EP3029208A1 - Elektronisches steuerungssystem für eine duschanlage - Google Patents

Elektronisches steuerungssystem für eine duschanlage Download PDF

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Publication number
EP3029208A1
EP3029208A1 EP15195970.7A EP15195970A EP3029208A1 EP 3029208 A1 EP3029208 A1 EP 3029208A1 EP 15195970 A EP15195970 A EP 15195970A EP 3029208 A1 EP3029208 A1 EP 3029208A1
Authority
EP
European Patent Office
Prior art keywords
water
temperature
shower
illuminated
control device
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
Application number
EP15195970.7A
Other languages
English (en)
French (fr)
Other versions
EP3029208B1 (de
Inventor
Daniel Tres Casas
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.)
Caspro SA
Original Assignee
Caspro SA
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
Priority claimed from ES201431582U external-priority patent/ES1134852Y/es
Priority claimed from ES201530978U external-priority patent/ES1143935Y/es
Application filed by Caspro SA filed Critical Caspro SA
Publication of EP3029208A1 publication Critical patent/EP3029208A1/de
Application granted granted Critical
Publication of EP3029208B1 publication Critical patent/EP3029208B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
    • E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
    • E03C1/02—Plumbing installations for fresh water
    • E03C1/04—Water-basin installations specially adapted to wash-basins or baths
    • E03C1/041—Water-basin installations specially adapted to wash-basins or baths having provisions against scalding, e.g. temperature limiting devices, external covers
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
    • E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
    • E03C1/02—Plumbing installations for fresh water
    • E03C1/04—Water-basin installations specially adapted to wash-basins or baths
    • E03C1/0408—Water installations especially for showers
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03C—DOMESTIC PLUMBING INSTALLATIONS FOR FRESH WATER OR WASTE WATER; SINKS
    • E03C1/00—Domestic plumbing installations for fresh water or waste water; Sinks
    • E03C1/02—Plumbing installations for fresh water
    • E03C1/04—Water-basin installations specially adapted to wash-basins or baths
    • E03C2001/0418—Water-basin installations specially adapted to wash-basins or baths having temperature indicating means

Definitions

  • the present invention refers to an electronic control system for a shower facility and/or domestic hot water bathroom that allows the user to know at all times, and in an easy and unequivocal way, the temperature range of the water coming out of the system by means of a colour code and a numeric code shown on the screen of an luminous control device, in order to avoid discomfort for the user with water temperatures that are either too high or too low.
  • water temperature in this kind of device is regulated by means of an alphanumeric screen or display controlled by the user by pressing buttons and controllers.
  • the present invention solves the aforementioned problems of the state of the art by providing a system that allows the user to immediately know, by means of a colour code and a numeric code, the temperature of the water before it even starts flowing, and additionally, when the system is switched on the temperature of the water is set by default at 38 degrees, this temperature being within a comfortable water temperature range, in order to avoid discomfort for the user with water temperatures that are either too high or too low. It is ideal for children and the elderly.
  • a first embodiment of the present invention refers to an electronic control system of a shower facility that comprises an electro-hydraulic regulation box connected to a power source, a cold water inlet, a hot water inlet, a shower head and a hand shower, so that the electro-hydraulic regulation box comprises a control circuit connected to: a temperature regulating valve that regulates the temperature of the hot and cold water inlets, a water flow regulating valve that regulates the flow of water and that is located at the outlet of the temperature regulating valve, a temperature sensor located at the outlet of the water flow valve, and a selector valve of the water outlet.
  • the system also comprises an illuminated control device connected to the control circuit so that said illuminated control device is configured to: activate a plurality of LEDs that show a specific colour depending of the temperature range of the water coming out of the system based on the temperature selected by the user, and also display a numeric code that shows the exact water temperature.
  • Both the temperature regulating valve and the water flow regulating valve are connected to engines, which are controlled by the control circuit.
  • the illuminated control device comprises: a screen that displays the illuminated colour code, which is indicative of the entire range of water temperatures coming out of the system, and a numeric code, which gives the exact temperature of the water. Additionally, said screen also features indicators of the water flow and water outlet, said water outlet being selected between shower head/hand shower; an On/Off button to start, pause or turn off the system; a control button to increase the water flow; a control button to decrease the water flow; a control button to increase the water temperature; a control button to decrease the water temperature; a button to select the water outlet (shower head / hand shower).
  • the control circuit depending on the temperature selected, is configured so that: between 25 and 33 °C, the screen of the illuminated control device is blue, as this falls in the cold water range; between 34 and 40 °C, the screen of the illuminated control device is fuchsia, as this falls in the comfortable range; and between 41 and 46 °C, the screen of the illuminated control device is red, indicating a danger of getting scalded.
  • the control circuit comprises a memory configured to save the level of water flow and temperature when the On/Off button is paused, so that the level of water flow and the temperature remain the same when the system is restarted; and a timer configured to automatically stop the system after a predetermined period of time elapses.
  • the selector valve of the water outlet comprises two solenoids, one at the water outlet of the hand shower and the other at the water outlet of the shower head, wherein the control circuit is configured to open/close said solenoids, thus, selecting the water outlet of the hand shower, the shower head or neither of them when the temperature sensor detects temperature levels above a predetermined threshold.
  • the electronic control system comprises 5 water flow levels.
  • a second embodiment of the present invention refers to an electronic control system of a shower facility that comprises an electro-hydraulic regulation box connected to a power source, a cold water inlet, a hot water inlet, a plurality of water outlets, so that the electro-hydraulic regulation box comprises a control circuit connected to: a temperature regulating valve that regulates the temperature of the hot and cold water inlets, a temperature sensor located at the outlet of the temperature regulating valve, and a selector valve of the water outlets.
  • the system also comprises an illuminated control device connected to the control circuit, so that said illuminated control device is configured to: activate a plurality of LEDs that show a specific colour depending on the temperature range of the water coming out of the system based on the temperature selected by the user, and display a numeric code that shows the exact water temperature.
  • the temperature regulating valve is connected to an engine operated by the control circuit.
  • the plurality of water outlets comprise a shower head, a cascade shower and a hand shower, whilst in a variant of this second embodiment, the plurality of water outlets also comprises shower jets.
  • the selector valve of the water outlet is configured to select a water outlet between the shower head, the cascade shower, the hand shower and a combination of the aforementioned.
  • the selector valve of the water outlet is configured to select a water outlet between the shower head, the cascade shower, the hand shower, the shower jets and a combination of the aforementioned.
  • Said selector valve of the water outlet comprises a series of solenoids, one for each water outlet, where the control circuit is configured to close said solenoids when the temperature sensor detects temperature levels above a predetermined threshold.
  • the illuminated control device comprises a screen that displays an illuminated colour code that indicates the temperature range of the water coming out of the system, and a numeric code that shows the exact temperature of the water; an On/Off button to turn the system on and off; a control button to increase the water temperature; a control button to decrease the water temperature; a button to select the shower head water outlet, a button to select the cascade shower water outlet, and a button to select the hand shower water outlet.
  • the illuminated control device also comprises a button to select the shower jets water outlet.
  • the control circuit depending on the temperature selected, is configured so that: between 25 and 33 degrees, the screen of the illuminated control device is blue, as this falls in the cold water range; between 34 and 40 degrees, the screen of the illuminated control device is fuchsia, as this falls in the comfortable range; and between 41 and 46 degrees, the screen of the illuminated control device is red, indicating a danger of getting scalded.
  • the control circuit also comprises a memory configured to save the water temperature when any of the water outlet selector buttons is deselected, so that the level of the water temperature remains the same when the water outlet is selected again; and it also comprises a timer configured to automatically stop the system after a predetermined period of time elapses.
  • the illuminated control device comprises an error detection module configured to diagnose and display on screen any possible anomalies in the system.
  • the present invention refers to an innovative and intuitive electronic control system (1) for a shower facility and/or a domestic hot water bathroom that can inform the user, by means of an illuminated colour code on an illuminated control device (8), the temperature range of the water coming out of the system (1) so that the user can intuitively know the water temperature without having to verify the numbers displayed on the screen. Nevertheless, the illuminated control device (8) also displays a numeric code to indicate the exact water temperature.
  • the electronic control system (1) of a shower facility comprises:
  • the illuminated control device (8) comprises:
  • the selector valve of the water outlet (6) comprises a series of solenoids (24), one for each of the water outlets, where the control circuit (3) is configured in order to open/close said solenoids (24) in order to select the water outlet of the hand shower (21), the shower head (19), or neither of them.
  • the temperature sensor (5) detects the water temperature after it has been mixed and acts as a safety device in case there is an error in the supply of hot or cold water, since if it detects temperatures above 50 degrees, it sends a signal to the control circuit (3), which is in charge of closing the selector valve of the water outlet (6), to close both solenoids (24) at once, thus stopping the water flow in order to prevent the water from scalding the user.
  • the background of the screen (9) of the illuminated control device (8) displays the colour associated to the temperature selected.
  • the system (1) sends an electric signal to the control circuit (3), and the control circuit (3) also sends instructions to the temperature regulating valve (4a) that mixes hot and cold water.
  • the temperature sensor (5) will inform the control circuit (3) that the water temperature is the one selected on screen (9).
  • the control circuit (3) aided by the temperature sensor (5), will also correct the small fluctuations of the water temperature.
  • the On/Off button (10) When the On/Off button (10) is pressed and the system (1) is switched on for the first time, the default temperature of the system is set at 38°C, the water flows by default at that temperature and it always comes out of the hand shower (21). In order to change from the hand shower (21) to the shower head (19), the symbol of the shower head must be pressed in the water outlet selector button (28).
  • the 38°C temperature is displayed on screen (9) with the background of the screen (9) showing the colour that corresponds to the range of said temperature in the system (1).
  • the numeric code showing the temperature will flicker on screen (9) since while said numbers are flickering, they are informing the user that the temperature in the system is temporary (1).
  • the numeric code stops flickering and remains lit, showing that the temperature of the water coming out of the system is at the selected temperature.
  • the screen (9) of the illuminated control device (8) displays the following:
  • the electronic control system can be configured to operate under different ranges.
  • the electronic control system (1) comprises 5 water flow levels (volume of water going through the system), as symbolised by small water drops on the screen (9) of the illuminated control device (8).
  • the water temperature reaches the highest level when the temperature is set at the maximum level, and likewise reaches the lowest level when the temperature is set at the minimum.
  • the maximum temperature reached is 46°C.
  • the On/Off button (10) has three different statuses: on, paused, and off.
  • the On/Off button (10) buzzes whenever it is pressed.
  • the first time it is pressed (press and hold) the system (1) is switched on and the illuminated control device (8) displays all the available functions.
  • the user In order to pause the system, the user has to press the On/Off button (10) just once and don't hold it pressed.
  • the system (1) When the system (1) is paused, it stops sending water through the water outlets but it saves the water flow and temperature levels that were set before the system was paused. This is achieved thanks to the memory of the control circuit (3), which saves said water flow and temperature levels.
  • control circuit (3) comprises a timer that allows the system (1) to automatically stop after a set period of time, preferably 15 minutes, preventing the system (1) from remaining switched on indefinitely.
  • Figure 3a shows the illuminated control device (8) with the screen (9) and the different buttons (10, 11, 12, 26, 27, 28).
  • the screen (9) displays the background fuchsia colour (not shown in the drawing), which indicates a comfortable temperature range; a numeric code that represents the exact temperature of the water in the system (1) at 38°C; a series of small water drops that indicate the water flow level (volume of water), and an icon of the hand shower water outlet.
  • the screen (9) displays the background blue colour (not shown in the drawing), which indicates a cold temperature range; a numeric code that represents the exact temperature of the water in the system (1) at 26°C; one small water drop that indicates the water flow level (volume of water), and an icon of the shower head water outlet.
  • the screen (9) displays the background red colour (not shown in the drawing), which indicates danger of getting scalded by the water; a numeric code that represents the exact temperature of the water in the system (1) at 42°C; 5 small water drops that indicate the water flow level (maximum volume of water), and an icon of the hand shower water outlet.
  • the electronic control system (1) of a shower facility comprises:
  • the illuminated control device (8) comprises:
  • the plurality of the water outlets also features a fourth water outlet of the shower jets (22), so that the illuminated control device (8) also comprises a water outlet selector button (16) for the shower jets (22).
  • the selector valve of the water outlet (6) comprises a series of solenoids (24), one for each of the water outlets, where the control circuit (3) is configured in order to open and close said solenoids (24) depending on the water outlet selected. Additionally, the control circuit (3) is configured to close said solenoids (24) when the temperature sensor (5) detects temperature levels above a predetermined threshold.
  • the screen (9) of the illuminated control device (8) displays the following:
  • the electronic control system can be configured to operate under different ranges.
  • the water temperature reaches the highest level when the temperature is set at the maximum level, and likewise reaches the lowest level when the temperature is set at the minimum.
  • the maximum temperature reached is 46°C.
  • the temperature regulating valve (4a) which is connected to an engine (23) run by the control circuit (3), mixes cold water and hot water in order to achieve the selected temperature.
  • the temperature sensor (5) detects the water temperature after it has been mixed and sends an electric signal proportional to the temperature to the control circuit (3), which is in charge of comparing and selecting the water outlet according to the user's selection.
  • the temperature sensor (5) acts as a safety device in case there is an error with the water supply of hot or cold water, since if it detects temperatures above 50 degrees, it sends a signal to the control circuit (3), which is in charge of closing the selector valve of the water outlet (6), to close all solenoids (24) at once, thus stopping the water flow in order to prevent the water from scalding the user.
  • the control circuit (3) aided by the temperature sensor (5), will correct the small fluctuations of the water temperature.
  • the On/Off button (10) has two different statuses: on and off.
  • the On/Off button (10) buzzes whenever it is pressed.
  • the system (1) is switched on and the illuminated control device (8) displays all the available options, showing the default 38°C flickering on screen (9), which indicates that the water is in the process of warming up since it still hasn't reached 38°C, which is the default temperature set when the system (1) starts.
  • the numeric code displaying 38°C stops flickering and remains lit, showing that the temperature of the water coming out of the system is at 38°C.
  • one of the water outlet selector buttons (13, 14, 15, 16) is pressed, water won't start coming out of the system.
  • the control circuit (3) comprises a memory that saves the water temperature when any of the water outlet selector buttons (13, 14, 15, 16) is deselected, so that when the water flow is restarted by selecting any of said selector buttons (13, 14, 15, 16), the water temperature remains at the previous level.
  • the shower head (19) water outlet selector button (13) and the cascade shower (20) water outlet selector button (14) belong to group 1, whilst the hand shower (21) water outlet selector button (15) and the shower jets (22) water outlet selector button (16) belong to group 2, so that pressing one of the buttons (13, 14, 15, 16) selects the respective water outlet and the light of said button starts flashing once per second. If the other water outlet of the same group is pressed, the previous one is deselected and the new outlet starts flashing. If the active outlet is pressed, the outlet closes and stops flashing. An outlet of group 1 and one of group 2 can be simultaneously activated. Evidently, in the embodiment with three water outlets, the only option in group 2 is the hand shower (21) water outlet.
  • buttons that regulate the temperature (11, 12) are pressed, they buzz and the temperature increases or decreases by 1°C.
  • the real temperature displayed on the screen will continue flashing until the water coming out of the system (1) reaches the temperature selected by the user. Finally, when the water temperature has reached the temperature selected by the user, the numeric code of said temperature remains lit, showing that the temperature of the water coming out of the system is at the selected temperature. Opening and closing the water outlets does not affect the preselected temperature.
  • the control circuit (3) comprises a timer that allows the system (1) to automatically stop after a set period of time, preferably 15 minutes, preventing the system (1) from remaining switched on indefinitely.
  • the illuminated control device (8) comprises an error detection module configured to diagnose any possible anomalies in the system (1).
  • the cause of any possible anomalies in the system (1) is displayed on the screen (9) of the illuminated control device (8) by means of a 2-digit long alphanumeric code.

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  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Hydrology & Water Resources (AREA)
  • Public Health (AREA)
  • Water Supply & Treatment (AREA)
  • Domestic Plumbing Installations (AREA)
  • Massaging Devices (AREA)
  • Selective Calling Equipment (AREA)
  • Electrical Discharge Machining, Electrochemical Machining, And Combined Machining (AREA)
  • Control Of Temperature (AREA)
  • Bathtubs, Showers, And Their Attachments (AREA)
EP15195970.7A 2014-12-05 2015-11-24 Elektronisches steuerungssystem für eine duschanlage Active EP3029208B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
ES201431582U ES1134852Y (es) 2014-12-05 2014-12-05 Sistema para el control electronico de una instalacion de ducha
ES201530978U ES1143935Y (es) 2015-09-01 2015-09-01 Sistema para el control electronico de una instalacion de ducha mejorado

Publications (2)

Publication Number Publication Date
EP3029208A1 true EP3029208A1 (de) 2016-06-08
EP3029208B1 EP3029208B1 (de) 2023-05-03

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EP15195970.7A Active EP3029208B1 (de) 2014-12-05 2015-11-24 Elektronisches steuerungssystem für eine duschanlage

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EP (1) EP3029208B1 (de)
ES (1) ES2947558T3 (de)
PL (1) PL3029208T3 (de)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108953749A (zh) * 2017-05-24 2018-12-07 厦门松霖科技股份有限公司 一种淋浴控制系统
WO2021202925A1 (en) * 2020-04-03 2021-10-07 Kohler Co. Digital rain showerhead
US11168897B2 (en) 2018-08-24 2021-11-09 Prexcel Solutions, Inc. Water preconditioner system
CN113654240A (zh) * 2021-07-12 2021-11-16 广东职业技术学院 一种室内卫浴的光环境控制方法及系统
EP4050167A1 (de) * 2021-02-26 2022-08-31 Caspro, S.A. System zur temperaturregelung einer elektronischen dusche und verfahren zur vorbeugung/desinfektion von legionellen unter verwendung desselben
EP4194626A1 (de) * 2021-11-16 2023-06-14 Grohe AG Verfahren zur steuerung eines duschsystems und duschsystem

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5979776A (en) * 1998-05-21 1999-11-09 Williams; Roderick A. Water flow and temperature controller for a bathtub faucet
DE20209799U1 (de) * 2002-06-24 2003-11-13 Bolderheij Fok Cornelis Multifunktionsarmatur
US20050236493A1 (en) * 2004-04-27 2005-10-27 Brand New Technology Ltd. Anti-scald water valve assembly
DE102007010792A1 (de) * 2007-03-02 2008-09-04 Hansa Metallwerke Ag Duschanordnung
DE102009007128A1 (de) * 2009-02-02 2010-08-05 Aquis Sanitär AG Sanitärarmatur zur Kontrolle einer Wasserleitung und Abgabe von Wasser
DE102009051789A1 (de) * 2009-11-03 2011-05-05 Prehkeytec Gmbh Bedieneinheit für Duschen und dergleichen insbesondere im Nassbereich

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5121511A (en) * 1989-11-27 1992-06-16 Matsushita Electric Works, Ltd. Shower device
CN102906659B (zh) * 2010-05-21 2015-03-18 印地安纳马斯科公司 电子淋浴器用户接口

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5979776A (en) * 1998-05-21 1999-11-09 Williams; Roderick A. Water flow and temperature controller for a bathtub faucet
DE20209799U1 (de) * 2002-06-24 2003-11-13 Bolderheij Fok Cornelis Multifunktionsarmatur
US20050236493A1 (en) * 2004-04-27 2005-10-27 Brand New Technology Ltd. Anti-scald water valve assembly
DE102007010792A1 (de) * 2007-03-02 2008-09-04 Hansa Metallwerke Ag Duschanordnung
DE102009007128A1 (de) * 2009-02-02 2010-08-05 Aquis Sanitär AG Sanitärarmatur zur Kontrolle einer Wasserleitung und Abgabe von Wasser
DE102009051789A1 (de) * 2009-11-03 2011-05-05 Prehkeytec Gmbh Bedieneinheit für Duschen und dergleichen insbesondere im Nassbereich

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108953749A (zh) * 2017-05-24 2018-12-07 厦门松霖科技股份有限公司 一种淋浴控制系统
CN108953749B (zh) * 2017-05-24 2024-04-05 漳州松霖智能家居有限公司 一种淋浴控制系统
US11168897B2 (en) 2018-08-24 2021-11-09 Prexcel Solutions, Inc. Water preconditioner system
WO2021202925A1 (en) * 2020-04-03 2021-10-07 Kohler Co. Digital rain showerhead
US11904329B2 (en) 2020-04-03 2024-02-20 Kohler Co. Digital rain showerhead
EP4050167A1 (de) * 2021-02-26 2022-08-31 Caspro, S.A. System zur temperaturregelung einer elektronischen dusche und verfahren zur vorbeugung/desinfektion von legionellen unter verwendung desselben
ES2922151A1 (es) * 2021-02-26 2022-09-09 Caspro Sa Sistema para el control de temperatura de una ducha electronica
CN113654240A (zh) * 2021-07-12 2021-11-16 广东职业技术学院 一种室内卫浴的光环境控制方法及系统
CN113654240B (zh) * 2021-07-12 2022-07-15 广东职业技术学院 一种室内卫浴的光环境控制方法及系统
EP4194626A1 (de) * 2021-11-16 2023-06-14 Grohe AG Verfahren zur steuerung eines duschsystems und duschsystem

Also Published As

Publication number Publication date
PL3029208T3 (pl) 2023-07-31
ES2947558T3 (es) 2023-08-11
EP3029208B1 (de) 2023-05-03

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