EP3938585A1 - Dispositif de rinçage d'un dispositif d'eau potable relié par des conduites ainsi que dispositif de distribution d'eau potable relié par des conduites conçu à cette fin - Google Patents

Dispositif de rinçage d'un dispositif d'eau potable relié par des conduites ainsi que dispositif de distribution d'eau potable relié par des conduites conçu à cette fin

Info

Publication number
EP3938585A1
EP3938585A1 EP20713526.0A EP20713526A EP3938585A1 EP 3938585 A1 EP3938585 A1 EP 3938585A1 EP 20713526 A EP20713526 A EP 20713526A EP 3938585 A1 EP3938585 A1 EP 3938585A1
Authority
EP
European Patent Office
Prior art keywords
drinking water
water
control
treatment unit
input system
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.)
Pending
Application number
EP20713526.0A
Other languages
German (de)
English (en)
Inventor
Claudius Tobias GÜTTLER
Dirk May
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.)
Rehau Industries SE and Co KG
Original Assignee
Rehau AG and Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Rehau AG and Co filed Critical Rehau AG and Co
Publication of EP3938585A1 publication Critical patent/EP3938585A1/fr
Pending legal-status Critical Current

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B7/00—Water main or service pipe systems
    • E03B7/006—Arrangements or methods for cleaning or refurbishing water conduits
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
    • E03C2201/00—Details, devices or methods not otherwise provided for
    • E03C2201/40—Arrangement of water treatment devices in domestic plumbing installations
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
    • E03C2201/00—Details, devices or methods not otherwise provided for
    • E03C2201/50—Constructional features of escutcheons for domestic plumbing installations

Definitions

  • the present invention relates to a method for flushing a piped drinking water dispenser which has a drinking water treatment unit connected to a drinking water supply, a tap fitting connected to the drinking water treatment unit, at least one connecting line through which the drinking water treatment unit is connected to the tap, and a control and Input system that is set up to issue control instructions to the drinking water treatment unit and the tap fitting.
  • the present invention relates to such a piped drinking water dispensing device, whose control and input system is set up for carrying out such a method.
  • a drinking water dispensing device is understood to mean a soft drinks machine which dispenses drinking water.
  • Such drinking water delivery devices are known in the prior art. They usually give off unrefrigerated or ge chilled, still or carbonated drinking water.
  • the piped drinking water dispensing devices are connected to the water supply of a drinking water supply network.
  • the water is in large water containers that are attached airtight to the water dispenser.
  • the drinking water from the drinking water supply network is not sterile, even with high drinking water quality, and always has a certain concentration of germs.
  • Line-bound drinking water dispensers can therefore die despite good water quality. Therefore, germs also get into the water-carrying components of the drinking water dispenser with the water that is supplied to the drinking water dispenser.
  • the risk of contamination occurs in particular in the water filter connected upstream of the drinking water dispenser, in which the germs contained in the drinking water are taken up. The germs that can grow there can then enter the line penetration system of the drinking water dispensing device.
  • the fluid-carrying components contained in the drinking water dispensing device are not used continuously and thus not continuously rinsed, there is a risk that deposits will form in the liquid-carrying components of the piped drinking water dispensing devices or that microorganisms such as bacteria, for example Legionella or Pseudomonas, will form that pose a health hazard to humans.
  • microorganisms such as bacteria, for example Legionella or Pseudomonas
  • WO 2005/124494 A2 describes a method for automated flushing of a water extraction system in which the water extraction system is flushed based on the fluid temperature.
  • WO 2005/124494 A2 describes a method for automated flushing of a water extraction system in which the water extraction system is flushed based on the fluid temperature.
  • such a method requires a complex flushing device.
  • the object of the present invention is to provide a method for flushing a tap-connected drinking water dispensing device which overcomes the disadvantages of the prior art.
  • the method according to the invention should be easy to carry out and enable reliable cleaning of the drinking water dispensing device.
  • the present invention lies in the provision of a piped drinking water dispensing device whose control and input system is set up for carrying out such a method.
  • the regular use of the drinking water dispensing device can also be imitated by passing the required amount of water through the piped drinking water dispensing device after a predetermined period of non-use has been exceeded.
  • the damming of water over a longer period of time and thus the formation and multiplication of microorganisms in the fluid-carrying components of the line-bound drinking water dispensing device is prevented.
  • the particular advantage of the method according to the invention can be seen, in particular, in the fact that no service personnel have to be present to clean the drinking water dispensing device and no complex cleaning device specially provided for this has to be provided.
  • the method according to the invention ensures that the drinking water dispensed by the drinking water dispensing device has a very high quality of drinking water with a low concentration of germs and bacteria.
  • the present invention lies in the provision of a method for flushing a piped drinking water dispenser, wherein the piped drinking water dispenser has a drinking water treatment unit connected to a drinking water supply, a tap connected to the drinking water treatment unit, at least one connection line through which the drinking water treatment unit is connected to the tap as well as a control and input system which is set up to issue control instructions to the drinking water treatment unit and the tap fitting, the method comprising the following stages:
  • step (b) Comparison of the time period determined in step (a) with a time period specified in the control and input system;
  • the present invention lies in the provision of a piped ne drinking water dispensing device that has a drinking water treatment unit connected to a drinking water supply, a tap fitting connected to the drinking water treatment unit, at least one connection line through which the drinking water preparation unit is connected to the tap fitting, and a control and An input system that is set up to issue control instructions to the drinking water treatment unit and the tap fitting, the control and input system being set up to carry out such a method.
  • the control and input system comprises a display and input device, in particular a touch-sensitive display, the display and input device displaying a corresponding signal when the time period determined in step (a) exceeds the in the control and input system exceeds the specified period.
  • the display and input device can additionally or alternatively be designed as a mobile part, for example a smartphone or a tablet, which communicates with the control and input system via a corresponding app. It is particularly preferred here if the passage of the predetermined amount of water can be triggered by the drinking water treatment unit on the display and input device. In this way it is ensured that the user is informed of the required rinsing before the rinsing process and has to initiate the process himself. This can save water if necessary. In addition, it is ensured that the flushing process does not generate any avoidable disturbing noises at undesired times (for example during the night or during a telephone call).
  • the drinking water dispensing device comprises at least one cold water line and at least one hot water line through which the drinking water treatment unit is connected to the tap fitting. It is preferred if in stage (a) it is additionally determined whether hot water was supplied through the hot water line to the tap in the period specified in the control and input system and whether it was fed through the drinking water treatment unit in stage (c) Amount of water is at least partially, but preferably completely, passed through the hot water line to the tap fitting if no hot water has been supplied through the hot water pipe to the tap fitting in the period specified in the control and input system.
  • step (a) it may be preferred in step (a) to additionally determine whether cold water has been supplied through the cold water line to the tap and the amount of water passed through the drinking water treatment unit in the period specified in the control and input system is guided at least partially, but preferably completely, through the cold water line to the tap fitting, if no cold water has been supplied through the cold water pipe to the tap fitting in the period specified in the control and input system.
  • the drinking water dispensing device further comprises a supply line for water charged with carbon dioxide. It can be particularly beneficial if, in step (a), it is additionally determined whether a supply of carbon dioxide water through the supply line for carbon dioxide water to the dispensing system has taken place in the period specified in the control and input system and the amount of water passed through the drinking water treatment unit in stage (c) at least partially through the supply line for water charged with carbon dioxide to the tap if no supply of carbon dioxide-charged water through the supply line for in the period specified in the control and input system water charged with carbon dioxide has been sent to the tap. This also contributes to the selective flushing of the fluid line that is actually unused.
  • the time period specified in the control and input system is in a range from 1 hour to 7 days, preferably in a range from 1 day to 5 days. In particular, the period is approximately 72 hours.
  • the time period specified or storable in the control and input system can be entered by means of the display and input device, then transmitted to the control and input system and stored there.
  • the amount of water passed through the drinking water treatment unit in stage (c) is in a range from 1 l to 10 l, preferably in a range from 3 l to 7 l.
  • the amount of water passed through the drinking water treatment unit is in particular about 5 I.
  • the amount of water passed through the drinking water treatment unit is particularly preferably equivalent to at least the amount of water contained in the drinking water treatment unit.
  • the amount of water passed through the drinking water preparation unit can be entered in preferred embodiments of the present invention by means of the display and input device, then transmitted to the control and input system and stored there.
  • the piped drinking water dispensing device additionally comprises a cleaning device, for example a water filter, which is a component of the device-internal fluid line network.
  • the water filter is preferably arranged upstream immediately after the inlet-side water connection in an inlet-side water pipe of the water pipe network. net.
  • This water filter is designed to improve the quality of the water or to reduce the particle concentration by filtering out particles and turbid substances from the water supplied via the water supply network or by removing unwanted substances dissolved in the water.
  • the water filter can be purely physika, z. B. work according to the sieve effect, or use chemical-physical effects to remove dissolved substances.
  • the first group includes casting and sand filters as well as ultra and microfiltration. In contrast, in the case of organic substances, substances dissolved in water are removed from the water by adsorption or by activated charcoal, or by ion exchange on an ion exchange material, if they are ions.
  • the piped drinking water dispensing device is preferably capable of dispensing water with different degrees of bubbling.
  • the water supply network has a first connection line, via which drinking water can be supplied to the tap fitting.
  • further connection lines can also be provided in which a carbonizer is arranged or which can be coupled to a carbonizer.
  • pre-cooled drinking water is mixed with carbon dioxide under pressure and then pressed to the water outlet, i.e. to the tap.
  • a soft, sparkling or strongly sparkling water can be provided.
  • this water can also be cooled to a greater or lesser extent, which can be implemented via a cooling device provided for this purpose in the pipeline network of the piped drinking water dispensing device.
  • a tap fitting or water outlet specially provided for this purpose can be provided for each of the connecting lines.
  • at least two water outlets are provided on such a tap fitting, one water outlet each for drinking water at normal temperatures and another water outlet for chilled drinking water. But there can be more water outlets on the tap, for example for water charged with carbon dioxide.
  • the piped drinking water dispensing device comprises a control and input system.
  • the control element of the control and input system which is implemented, for example, in a microprocessor or microcontroller, is able to control the functions of the piped drinking water dispenser using a corresponding control program implemented in the control element.
  • This control takes place alternatively or additionally using control commands that are entered by a user via an input element, such as a touch-sensitive display or a keyboard.
  • the control and input system can thus control the various functions of the piped drinking water dispensing device according to the invention.
  • the crucial function of the control element is the flushing of the drinking water treatment unit.
  • the length of the rinsing intervals ie the desired distance between two rinsing processes
  • the amount of drinking water that is passed through the connecting lines in each rinsing process can be set in the control element.
  • These values can preferably also be entered by the user on the input element.
  • base values are preferably stored in the control.
  • Control also controls the delivery of the different types of drinking water and quantities of drinking water, i.e. whether the tap-connected drinking water delivery device in accordance with the invention is still water, water with more or less carbon dioxide, tempered or chilled water in which amount of water is delivered.
  • These values can also preferably be entered by the user on the input element, with base values again preferably being stored in the control element.
  • the piped drinking water dispenser according to the invention can preferably have at least one of the following components:
  • controllable shut-off valves via which the tap fitting can optionally be coupled with various connecting lines of the drinking water treatment unit and / or with various supply lines from the drinking water supply. This allows the pressure in the water pipes to be adjusted and the water to be guided in the pipes;
  • a cooling device which is provided to cool the drinking water flowing through the pipe-connected drinking water dispensing device.
  • a device-internal local power supply for example a battery or a solar panel, via which inventive wired drinking water delivery device can be supplied with electrical energy;
  • the piped drinking water dispensing device according to the invention as well as individual parts thereof can also be produced line by line or layer by layer using a production method that builds up lines or builds up layers (e.g. 3D printing).
  • Fig. 1 is a schematic representation of a piped drinking water dispensing device according to an embodiment of the present invention.
  • Fig. 2 is a perspective view of the tap fitting of a line-bound
  • FIG. 1 an embodiment of a piped drinking water delivery device 1 according to the present invention is shown in a schematic representation.
  • the piped drinking water dispensing device 1 comprises a drinking water treatment unit 5 connected to a drinking water supply via a controllable three-way valve 2 and an angle valve 3 by means of a supply line 4.
  • the drinking water treatment unit 5 is via three connecting lines 6, 6 ' , 6 " with a tap 7 designed as a tap connected through which the prepared drinking water can be dispensed to a user.
  • the piped drinking water dispensing device 1 according to the invention comprises a control and input system 8 which, in the embodiment shown, is arranged on the tap fitting 7 and has a touch sensor sensitive display 9 is equipped as an input element.
  • the control and input system 8 is connected to the drinking water treatment unit 5 and is set up to issue control instructions to the drinking water treatment unit 5 and the tap fitting 7, in particular with regard to the carbon dioxide content of the drinking water to be dispensed, the amount of drinking water to be dispensed and the temperature of the drinking water to be dispensed.
  • the supply line 4 ' leads to the tap 7 is not loaded with Koh Lendioxid, cold drinking water. Warm or hot drinking water is fed directly to the tap fitting 7 via a hot water line 10.
  • the hot water line 10 is in turn connected to the building's internal drinking water supply via a further angle valve 11.
  • the tap designed as a tap 7, which is shown perspekti visch in Fig. 2 there is a mixer in which the tap 7 supplied drinking water to the adjustable on the touch-sensitive display 9 and / or stored in the control and input system 8 desired Drinking water temperature is brought.
  • the withdrawal of drinking water is possible in the embodiment of the tap fitting 7 shown in FIG. 2 via a corresponding lever 12 through which the strength of the withdrawal flow and its temperature can be regulated.
  • the feed lines 6, 6 ' . 6 ′′ are brought together in an overall line 13 in the embodiment shown.
  • the drinking water treatment unit 5 is designed as an under-table unit that can be accommodated in a corresponding cabinet.
  • the drinking water preparation unit 5 comprises a housing in which a cooling device, a carbonizer and a heating device are accommodated.
  • a cleaning device for example a water filter, is preferably also included, which is a component of the device's internal fluid line network.
  • the drinking water enters the drinking water treatment unit 5 through the supply line 4, where it is optionally passed through the cleaning device and, depending on the water conditions requested by the control and input system 8, it is cooled, warmed and / or treated with carbon dioxide.
  • the control and input system 8 If there is no withdrawal of drinking water from the tap 7 for a period stored in the control and input system 8, which can be set via the display and input device 9, a corresponding signal is displayed on the display and input device 9 that a flushing process has to be carried out By pressing the signal on the display and input device 9, a corresponding flushing process is triggered by the user.
  • the water-carrying components of the drinking water treatment unit 5 are rinsed with an amount of water that can be stored in the control and input system 8 and is adjustable via the display and input device 9.
  • the period of non-use of the tap-related drinking water dispensing device 1 according to the invention can extend over periods in which the device is switched on or not switched on or via combinations of switched-on and non-switched-on periods.
  • the flushing process can also be triggered automatically after the stored time period has been exceeded.
  • This variant can preferably also be activated by means of the display and input device 9.
  • the fluid lines that are actually unused are selectively flushed.
  • the control and input system 8 determines which types of water have been taken from the tap 7 during the relevant period. If it is found that only one type of water (cold without carbon dioxide; cold with carbon dioxide; hot water) was withdrawn during this period, the lines for the other types of water are rinsed. For example, only the hot water line 6 ′′ is rinsed if no hot water has been withdrawn via the tap fitting 7 in the relevant period.
  • the rinsing process can again be triggered by means of a confirmation by the user, or it can also be carried out automatically With water types removed via the tap, but not other types of water, it is preferred to flush only those fluid lines through which no drinking water has reached the tap 7 by the flushing process.
  • the period of non-use after which the use is made aware of the need to rinse or the rinsing process is automatically triggered, is usually in in a range from 1 h to 7 d, preferably in a range from 1 d to 5 d. In particular, the period is about 72 hours, i.e. about three days. This period is specified or stored in the control and input system 8 and can be entered by means of the display and input device 9, then transferred to the control and input system 8 and stored there.
  • the amount of water in a rinsing process is usually in a range from 1 I to 10 I, preferably in a range from 3 I to 7 I.
  • the amount of water passed through the drinking water treatment unit 5 is in particular about 5 I. It is particularly preferred that the amount passed through the drinking water treatment unit is equivalent 5 but at least the amount of water contained in the drinking water treatment unit 5.
  • the amount of water passed through the drinking water treatment unit 5 can also be input preferably by means of the display and input device 9, then transmitted to the control and input system 8 and stored there.
  • the components of the piped drinking water dispensing device 1 according to the invention that come into contact with water are rinsed after fixed but adjustable periods of non-use.
  • the damming of water in the piped drinking water dispensing device 1 according to the invention over a longer period of time and thus the formation and multiplication of microorganisms in the fluid-carrying components of the piped drinking water dispensing device 1 according to the invention is effectively prevented.
  • the particular advantage of the method according to the invention can be seen, in particular, in the fact that no service personnel have to be present for cleaning the drinking water dispensing device and no complex cleaning device specially provided for this has to be provided.
  • the method according to the invention ensures that the drinking water delivered by the line-connected drinking water delivery device 1 according to the invention has a very high drinking water quality with a low concentration of germs and bacteria.

Landscapes

  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Devices For Dispensing Beverages (AREA)

Abstract

La présente invention concerne un procédé pour le rinçage d'un dispositif de distribution d'eau potable (1) relié par des conduites, le dispositif de distribution d'eau potable (1) relié par des conduites comprenant une unité de traitement d'eau potable (5) raccordée à une alimentation en eau potable, un robinet (7) relié par une conduite à l'unité de traitement d'eau potable (5), au moins une conduite de raccordement (6, 6', 6"), qui relie par une conduite l'unité de traitement d'eau potable (5) au robinet (7) ainsi qu'un système de commande et de saisie (8) conçu pour communiquer des instructions de commande à l'unité de traitement d'eau potable (5) et au robinet (7), le procédé comprenant les étapes suivantes, consistant à : • (a) déterminer l'intervalle de temps depuis le dernier prélèvement d'eau par le robinet (7) ; • (b) comparer l'intervalle de temps déterminé dans l'étape (a) à un intervalle de temps prédéfini dans le système de commande et de saisie (8) ; • (c) faire passer une quantité d'eau prédéfinie par le système de commande et de saisie (6) à travers l'unité de traitement d'eau potable (5) lorsque l'intervalle de temps déterminé dans l'étape (a) est supérieur à l'intervalle de temps prédéfini dans le système de commande et de saisie (8). De plus, la présente invention concerne un dispositif de distribution d'eau potable (1) relié par des conduites dont le système de commande et de saisie (8) est conçu pour la mise en œuvre d'un tel procédé.
EP20713526.0A 2019-03-11 2020-03-09 Dispositif de rinçage d'un dispositif d'eau potable relié par des conduites ainsi que dispositif de distribution d'eau potable relié par des conduites conçu à cette fin Pending EP3938585A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102019106128.8A DE102019106128A1 (de) 2019-03-11 2019-03-11 Verfahren zum Spülen einer leitungsgebundenen Trinkwasserabgabevorrichtung sowie dazu eingerichtete leitungsgebundene Trinkwasserabgabevorrichtung
PCT/EP2020/056134 WO2020182700A1 (fr) 2019-03-11 2020-03-09 Dispositif de rinçage d'un dispositif d'eau potable relié par des conduites ainsi que dispositif de distribution d'eau potable relié par des conduites conçu à cette fin

Publications (1)

Publication Number Publication Date
EP3938585A1 true EP3938585A1 (fr) 2022-01-19

Family

ID=69953972

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20713526.0A Pending EP3938585A1 (fr) 2019-03-11 2020-03-09 Dispositif de rinçage d'un dispositif d'eau potable relié par des conduites ainsi que dispositif de distribution d'eau potable relié par des conduites conçu à cette fin

Country Status (3)

Country Link
EP (1) EP3938585A1 (fr)
DE (1) DE102019106128A1 (fr)
WO (1) WO2020182700A1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP4265858A1 (fr) * 2022-04-22 2023-10-25 Unito Smart Technologies Limited Système de robinet

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3738231A1 (de) * 1987-11-11 1989-05-24 Blanco Gmbh & Co Kg Wasseraufbereitungsanlage
WO2005124494A2 (fr) * 2004-06-09 2005-12-29 Taylor Thomas M Systeme de rincage automatique d'eau stagnante
NL1027748C2 (nl) * 2004-12-15 2006-06-22 Prolix Entpr Internat N V Douche-inrichting met beveiliging tegen legionella.
DE102012004719A1 (de) * 2012-03-07 2013-09-12 OTG Obergfell Technology Group AG Verfahren zum Reinigen einer häuslichen Wasserleitung und/oder zur Aufrechterhaltung der Wasserqualität
WO2014053182A1 (fr) * 2012-10-04 2014-04-10 Ecolab Inc. Système de rinçage semi-automatique pour rincer une conduite d'eau et procédé associé
DE202012104879U1 (de) * 2012-12-14 2013-01-18 Aqua Free Membrane Technology Gmbh Trink- und Brauchwasserabgabestelle mit Wasserfilter und automatischer Leitungsspülung
AT514160B1 (de) * 2013-04-05 2016-06-15 Herbert Wimberger Sanitärarmatur
DE102014201909A1 (de) * 2014-02-04 2015-08-06 Otto Kamp Gmbh Automatische Spülvorrichtung, Verfahren zur Sicherstellung der Wasserqualität eines Wasserleitungssystems und Verwendung einer automatischen Spülvorrichtung in einem solchen Verfahren
US10501356B2 (en) * 2016-11-21 2019-12-10 Franke Technology And Trademark Ltd Hospital ozone faucet

Also Published As

Publication number Publication date
DE102019106128A1 (de) 2020-09-17
WO2020182700A1 (fr) 2020-09-17

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