WO1992001980A1 - Dispositif compact de remplissage pour quantites reglables d'eau sanitaire - Google Patents

Dispositif compact de remplissage pour quantites reglables d'eau sanitaire Download PDF

Info

Publication number
WO1992001980A1
WO1992001980A1 PCT/EP1991/000198 EP9100198W WO9201980A1 WO 1992001980 A1 WO1992001980 A1 WO 1992001980A1 EP 9100198 W EP9100198 W EP 9100198W WO 9201980 A1 WO9201980 A1 WO 9201980A1
Authority
WO
WIPO (PCT)
Prior art keywords
filling device
filled
water
temperature
control part
Prior art date
Application number
PCT/EP1991/000198
Other languages
German (de)
English (en)
Inventor
Franz Kornfeind
Original Assignee
Franz Kornfeind
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 Franz Kornfeind filed Critical Franz Kornfeind
Publication of WO1992001980A1 publication Critical patent/WO1992001980A1/fr

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • G01F15/001—Means for regulating or setting the meter for a predetermined quantity
    • G01F15/003—Means for regulating or setting the meter for a predetermined quantity using electromagnetic, electric or electronic means
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F1/00—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow
    • G01F1/05—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects
    • G01F1/06—Measuring the volume flow or mass flow of fluid or fluent solid material wherein the fluid passes through a meter in a continuous flow by using mechanical effects using rotating vanes with tangential admission
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
    • G01F15/00—Details of, or accessories for, apparatus of groups G01F1/00 - G01F13/00 insofar as such details or appliances are not adapted to particular types of such apparatus
    • G01F15/001—Means for regulating or setting the meter for a predetermined quantity
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
    • G05D23/00—Control of temperature
    • G05D23/01—Control of temperature without auxiliary power
    • G05D23/13—Control of temperature without auxiliary power by varying the mixing ratio of two fluids having different temperatures
    • G05D23/1393—Control of temperature without auxiliary power by varying the mixing ratio of two fluids having different temperatures characterised by the use of electric means

Definitions

  • the invention relates to a filling device for taking adjustable amounts of process water according to the preamble of claim 1 and a method for its operation according to the preamble of claim 10.
  • additional measuring devices are also used, for example to measure the temperature of the material to be measured, in order to compensate for interference which could distort the measured amount of liquid.
  • additional measuring devices are also used, for example to measure the temperature of the material to be measured, in order to compensate for interference which could distort the measured amount of liquid.
  • the invention seeks to remedy this.
  • the invention has for its object to provide a compact, inexpensive filling device for adjustable amounts of domestic water for household use, which has a tolerable filling error.
  • the invention achieves the stated object with a filling device which has the features of claim 1, and with a method for operating this filling device which has the features of claim 10. Further claims relate to advantageous embodiments.
  • FIG. 1 shows a filling device with a solenoid valve and impeller
  • FIG. 3 shows a filling device with a temperature control device
  • Fig. 4 is a block diagram of a temperature control device.
  • E RS ATZBLATT 1 shows a filling device 1 according to the invention, which is manufactured in a simple manner, for example with extensive use of plastic parts which are machined only in a few places. It consists of an enclosed line space 2, a shut-off valve 3, a liquid quantity counter 4 and a control part 5.
  • the housing of the line space 2 is connected by means of a flange 6 to a service water line, not shown. However, other types of connection are also possible.
  • the line space 2 leads via a valve seat 7 and a part into which the liquid counter 4 is introduced to an outlet opening 8.
  • the line space 2 is filled with the used water to be filled, which flows to it from the used water line.
  • the outlet opening 8 it contains, for example, an outlet body 9 with a lower sieve 10 and an upper sieve 10 * '. These ensure a splash-free outlet.
  • FIG. 1 a Einhellêt is shown, for example l, a solenoid valve is used in a as the valve 3.
  • Pneumatic valves can also be used, however, or any other valve that can be quickly set from a "closed” state to an "open” state and vice versa.
  • Fig. 1 the closed * state is drawn with solid lines, the open state with dashed lines. Is the open state, there is a shut-off element 11 of the shut-off valve 3 in the dashed position 11 'outside the valve seat 7, the
  • REPLACEMENT LEAF Process water flows under pressure from the process water line via the line space 2 to the outlet opening 8. If the closed state is present, there is process water in the line space 2, but it does not flow therein because the shut-off device 11 is located in the valve seat 7 and blocks the liquid flow.
  • the screens 10, 10 / in the outlet body 9 prevent the line space 2 from being emptied through the outlet opening 8.
  • the drawn solenoid valve 3 has a shut-off cone as a shut-off element 11. This is connected via a shaft 12 to a body 12 made of soft magnetic material. A spring 14 presses the body 13 downward, so that the shut-off cone 11 is pressed onto the valve seat 7 when the solenoid valve 3 is closed. As already noted, in this state no process water can flow through the line space 2.
  • a coil 15 which is able to receive the body 13 as a coil body.
  • a current is sent through the coil 15.
  • the body 13 is pulled against the force of the spring 14 into the coil 15, the shut-off cone 11 strikes against a stop on the upper wall of the line space 2 and the process water can flow out of the process water line through the outlet opening 8. If the current is turned off, the coil 15 can no longer hold the body 13 against the spring 14, the shut-off cone 11 is pressed into the valve seat 7, and the process water no longer runs on.
  • the process water stream under pressure from the process water line drives the liquid quantity counter 4.
  • a four-bladed impeller counter 4 is drawn as such in FIG. 1.
  • other liquid quantity meters which take advantage of mechanical, electrical, magnetic or thermal effects, such as, for example, impeller meters, Woltmann meters, oval wheel meters, turbine meters or carmine vortex flow meters or the like can be used.
  • the essential thing is that only those liquid quantity counters are used that output a signal for each same, aliquot that is let through, which can be electrical or mechanical.
  • a proximity switch 16 is used to count the always the same subset of the process water, which can be excited by small magnets attached to the vanes of the impeller counter 4 through the plastic wall of the conduit space 2, which can be made thin at this point because of the dome shape.
  • the counted portion of the process water corresponds to the volume between two successive blades of the impeller meter 4. It is expedient to select this volume so that the portions correspond to displayable volume units (for example 1/50 liters). This can also be done with other liquid flow meters 4.
  • the errors in a liquid quantity counter 4 such as the hatching volume, measurement uncertainties at the start and at the stop, the temperature dependence of the viscosity of the material to be measured, play only one in the large permissible error of the filling device
  • the count signals are given to a roller counter 18.
  • the control part 5 contains a power supply, not shown here, which of course does not apply if the filling device 1 is constructed purely mechanically, as will be described below. There are also some control buttons on it, which are also not shown.
  • the control part 5 can also comprise a microprocessor, not shown, with which all functions of the filling device are controlled and monitored.
  • the filling device is controlled via a manually operable remote control, which increases the ease of use in the household considerably.
  • the remote control preferably has an optical display with which the course of the filling process can be visually detected, i.e. the partial quantities that have already been filled in or those that are still to be filled are displayed optically.
  • this amount for example 15/50 liters
  • this amount can be typed in on the remote control
  • the coil 15 is energized
  • the shut-off device 11 is released from the valve seat 7 and the liquid
  • REPLACEMENT LEAF begins to flow from the service water line through line space 2 to outflow opening 8.
  • the liquid quantity counter 4 is activated and, for each partial quantity that is passed, outputs a signal via the proximity switch 16 to the roller counter 18.
  • the roller counter 18 runs backwards, ie it shows the partial quantities still to be filled.
  • the filling device 1 can also already be switched to the "closed" state when the roller counter 18 is still a few subsets before the "all rollers at zero"position; for example, the position of the role displaying the smallest decimal place need not be taken into account.
  • the transmission of the number of counted from the liquid meter 4 subsets on the Roll 'entownwerk 18 can also be done with other non-contact or non-contact means, for example, the drive shaft can be of the roller type counter 18 directly with the axis of copesstechniks ⁇ totalizer 4 be connected. With this type of coupling, however, a larger slip volume is generated than with the contactless coupling.
  • REPLACEMENT LEAF Fig. 2 shows schematically the parts of a shut-off valve 3 of a purely mechanical filling device 1.
  • the closed state is drawn with continuous, the open state with dashed lines.
  • the shut-off valve 3 has a shut-off cone 11 on a shaft 12, which in the “closed” state is held in the valve seat 7 of the line space 2 by a spring 14 that can be subjected to tension.
  • the shaft 12 is raised with the aid of a start lever 19, which is mounted on the one hand in a first axis 20 and on the other hand in a second axis 21, in such a way that the body 13 has a first bevel 22 on it a transmission lever 23 located second slope 24 passes and is now carried by the transmission lever 23 so that it comes out of the valve seat 7 and rests against the stop against the ' upper wall of the line space 2.
  • the transmission lever 23 is mounted on a third axis 25 and, with its end facing away from the shaft 12, strikes the circumference of the roller for the smallest decimal unit of the roller counter 18, which, as described above, causes the filling device 1 to be switched off.
  • the roller counter 18 must be rigidly, that is to say touching, coupled to the liquid quantity counter 4.
  • the shut-off roller has a milled groove 26 on its circumference. As soon as this milled groove 26 settles in front of the transmission lever 23, it falls off on the side of the shaft 12, the body 13 can pass the second incline of the transmission lever 23 and the shut-off cone 11 is pushed through the spring 14 is pressed against the valve seat 7, which means the closing of the filling device 1.
  • a further embodiment of the filling device according to the invention is shown schematically, which can be connected to a hot water pipe (for example left) and to a cold water pipe (for example right) which. are not shown, and in which the domestic water to be filled is adjustable to an adjustable temperature (between the temperature of the hot water and that of the cold water).
  • 3A shows a section BB (FIG. 3B) in the view drawn in a state in which the process water to be filled reaches the maximum temperature.
  • the process water reaches an adjustable intermediate temperature
  • Fig. 3C a minimum temperature is reached.
  • 3B and 3C are sections in the plane A - A (Fig. 3A) in plan view.
  • a likewise cylindrical feed body 29 which in the vicinity of its intersection with the tubular extensions 27 has a slot-shaped opening 30, the slot direction of which is perpendicular to the axis of the feed body 29, and which in Slit direction is a little smaller than the distance measured on the circumference of the feed body 29 between the left edge of the continuation of the hot water 27 and the right edge of the
  • the feed body can be rotated by an attached servomotor 31.
  • the opening 30 is such that only the continuation for the hot water 27 is open, the temperature control device thus only supplies service water of the maximum temperature.
  • Fig. 3B both extensions 27, 27- "are open, the temperature of the service water is thus at an intermediate temperature.
  • Fig. 3C only the extension for the cold water 27 'is open, the temperature control device thus supplies service water from the minimum temperature .
  • the shut-off valve 3 is also drawn in a state in which the shut-off element 11 is lifted off the valve seat 7, so that the process water can flow out through the outflow opening 8 after passing through the liquid quantity counter 4.
  • a temperature sensor 32 is advantageously mounted after the liquid quantity counter 4, which causes the hot water to mix well with the cold water. This measures the temperature of the process water to be filled.
  • thermometer is assumed to be the temperature sensor 32, since such a component is inexpensive, can be manufactured small enough, and its resistance changes proportionally to the temperature in the temperature range of interest between 0 ° and 100 ° C. In principle, other temperature sensors can also be used, but this requires (known) different circuit diagrams.
  • the temperature control is operated with the aid of a direct current source 37.
  • a direct current source 37 On the one hand there is a voltage divider chain with a first series resistor 34 and the resistance thermometer 32, on the other hand another voltage divider chain with a second series resistor 35, which has the same resistance value as the first series resistor 34, and a preferably digitally adjustable potentiometer 33.
  • This potentiometer is set to that value set, the resistance thermometer 32 shows at the water temperature to be set.
  • the temperature control also contains an amplification arrangement 36, consisting at least of a differential amplifier and a bipolar power amplifier, which are shown here as a block component.
  • a point between the first series resistor 34 and the resistance thermometer 32 is placed at one input of the differential amplifier, another point between the second series resistor 35 and the digitally adjustable potentiometer at the other input of the differential amplifier.
  • the difference is amplified with the power amplifier.
  • At the output there is a negative or positive value depending on the sign of the difference, which can be constant or proportional to the deviation.
  • In the vicinity of the difference zero there is a hysteresis range in which the power amplifier outputs the value zero.
  • the servomotor 31 now adjusts the feed body 29 until the temperature set with the potentiometer 33 is reached. Compared to hand-set mixer taps
  • temperature control devices can also be used, in which control valves are installed in the hot and / or cold water line. With expansion temperature sensors, such temperature regulators can be purged mechanically.
  • the temperature control device thus has at least one temperature sensor 32, a setting device 33 for the desired temperature of the process water and at least one supply body 29, with which the hot water and / or the cold water supply can be continuously adjusted, so that process water is always as close as possible to the temperature set temperature is removable.
  • adjustable amounts of process water can be poured in, it has a filling error which is tolerable in the household area, is compact and inexpensive and can be expanded in a simple manner so that the process water to be filled in has a predetermined temperature.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Electromagnetism (AREA)
  • Measuring Volume Flow (AREA)
  • Flow Control (AREA)

Abstract

Un dispositif compact (1) de remplissage permet de prélever dans des canalisations des quantités réglables d'eau sanitaire. Le dispositif comprend un espace canalisation (2) avec un orifice de sortie (8) et une soupape de retenue (3), ainsi qu'un compteur (4) de la quantité de liquide et une unité de commande (5). Le compteur (4) de la quantité de liquide peut transmettre un signal à l'unité de commande (5) correspondant à chaque quantité partielle d'eau s'étant déjà écoulée comprise dans la quantité totale d'eau à remplir. Le dispositif de remplissage (1) peut être pourvu d'un régulateur de la température, au cas où il est raccordé à des tuyaux d'eau chaude et d'eau froide, ce qui permet de régler la température de l'eau prélevée et de maintenir la température de l'eau prélevée. Le dispositif de remplissage peut être assemblé de manière automatique ou purement mécanique. Le dispositif décrit a une erreur de remplissage tolérable dans des utilisations sanitaires, est compact et économique à fabriquer.
PCT/EP1991/000198 1990-07-18 1991-02-02 Dispositif compact de remplissage pour quantites reglables d'eau sanitaire WO1992001980A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH238690 1990-07-18
CH2386/90-0 1990-07-18

Publications (1)

Publication Number Publication Date
WO1992001980A1 true WO1992001980A1 (fr) 1992-02-06

Family

ID=4232571

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP1991/000198 WO1992001980A1 (fr) 1990-07-18 1991-02-02 Dispositif compact de remplissage pour quantites reglables d'eau sanitaire

Country Status (3)

Country Link
EP (1) EP0493537A1 (fr)
JP (1) JPH05500412A (fr)
WO (1) WO1992001980A1 (fr)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2383835A (en) * 2002-01-03 2003-07-09 Stephen Walsh Self-closing safety valve
WO2009103418A1 (fr) * 2008-02-18 2009-08-27 Bürkert Werke GmbH & Co. KG Dispositif de dosage pour mélanges de fluides
AU2015204294B2 (en) * 2014-07-16 2016-09-15 Castlebridge Enterprises, Inc. Water safety shut-off valve
CN113531126A (zh) * 2021-07-01 2021-10-22 陆少华 一种水龙头

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001317978A (ja) * 2000-05-09 2001-11-16 Ckd Corp 定量吐出システム

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE856062C (de) * 1950-06-30 1952-11-17 Bran & Luebbe Vorrichtung zum mengenverhaeltnisgleichen Mischen verschiedener Stoffe
FR1061519A (fr) * 1951-08-20 1954-04-13 Siemens Ag Procédé et appareil de mesure pour la détermination du poids d'un des composants d'un mélange liquide en état d'écoulement
CH622632A5 (en) * 1977-05-24 1981-04-15 Celio Tino Metering apparatus for two free-flowing media.
DE3146501A1 (de) * 1981-11-24 1983-06-01 Friedrich Grohe Armaturenfabrik Gmbh & Co, 5870 Hemer Mischbatterie
DE3306690A1 (de) * 1982-02-27 1983-09-15 Toto Ltd., Kitakyushu, Fukuoka Wasserauslaufventil
FR2586836A1 (fr) * 1985-09-02 1987-03-06 Knebel & Roettger Fa Procede et mode de couplage pour la commande d'une batterie melangeuse
EP0306235A2 (fr) * 1987-08-31 1989-03-08 Inax Corporation Dispositif de régulation pour la température et le débit de l'eau

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE856062C (de) * 1950-06-30 1952-11-17 Bran & Luebbe Vorrichtung zum mengenverhaeltnisgleichen Mischen verschiedener Stoffe
FR1061519A (fr) * 1951-08-20 1954-04-13 Siemens Ag Procédé et appareil de mesure pour la détermination du poids d'un des composants d'un mélange liquide en état d'écoulement
CH622632A5 (en) * 1977-05-24 1981-04-15 Celio Tino Metering apparatus for two free-flowing media.
DE3146501A1 (de) * 1981-11-24 1983-06-01 Friedrich Grohe Armaturenfabrik Gmbh & Co, 5870 Hemer Mischbatterie
DE3306690A1 (de) * 1982-02-27 1983-09-15 Toto Ltd., Kitakyushu, Fukuoka Wasserauslaufventil
FR2586836A1 (fr) * 1985-09-02 1987-03-06 Knebel & Roettger Fa Procede et mode de couplage pour la commande d'une batterie melangeuse
EP0306235A2 (fr) * 1987-08-31 1989-03-08 Inax Corporation Dispositif de régulation pour la température et le débit de l'eau

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2383835A (en) * 2002-01-03 2003-07-09 Stephen Walsh Self-closing safety valve
WO2009103418A1 (fr) * 2008-02-18 2009-08-27 Bürkert Werke GmbH & Co. KG Dispositif de dosage pour mélanges de fluides
US8707780B2 (en) 2008-02-18 2014-04-29 Buerkert Werke Gmbh Fluid mixture metering device including an arcuate path on the periphery of the impeller wheel
AU2015204294B2 (en) * 2014-07-16 2016-09-15 Castlebridge Enterprises, Inc. Water safety shut-off valve
US9574680B2 (en) 2014-07-16 2017-02-21 Castlebridge Enterprises, Inc. Water safety shut-off valve
CN113531126A (zh) * 2021-07-01 2021-10-22 陆少华 一种水龙头
CN113531126B (zh) * 2021-07-01 2023-12-19 湖北卡兰达阀门洁具科技制造有限公司 一种水龙头

Also Published As

Publication number Publication date
JPH05500412A (ja) 1993-01-28
EP0493537A1 (fr) 1992-07-08

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