WO2018041399A1 - Dispositif d'actionnement d'une soupape de vidange d'un réservoir de chasse d'eau - Google Patents

Dispositif d'actionnement d'une soupape de vidange d'un réservoir de chasse d'eau Download PDF

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Publication number
WO2018041399A1
WO2018041399A1 PCT/EP2017/001023 EP2017001023W WO2018041399A1 WO 2018041399 A1 WO2018041399 A1 WO 2018041399A1 EP 2017001023 W EP2017001023 W EP 2017001023W WO 2018041399 A1 WO2018041399 A1 WO 2018041399A1
Authority
WO
WIPO (PCT)
Prior art keywords
pushbutton
housing
control
rotary
valve
Prior art date
Application number
PCT/EP2017/001023
Other languages
German (de)
English (en)
Inventor
Jürgen Burkhardt
Christian Koch
Original Assignee
GROHEDAL Sanitärsysteme GmbH
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 DE102016010335.3A external-priority patent/DE102016010335A1/de
Priority claimed from DE102017005959.4A external-priority patent/DE102017005959A1/de
Application filed by GROHEDAL Sanitärsysteme GmbH filed Critical GROHEDAL Sanitärsysteme GmbH
Priority to EP17761802.2A priority Critical patent/EP3526412B1/fr
Publication of WO2018041399A1 publication Critical patent/WO2018041399A1/fr

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
    • E03D5/00—Special constructions of flushing devices, e.g. closed flushing system
    • E03D5/02—Special constructions of flushing devices, e.g. closed flushing system operated mechanically or hydraulically (or pneumatically) also details such as push buttons, levers and pull-card therefor
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
    • E03D1/00—Water flushing devices with cisterns ; Setting up a range of flushing devices or water-closets; Combinations of several flushing devices
    • E03D1/02—High-level flushing systems
    • E03D1/14—Cisterns discharging variable quantities of water also cisterns with bell siphons in combination with flushing valves
    • E03D1/142—Cisterns discharging variable quantities of water also cisterns with bell siphons in combination with flushing valves in cisterns with flushing valves
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
    • E03D5/00—Special constructions of flushing devices, e.g. closed flushing system
    • E03D5/02—Special constructions of flushing devices, e.g. closed flushing system operated mechanically or hydraulically (or pneumatically) also details such as push buttons, levers and pull-card therefor
    • E03D5/028—Pusher plates and actuating mechanisms for built-in cisterns
    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
    • E03D5/00—Special constructions of flushing devices, e.g. closed flushing system
    • E03D5/02—Special constructions of flushing devices, e.g. closed flushing system operated mechanically or hydraulically (or pneumatically) also details such as push buttons, levers and pull-card therefor
    • E03D5/024—Operated hydraulically or pneumatically

Definitions

  • the invention relates to a device for actuating a drain valve of a toilet cistern according to the preamble of claim 1.
  • a toilet cistern has in common practice a connected to the water supply mains filling valve and a drain valve.
  • the toilet cistern can be filled to a predetermined level with water.
  • the drain valve is usually constructed of a drain pipe mounted on the bottom side drain pipe and a stroke adjustable overflow pipe.
  • the overflow tube in its closed position closes a flow passage through the discharge nozzle.
  • the overflow pipe can be strokeverstellver in its open position in which a flushing water can flow out of the drain pipe of the toilet cistern.
  • the pushbutton is in a conventional toilet cistern via a mechanical linkage in operative connection with the overflow pipe.
  • a generic waste fitting in which the pushbutton is not connected to the overflow pipe via a mechanical linkage but via a pneumatic system.
  • the pneumatic system has a first bellows positioned on the pushbutton, which is connected via a pneumatic line to a second bellows positioned on the overflow pipe.
  • the first bellows With a pressure actuation of the push button, the first bellows is compressed and thus generates an overpressure which can be acted on the second bellows. Due to the pressurization of the second bellows expands, whereby the overflow pipe is adjusted to its open position.
  • the above pneumatic system is both space-consuming and component-intensive. The realization of the pneumatic system is therefore associated with a high cost and perform complicated assembly technology.
  • the object of the invention is to provide a device for actuating a drain valve of a toilet cistern, which in comparison to the prior art space-reduced and reduced component realized.
  • the object is solved by the features of claim 1. Preferred embodiments of the invention are disclosed in the subclaims.
  • the device has at least one control valve which is actuated by the push-button and is arranged in a control line connected to a water supply network.
  • a water flow rate is adjustable, with which the drain valve is controlled.
  • the hubver In departure from the above prior art can be dispensed with according to the invention in the pneumatic system on a bellows, the hubver Bryan the overflow pipe at a positive pressure. Rather, the pneumatic system according to the invention has exactly one pneumatic actuator which can be acted upon by a negative pressure for the stroke adjustment of the overflow pipe.
  • the waste set may also have a vacuum unit which is fluidically connected to the pneumatic actuator. In a user-side activation, the vacuum unit generates a negative pressure acting on the pneumatic actuator to perform a stroke adjustment of the overflow pipe.
  • the pneumatic system may be realized as a bellows, a piston-cylinder unit or as a membrane lifting system.
  • the membrane lifting system can have at least one working chamber which can be subjected to negative pressure and which is delimited by a deformable membrane.
  • the deformable membrane can be connected to the overflow pipe.
  • the pneumatic actuator may be a bellows, which contracts like an accordion when subjected to a negative pressure and in an accordion-like manner pulls apart (ie expanded) at a negative pressure relief.
  • the vacuum unit may be water-bearing, that is, a vacuum nozzle or a water jet pump.
  • the vacuum nozzle / water jet pump can be connected via a vacuum line to the pneumatic actuator. If the vacuum nozzle / water jet pump is water-conducting, therefore, air is sucked out of the pneumatic actuator, that is, generates a negative pressure in the pneumatic actuator.
  • the above water-conducting negative pressure unit can have a throttle point with a flow cross-sectional constriction between its water inlet side and its water outlet side in the manner of a Venturi nozzle.
  • the vacuum line may preferably open at the throttle point in the flow channel of the vacuum unit.
  • the pneumatic actuator (that is, for example, the bellows) in the waste set-up direction can be arranged in particular in alignment above the overflow pipe.
  • the pneumatic actuator can preferably be connected to the overflow pipe via a rigid connecting element, which, for example, extends the overflow pipe coaxially upwards.
  • the vacuum unit can be arranged in particular in alignment above the pneumatic actuator, whereby a particularly space-reduced design of the pneumatic system is achieved.
  • the water-conducting vacuum unit may be connected at its water inlet side to a control line which is connectable to the water supply network.
  • a control line which is connectable to the water supply network.
  • the control line from a leading to a filling valve of the toilet cistern supply line branch.
  • the already existing line pressure for the negative pressure generation in the vacuum unit is used without any additional external energy (for example, the user's pressure or electrical energy) would be required.
  • the water-bearing vacuum unit can open with its water outlet directly into the interior of the toilet cistern.
  • the above embodiment variant is particularly advantageous in a toilet repair measure in which the water supply to the toilet cistern is shut off at an angle valve in preparation.
  • the water supply to the toilet cistern and to the vacuum unit is interrupted.
  • the installer In a conventional toilet cistern, where the push button is connected to the drain valve via a mechanical linkage, the installer must empty the toilet cistern before starting the repair in order to avoid an outflow from the toilet cistern in the event of unintentional push button actuation , According to the invention, such a precautionary emptying of the toilet cistern can be omitted for the following reason: Because of the angle valve shut-off, no water can be passed through the control line, so that the vacuum unit can not generate any negative pressure. The drain valve thus remains reliably closed even in the event of unintentional actuation of the pushbutton.
  • the negative pressure unit can be activated on the user side.
  • a water-conducting vacuum unit can be arranged for this purpose in the negative pressure unit leading control line, that is, upstream of the water-conducting vacuum unit, a user-actuated control valve.
  • the control valve may be a time-controlled actuation valve, for example a so-called self-closing valve.
  • the control valve may comprise a control piston which is lift-adjustable in a valve housing.
  • the control piston can be adjusted by means of at least one user-operable pushbutton.
  • the control piston In its non-actuated position, the control piston is spring-biased to a closed position in which a spool valve disk is in sealing engagement with a valve seat fixed to the housing, thereby closing a flow path through the control valve.
  • a pressure actuation of the pushbutton via a Tastenhubweg the control piston is moved against the spring biasing force in its open position.
  • the control piston open position of the flow path is released by the control valve, whereby the water-conducting vacuum unit is flowed through with water.
  • the control piston In a pressure relief of the push button, however, the control piston is reset under the action of the spring biasing force on a remindstellhubweg back to its closed position.
  • the length of the above Tastenhubweges of the pushbutton correlates with a reset time interval within which the control piston is reset after a push-button discharge back to its closed position.
  • the water-carrying vacuum unit flows through the water volume flow and a negative pressure is generated, which acts on the pneumatic actuator.
  • the key travel length has a direct influence on the flushing water quantity flowing out of the toilet cistern.
  • the waste set may have a first pushbutton, upon actuation of which a large amount of flushing water flows out of the toilet cistern, and a second pushbutton, upon actuation of which a small amount of flushing water is expelled from the toilet bowl. Cistern flows out. Depending on the operation of the first or second push button, the user can thus determine the amount of flushing water.
  • the two pushbuttons can be connected to the control piston in a force-transmitting manner, in particular, for example with the interposition of a cross-beam, in such a way that the second push-button remains in its rest position during the pressure actuation of the first push-button.
  • the Tastenhubweg traveled by one of the pushbuttons is thus identical to the piston stroke traveled by the control piston.
  • Each of the two pushbuttons is preferably assigned a respective Hubeinstellglied, with the aid of which the maximum possible Tastenhubwege the first and second push buttons are independently adjustable. By means of such a control valve different amounts of flushing water can be variably adjusted.
  • the push button described above is only pressure actuated, i. only axially parallel to the housing axis arranged adjustable in the push button housing.
  • the pushbutton can be designed as a pressure and rotatable rotary pushbutton, with the simple operation of the desired flushing amount is variable.
  • the rotary pushbutton is designed so that the available Tastenhubweg is variable or adjustable in a rotary operation.
  • the drain valve is adjustable in the open position to drain the set flushing volume.
  • the rotary actuation and the pressure actuation of the rotary pushbutton can take place consecutively.
  • the user first sets by rotary operation the available Tastenhubweg (that is, the desired flushing amount) and starts in a subsequent operation step by pressing the flushing.
  • the desired purge amount is adjustable in a simple operating philosophy between a minimum and maximum amount (that is, for example, between 1 liter and 9 liters).
  • the rotary actuator and the pressure actuation also take place simultaneously, ie be performed superimposed on each other.
  • the at least one Hubeinstellglied be rotationally coupled to the rotary pushbutton.
  • the Hubeinstellglied In a non-pressure-actuated rest position of the rotary pushbutton, the Hubeinstellglied can be spaced by the Tastenhubweg of a rotationally fixed control contour.
  • the Hubeinstellglied proposes exhausting the Tastenhubweges against the rotationally fixed control contour.
  • the rotary pushbutton can be rotatably mounted in a rotationally fixed manner to a building wall mounted push-button housing about a housing axis and stroke adjustable.
  • the non-rotatable control contour can be formed directly in the button housing in this case.
  • the probe housing can be designed as a hollow cylinder, wherein the rotary pushbutton can be arranged within the hollow cylindrical probe housing.
  • the button housing can be mounted by way of example via a latching connection to a wall-mounted decorative panel.
  • the rotary pushbutton can be arranged radially inside the hollow-cylindrical pushbutton housing. Its Hubeinstellglied can be realized as a control cam, which can protrude example, radially outward, in a housing-fixed link guide, which is exemplified on the inside of the hollow cylindrical button housing.
  • the axial stop of the housing-fixed slide guide can have a contact surface cooperating with the control cam of the stroke adjusting member, which contact surface lies completely in a transverse plane perpendicular to the housing axis.
  • the slotted guide cooperating with the control cam of the Hubeinstellglieds contact surface of the housing-fixed control contour take an arbitrarily adapted circumferential course to provide depending on the rotational position of the rotary pushbutton different sized Tastenhubwege available.
  • the contact surface of the housing-fixed control contour can be continuous in an oblique plane inclined to the housing axis. In this case, the contact surface of the housing-fixed control contour extends steplessly and smoothly in the circumferential direction. tung.
  • the contact surface of the housing-fixed control contour can have stepped or offset partial surfaces in the axial direction.
  • the contact surface of the control contour may have one or more elevations, which can be perceived in a rotational actuation of the already depressed rotary pushbutton as over-pressure by the user pressure points. In this way, different rotational positions of the rotary pushbutton can be perceived haptically by the user.
  • the intermediate areas bounded by the elevations can be perceived as segmentations.
  • the contact surface of the axial stop fixed to the housing can have at least one surface structure, for example a raised portion or depression.
  • the survey / depression can be perceived haptically and / or acoustically as a pressure point that can be overrun by the user.
  • at least one segmentation can be perceived by the user when implementing the housing-mounted axial stop with several elevations / depressions.
  • a push-button support member may be rotatably mounted and adjustable in height within the hollow cylindrical button housing.
  • the push-button support part can be made somewhat disc-shaped, with a view-side cap of the rotary pushbutton mounted thereon in a rotationally fixed manner.
  • the control piston can be mounted in a pressure-transmitting and rotationally fixed or rotationally coupled manner.
  • a rotational decoupling is present between the probe carrier part and the control piston. In this way, it is ensured that during a rotary actuation of the rotary pushbutton of the control piston is not rotated, but rather this is stationary.
  • the above-mentioned Hubeinstellglied (ie the control cam) can also be directly on the probe support member, for example, uniform material and integrally formed.
  • the rotary pushbutton, in particular its probe carrier part, and the pushbutton housing, in which the rotary pushbutton is mounted rotatably and stroke adjustable have cooperating elevations and / or depressions. These can be haptically and / or audibly perceptible in the case of a rotary actuation of the rotary pushbutton, in each case as a pressure point which can be over-rotated by the user. Possibly. several surveys / depressions may be perceived by the user as at least one segmentation.
  • Figure 1 in a rough schematic partial sectional view of a toilet cistern with a filling valve and a drain valve;
  • FIG. 2 is a detailed view of a structural unit comprising a vacuum nozzle and a bellows;
  • Figure 3 is a sectional view taken along the section plane A-A of Figure 1;
  • Figures 4 and 5 are views corresponding to the figure 3 with actuated first push-button and actuated second push-button;
  • FIGS. 6 and 7 are views showing the pneumatic system in a negative pressure of the bellows; 8 shows a pneumatic system of the toilet cistern according to a further embodiment; FIGS. 9 and 10 show a further embodiment of a waste fitting;
  • Figures 11 and 12 are different views of a rotary pushbutton according to another embodiment
  • Figure 13 is a view corresponding to Figure 12 in a sectional view
  • Figure 14 in an enlarged partial perspective view also a sectional view of the rotary pushbutton;
  • Figure 15 is a side sectional view of the rotary pushbutton, in which the valve housing and the control piston are omitted;
  • Figures 16 and 17 each have a button housing and a button-carrier part in isolation.
  • FIG 1 is a built-in a toilet cistern 1 expiration set with associated
  • the drain fitting has the Spülkastenboden 3 to a drain pipe 5, which is not shown in flow communication with a toilet bowl.
  • the discharge nozzle 5 rests with a radially widened circumferential annular shoulder 7 (FIG. 7) on the opening edge region of a bottom-side outlet opening of the cistern bottom 3.
  • the annular shoulder 7 of the downcomer 5 is extended upward with a circumferential housing wall 9 formed thereon, in which throughflow openings 11 (FIG. 1 or 7) are formed, which are uniformly distributed in the circumferential direction.
  • a stroke-adjustable overflow pipe 13 is arranged, with its radially outer Valve plate 15 (Fig.
  • the circulation pipe 13 forms, together with the discharge nozzle 5, a drain valve 19 which can be actuated via the pneumatic system 21 by push buttons 23, 25, which are delimited by a decorative plate 24 in FIG. 1 and installed in a building wall 28.
  • the circulation pipe 13 is stroke-adjusted by means of the pneumatic system 21 from a closed position shown in FIG. 1 into an open position (FIGS. 6 and 7).
  • a filling valve 27 is also installed, with which the toilet cistern 1 is filled to a predetermined level with water.
  • the filling valve 27 is connected on the inlet side to a supply line 29 leading to the water supply network.
  • the filling valve 27 is controlled by means of a float 32, which is arranged height-adjustable on an inlet pipe 34.
  • the pneumatic system 21 as a pneumatic actuator 31 has a bellows and vacuum unit as a vacuum nozzle 33.
  • the vacuum nozzle 33 is constructed in the manner of a Venturi nozzle and connected on the inlet side to a control line 35 which branches off from the supply line 29.
  • a control valve 43 is arranged, which can be actuated via the user-operable pushbuttons 23, 25.
  • a water flow path from the supply network to the vacuum nozzle 33 is opened in the control valve 43 and the latter is flowed through by a water volume flow m (FIG. 3 or 6).
  • a negative pressure is generated in the vacuum line 37, with which the bellows 31 is contracted.
  • the vacuum nozzle 33 opens into the interior of the toilet cistern 1.
  • the vacuum nozzle 33 has between its Wassereinlass- and Wasserauslassseite a throttle point with a Strömuhgsqueritess constriction at which a vacuum line 37 opens into the nozzle channel of the vacuum nozzle 33.
  • the vacuum nozzle 33 and the bellows 31 are under Forming of a unit B (Fig. 2) directly connected to each other.
  • the vacuum nozzle 33 in the figure 2 a connection piece 39, through which the vacuum line 37 leads.
  • a pipe extension 41 of the bellows 31 is pushed and optionally fixed thereto by means of a fixing clamp, not shown.
  • the bellows 31 is coupled in Fig. 2 with its remote from the pipe socket 41 bellows bottom 45 to a connecting rod 47, which in turn is attached to the upper end of the overflow pipe 13.
  • the control valve 43 has a control piston 53 which is lift-adjustable in a valve housing 51.
  • the control piston 53 is connected with the interposition of a cross-beam 55 force-transmitting with the two push buttons 23, 25.
  • the control piston 53 is spring-biased by means of a spiral spring 57 into a closed position.
  • the control piston 53 with its valve plate 59 in sealing engagement with a housing-fixed valve seat 61, whereby the flow path is closed by the control valve 43.
  • the first and second pushbuttons 23, 25 are adjustable in an open position by way of maximum possible key strokes hi, h 2 against the spring biasing force generated by the spiral spring 57 (FIG. 4 or 5). In the open position, the flow path through the control valve 43 is released. At a pressure relief of each pressed pushbutton 23, 25 of the push button 23, 25 is restored under the action of the spring biasing force of the coil spring 57 back to its closed position.
  • the control valve 43 has two Hubeinstellglieder 63, 65 which are arranged adjustable in a stroke direction in the button housing 49.
  • Each of the stroke adjusting members 63, 65 is in each case assigned to one of the pushbuttons 23, 25. assigns.
  • the Hubeinstellglieder 63, 65 act as depth stops that limit the stroke of each pushbutton 23, 25.
  • the control piston 53 automatically returns to its closed position under the action of a spring force, namely within a reset time interval.
  • the flow path through the control valve 43 remains open, so that further a water volume flow m is passed through the vacuum nozzle 33 and thereby a negative pressure is generated.
  • the length of the reset time interval correlates with a Tastenhubweg length. That is, with a large key stroke length, the return of the pushbutton 23, 25 takes longer than with a shorter key stroke length. Accordingly, at a large Tastenhubweg length a larger amount of flushing water flow out of the toilet cistern 1 than at a smaller Tastenhubweg length.
  • each of the push buttons 23, 25 each have their own, flowing out of the toilet cistern 1 flushing water amount can be assigned.
  • a small amount of flushing water can flow out of the toilet cistern 1.
  • a larger amount of flushing water can flow out of the toilet cistern 1.
  • FIG. 8 shows a further development of the pneumatic system 21 shown in the preceding figures.
  • a bellows guide 67 is additionally provided in FIG. 8 in order to ensure perfect contraction and expansion of the bellows 31.
  • the bellows guide 67 has a hollow cylindrical, cup-shaped bellows housing 69 which is rotationally symmetrical to a housing axis G and is fixed with its cup bottom 71 to the vacuum nozzle 33.
  • guide channels 73 are formed, in which guide pins 75 are guided axially parallel to the housing axis G.
  • the guide pins 75 are attached via transverse webs 77 on the connecting rod 47.
  • an additional third pushbutton 26 is provided, which is delimited by the decorative plate 30 together with the other two push buttons 23, 25. With a pressure actuation of the third pushbutton 26, a mean amount of flushing water can flow out of the toilet cistern 1.
  • the third pushbutton 26 is, as well as the other two pushbuttons 23, 25, with the interposition of the crossbeam 55 force-transmitting in conjunction with the control piston 53.
  • the third pushbutton 26 is associated with a Hubeinstellglied not shown, with which the maximum possible Tastenhub the third Pushbutton 26 is adjustable.
  • each of the stroke adjusting members is assigned an adjusting wheel 79, which can be rotationally actuated by the user. By means of a rotary actuator, the respectively associated Hubeinstellglied can be adjusted.
  • FIGS. 11 to 17 show a further exemplary embodiment in which the pushbuttons 23, 25, 26 are replaced by a single rotary pushbutton 81, which is delimited by the decorative plate 24 in FIG. 11 and in the building wall (FIG. 1). is installable.
  • the rotary pushbutton 81 is both pressure and rotatable. In a pressure actuation by a Tastenhubweg h 3 ( Figure 13), the drain valve 19 ( Figure 1) is moved to its open position.
  • a rotary operation of the rotary pushbutton 81 of the Tastenhubweg h 3 ( Figure 13) can be varied or adjusted.
  • the rotary pushbutton 81 has a face-side cap 83 (FIGS. 12 to 14) which is fixed on the top side of a disc-shaped pushbutton carrier part 85 is mounted.
  • the control piston 53 is screwed with its upper end of the piston on the probe support member 85.
  • the control piston 53 is guided coaxially with the housing axis G (FIG. 12 or 13) through an upper valve housing part 87 (FIG. 13 or 14) of the control valve 43 and with its valve plate 59 in sealing engagement with the valve seat 61 fixed to the housing From Fig. 13 shows. In the state shown in FIG. 13, the flow path through the control valve 43 is closed.
  • the valve housing part 87 is rotatably mounted in the figure 13 on an underside of the probe housing 49.
  • the push button housing 49 is designed in accordance with the figure 16 in approximately hollow cylindrical, with a step-like upward flared cylinder wall, in accordance with the figure 16 a total of four uniformly circumferentially distributed receiving pockets 89 are formed. These are in the figure 12 or 13 in latching connection with corresponding locking tabs 91 of the decorative plate 24.
  • the cap 83, the probe support member 85 and the control piston 53 form a movement-coupled in the stroke direction unit B (Fig. 13), in the figure 13 on the coil spring 57 is spring-biased upward against an axial stop 93 (eg, FIG. 12 or 16) described later in the key housing 49.
  • the spiral spring 57 with its lower spring base is supported on the outside mounted on the valve housing part 87 fixed to the housing and with its upper spring base with the interposition of a rotary decoupling disk 106 against the button support member 85 is supported.
  • the two Hubeinstellglieder 95 are not installed as separate elements in the probe housing 49 in Figures 11 to 17, but but rather rotatably coupled with the rotary pushbutton 81.
  • the Hubeinstellglieder 95 are presently realized as two with respect to the housing axis G diametrically opposed control cam.
  • Each of the control cams 95 is engaged with window-like gate guides 97 formed in the cylinder wall of the keytop housing 49.
  • Each of the slotted guide 97 is approximately wedge-shaped in the circumferential direction (eg, FIG. 12) and formed with the already mentioned above axial stop 93 and with a control contour 99, which define a stroke in the axial direction.
  • each of the slide guides 97 circumferentially opposite rotary stops 101, which define a maximum angle of rotation of the rotary pushbutton 81.
  • control cam 95 is released with its first stop surface 102 from the axial stop 93 of the slotted guide 97, and the control cam 95 comes into abutment with the corresponding contact surface 105 (FIG. 17) with its second stop surface 103 (FIG. Fig. 16) of the control contour 99 of the housing-fixed slotted guide 97th
  • the axial stop 93 of the slide guide 97 which is fixed to the housing lies with its contact surface in a transverse plane Q perpendicular to the housing axis G.
  • the contact surface 105 (FIG. 16) of the control contour 99 lies in a slanted oblique plane S.

Abstract

L'invention concerne un dispositif d'actionnement d'une soupape de vidange (19) d'un réservoir de chasse d'eau (1), comportant au moins un bouton-poussoir (23, 25 ; 81) dont l'actionnement manuel par pression déplace la soupape de vidange (19) dans une position d'ouverture dans laquelle un volume d'eau de chasse peut s'évacuer par la tubulure de vidange (5) du réservoir de chasse d'eau (1). Selon l'invention, le dispositif présente au moins une soupape de commande (43) qui peut être actionnée par le bouton-poussoir (23, 25 ; 81) et qui est agencée dans une conduite de commande (35) reliée à un réseau d'alimentation en eau. L'actionnement manuel par pression du bouton-poussoir (23, 25) au moyen de la soupape de commande (43) permet d'ajuster un flux volumique d'eau (rh) qui sert à commander la soupape de vidange (19).
PCT/EP2017/001023 2016-08-29 2017-08-29 Dispositif d'actionnement d'une soupape de vidange d'un réservoir de chasse d'eau WO2018041399A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP17761802.2A EP3526412B1 (fr) 2016-08-29 2017-08-29 Dispositif d'actionnement d'une soupape de vidange d'un réservoir de chasse d'eau

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
DE102016010335.3A DE102016010335A1 (de) 2016-08-29 2016-08-29 Ablaufgarnitur für einen WC-Spülkasten
DE102016010336 2016-08-29
DE102016010336.1 2016-08-29
DE102016010335.3 2016-08-29
DE102017005959.4A DE102017005959A1 (de) 2016-08-29 2017-06-26 Vorrichtung zur Betätigung eines Ablaufventils eines WC-Spülkastens
DE102017005959.4 2017-06-26

Publications (1)

Publication Number Publication Date
WO2018041399A1 true WO2018041399A1 (fr) 2018-03-08

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Application Number Title Priority Date Filing Date
PCT/EP2017/001023 WO2018041399A1 (fr) 2016-08-29 2017-08-29 Dispositif d'actionnement d'une soupape de vidange d'un réservoir de chasse d'eau

Country Status (2)

Country Link
EP (1) EP3526412B1 (fr)
WO (1) WO2018041399A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019032579A1 (fr) 2017-08-07 2019-02-14 Fluidmaster Inc. Système et procédé de commande de fluide
US20220381019A1 (en) * 2021-05-25 2022-12-01 Kohler (China) Investment Co., Ltd. Pushing force converting mechanism and concealed water tank

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US4809367A (en) * 1986-08-08 1989-03-07 Partall Systems (Proprietary) Limited Cistern flushing apparatus
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