stored in the memory unit.
  • the value of the at least one delivery parameter can be predefined in a user-friendly manner.
  • the content of the memory unit can be changed.
  • This allows a user to define an operating level and / or a cleaning profile and, linked to this, to store the value or the value range of at least one conveying parameter. This can then be specified in a user-friendly manner by selecting the corresponding operating level and / or the corresponding cleaning profile.
  • a preferably wireless data connection to a spatially remote data processing device can be established via the control unit and if data relating to an operating level and / or a cleaning profile can be transmitted from the data processing device to the control unit and stored in the memory unit for selection by the user .
  • Definitions of an operating stage and / or a cleaning profile as well as the value or value range of at least one conveying parameter linked to this can be added to the high-pressure cleaning system in a particularly user-friendly manner.
  • the user Via the input unit, the user can, for example, initiate the establishment of a data connection between the control unit and the data processing device.
  • the data processing device for example owned or managed by a manufacturer of the high-pressure cleaning system, can know predefined operating stages and / or cleaning profiles.
  • the corresponding data via which the value of at least one conveying parameter is set, can be transmitted (in particular "downloaded") from the data processing device to the control unit, for example, and stored in the memory unit.
  • This data can, for example, also have the symbols mentioned above, in particular pictograms, which can be used to select the operating level and / or the cleaning profile.
  • the output unit is preferably an optical output unit or comprises one, and the information, in particular the recommendation, is preferably displayed on the output unit.
  • the optical output unit allows the information to be provided in a simple and user-friendly manner.
  • the recommended discharge unit is displayed on the output unit by means of text or a symbol or pictogram.
  • the user's specification for the at least one conveying parameter is advantageously displayed on the output unit.
  • the user receives, for example, feedback on the output unit as to which value or value ranges of the at least one conveying parameter, which operating stage and / or which cleaning profile he has specified.
  • the input unit can, for example, comprise at least one switch, button, rotary knob, button or some other type of operating element.
  • the input unit comprises at least one touch-sensitive screen (touchscreen) for specifying the at least one conveying parameter.
  • touch-sensitive screen for specifying the at least one conveying parameter.
  • an operating level and / or a cleaning profile is shown on the screen in coded form by means of a symbol or pictogram.
  • value or value ranges of at least one conveying parameter that is linked to the operating level and / or the cleaning professional are specified.
  • the input unit and the output unit preferably form an integrated input / output unit, this preferably comprising a touch-sensitive screen for receiving the specification and outputting the information.
  • integrated can in particular mean that the integrated units are arranged in a common housing. For example, a self-contained and specially watertight integrated unit is provided.
  • control unit at least partially, forms an integrated unit with the input unit and / or with the output unit.
  • an integrated control / input / output unit is provided, which is arranged in a closed, waterproof housing.
  • the control unit can at least partially form an integrated unit with the input unit and / or the output unit. This is advantageous, for example, when this integrated unit is arranged on an operating unit or an external additional device.
  • a further part of the control unit can, especially in these two cases, be arranged, for example, in the high-pressure cleaning device and control its high-pressure pump in order to set the at least one delivery parameter.
  • the input unit and / or the output unit and / or the control unit are at least partially arranged on the operating unit or are encompassed by it. This makes it easier for the user to handle the system in that inputs can be made on the operating unit and / or outputs can be received on the operating unit.
  • the input unit and / or the output unit and / or the control unit are arranged on the high-pressure cleaning device or are encompassed by it.
  • the input unit and / or the output unit and / or the control unit are arranged, at least partially, on or encompassed by a preferably portable additional device, in particular a portable computer or a smartphone.
  • a preferably portable additional device offers, for example, the possibility, as explained above, of establishing a data connection with the external data processing device and of transmitting data relating to an operating stage and / or a cleaning profile for storage in the memory unit.
  • the high-pressure cleaning system comprises more than just one input unit and / or more than just one output unit.
  • the control unit can, at least partially, be arranged in the operating unit, in the high-pressure cleaning device and / or in the additional device or be comprised thereof.
  • data can be transmitted wirelessly from the operating unit and / or from the additional device to the high-pressure cleaning device and / or vice versa.
  • a radio link is used so that the user's specification on the operating unit and / or on the additional device is transmitted to a control unit or a part thereof in the high-pressure cleaning device.
  • the high-pressure cleaning system comprises a detection unit coupled to the control unit with which the discharge unit connected to the control unit or the discharge unit arranged on the control unit can be determined.
  • the recognition unit is arranged, for example, on the operating unit or encompassed by it.
  • the at least one discharge unit can be recognized, for example, according to at least one of the following: mechanical, electrical, contact-based, wireless, by radio link (for example, RFID).
  • radio link for example, RFID
  • the detection unit makes it possible to determine whether a discharge unit may be provided which deviates from the recommendation on the output unit. If the discharge unit deviates from a discharge unit according to the recommendation, the control unit can preferably provide a relevant, for example optical or acoustic, indication on the output unit. The user can thereby be advised to check the choice of discharge unit.
  • the invention also relates to a method.
  • the object of the present invention is to provide a method for operating a high-pressure cleaning system of the type mentioned above.
  • this object is achieved by a method for operating a high-pressure cleaning system, which comprises a high-pressure cleaning device with a high-pressure pump for increasing the pressure of a cleaning liquid and two or more different discharge units for discharging the cleaning liquid, which can optionally be brought into fluid connection with a pump outlet of the high-pressure pump, wherein the discharge units can be connected to an operating unit of the high-pressure cleaning system or an operating unit is arranged on at least one discharge unit, the high-pressure cleaning system comprising an input unit via which a user specifies at least one conveying parameter, the at least one conveying parameter from a control unit coupled to the input unit of the high pressure cleaning system is set according to the specification, and wherein the high pressure cleaning system has an output coupled to the control unit A unit on which, depending on the specification of the user, an indication is provided which includes a recommendation of at least one discharge unit.
  • Advantageous embodiments of the method according to the invention result from advantageous embodiments of the high-pressure cleaning system according to the invention and its use.
  • the features of the advantageous embodiments can be used to define advantageous exemplary embodiments of the method.
  • FIG. 1 shows an advantageous embodiment of a high-pressure cleaning system according to the invention, assigned the reference number 10.
  • the high-pressure cleaning system comprises a high-pressure cleaning device 12, which comprises a motor-pump unit 14.
  • the motor-pump unit 14 has a high-pressure pump 16 and a drive motor 18 for this.
  • a cleaning fluid to be pressurized, in particular water, can be fed to the high-pressure pump 16 via a pump inlet 20.
  • the cleaning liquid placed under high pressure can be discharged at a pump outlet 22 of the high pressure pump 16.
  • the admixing device 25 is controllable so that the dosage of the cleaning chemical can be adjusted.
  • the high-pressure cleaning system 10 comprises an operating unit 26 in the form of a high-pressure gun 28.
  • the gun 28 can be connected to the pump outlet 22 via a high-pressure line 30.
  • An operating element in the form of a trigger 32 opens a valve arranged in the pistol 28 when actuated. Pressurized cleaning fluid can thereby be dispensed from the gun 28.
  • the high-pressure cleaning system 10 also includes a discharge device 34 which can be detachably connected to the operating unit 26.
  • the discharge device 34 comprises three discharge units which are arranged in a common housing 36.
  • the housing 36 is rotatable, for example, about a longitudinal axis 38 of the discharge device 34. This gives the option of bringing one of the three discharge units of the discharge device 34 into fluid connection with the pump outlet 22. If the corresponding discharge unit assumes a position of use, a fluid line enclosed by it is aligned with a fluid line of the pistol 28, to which the discharge device 34 is connected. By rotating the housing 36 about the longitudinal axis 38, one of the three discharge units can be brought into fluid connection with the pump outlet 22 via the gun 28, depending on the user's wishes.
  • Which discharge unit is in the position of use and which two further discharge units are in the non-use position can be recognized by the user, for example, by means of a marking 40 on the housing 36.
  • the identification 40 comprises an individual symbol assigned to each discharge unit, which symbol can be easily recognized by the user.
  • the discharge device 34 comprises a high-pressure flat jet nozzle 42 for emitting a fan-shaped cleaning jet.
  • the discharge device 34 comprises a high-pressure rotor nozzle 44 with which a high-pressure point jet rotating on a conical surface can be output.
  • the discharge device 34 also includes a low-pressure cleaning agent nozzle 46.
  • the nozzle opening cross-section of the cleaning agent nozzle 46 is significantly larger than the respective nozzle opening cross-section of the flat jet nozzle 42 and the rotor nozzle 44.
  • a cleaning jet can be released from the cleaning agent nozzle 46 at a lower pressure than with the other two nozzles 42, 44 be delivered by a large volume flow.
  • the high-pressure cleaning system 10 comprises several further discharge units which, instead of the discharge device 34, can optionally be connected to the gun 28.
  • the discharge units can thereby each be brought into fluid connection with the pump outlet 22 via the gun 28.
  • a discharge unit 48 is provided which comprises a high-pressure flat jet nozzle 50.
  • a discharge unit 52 which comprises a high-pressure rotor nozzle 54.
  • Discharge units 56 and 60 are also provided, which include washing brushes 58 and 62, respectively, the washing brushes 58, 62 differing from one another with regard to their shape and function.
  • a discharge unit 64 is provided.
  • the discharge unit 64 comprises a foam nozzle 66.
  • Cleaning liquid, to which a foam-forming cleaning chemical can be added via a container 68 of the discharge unit 64, can be foamed via the foam nozzle 66.
  • the Figures 2 and 3 show a further discharge unit 70 in the form of a surface cleaner 72, which can also be optionally connected to the gun 28 and brought into fluid connection with the pump outlet 22.
  • the surface cleaner 72 comprises a hood 74 at the working end, which delimits a receiving space 76.
  • a nozzle arrangement 78 is provided in the receiving space 76 and is held on the hood 74 so as to rotate about an axis 80. Under the action of the cleaning liquid, the nozzle arrangement 78 is set in rotation and acts on a surface to be cleaned.
  • the user can use the discharge device 34 with its corresponding discharge unit or one of the further discharge units 48, 52 , 56, 60, 64 or 70 to the gun 28 and apply the cleaning liquid to the object to be cleaned, possibly with added cleaning chemicals and / or foamed.
  • the discharge device 34 with its corresponding discharge unit or one of the further discharge units 48, 52 , 56, 60, 64 or 70 to the gun 28 and apply the cleaning liquid to the object to be cleaned, possibly with added cleaning chemicals and / or foamed.
  • the different discharge units of the cleaning system 10 have different discharge characteristics in order to achieve different cleaning results. It can, however, be provided that the high-pressure flat jet nozzles 42 and 50 on the one hand and the high-pressure rotor nozzles 44 and 54 on the other hand have identical discharge characteristics.
  • the high-pressure cleaning system 10 has a control unit 82 in the high-pressure cleaning device 12.
  • the control unit 82 allows the high-pressure pump 16 to be activated in order to set the pressure of the cleaning fluid provided by it. Alternatively or in addition, the volume flow of the cleaning liquid can be adjusted.
  • a pressure sensor 84 and a flow sensor 86 transmit a pressure signal or a signal relating to the volume flow to the control unit 82. Taking this respective signal into account, the control unit 82 can control the pressure or the volume flow and in particular regulate it as a function of a respective value or value range specified for the control unit 82.
  • the control unit 82 is also coupled to the admixing device 25 in order to adjust the dosage of the cleaning chemical from the container 24.
  • the signal from a concentration sensor 88, with which the dosage of the cleaning chemical in the cleaning liquid can be determined, can be fed to the control unit 82. This makes it possible to control and in particular regulate the dosage of the cleaning chemical as a function of a value or value range supplied to the control unit 82.
  • the pressure, the volume flow and the dosage of the cleaning agent chemical are conveying parameters of the high-pressure cleaning device 12.
  • at least one conveying parameter can be specified by a user. This is explained below with reference in particular to the Figures 4 to 8 explained. This is explained by way of example using the delivery parameter “pressure of the cleaning fluid”. However, the following statements apply in a corresponding manner to the delivery parameter "volume flow” and the delivery parameter "dosage of the cleaning agent chemical”.
  • Figure 4 shows, by way of example, three symbols 90, 92 and 94, as they could, for example, be shown in an operating manual for the high-pressure cleaning system 10 in order to make it easier for the user to use it.
  • An illustration of the symbols 90, 92, 94 on the high-pressure cleaning device 12 and / or the operating unit 26 is also conceivable.
  • the symbol 90 symbolizes an operating level “1” of the high-pressure cleaning device 12. It is made clear to the user that, in operating level “1”, preferably relatively “soft” (for example sensitive) objects should be cleaned.
  • the symbol 90 comprises the pictogram of a garden fence.
  • the symbol 92 symbolizes an operating level “2” of the high-pressure cleaning device 12. It is made clear to the user that in operating level “2”, preferably relatively “medium-hard” (for example normally resistant) objects should be cleaned.
  • the symbol 92 includes the pictogram of a motor vehicle.
  • the symbol 94 symbolizes an operating level “3” of the high-pressure cleaning device 12. It is made clear to the user that in operating level “3”, preferably relatively “hard” (for example very resistant) objects should be cleaned.
  • the symbol 94 includes the pictogram of masonry.
  • the high-pressure cleaning device 12 can be operated in the three different operating stages "1, 2, 3".
  • the respective pressure of the cleaning liquid that is provided by the high-pressure pump 16 differs from one another in the operating stages.
  • each operating stage has a range of values for the delivery parameter “pressure” which differs from that range of values for the other operating stages. In operating level “1" the pressure of the cleaning fluid is lowest, in operating level “2” the pressure is higher, and in operating level “3" the pressure is highest.
  • operating levels "1, 2, 3” In addition to operating levels "1, 2, 3", intermediate levels are provided, namely operating levels "1.5” and "2.5".
  • operating level “1.5” the range of values for the delivery parameter "pressure” is higher than in operating level “1”, but smaller than in operating level “2".
  • the range of values of the delivery parameter “pressure” is higher in operating level “2.5” than in operating level “2”, but smaller than in operating level “3”.
  • the high-pressure cleaning system 10 comprises an input unit 96, a control unit 98 coupled to it, and an output unit 100 coupled to the control unit 98.
  • the input unit 96, the control unit 98 and the output unit 100 are integrated as an integrated unit 102.
  • the unit 102 is accommodated, for example, in a closed and in particular watertight housing 104.
  • the integrated unit 102 is arranged on the pistol 28, for example near the trigger 32.
  • the output unit 100 can thereby be easily grasped by the user and the input unit 96 can be operated in a simple manner.
  • the control unit 98 can communicate with the control unit 82 in the high-pressure cleaning device 12.
  • wireless communication is possible, for example by radio.
  • the control unit 98 and the control unit 82 have radio elements 112 and 114, respectively.
  • control unit 98 and the control unit 82 can in particular be viewed as parts of a common control unit of the high-pressure cleaning system 10, which are spatially separated from one another in the unit 102 on the one hand or in the high-pressure cleaning device 12 on the other hand.
  • a memory unit 106 is integrated into the control unit 98.
  • the input unit 96 has operating elements in the form of keys 108, 110.
  • the key 108 is marked with the symbol “-”, the key 110 with the symbol “+”.
  • the output unit 100 is an optical output unit for the visual representation of information relating to the state of the high-pressure cleaning system 10, in particular the operating stage assumed by it. Furthermore, the output unit 100 includes an indication with a recommendation as to which of the discharge units of the discharge device 34 should be used depending on an operating stage that is specified by the user on the input unit 96. This is explained below.
  • buttons 108, 110 can use the buttons 108, 110 to specify the operating stages "1 / 1.5 / 2 / 2.5 / 3" of the high-pressure cleaning device 12 in an incremental (button 110) or decremental (button 108). He can use the symbols 90, 92, 94 as a guide, for example.
  • the user's specification is transmitted to the control unit 98.
  • the value range for the pressure assigned to the respective predetermined operating stage is read from the memory unit 106 and a signal relating to this is transmitted wirelessly to the control unit 82.
  • the control unit 82 can control the high-pressure pump 16. As mentioned, the pressure of the cleaning liquid can be regulated.
  • the operating level specified by the user is transmitted to the control unit 82 and that a value range of the pressure assigned to the operating level is read from a memory unit of the control unit 82, on which the pressure regulation is based.
  • control unit 82 can use the output unit 100 to visually display the specification of the selected conveying parameter “pressure”, symbolized by the operating stage.
  • the operating level "3" hard
  • an indication is provided on the output unit 100 which includes the recommendation of at least one discharge unit, the indication depending on the specification of the conveying parameter “pressure” by the user.
  • an indication 116 is provided at the selected operating level "3".
  • Note 116 includes a first recommendation that has an icon 118.
  • a second recommendation is also provided, which has an icon 120.
  • the symbol 118 symbolizes a high-pressure flat jet nozzle. The user is therefore advised to use a discharge unit with a high-pressure flat jet nozzle when using operating level "3".
  • the symbol 120 symbolizes a high-pressure rotary nozzle. This symbolizes for the user that, as an alternative, a discharge unit with a high-pressure rotary nozzle could be used in operating level "3".
  • the user can use its discharge unit with high-pressure flat jet nozzle 42 or its discharge unit with high-pressure rotor nozzle 44 in order to comply with indication 116.
  • the user can verify the correct selection of the discharge unit via the marking 40.
  • the discharge units 48 with the nozzle 50 or 52 with the nozzle 54 could alternatively be connected to the gun 28.
  • Note 116 is used to recommend to the user the most suitable discharge unit for the selected operating mode so that, on the one hand, the best possible cleaning result can be achieved and, on the other hand, damage to the object to be cleaned is avoided as far as possible.
  • the note 116 only includes a recommendation, namely by showing the symbol 118, which relates to a high-pressure flat jet nozzle 42. This symbolizes for the user that the discharge unit with the high-pressure flat jet nozzle 42 of the discharge device 34 should be used.
  • the discharge unit 48 with the high-pressure flat jet nozzle 50 could also be used.
  • the symbol 120 is omitted in this case and therefore a recommendation to use a high-pressure rotor nozzle 44, for example, because the high-pressure rotor nozzle requires a pressure of the cleaning fluid that exceeds the pressure in operating level "2" to achieve an optimal cleaning effect.
  • the recommendation about the symbol 120 can also be omitted, for example, because in the underlying application, the cleaning of a "medium-soft" object, which is to be feared if a high-pressure rotor nozzle is used.
  • the invention is further clarified with reference to Figure 7 , in which the assumption of the operating level "1" is symbolized on the input unit 96 according to the specification of the user.
  • the note 116 again includes the recommendation to use a high-pressure flat jet nozzle via the symbol 118.
  • the note 116 also includes the recommendation to use a low-pressure cleaning agent nozzle via a corresponding symbol 122.
  • the discharge units with the high-pressure flat jet nozzle 42 or the low-pressure cleaning agent nozzle 46 of the discharge device 34 could be used in operating level "1".
  • the discharge unit 48 with the high-pressure flat jet nozzle 50 could be used.
  • a cleaning chemical can be added via the admixing device 25.
  • the high-pressure cleaning system 10 is characterized by particularly user-friendly handling.
  • the high-pressure cleaning device 12 sets the desired conveying parameters as specified.
  • the user receives a response via the output unit 100 that the Note 116 and with it a recommendation on the use of the most suitable discharge unit. The cleaning result can thereby be optimized and the risk of damage to the object to be cleaned can be reduced.
  • FIG. 12 shows a schematic plan view of an integrated unit 124 which could be used in the high-pressure cleaning system 10 instead of the integrated unit 102.
  • the integrated unit 124 comprises an integrated input / output unit 126, which in the present case is designed as a touch-sensitive screen (touchscreen 128).
  • the control unit 98 is integrated into the unit 124 (not shown).
  • a plurality of symbols 130 are displayed on the touchscreen 128.
  • Each symbol 130 is linked to a cleaning profile that is stored, for example, in the storage unit 106 or in the storage unit of the control unit 82.
  • Each cleaning profile is linked to a range of values, in particular for the “pressure” conveying parameter.
  • there can also be a link to a further conveying parameter such as the volume flow and / or the dosage of the cleaning chemical.
  • the user can specify at least one conveying parameter by selecting the corresponding symbol 130 on the touchscreen 128.
  • the state of the high-pressure cleaning device 12 is set under activation by the control unit 82.
  • the message 116 is output on the touchscreen 128.
  • an additional device 132 is also shown as part of the high-pressure cleaning system.
  • the additional device preferably portable, is, for example, a portable computer or a smartphone 134.
  • the smartphone 134 can be used as an alternative or in addition to the integrated unit 102 or 124.
  • the touchscreen 138 can be used as an integrated input / output unit 136.
  • An internal data processing device of the smartphone 134 can be used instead of the control unit 98.
  • control unit 98 and / or the internal control unit of the smartphone 134 can set up a wireless data connection via a communication network 140 (for example the Internet) to a spatially remote data processing device 142.
  • a communication network 140 for example the Internet
  • This has, for example, a radio element 144 for communication with the radio element 112 or a radio element of the smartphone 134.
  • the data processing device 142 is, for example, owned or managed by a manufacturer of the high-pressure cleaning system 10 and is coupled to a database 146.
  • cleaning profiles can be stored in the database 146.
  • this is understood in particular to mean that the corresponding cleaning profile comprises a specification of a value or value range of at least one conveying parameter.
  • Data which include the definition of a cleaning profile can be transmitted via the communication network 140 to the control unit 98 or to the smartphone 134 and stored in the storage unit 106 or in the memory of the smartphone 134.
  • the cleaning profile can be "downloaded" accordingly.
  • the cleaning profile also includes a symbol 130 for display on the touchscreen 128 or 138.
  • the user can specify at least one conveying parameter for the high-pressure cleaning device 12 by selecting the corresponding symbol 130.
  • the high-pressure cleaning system 10 can also have a detection unit 148.
  • the detection unit 148 is arranged, for example, on the pistol 28 and coupled to the control unit 98 or the data processing device of the smartphone 134.
  • the detection unit 148 can be used to detect which discharge unit is connected to the pistol 28 or which of the discharge units of the discharge device 34 is in the position of use.
  • Figure 8 shows schematically a discharge unit 150.
  • a related indication can be made available to the user. For example, a notice is displayed on the output unit 100. It is also possible for the high-pressure cleaning device 12 and / or the gun 28 to block the discharge of cleaning liquid until a discharge unit is connected to the gun 28 or has been selected in accordance with the indication 116.
  • the detection unit 148 can detect the discharge unit with or without contact, for example mechanically, electrically or in some other way.
  • contactless detection is carried out using RFID technology.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Cleaning By Liquid Or Steam (AREA)

Claims (17)

  1. Système de nettoyage haute pression, comprenant un appareil de nettoyage haute pression (12) avec une pompe haute pression (16) pour faire monter la pression d'un liquide de nettoyage ainsi que deux unités de distribution (48, 52, 56, 60, 64, 70) ou plus différentes l'une de l'autre pour distribuer le liquide de nettoyage, qui peuvent être amenées sélectivement en liaison fluidique avec une sortie de pompe (22) de la pompe haute pression (16), dans lequel les unités de distribution (48, 52, 56, 60, 64, 70) peuvent être raccordées à une unité de commande utilisateur (26) du système de nettoyage haute pression (10) ou une unité de commande utilisateur (26) est disposée sur au moins une unité de distribution (48, 52, 56, 60, 64, 70), dans lequel le système de nettoyage haute pression (10) comprend une unité d'entrée (96), par l'intermédiaire de laquelle au moins un paramètre de refoulement peut être prédéfini par un utilisateur, dans lequel l'au moins un paramètre de refoulement est ajusté par une unité de commande (82, 98), couplée à l'unité d'entrée (96), du système de nettoyage haute pression (10) conformément à la prédéfinition, et dans lequel le système de nettoyage haute pression (10) comprend une unité de sortie (100) couplée à l'unité de commande (82, 98), caractérisé en ce qu'une consigne (116) est délivrée à l'unité de sortie (100) en fonction de la prédéfinition de l'utilisateur, qui comprend une recommandation (118, 120, 122) d'au moins une unité de distribution (48, 52, 56, 60, 64, 70).
  2. Système de nettoyage haute pression selon la revendication 1, caractérisé en ce que l'au moins un paramètre de refoulement pouvant être prédéfini par l'utilisateur par l'intermédiaire de l'unité d'entrée (96) comprend au moins un de ce qui suit :
    - la pression du liquide de nettoyage ;
    - un débit volumique du liquide de nettoyage ;
    - un dosage d'un produit chimique de nettoyage pouvant être ajouté au liquide de nettoyage.
  3. Système de nettoyage haute pression selon la revendication 1 ou 2, caractérisé en ce que l'au moins un paramètre de refoulement de l'appareil de nettoyage haute pression (12) peut être commandé et/ou réglé en fonction de la prédéfinition de l'utilisateur.
  4. Système de nettoyage haute pression selon l'une quelconque des revendications précédentes, caractérisé en ce qu'au moins un de ce qui suit s'applique :
    - deux unités de distribution (48, 52, 56, 60, 64, 70) ou plus peuvent être raccordées sélectivement à l'unité de commande utilisateur (26) ;
    - le système de nettoyage haute pression (10) comprend un dispositif de distribution (34), qui peut être raccordé à l'unité de commande utilisateur (26) ou sur lequel est disposée une unité de commande utilisateur (26) et qui présente deux unités de distribution ou plus, dont l'une peut être sélectionnée sélectivement et peut être amenée en liaison fluidique avec la sortie de pompe (22).
  5. Système de nettoyage haute pression selon l'une quelconque des revendications précédentes, caractérisé en ce que les deux unités de distribution (48, 52, 56, 60, 64, 70) ou plus comprennent au moins un de ce qui suit :
    - une buse à jet plat haute pression (42, 50) ;
    - une buse rotative haute pression (44, 54) ;
    - une buse à jet ponctuel haute pression ;
    - une buse à produit de nettoyage basse pression (46) ;
    - une buse à mousse (66) ;
    - une brosse de lavage (58, 62) ;
    - un nettoyeur de surface (72), comprenant un capot (74) et un ensemble buse (78), disposé de manière mobile dans un espace de réception (76) délimité par le capot (74), qui peut être entraîné par un liquide de nettoyage sous pression.
  6. Système de nettoyage haute pression selon l'une quelconque des revendications précédentes, caractérisé en ce que l'au moins un paramètre de refoulement peut être prédéfini par l'utilisateur par l'intermédiaire de l'unité d'entrée (96) par au moins un de ce qui suit :
    - une valeur ou une plage de valeurs de l'au moins un paramètre de refoulement ;
    - une phase de fonctionnement de l'appareil de nettoyage haute pression (12), dans lequel au moins un paramètre de refoulement dans différentes phases de fonctionnement présente une valeur ou plage de valeurs différente ;
    - une sélection d'un profil de nettoyage, en particulier en considération d'un objet à nettoyer, dans lequel au moins un paramètre de refoulement présente dans différents profils de nettoyage une valeur ou plage de valeurs différente.
  7. Système de nettoyage haute pression selon la revendication 6, caractérisé en ce que deux phases de fonctionnement et/ou profils de nettoyage ou plus sont présentés ou peuvent être présentés à l'utilisateur sur l'unité d'entrée (96, 126, 136) de manière à pouvoir être sélectionnés de façon codée par des symboles (130) différents les uns des autres.
  8. Système de nettoyage haute pression selon la revendication 6 ou 7, caractérisé en ce que le système de nettoyage haute pression (10) comprend une unité mémoire (106) couplée à l'unité de commande (82, 98) ou intégrée dans celle-ci, dans laquelle une phase de fonctionnement et/ou un profil de nettoyage sont mis en mémoire de manière à pouvoir être sélectionnés par l'intermédiaire de l'unité d'entrée (96, 126, 136), dans lequel une valeur ou une plage de valeurs d'au moins un paramètre de refoulement est mise en mémoire de manière associée à la phase de fonctionnement ou au profil de nettoyage.
  9. Système de nettoyage haute pression selon l'une quelconque des revendications précédentes, caractérisé en ce que l'unité de sortie (100, 126, 136) est ou comprend une unité de sortie optique et qu'au moins un de ce qui suit est représenté sur l'unité de sortie (100, 126, 136) :
    - la consigne (116), en particulier la recommandation ;
    - la prédéfinition de l'utilisateur pour l'au moins un paramètre de refoulement.
  10. Système de nettoyage haute pression selon l'une quelconque des revendications précédentes, caractérisé en ce que l'unité d'entrée (96, 126, 136) comprend au moins un commutateur, bouton-poussoir (108, 110), bouton rotatif et/ou écran tactile pour prédéfinir l'au moins un paramètre de refoulement.
  11. Système de nettoyage haute pression selon l'une quelconque des revendications précédentes, caractérisé en ce que l'unité d'entrée (96, 126, 136) et l'unité de sortie (100, 126, 136) réalisent une unité d'entrée/sortie (102, 124) intégrée, en particulier que celle-ci comprend un écran tactile (128) pour recevoir la prédéfinition et la sortie de la consigne (116).
  12. Système de nettoyage haute pression selon l'une quelconque des revendications précédentes, caractérisé en ce que l'unité de commande (98) réalise, au moins en partie, une unité intégrée (102, 104) avec l'unité d'entrée (96, 126, 136) et/ou avec l'unité de sortie (100, 126, 136).
  13. Système de nettoyage haute pression selon l'une quelconque des revendications précédentes, caractérisé en ce que l'unité d'entrée (96, 126) et/ou l'unité de sortie (100, 126) et/ou l'unité de commande (98), au moins en partie, sont disposées sur l'unité de commande utilisateur (26) ou comprises par celle-ci.
  14. Système de nettoyage haute pression selon l'une quelconque des revendications précédentes, caractérisé en ce que l'unité d'entrée et/ou l'unité de sortie et/ou l'unité de commande, au moins en partie, sont disposées sur l'appareil de nettoyage haute pression (12) ou compris par celui-ci.
  15. Système de nettoyage haute pression selon l'une quelconque des revendications précédentes, caractérisé en ce que l'unité d'entrée (136) et/ou l'unité de sortie (136) et/ou l'unité de commande, au moins en partie, sont disposées sur un appareil supplémentaire (132) portable ou compris par celui-ci, en particulier un ordinateur portable ou un téléphone intelligent (134).
  16. Système de nettoyage haute pression selon la revendication 13 ou 15, caractérisé en ce que des données peuvent être transmises sans fil par l'unité de commande utilisateur (26) et/ou par l'appareil supplémentaire (132) à l'appareil de nettoyage haute pression (12) et/ou inversement.
  17. Procédé pour faire fonctionner un système de nettoyage haute pression, comprenant un appareil de nettoyage haute pression (12) avec une pompe haute pression (16) pour faire monter la pression d'un liquide de nettoyage ainsi que deux unités de distribution (48, 52, 56, 60, 64, 70) ou plus différentes l'une de l'autre pour distribuer le liquide de nettoyage, qui peuvent être amenées sélectivement en liaison fluidique avec une sortie de pompe (22) de la pompe haute pression (16), dans lequel les unités de distribution (48, 52, 56, 60, 64, 70) peuvent être raccordées à une unité de commande utilisateur (26) du système de nettoyage haute pression (10) ou une unité de commande utilisateur (26) est disposée sur au moins une unité de distribution (48, 52, 56, 60, 64, 70), dans lequel le système de nettoyage haute pression (10) comprend une unité d'entrée (96), par l'intermédiaire de laquelle au moins un paramètre de refoulement est prédéfini par un utilisateur, dans lequel l'au moins un paramètre de refoulement est ajusté par une unité de commande (82, 98), couplée à l'unité d'entrée (96), du système de nettoyage haute pression (10) conformément à la prédéfinition, et dans lequel le système de nettoyage haute pression (10) comprend une unité de sortie (100) couplée à l'unité de commande (82, 98), caractérisé en ce qu'une consigne (116) est délivrée à l'unité de sortie (100) en fonction de la prédéfinition de l'utilisateur, qui comprend une recommandation (118, 120, 122) d'au moins une unité de distribution (48, 52, 56, 60, 64, 70).
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US20170225203A1 (en) 2017-08-10
JP2017533095A (ja) 2017-11-09
AU2014410373A2 (en) 2017-06-08
EP3212341A1 (fr) 2017-09-06
RU2017118483A (ru) 2018-11-30
AU2014410373A1 (en) 2017-06-08
JP6517334B2 (ja) 2019-05-22
RU2017118483A3 (fr) 2018-11-30
CN107073490B (zh) 2020-03-13
WO2016066209A1 (fr) 2016-05-06
CN107073490A (zh) 2017-08-18

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