EP2761179A1 - Fluidausgabesystem - Google Patents
FluidausgabesystemInfo
- Publication number
- EP2761179A1 EP2761179A1 EP12713671.1A EP12713671A EP2761179A1 EP 2761179 A1 EP2761179 A1 EP 2761179A1 EP 12713671 A EP12713671 A EP 12713671A EP 2761179 A1 EP2761179 A1 EP 2761179A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- rotor
- pump
- fluid
- axial
- stator
- 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.)
- Granted
Links
Classifications
-
- 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
- B05B3/021—Spraying or sprinkling apparatus with moving outlet elements or moving deflecting elements with rotating elements with means for regulating the jet relative to the horizontal angular position of the nozzle, e.g. for spraying non-circular areas by changing the elevation of the nozzle or by varying the nozzle flow-rate
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B19/00—Machines or pumps having pertinent characteristics not provided for in, or of interest apart from, groups F04B1/00 - F04B17/00
- F04B19/006—Micropumps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B7/00—Piston machines or pumps characterised by having positively-driven valving
- F04B7/04—Piston machines or pumps characterised by having positively-driven valving in which the valving is performed by pistons and cylinders coacting to open and close intake or outlet ports
- F04B7/06—Piston machines or pumps characterised by having positively-driven valving in which the valving is performed by pistons and cylinders coacting to open and close intake or outlet ports the pistons and cylinders being relatively reciprocated and rotated
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/42—Details
- A47L15/4278—Nozzles
- A47L15/4282—Arrangements to change or modify spray pattern or direction
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- A—HUMAN NECESSITIES
- A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
- A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
- A47L15/00—Washing or rinsing machines for crockery or tableware
- A47L15/42—Details
- A47L15/44—Devices for adding cleaning agents; Devices for dispensing cleaning agents, rinsing aids or deodorants
- A47L15/4418—Devices for adding cleaning agents; Devices for dispensing cleaning agents, rinsing aids or deodorants in the form of liquids
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D9/00—Sanitary or other accessories for lavatories ; Devices for cleaning or disinfecting the toilet room or the toilet bowl; Devices for eliminating smells
- E03D9/005—Devices adding disinfecting or deodorising agents to the bowl
Definitions
- the present invention relates to a system for dispensing fluids, in particular liquids, in the form of a spray.
- liquids must be sprayed, with the desired spray configuration depending on the application and parameters such as flow rate and amount of liquid to be dispensed, droplet size, fluid jet diameter, fluid outflow velocity, and spatial distribution May include liquid.
- the spray configuration depends, inter alia, on the nozzle geometry, which is static in conventional systems and sometimes has an adjustable gap or settable exit shape to vary the spray configuration.
- Conventional dispensing systems do not provide a good, precisely controlled, wide spatial distribution of fluid, especially at fine dosing.
- a fluid dispensing system which includes a pump and a dispensing spray head having at least one nozzle through which fluid to be dispensed exits.
- the pump includes a stator and a rotor mounted in a chamber of the stator and rotatable relative to the stator about an axis of rotation and axially displaceable along that axis, the axial displacement of the rotor being configured in a first axial direction, in that it causes a pump filling operation in which the fluid is drawn into the stator chamber via an inlet and is configured in an opposite second axial direction so as to effect an output operation which expels the fluid in the chamber from an outlet of the pump.
- the outlet of the pump is disposed in the rotor and the dispensing spray head is in fluid communication with the outlet of the pump and is located at or near an axial outlet end of the rotor, the dispensing spray head being configured to at least partially direct the fluid in a radial direction and outputs the rotation axis surrounding.
- Fluids to be dispensed may be liquids, gases, mixtures of gas and liquid, gels and other flowable substances.
- the fluid dispensing system according to the embodiments of the invention is particularly well suited for spraying liquids.
- the rotor has first and second axial projections of different diameters, which are mounted in respective first and second chamber sections of the stator chamber, and first and second seals, which are mounted in the stator housing and surround the first and the second axial rotor projections, wherein the rotor lobes have fluid supply channels, which in conjunction with the respective sealing rings serve as valves which open and close a connection between the inlet of the pump and the chamber sections or the chamber sections and the outlet of the pump in dependence on the angular displacement of the pump rotor.
- the outlet of the pump is arranged in the second axial rotor attachment and the second axial rotor attachment has a diameter which is smaller than the diameter of the first axial rotor attachment.
- the outlet of the pump can advantageously exit from the axial outlet end of the rotor.
- the dispensing spray head is immovably attached to or extends from the axial exit end of the rotor and rotates with the rotor.
- the dispensing spray head may be in the form of a separate component attached to the axial exit end of the rotor, and it is also possible to form a spray head in one piece with the rotor as a single component.
- the dispensing spray head may have a diameter that is greater than the diameter of the axial exit end of the rotor, or may have a diameter that is equal to or less than the diameter of the axial exit end of the rotor.
- the dispensing spray head may advantageously comprise a plurality of nozzles, the nozzles being aligned at one or more angles with respect to the radial direction.
- the projection direction of the nozzles may assume a selected angle, for example in a range in which - 80 ° ⁇ er ⁇ + 90 °, or less, for example in the -60 ° ⁇ er ⁇ + 90 °.
- the angular rotational position of the pump discharge area which may preferably be in a range of 60 ° to 120 °, for example 90 ° or about 90 ° C, depends on and is determined by the pump configuration and allows selection of where pump discharge begins and where it ends, and thus the configuration of the start and end angles that shape the distribution of the spray around the axis of rotation.
- the configuration of the pump valve is determined by the position of the fluid supply channels, the shape and position of the seals and the axial displacement characteristic of the rotor in response to the rotation.
- the parameters including: the fluid flow, the angle ⁇ of each nozzle relative to the radial direction R, the angular width of each nozzle member, the number and spatial distribution the nozzle and the configuration of the pump valve, which determines the rotation angle of the fluid ejection operation.
- the parameters including: the fluid flow, the angle ⁇ of each nozzle relative to the radial direction R, the angular width of each nozzle member, the number and spatial distribution the nozzle and the configuration of the pump valve, which determines the rotation angle of the fluid ejection operation.
- the parameters including: the fluid flow, the angle ⁇ of each nozzle relative to the radial direction R, the angular width of each nozzle member, the number and spatial distribution the nozzle and the configuration of the pump valve, which determines the rotation angle of the fluid ejection operation.
- the plurality of nozzles may each be oriented at the same angle with respect to the radial direction, or may be aligned in two or more different angles.
- the axial rotor exit end extends outside of the stator.
- the dispensing system may include a dispensing spray head fixedly and permanently attached to an end wall of a housing of the stator adjacent the exit end of the rotor disposed within the housing.
- the dispensing spray head may include a flexible cap having a peripheral lip biased relative to the end wall of the stator housing and slidable and / or deformable under fluid pressure to define a spray nozzle, such as an annular spray nozzle, with the end wall of the stator housing.
- the rotor and the stator may advantageously have complementary cam mechanisms which cause the axial displacement of the rotor in both opposite axial directions in response to angular displacement of the rotor.
- Fig. 1c is an enlarged perspective view of a dispensing head insert of the dispensing system of Figs. 1a, 1b;
- Fig. 2 is a schematic cross-sectional view through a dispensing head according to a second embodiment of the invention;
- Fig. 3 is a schematic cross-sectional view through a dispensing head according to a third embodiment of the invention.
- Fig. 4 is a schematic cross-sectional view through a dispensing head according to a fourth embodiment of the invention.
- Fig. 5 is a schematic cross-sectional view through a dispensing head according to a fifth embodiment of the invention.
- an output system 2 comprises an output pump 4 and an output spray head 16, 26, 36, 46, 56 mounted on an outlet of the pump.
- the pump has an inlet 8 in communication with the interior of a container (not shown) having a fluid to be dispensed or connected to a pipe or other conduit which in turn communicates with a source or port for fluid to be dispensed, for example Liquid, connected.
- the dispensing pump 4 may advantageously have a configuration and a pumping operation similar to the pump described in WO 2007/074363, with the exception of the differences described herein.
- the pump 4 has a stator 14 and a rotor 12 rotatably mounted in the stator.
- the stator 14 includes a housing 34 and a sealing valve system 20 defining a chamber 18a, 18b, hereinafter referred to as a pump chamber, within whose first and second axial rotor lugs 17a, 17b are mounted.
- the valve sealing system 20 includes first and second seals 20a, 20b mounted in the stator housing 14 and defining sealing rings sealingly surrounding the first and second axial rotor lugs 17a and 17b, respectively.
- Fluid supply channels 22a, 22b are provided in the first and second axial rotor lobes.
- the first axial rotor lug 17a is of a generally cylindrical shape having a diameter D1 greater than the diameter D2 of the second axial lug 18, which is also of a generally cylindrical shape.
- the axial lobes with the fluid supply channels 20a, 20b cooperate with the respective first and second seals to form first and second valves which open and close the fluid communication via the respective seal in response to the angular and axial displacement of the rotor.
- the second fluid supply passage 20b in the second axial rotor lobe 17b of smaller diameter than the first axial rotor lug 17a also forms the outlet 10 of the pump 4 and leads into the delivery head 16, 26, 46, 56.
- the second fluid supply passageway a channel recessed in the rotor and extending from the outlet 10 to an opening 40 on the surface of the second axial extension 17b.
- the orifice 40 is configured to pass the second seal 20b as the rotor rotates to enter the pump chamber 18b during the portion of the fluid dispensing cycle and exit the chamber 18b during the portion of the pump chamber fill cycle to close.
- the recessed exhaust passage 10 may extend to an axial end of the rotor, as illustrated in the various embodiments shown, or may exit the rotor radially before reaching the axial end of the rotor.
- the first fluid supply channel 20a may be in the form of a groove or an open channel in the surface of the rotor or may be recessed below the rotor surface, with openings leading to the rotor surface being excluded.
- the second axial rotor lug 17b extends through the main body portion 34 of the stator outside of the stator so as to be accessible from outside the stator.
- the second axial rotor extension may be contained within the stator housing, ie, it does not extend out of the stator housing, and the discharge head communicating with the pump outlet 10 is at least partially arranged outside of the stator housing.
- the dispensing head may extend into the stator housing to be secured to the second axial rotor extension.
- the dispensing spray head 16, 26, 36, 46 is advantageously mounted on the outlet end 19 of the rotor and thus rotates together with the rotor.
- the dispensing spray head has one or more nozzles 32 that are at least partially directed radially outward and configured to spray the fluid radially outward about the axis of rotation Ar.
- Each nozzle may be directed at any chosen angle a with respect to a plane orthogonal to the axis Ar, from -90 ° to + 90 °, preferably in the range of -80 ° to + 80 °, depending on the desired distribution of the spray from a narrow forward cone (in direction A1) via a radially ejected spray in direction (R), to a backward spray (in direction A2).
- the nozzles may be oriented at an equal angle with respect to the axis Ar, or in different angles, to produce different spray cones.
- a wide range of fluid spray configurations can thus be created.
- the combined operation of the spray nozzles in operation may be configured to cover one or more spray cones up to 360 ° about the axis Ar, or partial spray cones, for example, less than 180 ° about the axis, for example 90 ° or less per nozzle , to create.
- the fluid dispensing system according to the invention can thus produce a spray geometry which combines both the selection of an exit angle ⁇ with respect to the radial direction R and a desired distribution angle about the axis Ar which may be less than 180 ° and even less than 90 ° , depending on the pump seal and the configuration of the fluid channel, which determines the angle of rotation ⁇ , in which the pump discharges liquid.
- the nozzles may have various dimensions and aperture shapes that are configured to produce a fine or less fine fluid jet having a selected cross-sectional profile, such as cylindrical or rectangular.
- the diameter D3 of the spray head may also have various dimensions to provide nozzles 32 which emerge close to the axis of rotation Ar, as in the embodiments of Figures 1 a-1 c and 4, wherein the spray head diameter is substantially equal to the (or smaller than the) diameter of the second axial rotor lug D2, or more remote from the axis, as shown in Figures 2 and 3, wherein the spray head diameter D3 is greater than the diameter of the second axial rotor lug D2.
- the dispensing spray head 16 includes an insert 42 secured to the outlet end 19 of the rotor and having a core portion 44 extending into an outlet cavity 46 of the rotor configured to he 32 fluid directs to each of the nozzles.
- the insert may be made of an injection molded plastic or other material and may be connected or welded or attached to the rotor by mechanical means (eg, locking projections).
- the dispensing spray head 26 is a separate component mounted over the outlet end 19 of the rotor, and may be made of injection molded plastic or other material and connected to the rotor by mechanical means (eg, locking protrusions) or welded or attached to this.
- there are a plurality of nozzles 32, 32 'aligned at different angles a while the nozzles in the variant of Figure 3 are aligned at the same angle, in the illustrated example at an angle of 90 ° with respect to the axis Ar.
- the nozzles are formed in inserts 48 mounted in the spray head body 50.
- the nozzles may be formed of a different material than the body, and / or very fine nozzles may be formed compared to the dimensions of the fluid flow channel 52 within the spray head 36.
- the spray head 46 has a cap portion 42 'mounted on the outlet end 19 of the rotor and having substantially the same diameter as the rotor end and nozzles 32, 32' formed directly in the cap portion 42 ' are.
- the dispensing spray head 56 is not mounted on the rotor but is formed on the stator housing with the rotor outlet end 19 disposed within the housing.
- the dispensing spray head has an elastic or flexible cap 57, for example made of an elastomer, which is secured over an end wall 58 of the stator housing and has a flexible lip 60 which presses circumferentially against the end wall 58.
- One or more outlet ports traverse the end wall 58 to allow the fluid to be pumped out through the end wall 58 and radially deflected by the flexible cap, thereby lifting the flexible lip from the end wall under the pressure of the fluid being pumped to define the spray nozzle gap.
- the cap 57 may include a central fixing bolt 55 for securing the cap to the stator housing provided with a complementary through-hole.
- the axial movement (A) of the rotor 12 is advantageously effected by a double cam mechanism 24 which defines the axial displacement of the rotor in both axial directions, namely pumping direction A1 and pumping direction A2, depending on the angular displacement ⁇ of the rotor.
- the cam mechanism 24 has a rotor cam 26 and a stator cam 28.
- the stator cam may be in the form of one or more protrusions 30a, 30b and the rotor cam may be in the form of annular cam surfaces 29a, 29b.
- a first cam surface 29a of the rotor cooperates with a first stator cam projection 30a to define the pump discharge function (ie, expelling fluid from the pump) and an opposite second cam surface 29b of the rotor cooperates with a second stator cam projection 30b.
- the stator cam projection may also be in the form of a projection which projects inwardly from a side wall of the stator in the radial direction R and is received in a circumferential groove of the rotor.
- the cam mechanism may be reversed by providing the stator with the annular cam surfaces and the rotor with first and second cam protrusions on each side of the annular stator cam.
- the above-described double cam mechanism is advantageous in that the cam members can be made of injection-molded plastic or other materials and assembled or integrally formed with the rotor or stator of the pump, and in a very cost-efficient configuration.
- the double cam mechanism in conjunction with a pump according to this invention is also advantageous in that it can pump in both directions, which can be used to prevent liquid from dripping from the spray head after the pump has been shut down by removing fluid from the nozzle is withdrawn.
- the stator housing 14 may include a main housing portion 34 surrounding the rotor chamber and a cap portion 37 for locking the rotor in the main housing.
- the cap portion 37 may advantageously be made of an injection-molded plastic, but it can also be made for a cost-effective configuration of a stamped and formed sheet metal and elastic tongues 38 or other mechanical fastening means, without additional fasteners rapid assembly of the cap portion of the Allow main housing section, be attached to the main housing section.
- the cap portion may also be fixed to the main body portion by bonding or welding (e.g., ultrasonic welding).
- the sealing valve system 20 may advantageously be made of an elastomeric material which is molded as a single element by injection molding into the main body portion of the stator.
- the assembly of the components of the output system can be made for a very inexpensive installation advantageously in principle or only by inserting the components in the axial direction A.
- the rotor may advantageously be formed by axially inserting it into the main body portion of the stator and sealing valve system 20, followed by pressing the cap portion over the open end of the main body portion until the tabs 38 are clipped and locked onto the cap portion, and inserting and attaching the dispensing spray head the outlet end 19 of the rotor are constructed.
- the rotor may be rotationally driven by an electric drive having, for example, electromagnets 64 in the stator (see FIG. 3) surrounding a driving portion of the rotor provided with permanent magnets.
- the rotor may also be driven by a mechanical or electrical drive mechanically coupled to the rotor, for example via a drive sprocket 66 (see Figure 2) extending from the rotor at one end of the dispensing system remote from the spray head ,
- the invention can be used advantageously to produce radially or conically distributed sprays of fluid, such as liquids. surfactants
- the fluid comprises at least one surfactant, preferably in a concentration of from 0.1 to 30% by weight, more preferably from 0.5 to 20% by weight, most preferably from 1 to 15% by weight. It has been found that the use of a surfactant-containing fluid has several positive effects in connection with the pump according to the invention. On the one hand, a significant reduction in the noise of the pump can be observed. Furthermore, a lower friction of the movable pump parts is observed, which leads to a lower energy consumption during operation of the pump and less wear. Particularly preferred according to the invention are anionic surfactants, e.g.
- the fluid may also contain cationic surfactants, e.g. in amounts of 0.01% by weight or 0.05% by weight to 30% by weight.
- fluid is cationic surfactant, which means that the fluid is less than 10% by weight, preferably less than 5% by weight, advantageously less than 3% by weight, more preferably less than 1 wt .-%, more preferably less than 0.5 wt .-%, in particular 0 wt .-% cationic surfactant.
- the pump, the dispensing spray head and the fluid such that a foam is formed as the fluid is sprayed from the dispensing spray head.
- the skilled person will configure this by a suitable choice of the surfactant concentration in the fluid, as well as the design of the dispensing spray head and of the pump pressure.
- the viscosity of the fluid is between 1 mPas and 5.000mPas, preferably between 10 and 1, 000 mPas at a shear rate of 30 s "and a temperature of 25 ° C.
- the viscosity of the fluid can (using standard methods For example, Brookfield viscometer RVD-VII at 20 U / min and 20 ° C, spindle 3) are measured.
- the fluid may comprise further constituents, which are listed below.
- the fluid may preferably contain one or more perfumes, preferably in an amount of 0.01 to 15 wt .-%, in particular 0.05 to 10 wt .-%, particularly preferably 0.1 to 8 wt .-%.
- a perfume component d-limonene may be contained. In a particularly preferred
- the composition contains a perfume of essential oils (also referred to as essential oils).
- essential oils also referred to as essential oils.
- Pine, citrus, jasmine, patchouly, rose or ylang-ylang oil can be used as such in the context of this invention.
- suitable are Muskateller sage oil, chamomile oil, lavender oil, clove oil, balm oil, mint oil, cinnamon oil, lime blossom oil, juniper berry oil, vetiver oil, olibanum oil, galbanum oil and labdanum oil and orange blossom oil, neroliol, orange peel oil and sandalwood oil.
- Adhesive-resistant fragrances which are advantageously usable in the perfume oils in the context of the present invention are, for example, the essential oils such as angelica root oil, aniseed oil, arnica blossom oil, basil oil, Bay oil, Champacablütenöl, Edeltannenöl, Edeltannenzapfen oil, Elemiöl, eucalyptus oil, fennel oil, spruce alder oil, galbanum oil, geranium oil, Ginger Grass Oil, Guajac Wood Oil, Gurjun Balm Oil, Helichrysum Oil, Ho Oil, Ginger Oil, Iris Oil, Cajeput Oil, Calam Oil, Camomile Oil, Camphor Oil, Kanaga Oil,
- the essential oils such as angelica root oil, aniseed oil, arnica blossom oil, basil oil, Bay oil, Champacablütenöl, Edeltannenöl, Edeltannenzapfen oil, Elemiöl, eucalyptus oil, fennel oil, spruce alder oil,
- Origanum oil Palmarosa oil, Patchouli oil, Peruvian balsam oil, Petitgrain oil, Pepper oil, Peppermint oil, Pimento oil, Pine oil, Rose oil, Rosemary oil, Sandalwood oil, Celery oil, Star aniseed oil, Thuja oil, Thyme oil, Verbena oil, Vetiver oil, Juniper berry oil, Vermouth oil, Wintergreen oil, Ylang-ylang oil , Hyssop oil, cinnamon oil, cinnamon leaf oil as well
- Fragrance mixtures are used in the perfume oils. These compounds include the following compounds and mixtures thereof: ambrettolide, ⁇ -amylcinnamaldehyde, anethole, anisaldehyde, anisalcohol, anisole, methyl anthranilate, acetophenone, benzylacetone, benzaldehyde, ethyl benzoate, benzophenone, benzyl alcohol, borneol, bornyl acetate, ⁇ -bromostyrene, n Decyl aldehyde, n-dodecyl aldehyde, eugenol, eugenol methyl ether, eucalyptol, farnesol, fenchone, fenchyl acetate, geranyl acetate, geranyl formate, heliotropin, heptincarboxylic acid methyl ester, heptaldehyde, hydroquinon
- more volatile fragrances which are advantageously used in the perfume oils in the present invention include in particular the lower-boiling fragrances natural or synthetic origin, which can be used alone or in mixtures.
- more volatile fragrances are alkyl isothiocyanates (alkyl mustard oils), butanedione, limonene, linalool, linayl acetate and propionate, menthol, menthone, methyl-n-heptenone, phellandrene, phenylacetaldehyde, terpinyl acetate, citral, citronellal.
- a special form of cleaning is disinfection and sanitation.
- the fluid contains one or more antimicrobial agents, preferably in an amount of up to 40 wt .-%, preferably 0.01 to 25 wt .-%, in particular 0.1 to 5 wt .-%.
- antimicrobial active substances from the groups of the alcohols, aldehydes, antimicrobial acids or their salts, carboxylic acid esters, acid amides, phenols, are suitable according to the invention.
- Phenol derivatives diphenyls, diphenylalkanes, urea derivatives, oxygen, nitrogen acetals and Formals, benzamidines, isothiazoles and their derivatives such as isothiazolines and isothiazolinones, phthalimide derivatives, pyridine derivatives, antimicrobial surface-active compounds, guanidines, antimicrobial amphoteric compounds, quinolines, 1,2-dibromo-2,4-dicyanobutane, iodo-2-propynylbutyl carbamate, iodine, iodophores, active chlorine releasing compounds and peroxides.
- Preferred antimicrobial agents are preferably selected from the group comprising 1, 3-butanediol, phenoxyethanol, 1, 2-propylene glycol, glycerol, undecylenic acid, citric acid, lactic acid, benzoic acid, salicylic acid, thymol, 2-benzyl-4-chlorophenol, 2,2 ' -Methylenebis (6-bromo-4-chlorophenol), 2,4,4'-trichloro-2'-hydroxydiphenyl ether, N- (4-chlorophenyl) -N- (3,4-dichlorophenyl) -urea, N , N '- (1, 10-decanediyldi-1-pyridinyl-4-ylidene) bis (1-octanamine) dihydrochloride, N, N'-bis (4-chlorophenyl) -3,12-diimino-2 , 4.1 1, 13-tetraazatetradecanediimidamide,
- antimicrobially effective essential oils can be used, which at the same time provide for a scenting of the cleaning agent.
- particularly preferred antimicrobial active substances are selected from the group comprising salicylic acid, quaternary surfactants, in particular benzalkonium chloride, peroxo compounds, in particular sodium percarbonate or phthalimidoperoxyhexanoic acid,
- the use of an antimicrobial agent in the fluid delivered by the pump is advantageous in that, when the pump is at a standstill for a long time, a microbial deposit on the pump surfaces is prevented and thus no frictional losses or blockages are to be expected.
- bleaching agents can be added to the fluid.
- Suitable bleaching agents include peroxides, peracids and / or perborates, more preferably sodium percarbonate or
- Chlorine-containing bleaches such as trichloroisocyanuric acid or
- Suitable corrosion inhibitors are, for example, the following named according to INCI substances: cyclohexylamine, diammonium phosphates, dilithium oxalates, dimethylamino Methylpropanol, Dipotassium Oxalate, Dipotassium Phosphate, Disodium Phosphate, Disodium
- Pyrophosphates disodium tetrapropenyl succinates, hexoxyethyl diethyl ammonium, phosphates, nitromethanes, potassium silicates, sodium aluminates, sodium hexametaphosphates, sodium metasilicates, sodium molybdate, sodium nitrites, sodium oxalates, sodium silicates, stearamidopropyl dimethicones, tetrapotassium pyrophosphates, tetrasodium pyrophosphates, triisopropanolamines.
- the fluid may also contain enzymes, preferably proteases, lipases, amylases, hydrolases and / or cellulases. They can be added to the composition according to the invention in any form established according to the prior art. These include solutions of the enzymes, preferably concentrated as possible, low in water and / or added with stabilizers. Alternatively, the enzymes can be encapsulated, for example by spray drying or extrusion of the enzyme solution together with a, preferably natural, polymer or in the form of capsules, for example those in which the enzymes are entrapped as in a solidified gel or in core-shelled form. Type in which an enzyme-containing core is coated with a water, air and / or chemical impermeable protective layer. In superimposed layers, additional active ingredients, for example
- Stabilizers emulsifiers, pigments, bleaches or dyes are applied.
- Such capsules are applied by methods known per se, for example by shaking or rolling granulation or in fluid-bed processes.
- such granules for example by applying polymeric film-forming agent, low in dust and storage stable due to the coating.
- enzyme stabilizers may be present in enzyme-containing agents to protect an enzyme contained in a fluid from damage such as inactivation, denaturation or degradation, such as by physical influences, oxidation or proteolytic cleavage.
- enzyme stabilizers are particularly suitable: benzamidine hydrochloride, borax, boric acids, boronic acids or their salts or esters, above all
- Derivatives with aromatic groups such as substituted phenylboronic acids or their salts or esters; Peptide aldehydes (oligopeptides with reduced C-terminus), amino alcohols such as mono-, di-, triethanol- and -propanolamine and mixtures thereof, aliphatic carboxylic acids up to C 2 , such as succinic acid, other dicarboxylic acids or salts of said acids; end-capped fatty acid amide alkoxylates; lower aliphatic alcohols and especially polyols, for example glycerol, ethylene glycol, propylene glycol or sorbitol; and reducing agents and antioxidants such as sodium sulfite and reducing sugars.
- aromatic groups such as substituted phenylboronic acids or their salts or esters
- Peptide aldehydes oligopeptides with reduced C-terminus
- amino alcohols such as mono-, di-, triethanol- and -propanolamine and mixtures
- Suitable stabilizers are known in the art. Preference is given to using combinations of stabilizers, for example the combination of polyols, boric acid and / or borax, the combination of boric acid or borate, reducing salts and succinic acid or other dicarboxylic acids or the combination of boric acid or borate with polyols or polyamino compounds and with reducing salts.
- the use of a pump described herein in a fluid dispensing system is particularly advantageous for a number of reasons. First, under negative pressure, the pump may draw fluid from a reservoir, in other words create a partial volume whereby the fluid contained within the reservoir may be withdrawn without replacing the volume of fluid dispensed from the reservoir with ambient air.
- the amount of fluid dispensed depends only on the number of revolutions made by the rotor of the pump, not on the pressure difference between the fluid container and the ambient pressure, nor on the flow resistance of fluid dispensed in the pump or the outlet nozzle.
- the dispensing system of this invention is capable of finely controlled and very uniformly distributed very small amounts of fluid sprayed radially outward from the spray head.
- the pump used in the present invention also allows accurate metering of the dispensed fluid and eliminates the need for valves because the pump itself has a valve function.
- the pump is particularly suitable to be provided for spraying fluids with a cleaning and / or fragrance function.
- the pump may be part of a toilet cleaning system in which the spray of the fluid covers the entire interior of a toilet bowl.
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Containers And Packaging Bodies Having A Special Means To Remove Contents (AREA)
- Reciprocating Pumps (AREA)
- Nozzles (AREA)
- Cleaning By Liquid Or Steam (AREA)
- Medicinal Preparation (AREA)
Abstract
Description
Claims
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PL12713671T PL2761179T3 (pl) | 2011-09-28 | 2012-03-30 | Sposób rozprowadzania płynów |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE102011083579A DE102011083579B3 (de) | 2011-09-28 | 2011-09-28 | Fluidausgabesystem |
| PCT/EP2012/055747 WO2013045121A1 (de) | 2011-09-28 | 2012-03-30 | Fluidausgabesystem |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| EP2761179A1 true EP2761179A1 (de) | 2014-08-06 |
| EP2761179B1 EP2761179B1 (de) | 2016-12-21 |
Family
ID=45952504
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EP12713671.1A Active EP2761179B1 (de) | 2011-09-28 | 2012-03-30 | Verfahren zur ausgabe von fluiden |
Country Status (10)
| Country | Link |
|---|---|
| US (1) | US10213796B2 (de) |
| EP (1) | EP2761179B1 (de) |
| JP (1) | JP6034870B2 (de) |
| KR (1) | KR101849437B1 (de) |
| CN (1) | CN103827486B (de) |
| DE (1) | DE102011083579B3 (de) |
| ES (1) | ES2618456T3 (de) |
| HU (1) | HUE032139T2 (de) |
| PL (1) | PL2761179T3 (de) |
| WO (1) | WO2013045121A1 (de) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108532699B (zh) * | 2014-09-01 | 2020-07-28 | 萧县木伟信息科技有限公司 | 一种旋转便器控制阀门 |
| EP3495658A1 (de) * | 2017-12-06 | 2019-06-12 | Sensile Medical AG | Mikropumpe |
| EP3499034B1 (de) * | 2017-12-12 | 2021-06-23 | Sensile Medical AG | Mikropumpe mit nockenmechanismus für axialverschiebung eines rotors |
| EP3505757A1 (de) | 2017-12-28 | 2019-07-03 | Sensile Medical AG | Mikropumpe |
Family Cites Families (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE1403669A1 (de) * | 1960-06-24 | 1968-10-24 | Siemens Elektrogeraete Gmbh | Einrichtung zur Reinigung von Gegenstaenden |
| JPH04156931A (ja) * | 1990-10-22 | 1992-05-29 | Chiyoda Corp | 貯蔵タンクの液体導入用ノズルヘッド |
| EP0769621A1 (de) * | 1995-09-26 | 1997-04-23 | Fraunhofer-Gesellschaft Zur Förderung Der Angewandten Forschung E.V. | Mikropumpe und Mikromotor |
| IT1282596B1 (it) * | 1996-02-09 | 1998-03-31 | Candy Spa | Lavastoviglie con spruzzatore rotante a ugelli irroratori selettivamente alimentati e relativo metodo di lavaggio |
| JP3777490B2 (ja) * | 1997-01-31 | 2006-05-24 | 株式会社荏原製作所 | 送液装置及びその制御方法 |
| US5964414A (en) * | 1998-04-30 | 1999-10-12 | Stoneage, Inc | High pressure liquid rotary nozzle with viscous retarder |
| GB9913314D0 (en) * | 1999-06-09 | 1999-08-11 | Lucas Ind Plc | Fuel injector |
| JP2001246298A (ja) * | 2000-03-07 | 2001-09-11 | Matsushita Electric Ind Co Ltd | 流体吐出装置及び流体吐出方法 |
| DE60124332D1 (de) * | 2000-03-07 | 2006-12-21 | Matsushita Electric Industrial Co Ltd | Flüssigkeitsspender |
| JP4181429B2 (ja) * | 2003-03-04 | 2008-11-12 | 応研精工株式会社 | ピストンポンプ |
| DE102006012080A1 (de) * | 2006-03-14 | 2007-09-27 | Miele & Cie. Kg | Spülmaschine |
| ES2313266T3 (es) * | 2005-12-28 | 2009-03-01 | Sensile Pat Ag | Microbomba. |
| CN201423325Y (zh) * | 2009-03-04 | 2010-03-17 | 许茜 | 一种高压水动密封旋转清洗喷头 |
| JP5374303B2 (ja) * | 2009-09-29 | 2013-12-25 | 東メンシステム株式会社 | ポンプ装置 |
| CN101982243B (zh) * | 2010-10-22 | 2014-07-23 | 合肥辰泰安全设备有限责任公司 | 一种旋射流雾化喷头 |
-
2011
- 2011-09-28 DE DE102011083579A patent/DE102011083579B3/de not_active Expired - Fee Related
-
2012
- 2012-03-30 WO PCT/EP2012/055747 patent/WO2013045121A1/de not_active Ceased
- 2012-03-30 JP JP2014532285A patent/JP6034870B2/ja not_active Expired - Fee Related
- 2012-03-30 ES ES12713671.1T patent/ES2618456T3/es active Active
- 2012-03-30 EP EP12713671.1A patent/EP2761179B1/de active Active
- 2012-03-30 CN CN201280047120.6A patent/CN103827486B/zh not_active Expired - Fee Related
- 2012-03-30 KR KR1020147008169A patent/KR101849437B1/ko not_active Expired - Fee Related
- 2012-03-30 HU HUE12713671A patent/HUE032139T2/en unknown
- 2012-03-30 US US14/348,010 patent/US10213796B2/en active Active
- 2012-03-30 PL PL12713671T patent/PL2761179T3/pl unknown
Also Published As
| Publication number | Publication date |
|---|---|
| DE102011083579B3 (de) | 2012-11-22 |
| HUE032139T2 (en) | 2017-08-28 |
| US10213796B2 (en) | 2019-02-26 |
| ES2618456T3 (es) | 2017-06-21 |
| KR20140069050A (ko) | 2014-06-09 |
| KR101849437B1 (ko) | 2018-04-16 |
| CN103827486A (zh) | 2014-05-28 |
| JP6034870B2 (ja) | 2016-11-30 |
| PL2761179T3 (pl) | 2017-06-30 |
| JP2014530750A (ja) | 2014-11-20 |
| CN103827486B (zh) | 2018-11-16 |
| EP2761179B1 (de) | 2016-12-21 |
| WO2013045121A1 (de) | 2013-04-04 |
| US20180036750A1 (en) | 2018-02-08 |
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