EP2594678B1 - Waschmaschine, die einen Wasch- und/oder Spülwasserbehälter umfasst - Google Patents

Waschmaschine, die einen Wasch- und/oder Spülwasserbehälter umfasst Download PDF

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Publication number
EP2594678B1
EP2594678B1 EP12192901.2A EP12192901A EP2594678B1 EP 2594678 B1 EP2594678 B1 EP 2594678B1 EP 12192901 A EP12192901 A EP 12192901A EP 2594678 B1 EP2594678 B1 EP 2594678B1
Authority
EP
European Patent Office
Prior art keywords
water
water tank
washing
tank
washing machine
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.)
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Application number
EP12192901.2A
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English (en)
French (fr)
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EP2594678A1 (de
Inventor
Minh Man Nguyen
Pascal Rodriguez
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FagorBrandt SAS
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FagorBrandt SAS
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Priority to PL12192901T priority Critical patent/PL2594678T3/pl
Publication of EP2594678A1 publication Critical patent/EP2594678A1/de
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Publication of EP2594678B1 publication Critical patent/EP2594678B1/de
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Classifications

    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/006—Recovery arrangements, e.g. for the recovery of energy or water
    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47L—DOMESTIC WASHING OR CLEANING; SUCTION CLEANERS IN GENERAL
    • A47L15/00—Washing or rinsing machines for crockery or tableware
    • A47L15/42—Details
    • A47L15/4291—Recovery arrangements, e.g. for the recovery of energy or water
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/08—Liquid supply or discharge arrangements
    • D06F39/083—Liquid discharge or recirculation arrangements
    • D—TEXTILES; PAPER
    • D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
    • D06F—LAUNDERING, DRYING, IRONING, PRESSING OR FOLDING TEXTILE ARTICLES
    • D06F39/00—Details of washing machines not specific to a single type of machines covered by groups D06F9/00 - D06F27/00 
    • D06F39/20—Arrangements for water recovery

Definitions

  • the present invention relates to a washing machine comprising a washing tub, a washing and / or rinsing water tank and a hydraulic water distribution circuit.
  • the present invention relates to washing machines comprising a wash water tank and / or rinse allowing the use of this washing water and / or rinse during a subsequent phase of a cycle operation or during a subsequent operating cycle.
  • the present invention finds its application in domestic washing machines, and in particular in washing machines and dishwashing machines.
  • the body encloses a wash tank.
  • the hydraulic water distribution circuit connects the washing tub of the washing machine to the water tank.
  • the water tank comprises a venting device so as to allow filling and emptying water of said water tank.
  • the hydraulic water distribution circuit comprises a water supply pipe and a water drain pipe arranged inside the water tank.
  • the device for venting the water tank comprises a vent allowing only to introduce and evacuate air from it respectively during the phases of emptying and filling with washing water and / or rinsing said tank, said vent comprising a valve controlled by a control unit of the washing machine.
  • the water tank includes a water level sensor operably connected to the control unit of the washing machine for detecting the high water level in said water tank. This water level sensor controls the stopping of water filling of the water tank through the control unit by stopping the drain pump and obstructing the vent through the valve.
  • the hydraulic water distribution circuit comprises a high point formed between the water tank and the washing tub of the washing machine, where the high point of the hydraulic circuit is located above the maximum water level permissible at inside the water tank and is integrated in a siphon connecting the water tank to the drain outlet of the wash tank.
  • this washing machine having a washing and / or rinsing water tank has the disadvantage that a high point of the hydraulic water distribution circuit formed between the water tank and the washing tub of the washing machine can not prevent the return of the washing and / or rinsing water stored in the water tank in the washing tub of the washing machine by siphoning as soon as Transfer of washing water and / or rinsing is engaged between the water tank and the washing tub of the washing machine.
  • This washing machine equipped with a wash water tank and / or rinse can drain the total amount of wash water and / or rinse contained in said water tank but not a partial amount of water washing and / or rinsing.
  • the high point of the hydraulic water distribution circuit is located outside the water tank. This high point is located above an upper wall of the water tank, and formed between the water drain pipe formed inside the water tank and a water drain pipe disposed along an outer side wall of the water tank.
  • this washing machine having a washing water tank and / or rinse where the emptying of the water tank is implemented by siphoning by means of the drain pump and the siphon has the disadvantage that the low water level in the water tank is at least as high as the maximum water level in the washing tub of the washing machine.
  • the water tank can not occupy the entire height of the washing machine.
  • EP 2 312 042 A1 which describes a washing machine comprising a body, where the body encloses a washing tub, a washing water tank and / or rinse, a hydraulic water distribution circuit.
  • the hydraulic water distribution circuit connects the washing tub of the washing machine to the water tank.
  • the hydraulic water distribution circuit comprises at least one water circulation pump circulating washing and / or rinsing water from the water tank to the washing tub of the washing machine, and Conversely.
  • the water tank includes an air venting device so that the water tank can be filled and emptied with water.
  • the hydraulic water distribution circuit comprises a high point formed between the water tank and the washing tub of the washing machine. The high point of the hydraulic water distribution system is located at the same height or above the maximum allowable water level inside the water tank.
  • the present invention aims to solve the aforementioned drawbacks and to provide a washing machine equipped with a wash water tank and / or rinse to remove the phenomenon of water siphoning so as to optimize the volume of water. storage of water from the water tank and draining a partial amount of water from washing and / or rinsing either from the washing tank to said water tank or from said water tank to said washing tank from a hydraulic circuit of water distribution of the washing machine simple, reliable and inexpensive, and partially integrate the hydraulic water distribution circuit inside the water tank.
  • said at least one opening passage of the first water circulation conduit formed inside the water tank opens into the water tank so as to defuse the return of the wash water. and / or rinsing stored in the water tank to the washing tub of the washing machine, and vice versa, by allowing an introduction of air into the first water circulation duct arranged inside the water tank. water through said at least one passage opening.
  • the high point formed by the first water circulation pipe arranged inside the water tank and disposed between the water tank and the washing tub of the washing machine makes it possible to stop the transfer. by siphoning the washing and / or rinsing water from the water tank to the washing tub of the washing machine, and vice versa, following the stopping of a circulating water pump circulating the washing and / or rinsing water between the water tank and the washing tank.
  • Such a washing machine equipped with a water tank makes it possible to drain a partial amount of washing and / or rinsing water from the water tank to the washing tank, and vice versa.
  • the air introduced through said at least one passage opening in the first water circulation duct arranged inside the water tank circulates inside the water tank from the setting device. air from the water reservoir to said at least one passage opening of the first water circulation pipe.
  • Said at least one passage opening of the first water circulation duct arranged inside the water tank thus makes it possible to create an air passage from the outside of the water tank towards the interior of the circuit Hydraulic water distribution through the water tank.
  • Said at least one passage opening formed in the first water circulation conduit also makes it possible to directly evacuate part of the water circulating in the first water circulation pipe inside the water tank while avoiding an additional connection between said at least one passage opening formed at the high point of the first water circulation pipe and a recovery zone of this quantity of water discharged so as to simplify the hydraulic distribution circuit of water and minimize the cost of obtaining it.
  • the fluid communication between said at least one opening passage of the first water circulation duct arranged inside the water tank and the device for venting the water tank makes it possible to ensure the filling and emptying of wash water and / or rinsing the water tank reliably, simply and inexpensively.
  • the positioning of the high point of the hydraulic distribution circuit water inside the water tank and the formation of the latter by a first water circulation duct arranged inside the water tank makes it possible to minimize the space occupied by the hydraulic circuit of the water tank. water supply and the water tank.
  • Such a construction of the hydraulic water distribution circuit between the washing tub of the washing machine and the water tank also makes it possible to have a water tank inside the body of the washing machine. extending in height from a bottom wall to an upper wall of the body of the washing machine.
  • said high point of said first water circulation duct is disposed at the junction between a first and a second portion of said first water circulation duct, wherein said first and second portions of said first circulation duct water extend respectively inside said water tank and from the bottom to the top of said water tank.
  • the two parts constituting the first water circulation pipe are integrated inside the water tank and connected together so as to form the high point of the hydraulic water distribution circuit between the storage area of the water tank. Water tank water and washing tub of the washing machine.
  • the construction of the hydraulic water distribution circuit is simplified and makes it possible to limit the use of flexible pipes from a hydraulic unit in which is formed the high point of the hydraulic water distribution circuit to the reservoir of water. water and to the washing tub of the washing machine.
  • the present invention finds application when the washing machine is a domestic washing machine, such as a dishwasher, a washing machine or a washing machine and dryer.
  • This washing machine can be a household dishwashing machine, a household washing machine or a domestic washing and drying machine.
  • a washing machine 1 comprises a bodywork 2.
  • the bodywork 2 of the washing machine 1 comprises a front wall 2a, a rear wall 2d, two side walls, an upper wall 2b and a bottom wall 2c.
  • such a washing machine 1 comprises a body 2 adapted to house a washing tub 3.
  • a drum (not shown) for containing the laundry can be rotatably mounted inside the wash tub 3.
  • the body 2 has an upper opening for introducing and removing the laundry in the drum.
  • This access opening can be closed during operation of the machine 1 by a door 4 pivotally mounted on the body 2 of the machine 1.
  • a control panel 5 is also provided in the upper part of the washing machine 1.
  • this washing machine 1 comprises all the necessary organs (not shown) for the operation and execution of washing cycles, rinsing and spinning laundry.
  • the washing machine 1 comprises a washing and / or rinsing water tank 6.
  • the washing and / or rinsing water tank 6 is internal to the body 2 of the washing machine 1.
  • the washing and / or rinsing water tank 6 can be fixed to the body 2 of the washing machine 1, for example on a wall of the body 2, such as the front wall 2a, the rear wall 2d or a side wall.
  • the positioning and / or attachment of the wash water tank and / or rinse with the body of the washing machine are in no way limiting and may be different.
  • the washing machine 1 comprises a hydraulic water distribution circuit, in which the hydraulic water distribution circuit connects the washing tub 3 of the washing machine 1 to the water tank 6.
  • the washing machine 1 may comprise a water supply of the network (no shown) so as to fill the washing tub 3 during the different phases of a wash cycle with water that has not been used during a previous phase of the current operating cycle or during a cycle. previous operation.
  • the hydraulic water distribution circuit of the washing machine 1 can be fed with water from the network via a mains water inlet pipe (not shown) connected directly to the washing machine 1 from a water network. external by means of a solenoid valve for regulating the quantity of water necessary for the operation of the washing machine 1.
  • the hydraulic water distribution circuit comprises at least one water circulation pump 11 so as to fill the water tank 6 with washing and / or rinsing water from the washing tub 3 of the washing machine 1 .
  • At least one water circulation pump 11, 12 of the hydraulic water distribution circuit makes it possible to circulate washing and / or rinsing water from the water tank 6 to the washing tub. 3 of the washing machine 1, and vice versa.
  • the hydraulic water distribution circuit comprises a plurality of water flow lines 7, 8, 9, 10.
  • the first water circulation pump 11 mounted at the outlet of the washing tub 3 of the washing machine 1 makes it possible, on the one hand, to supply wash water and / or rinse the water tank 6 from the washing tub 3 of the washing machine 1 and secondly drain the washing tub 3 to the external waste water network 13.
  • the second water circulation pump 12 mounted on the water tank 6 allows on the one hand to supply washing water and / or rinse the washing tub 3 of the washing machine 1 from the water tank 6 and on the other hand to drain the water tank 6 to the external wastewater network 13.
  • One of said first and second water circulation pumps 11, 12 is adapted to allow the passage of a stream of water from the washing tub 3 to the water tank 6, and vice versa, when this is inactive while another one of said first and second water circulation pumps 11, 12 is active.
  • one of said first and second water circulation pumps 11, 12 being stopped is adapted to let a flow of water flow through it when the other said first and second water circulation pumps 11, 12 operate so as not to block the flow of water through the hydraulic water distribution circuit of the washing machine 1, and vice versa.
  • the hydraulic water distribution circuit between the washing tank 3 and the water tank 6 comprising two water circulation pumps 11, 12 and at least one valve 14 is simplified so as to limit the costs. obtaining and guaranteeing the reliability of the washing machine 1.
  • said first and second water circulation pumps 11, 12 are centrifugal pumps.
  • centrifugal pumps allow the passage of a flow of water inside their body when they are not put into operation.
  • the second water circulation pump 12 is located at a low point of the water tank 6.
  • the second water circulation pump 12 makes it possible to empty the water tank 6.
  • the positioning of the second water circulation pump 12 being a centrifugal pump is also related to its design since this water circulation pump can only work when it is filled with water and not by sucking in water.
  • the positioning of the second water circulation pump 12 at a low point of the water tank 6 is also related to the space available inside the body 2 of the washing machine 1 so that optimize the dimensions of the washing tub 3 of the washing machine 1 and the water tank 6.
  • the water tank 6 comprises at least one connection for a water circulation line 7, and a connection for a drain line 8.
  • the water tank 6 is supplied with wash water and / or rinsing water via a water circulation pipe 7 coming from the washing tub 3 of the washing machine 1.
  • the washing water supply and / or rinsing the water tank 6 from the washing tub 3 of the washing machine 1 can be implemented by the first water circulation pump 11 of the washing machine 1, in particular a drain pump.
  • the water tank 6 supplies washing water and / or rinsing water, a previous phase of an operating cycle during implementation or a previous operating cycle, the washing tank 3 of the washing machine 1 by a water circulation pipe 7.
  • the washing water and / or rinsing water supply of the washing tub 3 of the washing machine 1 from the water tank 6 can be implemented by the second water circulation pump 12 of the water tank 6, in particular a drain pump.
  • the supply of washing water and / or rinsing from the washing tub 3 of the washing machine 1 to the water tank 6, and vice versa can be implemented by means of different water flow lines.
  • the water circulation pipe 7 can also serve to empty the washing tub 3 of the washing machine 1 by directing washing and / or rinsing water to the external waste water network 13 following the passage of this washing water and / or rinsing through members mounted on the water tank 6, such as for example said at least one valve 14, and without having been stored in said water tank 6.
  • the water tank 6 is drained from the washing and / or rinsing water coming from the washing tub 3 of the washing machine 1, where the washing and / or rinsing water is stored in a washing zone. storage of washing and / or rinsing water 6c of said water tank 6, via a drain line 8 connected to the water tank 6, in particular to said at least one valve 14 and to the external wastewater network 13.
  • the drain line 8 can be used for draining the washing and / or rinsing water contained in the water tank 6 and the washing and / or rinsing water contained in the washing tank 3 of the washing machine 1 to the external waste water network 13, in particular by means of said at least one valve 14.
  • the water circulation pipe 7 connecting the washing tank 3 of the washing machine 1 to the water tank 6 and the drain pipe 8 connecting the water tank 6 to the external wastewater network 13 can be interconnected. by means of said at least one valve 14 so as to direct the washing and / or rinsing water to the external waste water network 13 either directly at the outlet of the washing tub 3 of the washing machine 1 or after the passage in the water tank 6.
  • said at least one valve 14 is connected to four lines 7, 8, 9, 10 inlet and / or outlet of washing water and / or rinsing.
  • a first water circulation pipe 10 is connected to said at least one valve 14 and to the second water circulation pump 12 installed at a low point of the water tank 6.
  • the first water circulation pipe 10 is formed inside the water tank 6, and in particular formed by walls of the water tank 6.
  • the second water circulation pipe 7 is connected at the outlet of the first water circulation pump 11 and at least one valve 14, said first water circulation pump 11 being connected to the drain outlet of the washing tub 3 of the washing machine 1.
  • the second water circulation pipe 7 is made in two parts.
  • the first part of the second water circulation pipe 7 is a flexible pipe 7a connected at the outlet of the first water circulation pump 11 and to a water passage opening 15 of the water tank 6.
  • the second part of the second water circulation pipe 7 is a pipe 7b formed inside the water tank 6 connected to the water passage opening 15 of the water tank 6 and to said at least one valve 14.
  • a drain line 8 is connected on the one hand to said at least one valve 14, in particular to a water inlet opening 41 of said at least one valve 14, and on the other hand to the wastewater network external 13.
  • the drain line 8 is a flexible pipe.
  • An overflow pipe 9 is formed inside the water tank 6.
  • An end of the overflow pipe 9 comprises a water inlet opening 17 opening inside the water tank 6.
  • the water inlet opening 17 of the overflow pipe 9 is preferably located at the same height or above the maximum permissible water level N1 within the water reservoir 6.
  • Another end of the overflow line 9 is connected to said at least one valve 14.
  • a valve 14 includes one or more actuators 27a, 27b for controlling valves 28, 29, 30 to open or close water flow passages 38a, 38b, 39, 40a, 40b connecting the wash tub. 3 of the washing machine 1, the water tank 6 and the external waste water network 13.
  • the actuator or actuators 27a, 27b of the valve 14 may be wax expansion cylinders, as illustrated in FIGS. figures 6 and 7 .
  • actuator or actuators of the valve may be different, such as for example electric motors, electromagnets, etc.
  • the valve 14 comprises two actuators 27a, 27b.
  • the number of actuators of the valve is not limiting and may be different.
  • the valve 14 may be constituted by a body 34 and a lid 35.
  • the lid 35 is fixed on the body 34 of the valve 14 by conventional fastening means, for example of the type by screwing, snap elastic. These fastening means are well known to those skilled in the art and do not need to be described in more detail here.
  • the Figures 2 to 5 illustrate the water reservoir 6 according to the different phases of water circulation in the hydraulic water distribution circuit.
  • the second water circulation pump 12 and the valve 14 are shown vis-à-vis the inner face of the wall 6a of the water tank 6 while they are preferably arranged against the outer face of the wall 6b of the water tank 6, as shown in FIG. figure 8 .
  • the water tank 6 comprises at least one passage opening 42 arranged in the upper part of the water tank 6, and through which a flow of water is directed towards the inside of the water tank 6.
  • the water reservoir 6 comprises at least one deflection element of a water flow 19a, 19b disposed inside the water reservoir 6 so as to deflect the direction of a flow of water flowing from said at least one passage opening 42 of the water reservoir 6 towards the inside of the water tank 6, and in particular in the washing water and / or rinsing water storage area 6c of the water tank 6.
  • said at least one deflection element of a water flow 19a, 19b disposed inside the water reservoir 6 makes it possible to prevent a projection of water on the upper surface N2 of the quantity of water present inside the water tank 6 during the water filling phase of the water tank 6.
  • said at least one deflection element of a water flow comprises at least one break wall of a water flow 19a disposed opposite said at least one passage opening 42 of the water reservoir. water 6 so as to break the projection of water from said at least one passage opening 42 of the water tank 6.
  • said at least one breaking wall of a water flow 19a makes it possible to break a flow of water entering the water reservoir 6 so as to divide it and to avoid the impact of a flow of water. single water on the upper surface N2 of the amount of water present inside the water tank 6.
  • said at least one breaking wall of a stream of water 19a makes it possible to multiply the number of points of impact on the upper surface N2 of the quantity of water present inside the water tank. 6.
  • said at least one deflection element of a water flow comprises at least one guide wall of a water flow 19b so as to guide the projection of water from said at least one through opening 42 of the water tank 6 against an inner wall 20 of the water tank 6, where the inner wall 20 of the water tank 6 extends along the height of the water tank 6.
  • said at least one guide wall of a water flow 19b makes it possible to guide a flow of water entering the water reservoir 6 against an inner wall 20 of said water reservoir 6 so as to enlarge the zone impacting a flow of water on the upper surface N2 of the amount of water present inside the water tank 6.
  • the inner wall 20 of the water tank 6 against which the flow of water guided by the at least one guide wall of a water flow 19b flows is a wall of the overflow pipe 9.
  • said at least one breaking wall of a stream of water 19a extends vertically inside the water tank 6 along the height of the water tank 6.
  • said at least one breaking wall of a stream of water 19a is disposed above said at least one guide wall of a stream of water 19b along the height of the water tank 6.
  • said at least one guide wall of a water flow 19b is inclined up and down along the height of the water tank 6.
  • said at least one guide wall of a water flow 19b extends between two opposite walls 6a, 6b of the water reservoir 6.
  • said at least one guide wall of a water flow 19b makes it possible to guide almost all the flow of water leaving said at least one through opening 42.
  • the water tank 6 comprises a venting device 26 so as to allow the filling and emptying of the water tank 6.
  • said at least one breaking wall of a stream of water 19a is at least one rib formed in a wall 6a, 6b of the water tank 6.
  • said at least one rib 19a formed in a wall 6a, 6b of the water tank 6 allows an air passage in the upper part of the water tank 6 on either side of said at least one rib 19a while breaking the jet of water projected against it from said at least one passage opening 42, in particular when the water level inside the water tank 6 reaches the maximum permissible water level N1 in said water tank 6.
  • Said at least one breaking wall of a stream of water constituted by at least one rib 19a extends only partially between two opposite walls 6a, 6b of the water tank 6.
  • the passage of air in the upper part of the water tank 6 on either side of the said at least one rib 19a is in fluid communication with the venting device 26 of the water tank 6, in particularly with said at least one air passage opening 44 of the venting device 26 formed in a wall 6b of the reservoir of water 6.
  • the water level inside the water tank 6 is not limited to the lower point of said at least one rib 19a since a flow of air can flow through the water storage device. venting 26 of the reservoir 6 and on either side of said at least one rib 19a.
  • the water tank 6 can be filled with water up to its maximum allowable water level N1.
  • the upper part of the water tank 6 is thus separated into two zones on either side of the said at least one rib 19a.
  • the embodiment of the at least one break wall of a stream of water in the form of at least one rib 19a formed in a wall 6a, 6b of the water tank 6 makes it possible to compensate for the case where a break wall a stream of water extends from an upper wall of the water tank 6 and between two opposite walls 6a, 6b of the water tank 6, in particular in the form of a partition, preventing an air flow can flow on either side as soon as the water level in the water tank 6 reaches the lower point of the breaking wall of a stream of water.
  • the zone delimited by the breaking wall of a water flow not being in fluid communication with the venting device 26 of the water reservoir 6 would have constituted a closed space without circulation. air.
  • the water introduced into the water reservoir 6 could have gone up to the maximum permissible water level N1 only in the zone delimited by the break wall of a water flow being in use. in fluid communication with the venting device 26 of the water tank 6.
  • said at least one rib 19a formed in a wall 6a, 6b of the water tank 6 extends from the upper wall of the water tank 6 to the lower part of the water tank 6. And the lower point of said at least one rib 19a is located below the maximum permissible water level N1 within the water tank 6.
  • the maximum allowable water level N1 within the water tank 6 is defined by the water inlet opening 17 of the overflow pipe 9.
  • the water level maximum permissible N1 inside the water tank 6 is thus just below the water inlet opening 17 of the overflow pipe 9 so as to define a level of water overflow through said water inlet opening 17 of the overflow pipe 9 when the water tank 6 is filled with water from the washing tank 3.
  • At least one first rib 19a is formed in a first wall 6a of the water tank 6 and at least one second rib 19a is formed in a second wall 6b of the water tank 6 so as to form a baffle allowing a passage of air in the upper part of the water tank 6 on either side of the first and second ribs 19a.
  • the passage of air in the upper part of the water reservoir 6 on either side of the first and second ribs 19a and between them is in fluid communication with the vent device 26 of the reservoir. of water 6, in particular with said at least one air passage opening 44 of the venting device 26 formed in a wall 6b of the water tank 6.
  • the water level inside the water tank 6 is not limited to the lower point of the first and second ribs 19a since a flow of air can flow through the setting device. in the air 26 of the water tank 6, on either side of said first and second ribs 19a and between them.
  • the water tank 6 can be filled with water up to its maximum allowable water level N1.
  • the upper part of the water reservoir 6 is thus separated into two zones on either side of the first and second ribs 19a.
  • the first and second walls 6a, 6b of the water tank 6 respectively comprising the first and second ribs 19a are two opposite walls 6a, 6b of the water tank 6.
  • first and second ribs 19a formed respectively in the first and second walls 6a, 6b of the water tank 6 are arranged along the width of the water tank 6.
  • the first wall 6a of the water tank 6 comprises two first ribs 19a and the second wall 6b of the water tank 6 comprises a second rib 19a.
  • the second rib 19a of the second wall 6b of the water tank 6 is disposed between the first two ribs 19a of the first wall 6a of the water tank 6 when the two walls 6a, 6b of the water tank 6 are joined together. .
  • Said first and second ribs 19a formed respectively in the first and second walls 6a, 6b of the water tank 6 allow an air passage in the upper part of the water tank 6 on either side of said ribs 19a while breaking the jet of water sprayed against them from said at least one passage opening 42.
  • said first and second ribs 19a formed respectively in the first and second walls 6a, 6b of the water tank 6 allow an air passage in the upper part of the water tank 6 when the water level at the the inside of the water tank 6 reaches the maximum permissible water level N1 in said water tank 6, and in particular as soon as the water level inside the water tank 6 reaches the lower point of the first and second ribs 19a located below the maximum allowable water level N1 in the water tank 6.
  • Said first and second ribs 19a respectively extend only partially between the two opposite walls 6a, 6b of the water tank 6.
  • said at least one deflection element of a water flow 19a is disposed between said at least one through opening 42 disposed in the upper part of the water reservoir 6 and the setting device. air 26 of the water tank 6.
  • said at least one deflection element of a water flow 19a disposed inside the water reservoir 6 makes it possible to prevent a projection of water through the venting device 26 of the reservoir of water 6.
  • said at least one deflection member of a water flow 19a disposed within the water tank 6 ensures the flow of air through the venting device 26 of the water tank 6 avoiding an obstruction thereof by splashing water from a stream of water passing through said at least one passage opening 42 disposed in the upper part of the water tank 6.
  • venting device 26 of the water tank 6 is disposed between said at least one through opening 42 disposed in the upper part of the water tank 6 and said at least one element of deviation of a stream of water 19a.
  • the hydraulic water distribution circuit comprises a high point formed between the water tank 6 and the washing tub 3 of the washing machine 1.
  • the high point 25 of the hydraulic water distribution circuit is located at the same height or above the maximum permissible water level N1 inside the water tank 6.
  • the high point formed between the water tank 6 and the washing tub 3 of the washing machine 1 makes it possible to prevent a transfer of the washing and / or rinsing water from the washing water tank and or rinsing 6 to the washing tank 3, and vice versa, by a phenomenon of communicating vessels.
  • the high point 25 is formed inside the space defined by the walls 6a, 6b of the water tank 6 constituting the washing water storage area and / or rinsing 6c of the water tank 6 .
  • the hydraulic water distribution circuit comprises the first water circulation duct 10 arranged inside the water tank 6.
  • the first water circulation pipe 10 is formed inside the space defined by the walls 6a, 6b of the water tank 6 constituting the washing water storage and / or rinsing water 6c of the water tank 6.
  • the high point 25 is formed by the first water circulation pipe 10 formed inside the water tank 6.
  • the first water circulation pipe 10 thus forms a high point 25 located at the same height or above the maximum permissible water level N1 inside the water tank 6.
  • the high point 25 of the first water circulation pipe 10 comprises said at least one through opening 42 opening inside the water tank 6, and in particular opening into the washing water storage zone and / or rinsing 6c of the water tank 6, so as to defuse a transfer of washing water and / or rinsing between the water tank 6 and the washing tank 3 of the washing machine 1, and vice versa .
  • venting device 26 of the water tank 6 is in fluid communication with said at least one through opening 42 of the first water circulation pipe 10 formed inside the water tank 6 .
  • said at least one through opening 42 of the first water circulation conduit 10 formed inside the water tank 6 opens into the interior of the water tank 6 so as to defuse the return of the washing water and / or rinsing stored in the water tank 6 to the washing tub 3 of the washing machine 1, and conversely, allowing an introduction of air in the first water circulation pipe 10 formed inside the water tank 6 through said at least one through opening 42.
  • Said at least one passage opening 42 makes it possible to draw air coming from the water reservoir 6, in particular in the zone of the water reservoir 6 located between the maximum permissible water level N1 and the upper wall of the water reservoir 6. water tank 6, so as to defuse the transfer by siphonage of the washing water and / or rinsing between the water tank 6 and the washing tub 3 of the washing machine 1.
  • the high point 25 formed by the first water circulation pipe 10 formed inside the water tank 6 and arranged between the water tank 6 and the washing tank 3 of the washing machine 1 makes it possible to stop the siphoning of the washing and / or rinsing water from the water tank 6 to the washing tank 3 of the washing machine 1, and vice versa, following the stopping of a circulation pump water 11, 12 circulating the washing and / or rinsing water between the water tank 6 and the washing tank 3.
  • this high point 25 formed by the first water circulation pipe 10 formed inside the water tank 6 and disposed between the water tank 6 and the washing tank 3 of the washing machine 1 it makes it possible to stop the siphoning of the washing and / or rinsing water from the water tank 6 to the washing tank 3 of the washing machine 1, and vice versa, following the stopping of a pump water circulation 11, 12 and before closure of at least one valve 14 respectively disposed between the water tank 6 and the washing tank 3.
  • Such a washing machine equipped with a washing and / or rinsing water tank makes it possible to drain a partial amount of washing and / or rinsing water from the water tank 6 to the washing tub 3, and vice versa.
  • the quantity of washing and / or rinsing water circulated between the water tank 6 and the washing tank 3, and vice versa, can thus be controlled by a control unit of the washing machine 1.
  • the air introduced through said at least one through opening 42 in the first water circulation conduit 10 formed inside the water tank 6 circulates inside the water tank 6 from the device venting 26 of the water tank 6 to said at least one through opening 42 of the first water circulation pipe 10.
  • Said at least one passage opening 42 of the first water circulation pipe 10 formed inside the water tank 6 thus makes it possible to create a passage of air from the outside of the water tank 6 towards the inside of the hydraulic water distribution circuit by passing through the water tank 6.
  • Said at least one passage opening 42 formed in the first water circulation duct 10 also makes it possible to directly evacuate a portion of the water flowing in the first water circulation duct 10 inside the tank. water 6 while avoiding an additional connection between said at least one passage opening 42 formed at the high point 25 of the first water circulation pipe 10 and a recovery zone of this quantity of water evacuated so as to simplify the hydraulic water distribution circuit and to minimize the cost of obtaining it.
  • the fluid communication between said at least one through opening 42 of the first water circulation conduit 10 formed inside the water tank 6 and the air vent device 26 of the water reservoir water 6 makes it possible to fill and empty water for washing and / or rinsing the water tank 6 reliably, simply and inexpensively.
  • Said at least one passage opening 42 formed at the high point 25 of the hydraulic water distribution circuit between the washing tank 3 and the water tank 6, where the high point 25 is formed by the first circulation pipe of water 10 formed inside the water tank 6, and the fluidic communication of said at least one through opening 42 with the venting device 26 of the water tank 6 makes it possible to to avoid a decrease in the level of water inside the water tank 6 following its filling of water from the washing tank 3 caused by a phenomenon of siphoning of the water contained in the water tank 6 towards the washing tank 3 following the stopping of said at least one water circulation pump 11 for filling the water tank 6 with water from the washing tank 3, in particular the first water circulation pump 11 .
  • This phenomenon of siphoning the water contained in the water tank 6 to the washing tank 3 following the stopping of said at least one water circulation pump 11 is defused by the introduction of air into said at least one passage opening 42 of the first water circulation duct 10 formed inside the water tank 6, where the air is introduced beforehand into the water tank 6 by the setting device air 26 of the latter.
  • the water level inside the water tank 6 remains stable as soon as the at least one water circulation pump 11 is stopped, allowing the water tank 6 to be filled with water from the tank washing 3 regardless of the closing time of said at least one valve 14, and in particular the closure of the water flow passage 40b by the valve 30, wherein the valve 30 is moved by the actuator 27b.
  • the positioning of the high point 25 of the hydraulic water distribution circuit inside the water tank 6 and the formation thereof by a first water circulation pipe 10 arranged inside the water tank 6 makes it possible to minimize the space occupied by the hydraulic water distribution circuit and the water tank 6.
  • Such a construction of the hydraulic water distribution circuit between the washing tub 3 of the washing machine 1 and the water tank 6 also makes it possible to have a water reservoir 6 inside the bodywork 2 of the washing machine 1 extending in height from a bottom wall 2c to an upper wall 2b of the body 2 of the washing machine 1.
  • the high point 25 of the first water circulation duct 10 is disposed at the junction between a first and a second part 10a, 10b of the first water circulation duct 10, where the first and second parts 10a, 10b of the first water circulation pipe 10 extend respectively inside the water tank 6 and from the lower part to the upper part of the water tank 6.
  • the two parts 10a, 10b forming the first water circulation pipe 10 are integrated inside the water tank 6 and connected together so as to form the high point 25 of the hydraulic water distribution circuit between the water storage area 6c of the water tank 6 and the washing tank 3 of the washing machine 1.
  • the construction of the hydraulic water distribution circuit is simplified and makes it possible to limit the use of flexible pipes from a hydraulic unit in which is formed the high point of the hydraulic water distribution circuit to the reservoir of water. water and to the washing tub of the washing machine.
  • said at least one through opening 42 is located at the top of the high point 25 formed by the first water circulation duct 10 formed inside the water tank 6.
  • said at least one passage opening 42 prevents the entry of washing and / or rinsing water from the water tank 6 into the first water circulation pipe 10 formed inside the water tank 6, when the level of water water inside the water tank 6 exceeds the maximum permissible water level N1, and in particular when the water level inside the water tank 6 exceeds the inlet opening 17 of the overflow pipe 9 arranged inside the water tank 6.
  • Said venting device 26 of the water tank 6 comprises at least one air passage opening 44 formed in a wall 6b of the water tank 6.
  • said at least one deflection member of a water flow 19a is disposed between said at least one through opening 42 of the first water circulation duct 10 formed inside the water tank 6 and said at least one air passage opening 44 of the venting device 26 of the water reservoir 6, so as to deflect a flow of water flowing from said at least one passage opening 42 of the first water circulation pipe 10 towards said at least one air passage opening 44 of the venting device 26 of the water tank 6.
  • said at least one deflection element of a water flow 19a disposed inside the water reservoir 6 makes it possible to prevent a projection of water through the venting device 26 of the reservoir of water 6.
  • said at least one deflection member of a water flow 19a disposed within the water tank 6 ensures the flow of air through the venting device 26 of the water tank 6 avoiding an obstruction thereof by splashing water from a flow of water passing through said at least one through opening 42 of the first water circulation pipe 10 arranged at the inside the water tank 6.
  • said at least one air passage opening 44 of the venting device 26 of the water tank 6 is disposed between said at least one through opening 42 of the first circulation pipe. water 10 formed inside the water tank 6 and said at least one deflection element of a stream of water 19a.
  • the venting device 26 of the water tank 6 comprises an air flow tube 36 connected to a zone 37 in fluid communication with the washing tank 3 of the washing machine 1.
  • the washing and / or rinsing water tank 6 comprises a venting device 26 making it possible to fill and empty wash and / or rinse water inside the tank. -this.
  • the water tank 6 is vented by the air flow tube 36 connecting the water tank 6 to the washing tank 3 of the washing machine 1.
  • venting device 26 of the water tank 6 is in fluid communication with said at least one air passage opening 42 of the first water circulation pipe 10 formed inside the water tank 6 so as to defuse the return of the washing water and / or rinsing stored in the water tank 6 to the washing tub 3 of the washing machine 1, and conversely, allowing an introduction of air in said first water circulation pipe 10.
  • the washing tub 3 of the washing machine 1 comprises an appropriate venting device 43 known per se which need not be described in more detail here.
  • the zone 37 in fluid communication with the washing tank 3 of the washing machine 1 connected to the air flow tube 36 of the air-venting device 26 of the water tank 6 is a distributor of water supply (not shown) of the washing machine 1.
  • the water supply distributor supplies water to compartments of a detergent box.
  • This water supply distributor can be in particular a rotary nozzle distributor.
  • the water flow section of the airflow tube 36 of the venting device 26 of the water tank 6 is smaller than the water flow section of the overflow pipe. full 9.
  • the airflow tube 36 of the air tank 26 venting device 6 can be filled with water when the water level in the water tank 6 exceeds the maximum permissible water level N1 therein.
  • the amount of water introduced into the airflow tube 36 of the venting device 26 of the water tank 6 is less than the amount of water discharged through the overflow pipe 9 and does not exceed does not cause an extension of the emptying time of the washing tub 3 towards the water tank 6 with respect to the quantity of water circulated between the washing tub 3 and the water tank 6.
  • the zone 37 in fluid communication with the washing tub 3 of the washing machine 1 where the air flow tube 36 opens out can be either the washing tub 3 itself or a chamber connecting a detergent dispenser to the washing tub 3, either a chamber of a detergent dispenser or at a connecting collar of the washing tub 3 to the body 2 of the washing machine 1.
  • zone in fluid communication with the wash tub of the washing machine are in no way limiting and can to be different.
  • the zone 37 in fluid communication with the washing tub 3 of the washing machine 1 where the air flow tube 36 opens out is located above the maximum permissible water level N3 in the washing tub 3.
  • the position of the zone 37 in fluid communication with the washing tub 3 of the washing machine 1 above the maximum permissible water level N3 in the washing tub 3 makes it possible to avoid a phenomenon of sound-related turbulence. at an air inlet from the water tank 6 by the air flow tube 36 under the water level in the washing tub 3, and being amplifiable by the washing tub 3 itself, in particular when filling the water tank with washing water and / or rinsing water 6 from the washing tank 3.
  • the position of the zone 37 in fluid communication with the washing tub 3 of the washing machine 1 above the maximum permissible water level N3 in the washing tub 3 makes it possible to avoid a circulation of water through the air flow tube 36 to the water tank 6, in particular during a phase of an operating cycle of the washing machine 1.
  • the washing and / or rinsing water stored in the water tank can not be soiled with washing water and / or rinsing the washing tub 3 used during a phase a cycle of operation of the washing machine 1 and not intended to be stored in the water tank 6.
  • the air flow tube 36 of the venting device 26 of the water tank 6 is connected directly to the at least one air passage opening 44 formed in a 6b wall of the water tank 6. And the air flow tube 36 of the vent device 26 of the water tank 6 is directly connected to at least one air passage opening in the distributor of water supply.
  • the airflow tube 36 of the venting device 26 of the water tank 6 is of smaller section than that of one of the water flow lines 7, 8, 9, 10.
  • the water flow lines 7, 8, 9, 10 may have a diameter of the order of 15mm to 20mm and the airflow tube 36 may have a diameter of 2mm to 5mm.
  • the values of the water flow pipes and the air flow tube are in no way limiting and may be different.
  • the hydraulic water distribution circuit comprises an overflow pipe 9 formed inside the water tank 6.
  • the overflow pipe 9 formed inside the water tank 6 is in fluid communication with an external wastewater network 13.
  • the overflow pipe 9 is formed inside the space defined by the walls 6a, 6b of the water tank 6 constituting the washing water storage area and / or rinsing 6c of the reservoir of water 6.
  • such a washing machine 1 having a wash water tank and / or rinse 6 where the hydraulic water distribution circuit of the washing machine 1 comprises an overflow pipe 9 formed inside the water tank 6 and fluid communication with an external waste water network 13 eliminates a water level sensor mounted on the water tank 6 detecting the high water level to the water level. inside the water tank 6.
  • the filling of the water tank with washing and / or rinsing water 6 from the washing tub 3 of the washing machine 1 is effected by activating said at least one water circulation pump 11 without check the water level inside the water tank 6.
  • the excess water is discharged directly into an external waste water network 13 by means of the overflow pipe 9 formed inside the water tank 6.
  • washing machine 1 having a wash water tank and / or rinse 6 is less expensive and easier to assemble.
  • the overflow pipe 9 comprises a water inlet opening 17.
  • stopping said at least one water circulation pump 11, during the filling of washing water and / or rinsing of the water tank 6 from the washing tub 3 of the washing machine 1, is controlled by a control unit of the washing machine 1 following at least the detection of a low level of water in the washing tub 3.
  • control unit makes it possible to control the level of water inside the washing tub 3 and to detect the low level of water in the washing tub 3 when filling the wash water and / or rinsing the water tank 6 from the washing tub 3 so as to generate a stop command of said at least one water circulation pump 11 as soon as the low level of water is detected in the washing tub 3 .
  • the detection of a low level of water in the washing tank 3 of the washing machine 1 is carried out by means of a water level sensor 21 mounted on the washing tub 1 and connected functionally. to the control unit of the washing machine 1.
  • the cost of obtaining the washing machine 1 having a washing and / or rinsing water reservoir 6 is not increased by the water level sensor 21 mounted on the washing tub 3 since it is already present on washing machines for check the water level inside the wash tub 3.
  • the water level sensor 21 mounted on the washing tub 3 may be an electromechanical pressure switch making it possible to identify at least a low level and a high level of washing water and / or rinsing in the washing tank 3, or a continuous pressure sensor, for example of the analog type, making it possible to measure the height of washing and / or rinsing water in the washing tub 3.
  • the water inlet opening 17 of the overflow pipe 9 is located below said at least one air passage opening 44 of the venting device 26 of the water reservoir 6. following the height of the water tank 6.
  • the overflow pipe 9 formed inside the water tank 6 makes it possible to evacuate an excess of water introduced into the water tank 6 towards the external waste water network 13, in particular by means of said at least one valve 14 and the drain line 8, while preventing a flow of water flowing through said at least one air passage opening 44 of the venting device.
  • 26 of the water tank 6 may cause a disturbance of the air flow flowing through said at least one air passage opening 44 of the venting device 26 of the water tank 6 during the water filling of the water tank 6.
  • the water inlet opening 17 of the overflow pipe 9 is situated above the lower part of the at least one deflection wall of a water stream 19a along the height of the water reservoir. water 6.
  • said at least one deflection member of a water flow 19a is disposed between said at least one through opening 42 of the first water circulation conduit 10 formed inside the water reservoir 6 and the water inlet opening 17 of the overflow pipe 9, so as to deflect a flow of water flowing from said at least one through opening 42 of the first water circulation pipe 10 into direction of the water inlet opening 17 of the overflow pipe 9.
  • said at least one deflection element of a water flow 19a disposed inside the water reservoir 6 makes it possible to prevent a projection of water through the water inlet opening 17 overfill 9.
  • said at least one deflection element of a water stream 19a disposed inside the water tank 6 prevents an obstruction thereof by splashing water from a flow of water passing through said at least one opening passage 42 of the first water circulation pipe 10 formed inside the water tank 6.
  • said at least one deflection element of a water flow 19a disposed between said at least one through opening 42 of the first water circulation conduit 10 formed inside the reservoir of water 6 and said at least one air passage opening 44 of the venting device 26 of the water reservoir 6 is the same as said at least one deflecting element of a water flow 19a disposed between said at least one passage opening 42 of the first water circulation pipe 10 formed inside the water tank 6 and a water inlet opening 17 of the overflow pipe 9.
  • the first water circulation pipe 10 formed inside the water tank 6 is connected with the at least one valve 14 mounted on the water tank 6.
  • the first water circulation pipe 10 forms the high point 25 situated at the same height or above the maximum permissible water level N1 inside the water tank 6.
  • the high point 25 of the first water circulation pipe 10 is located at the same height as the water inlet opening 17 of the overflow pipe 9 along the height of the water tank 6.
  • the high point 25 of the first water circulation pipe 10 is aligned with the water inlet opening 17 of the overflow pipe 9 along the height of the water tank 6 so as to maximize the water capacity of the water tank 6.
  • the overflow line 9 is connected to said at least one valve 14 mounted on the water tank 6.
  • Said at least one valve 14 is connected to a drain line 8.
  • the drain line 8 is in fluid communication with an external waste water network 13.
  • the overflow pipe 9 formed inside the water tank 6 and the venting device 26 of the water tank 6 are independent.
  • the overflow pipe 9 formed inside the water tank 6 makes it possible to evacuate an excess of water introduced into the water tank 6 towards the external waste water network 13, in particular by means of of said at least one valve 14 and the drain line 8.
  • the venting device 26 of the water tank 6 allows the evacuation of air during the filling of the water reservoir 6 with water or the introduction of air during the emptying of the water reservoir. water 6.
  • This displacement of air inside the water tank 6 also serves to defuse the return of the washing and / or rinsing water stored in the water tank 6 to the washing tank 3 and vice versa, by allowing an introduction of air through said at least one passage opening 42 formed in the first water circulation conduit 10 formed inside the water tank 6.
  • This defusing of the return of the washing and / or rinsing water stored in the water tank 6 to the washing tank 3, and vice versa can thus occur since the said device for venting the water tank 6 is in fluid communication with said at least one passage opening 42 of the first water circulation conduit 10 inside the water tank 6.
  • the first water circulation pipe 10 is in fluid communication with a water circulation pump 12, in particular the second water circulation pump 12 of the water distribution circuit of the washing machine 1, mounted on the water tank 6 and located at a low point of the water tank 6.
  • the second water circulation pump 12 is fixed by screwing means on the wall 6b of the water tank 6.
  • the second water circulation pump 12 and said at least one valve 14 are mounted on the water tank 6, and in particular on the wall 6b of the water tank 6.
  • the washing machine 1 comprises the part of the hydraulic water distribution circuit necessary for the operation thereof without or with the water tank 6.
  • the washing and / or rinsing water reservoir 6 can thus be installed on the washing machine 1 without modifying the hydraulic water distribution circuit internal to the washing machine 1.
  • the washing and / or rinsing water flows inside a single water circulation pipe 7 from the washing tub 3 to the water tank 6, and vice versa. .
  • connection between the washing machine 1 and the water tank 6 is simplified and makes it possible to minimize the costs of obtaining the washing machine 1.
  • the second part 7b of the second water circulation pipe 7 is formed inside the water tank 6, the second water circulation pipe 7 being on the one hand connected to the said at least one valve 14 and on the other hand placed in fluid communication with the washing tub 3.
  • the water reservoir 6 comprises two shell-like walls 6a, 6b.
  • a first shell 6a may constitute part of a wall of the bodywork 2 of the washing machine 1, in particular of the front wall 2a of the bodywork 2.
  • a second shell 6b is disposed inside the body 2 of the washing machine 1 and comprises the operating members of the water tank 6, such as the valve 14 and the water circulation pump 12, as well as the venting device 26 of the water tank 6.
  • the washing water and / or rinsing water storage area 6c of the water tank 6 is formed by assembling the two shells 6a, 6b of the water tank 6.
  • the first water circulation pipe 10, the overflow pipe 9 and the second part 7b of the second water circulation pipe 7 are formed inside the water tank 6 and formed by the assembly of the water pipes.
  • Fixing the two shell-shaped walls 6a, 6b of the water tank 6 can be made by welding.
  • the method of fixing the two shell-shaped walls of the water tank is in no way limiting and may be different, in particular by screwing.
  • the first water circulation pump 11 is adapted to drain at least one part of the washing and / or rinsing water from the washing tank 3 to the water tank 6 by generating a stream of washing and / or rinsing water passing through said at least one valve 14 and the second water circulation pump 12 being inactive.
  • the washing and / or rinsing water contained in the washing tub 3 of the washing machine 1 can be emptied into the water tank 6 so as to allow the reuse thereof during a phase following a running cycle or during a subsequent operating cycle by storing the wash and / or rinse water in the water tank 6.
  • Draining the washing and / or rinsing water contained in the washing tub 3 of the washing machine 1 is effected by activating the first water circulation pump 11 installed in the washing machine 1, opening an outlet opening of the valve 14 and keeping the second water circulation pump 12 at a standstill so that a flow of water is circulated between the washing tub 3 of the washing machine 1 and the water tank 6.
  • washing and / or rinsing water can pass through the second water circulation pump 12 without opposing a resistance when the first water circulation pump 11 is put into operation so as to drain off the water. washing and / or rinsing water contained in the washing tub 3 of the washing machine 1 inside the water tank 6.
  • the washing and / or rinsing water can pass through the second water circulation pump 12 thanks to the internal clearances of this second water circulation pump 12 when the first water circulation pump 11 is put into operation.
  • the second water circulation pump 12 is adapted to drain at least a portion of the washing and / or rinsing water from the water tank 6 to the washing tank 3 by generating a flow of water. washing and / or rinsing water passing through the valve 14 and the first water circulation pump 11 being inactive.
  • the washing and / or rinsing water contained in the water tank 6 can be emptied into the washing tub 3 of the washing machine 1 so as to reuse the latter during a subsequent phase of an operating cycle in progress or during a subsequent operating cycle following the storage of the washing and / or rinsing water in the water tank 6.
  • the draining of the washing and / or rinsing water contained in the water tank 6 is carried out by activating the second water circulation pump 12 installed in the water tank 6, by opening an outlet opening of the valve 14 and holding the first water circulation pump 11 at a standstill so that a flow of water is circulated between the water tank 6 and the washing tank 3 of the wash 1.
  • the washing and / or rinsing water can pass through the first water circulation pump 11 without opposing a resistance when the second water circulation pump 12 is put into operation so as to drain the washing water and / or rinse contained in the water tank 6 to the inside the washing tub 3 of the washing machine 1.
  • the washing and / or rinsing water can pass through the first water circulation pump 11 thanks to the internal clearances of this first water circulation pump 11 when the second water circulation pump 12 is put into operation.
  • said at least one valve 14 is a single three-way valve for selecting the emptying of the washing tub 3 from the washing machine 1 to the water tank 6 or to the water network external discharge 13, or emptying the water tank 6 to the washing tub 3 of the washing machine 1 or to the external wastewater network 13, and discharging the excess water introduced into the storage tank. water 6 to the external waste network 13.
  • valve 14 comprising three channels makes it possible to reduce the costs of obtaining the washing machine 1 equipped with a washing and / or rinsing water tank 6 and to simplify the management of the selection of the direction of the washing and / or rinsing water flows 6 in the hydraulic water distribution circuit of the washing machine 1.
  • the figure 2 illustrates a phase of emptying the washing tub 3 of the washing machine 1 to the external waste water network 13.
  • This phase of emptying the washing tub 3 from the washing machine 1 to the external waste water network 13 is effected by activating the first water circulation pump 11, by opening the valve 14 from the washing tub. 3 of the washing machine 1 to the external wastewater network 13 and circulating the washing water and / or rinse through the second water circulation pipe 7 and the drain pipe 8 .
  • the water tank 6 and the second water circulation pump 12 are not crossed by the water flow for the emptying of the washing and / or rinsing water contained in the washing tub 3 of the machine washing 1 to the external wastewater network 13.
  • the water tank 6 can be indifferently filled or empty.
  • valve 14 is in an initial position where a flow of water flows from the washing tub 3 of the washing machine 1 to the external wastewater network 13 through said valve 14.
  • the water flow enters through the inlet / outlet opening water 31 and out through the water outlet opening 33 of the valve 14.
  • valves 28, 29, 30 of the valve 14 are not actuated and remain in the initial position.
  • the valves 28, 29, 30 respectively seal the water flow passages 38a, 39, 40a.
  • the water flow passages 38b, 40b are then opened to allow the flow of water to flow through the water flow passages 38b, 40b.
  • the washing tub 3 of the washing machine 1 can be drained when the valve 14 is out of order.
  • the washing machine 1 can thus be put into operation without using the water tank 6.
  • the figure 3 illustrates a draining phase of the water tank 6 to the external waste water network 13.
  • This draining phase of the water tank 6 towards the external waste water network 13 is carried out by activating the second water circulation pump 12, by opening the valve 14 from the water tank 6 towards the water supply network. external waste water 13 and circulating the washing and / or rinsing water through the first water circulation pipe 10 and the drain pipe 8.
  • the first water circulation pump 11 is not traversed by the flow of water for the emptying of the washing and / or rinsing water contained in the water tank 6 towards the external wastewater network. 13.
  • This emptying phase of the water tank 6 can be implemented either automatically or manually.
  • the automatic emptying of the water tank 6 can be carried out periodically following the determination of the achievement of a predetermined duration of non-use of the washing machine 1 by a control unit of said washing machine 1.
  • the second water circulation pump 12 can be operated automatically to drain the wash water and / or rinse the water tank 6 to the external waste water network 13 by means of the control unit of the washing machine 1.
  • the manual emptying of the water tank 6 can be implemented following the activation by the user of a drain control of the water tank 6 sent to the control unit of the washing machine 1.
  • the user may wish to drain the washing water and / or rinsing water tank 6 to the external waste water network 13, in particular, in case of fear of a load of soiled linen, doubt about the washing and / or rinsing water collected, or for moving the washing machine 1.
  • the actuator 27a of the valve 14 is not supplied with energy while the actuator 27b is supplied with energy.
  • valves 28, 29 of the valve 14 are not actuated while the valve 30 is actuated.
  • the valves 28, 29, 30 respectively seal the water flow passages 38a, 39, 40b.
  • the water flow passages 38b, 40a are then opened to allow the flow of water to flow through the water flow passages 38b, 40a.
  • the introduction of air into the water tank 6 is provided by the venting device 43 of the washing tank 3 connected to the zone 37 of the washing tank 3, and by the venting device 26 of the water tank 6 connecting a zone 37 in fluid communication with the washing tank 3 to the water tank 6 through the flow tube air 36.
  • the water tank 6 fills with air as it is emptied of the washing and / or rinsing water.
  • the figure 4 illustrates a phase of emptying the washing tank 3 of the washing machine 1 to the water tank 6 so as to recover the washing and / or rinsing water used during a phase of an operating cycle implemented by the washing machine 1.
  • This emptying phase of the washing tub 3 of the washing machine 1 towards the water tank 6 is effected by activating the first water circulation pump 11, by opening the valve 14 from the washing tub 3 of the the washing machine 1 to the water tank 6, by circulating the washing and / or rinsing water through the second water circulation pipe 7, the first water circulation pipe 10 and crossing the second water circulation pump 12 being stopped.
  • the actuator 27b of the valve 14 is not supplied with energy while the actuator 27a is powered. in energy.
  • valves 28, 29 of the valve 14 are actuated while the valve 30 is not actuated.
  • the valves 28, 30 respectively close the water flow passages 38b, 40a.
  • the water flow passages 38a, 40b are then opened to allow the flow of water to flow through the water flow passages 38a, 40b.
  • the water tank 6 fills with washing and / or rinsing water coming from the washing tub 3 of the washing machine 1 as the water tank 6 is emptied of water. air contained therein by the venting device 26 of the water tank 6.
  • the air leaving said at least one air passage opening 44 formed in a wall of the water tank 6 is discharged to the outside through the washing tub 3 of the washing machine 1.
  • the water tank 6 is emptied of its air contained therein, this air flow passing through said at least one air passage opening 44 formed in a wall 6b of the water tank 6, then flowing through the air flow tube 36 opening into a zone 37 in fluid communication with the washing tub 3 of the washing machine 1.
  • the air contained inside the water tank 6 is evacuated through the air flow tube 36 to the zone 37 in fluid communication with the washing tub 3 of the washing machine. washing 1, then outside the washing tub 3 by a venting device 43 thereof.
  • the phenomenon of sound turbulence related to the sending of air contained inside the water tank 6 in the external waste water network 13 is due to the installation of the drain pipe 8 generally comprising an elbow 45 causing water stagnation at this point.
  • connection of the water reservoir 6 to the zone 37 in fluid communication with the washing tank 3 of the washing machine 1 through the air flow tube 36 allows the air contained inside to be evacuated. of the water tank 6 to the outside so as to eliminate the phenomenon of sound turbulence related to the sending of air into the external waste water network 13.
  • An excess of washing and / or rinsing water fed into the water tank 6 is automatically discharged through the overflow line 9 to the valve 14 and then to the drain line 8 to the external wastewater network 13.
  • valve 28 closes the water flow passage 38b so that the flow of water feeding washing and / or rinsing water the water tank 6 from the washing tank 3 and the flow of water flowing from the overflow line 9 of the water tank 6 to the external wastewater network 13 be separated.
  • the water flow passages 38a, 40b are then opened to allow the flow of water to flow through the water flow passages 38a, 40b so as to supply washing and / or rinsing water on the water flow passages 38a, 40b. water tank 6 from the washing tub 3. And the water flow passage 39 is open to allow the flow of water to flow through the water flow passage 39 so as to evacuate the excess water introduced into the water tank 6 to the external wastewater network 13.
  • a small amount of washing and / or rinsing water can pass through the venting device 26 of the water tank 6 when the overflow line 9 is full and the flow of water entering the water tank 6 is greater than the flow of water flowing in the overflow pipe 9.
  • a small amount of washing and / or rinsing water can pass through the air flow tube 36 and return to the washing tub 3 of the washing machine 1 without causing any incident or the operation of the washing machine 1 nor for the laundry that can be placed in the drum enclosed in said washing tub 3.
  • the figure 5 illustrates a phase of emptying the water tank 6 to the tank of washing 3 of the washing machine 1 so as to reuse the washing and / or rinsing water used during a phase of an operating cycle implemented by the washing machine 1 and stored in the tank of water 6.
  • This emptying phase of the water tank 6 to the washing tank 3 of the washing machine 1 is effected by activating the second water circulation pump 12, by opening the valve 14 from the water tank 6 to the washing tub 3 of the washing machine 1, by circulating the washing and / or rinsing water through the first and second water circulation pipes 10, 7 and passing through the first circulation pump water 11 being stopped.
  • the actuator 27b of the valve 14 is not supplied with energy while the actuator 27a is supplied with power. energy.
  • valves 28, 29 of the valve 14 are actuated while the valve 30 is not actuated.
  • the valves 28, 30 respectively close the water flow passages 38b, 40a.
  • the water flow passages 38a, 40b are then opened to allow the flow of water to flow through the water flow passages 38a, 40b.
  • the water tank 6 fills with air by the venting device 26 of the water tank 6 as it is emptied of the washing water and / or rinsing contained inside the water tank 6 to the washing tub 3 of the washing machine 1.
  • the water reservoir 6 is filled with air from the washing tub 3 of the washing machine 1, this air flow flowing through the air flow tube 36, passing through least an air passage opening 44 formed in a wall 6b of the water tank 6, and opening into the water tank 6.
  • the two valves 28, 29 may be connected by a connecting rod 18 so as to allow simultaneous opening and closing of the water flow passages 38a, 38b, 39.
  • valves 28, 29 operate simultaneously in opening and closing. Therefore, a single actuator 27a associated with a rod 18 is necessary to allow the displacement of these valves 28, 29 so as to minimize the costs of obtaining the valve 14 and simplify the management of the latter by the control unit. control of the washing machine 1.
  • the valve 28 of the valve 14 is in the open position each time the water tank 6 is in hydraulic communication with the washing tub 3 of the washing machine 1. Therefore, the volume of air and water varies in the water tank 6 with each transfer of water between them.
  • the valve 29 of the valve 14 also passes into the open position when the water tank 6 is filled with water from the washing tank 3 of the washing machine 1 so that a surplus of water is introduced into the tank of the water 6 is evacuated by the overflow pipe 9, then through the valve 14, and in particular by the water flow passage 39, and then into the drain pipe 8 to the water network external worn 13.
  • valve 29 of the valve 14 is closed in the case of the emptying of the washing water and / or rinsing of the washing tub 3 of the washing machine 1 or the water tank 6 towards the external waste water network 13 so as to prevent washing and / or rinsing water from being introduced into the water tank 6 while going up the overflow pipe 9.
  • valves 28, 29 can thus be physically connected to each other by a rod 18 and be actuated simultaneously by a single actuator 27a.
  • the washing machine 1 comprises a control unit, in particular a microcontroller, making it possible to implement cycles of operation thereof.
  • the control unit of the washing machine 1 makes it possible to control the filling and emptying of washing water and / or rinsing of the water tank 6 with means of the first and second water circulation pumps 11, 12 and of said at least one valve 14.
  • the control unit of the washing machine 1 makes it possible to supply water to the washing tub 3 with water from the external water network and / or with washing and / or rinsing water from of the water tank 6.
  • the water supply of the washing tub 3 of the washing machine 1 is carried out with water from the external water network and / or with washing and / or rinsing water from the water tank.
  • water 6 in particular, the phases of the operating cycle implemented by the washing machine 1, the amount of water contained in the water tank 6.
  • the parameters defining the source of the water supply of the washing tub are in no way limiting and may be different.
  • the control unit of the washing machine 1 also makes it possible to drain the washing tub 3 and / or the water tank 6 towards the external waste water network 13 as a function, in particular, of the phases of the operating cycle set. implemented by the washing machine 1, the amount of water contained in the water tank 6, the level of soiling of the water.
  • the parameters defining the decision to empty the water contained in the washing tub and / or in the water tank to the external wastewater network are in no way limiting and may be different.
  • the control unit of the washing machine 1 is adapted to handle transfers of water flow in the hydraulic water distribution circuit of the washing machine 1.
  • said at least one opening passage of the first water circulation conduit formed inside the water tank opens into the water tank so as to defuse the return of the water. washing and / or rinsing water stored in the water tank to the washing tub of the washing machine, and vice versa, by allowing an introduction of air into the first water circulation duct arranged at the interior of the water tank through said at least one passage opening.
  • the high point formed by the first water circulation pipe arranged inside the water tank and disposed between the water tank and the washing tub of the washing machine makes it possible to stop the transfer. by siphoning the washing and / or rinsing water from the water tank to the washing tub of the washing machine, and vice versa, following the stopping of a circulating water pump circulating the washing and / or rinsing water between the water tank and the washing tank.
  • washing and / or rinsing water tank associated with the washing machine could be used in other household appliances, for example a dishwashing machine or a washing and drying machine.

Landscapes

  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Detail Structures Of Washing Machines And Dryers (AREA)

Claims (10)

  1. Waschmaschine (1) umfassend:
    - ein Gehäuse (2);
    - wobei das besagte Gehäuse (2) einen Laugenbehälter (3) umschließt;
    - einen Wasch- und/oder Spülflottenbehälter (6);
    - einen Hydraulikschaltkreis zur Wasserverteilung;
    - wobei der besagte Hydraulikschaltkreis zur Wasserverteilung den besagten Laugenbehälter (3) der besagten Waschmaschine (1) mit dem besagten Flottenbehälter (6) verbindet, wobei der besagte Hydraulikschaltkreis zur Wasserverteilung mindestens eine Wasserumwälzpumpe (11, 12) umfasst, welche die Wasch- und/oder Spülflotte aus dem besagten Flottenbehälter (6) zu dem besagten Laugenbehälter (3) der besagten Waschmaschine (1), und umgekehrt, in Umlauf bringt;
    - wobei der besagte Flottenbehälter (6) eine Vorrichtung zur Entlüftung (26) umfasst, um das Füllen mit Wasser und das Entleeren des besagten Flottenbehälters (6) zu ermöglichen;
    - wobei der besagte Hydraulikschaltkreis zur Wasserverteilung einen zwischen dem besagten Flottenbehälter (6) und dem besagten Laugenbehälter (3) der besagten Waschmaschine (1) gebildeten hochgelegenen Punkt (25) umfasst;
    - wobei sich der besagte hochgelegene Punkt (25) des besagten Hydraulikschaltkreises zur Wasserverteilung in gleicher Höhe wie oder oberhalb des maximal zulässigen Wasserfüllstands (N1) im Inneren des besagten Flottenbehälters (6) befindet;
    dadurch gekennzeichnet, dass
    - der besagte Hydraulikschaltkreis zur Wasserverteilung eine im Inneren des besagten Flottenbehälters (6) eingelassene erste Wasserumlaufleitung (10) umfasst; und
    - der besagte hochgelegene Punkt (25) von der besagten im Inneren des besagten Flottenbehälters (6) eingelassenen ersten Wasserumlaufleitung (10) gebildet wird;
    - wobei der besagte hochgelegene Punkt (25) der besagten ersten Wasserumlaufleitung (10) mindestens eine Durchlassöffnung (42) umfasst, welche im Speicherbereich der Wasch- und/oder Spülflotte des besagten Flottenbehälters (6) mündet, um ein Umpumpen der Wasch- und/oder Spülflotte zwischen dem besagten Flottenbehälter (6) und dem besagten Laugenbehälter (3) der besagten Waschmaschine (1), und umgekehrt, abzuwenden; und
    - wobei die besagte Vorrichtung zur Entlüftung (26) des besagten Flottenbehälters (6) mit der besagten mindestens einen Durchlassöffnung (42) der besagten im Inneren des besagten Flottenbehälters (6) eingelassenen ersten Wasserumlaufleitung (10) in fluidischer Verbindung steht.
  2. Waschmaschine (1) nach Anspruch 1, dadurch gekennzeichnet, dass der besagte hochgelegene Punkt (25) der besagten ersten Wasserumlaufleitung (10) im Bereich der Schnittstelle zwischen einem ersten und einem zweiten Abschnitt (10a, 10b) der besagten ersten Wasserumlaufleitung (10) angeordnet ist, wobei sich der besagte erste und der besagte zweite Abschnitt (10a, 10b) der besagten ersten Wasserumlaufleitung (10) jeweils im Inneren des besagten Flottenbehälters (6) und von dem unteren Teil zum oberen Teil des besagten Flottenbehälters (6) erstrecken.
  3. Waschmaschine (1) nach Anspruch 1 oder 2, dadurch gekennzeichnet, dass die besagte Vorrichtung zur Entlüftung (26) des besagten Flottenbehälters (6) ein mit einem Bereich (37), welcher mit dem besagten Laugenbehälter (3) der besagten Waschmaschine (1) in fluidischer Verbindung steht, verbundenes Luftströmungsrohr (36) umfasst.
  4. Waschmaschine (1) nach einem beliebigen der Ansprüche 1 bis 3, dadurch gekennzeichnet, dass die besagte Vorrichtung zur Entlüftung (26) des besagten Flottenbehälters (6) mindestens eine in einer Wand (6b) des besagten Flottenbehälters (6) eingelassene Luftdurchtrittsöffnung (44) umfasst.
  5. Waschmaschine (1) nach Anspruch 4, dadurch gekennzeichnet, dass:
    - mindestens ein Element zur Umleitung eines Wasserstroms (19a) im Inneren des besagten Flottenbehälters (6) angeordnet ist,
    - wobei das besagte mindestens eine Element zur Umleitung eines Wasserstroms (19a) zwischen der besagten mindestens einen Durchlassöffnung (42) der besagten im Inneren des besagten Flottenbehälters (6) eingelassenen ersten Wasserumlaufleitung (10) und der besagten mindestens einen Luftdurchtrittsöffnung (44) der besagten Vorrichtung zur Entlüftung (26) des besagten Flottenbehälters (6) angeordnet ist,
    - um das aus der besagten mindestens einen Durchlassöffnung (42) der besagten ersten Wasserumlaufleitung (10) in Richtung der besagten mindestens einen Luftdurchtrittsöffnung (44) der besagten Vorrichtung zur Entlüftung (26) des besagten Flottenbehälters (6) strömende Wasser umzuleiten.
  6. Waschmaschine (1) nach einem beliebigen der Ansprüche 1 bis 5, dadurch gekennzeichnet, dass die besagte im Inneren des besagten Flottenbehälters (6) eingelassene erste Wasserumlaufleitung (10) mit mindestens einem auf dem besagten Flottenbehälter (6) montierten Ventil (14) verbunden ist.
  7. Waschmaschine (1) nach einem beliebigen der Ansprüche 1 bis 6, dadurch gekennzeichnet, dass der besagte Hydraulikschaltkreis zur Wasserverteilung eine Überlaufleitung (9) umfasst, welche im Inneren des besagten Flottenbehälters (6) eingelassen ist.
  8. Waschmaschine (1) nach den Ansprüchen 6 und 7, dadurch gekennzeichnet, dass die besagte Überlaufleitung (9) an das besagte mindestens eine auf dem besagten Flottenbehälter (6) montierte Ventil (14) angeschlossen ist.
  9. Waschmaschine (1) nach Anspruch 7 oder 8, dadurch gekennzeichnet, dass:
    - mindestens ein Element zur Umleitung eines Wasserstroms (19a) im Inneren des besagten Flottenbehälters (6) angeordnet ist,
    - wobei das besagte mindestens eine Element zur Umleitung eines Wasserstroms (19a) zwischen der besagten mindestens einen Durchlassöffnung (42) der besagten im Inneren des besagten Flottenbehälters (6) eingelassenen ersten Wasserumlaufleitung (10) und der besagten mindestens einen Wassereinlassöffnung (17) der besagten Überlaufleitung (9) angeordnet ist,
    - um das aus der besagten mindestens einen Durchlassöffnung (42) der besagten ersten Wasserumlaufleitung (10) in Richtung der besagten mindestens einen Wassereinlassöffnung (17) der besagten Überlaufleitung (9) strömende Wasser umzuleiten.
  10. Waschmaschine (1) nach den Ansprüchen 5 und 9, dadurch gekennzeichnet, dass das besagte mindestens eine Element zur Umleitung eines Wasserstroms (19a), welches zwischen der besagten mindestens einen Durchlassöffnung (42) der besagten im Inneren des besagten Flottenbehälters (6) eingelassenen ersten Wasserumlaufleitung (10) und der besagten mindesten einen Luftdurchtrittsöffnung (44) der besagten Vorrichtung zur Entlüftung (26) des besagten Flottenbehälters (6) angeordnet ist, dasselbe ist wie das besagte mindestens eine Element zur Umleitung eines Wasserstroms (19a), welches zwischen der besagten mindestens einen Durchlassöffnung (42) der besagten im Innereren des besagten Flottenbehälters (6) eingelassenen ersten Wasserumlaufleitung (10) und einer Wassereinlassöffnung (17) der besagten Überlaufleitung (9) angeordnet ist.
EP12192901.2A 2011-11-18 2012-11-16 Waschmaschine, die einen Wasch- und/oder Spülwasserbehälter umfasst Active EP2594678B1 (de)

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Applications Claiming Priority (1)

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FR1103504A FR2982881B1 (fr) 2011-11-18 2011-11-18 Machine a laver comprenant un reservoir d'eau de lavage et/ou de rincage

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EP2594678A1 EP2594678A1 (de) 2013-05-22
EP2594678B1 true EP2594678B1 (de) 2014-07-09

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CN113907669B (zh) * 2020-07-09 2024-05-24 佛山市百斯特电器科技有限公司 一种基于洗涤设备的控制方法及装置

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IT1296335B1 (it) * 1997-10-27 1999-06-25 Electrolux Zanussi Elettrodome Lavatrice automatica con sistema di recupero energetico
IT1296334B1 (it) * 1997-10-27 1999-06-25 Electrolux Zanussi Elettrodome Lavatrice automatica con sistema di recupero energetico
FR2951464B1 (fr) * 2009-10-16 2011-11-04 Fagorbrandt Sas Machine a laver comprenant un circuit hydraulique de distribution d'eau pourvu de deux pompes de circulation d'eau
FR2951465B1 (fr) * 2009-10-16 2011-10-28 Fagorbrandt Sas Machine a laver comprenant un circuit hydraulique de distribution d'eau pourvu d'un dispositif de mise a l'air raccorde a un reseau d'eau usee externe
FR2951466B1 (fr) * 2009-10-16 2011-12-09 Fagorbrandt Sas Machine a laver comprenant un circuit hydraulique de distribution d'eau pourvu d'un point haut avec une ouverture de passage d'air

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FR2982881B1 (fr) 2014-10-17
FR2982881A1 (fr) 2013-05-24
ES2503622T3 (es) 2014-10-07
EP2594678A1 (de) 2013-05-22
PL2594678T3 (pl) 2015-03-31

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