EP3247252A1

EP3247252A1 - Cleaner cartridge, cleaning agent dosing system and household dishwasher

Info

Publication number: EP3247252A1
Application number: EP15820862.9A
Authority: EP
Inventors: Caroline Heiligenmann; Ersin Isbilen; Kai Paintner
Original assignee: BSH Hausgeraete GmbH
Current assignee: BSH Hausgeraete GmbH
Priority date: 2015-01-21
Filing date: 2015-12-29
Publication date: 2017-11-29
Anticipated expiration: 2035-12-29
Also published as: CN106998991A; DE102015200885A1; WO2016116252A1; US20180014715A1; PL3247252T3; EP3247252B1

Abstract

The invention relates to a cleaner cartridge (15) for a household dishwasher (1), comprising active substances (24 - 29, 31) for cleaning dishes and/or the household dishwasher (1), at least one first chamber (18 - 23), an amount of one of the active substances (24 - 29) sufficient for a plurality of dishwashing cycles being accommodated in the at least one first chamber (18 - 23), and at least one second chamber (30), an amount of one of the active substances (31) sufficient for only one dishwashing cycle being accommodated in the at least one second chamber (30).

Description

Cleaner cartridge, detergent dosing system

and household dishwasher

The present invention relates to a cleaner cartridge, a

Detergent dosing system and a household dishwasher.

A domestic dishwasher may have an adding device for receiving a detergent for cleaning items to be washed. Usually, the cleaning agent received in the adding device is completely discharged into a rinsing chamber during a rinse cycle of the household dishwasher and admixed with the rinsing water circulated therein. The addition device is dimensioned in size such that just the amount of detergent required for a rinse can be filled.

DE 10 2006 043 915 A1 describes a detergent dosing system for a water-conducting domestic appliance with a cleaner cartridge in which cleaning agents for a plurality of rinses can be stored.

Against this background, an object of the present invention is to provide an improved cleaner cartridge.

Accordingly, a cleaning cartridge for a household dishwasher is proposed. The cleaner cartridge comprises active substances for cleaning items to be washed and / or domestic dishwasher, at least one first chamber, wherein in the at least one first chamber a sufficient amount of rinses amount of the active substances is added, and at least one second chamber, wherein in the second chamber for only one rinse sufficient amount of one of the active substances is added.

The cleaner cartridge may have a plurality of first chambers and / or a plurality of second chambers. The active substance accommodated in the at least one first chamber can be set up to clean the items to be washed and / or the household dishwasher. The active substance received in the at least one second chamber is in particular a machine cleaner. Alternatively, the active substance accommodated in the at least one second chamber can also be set up to clean the items to be washed. A machine cleaner is adapted to remove deposits, especially of greasy residues and / or lime deposits, both in the washing container of the household dishwasher and in all Spülflotteführenden areas of the domestic dishwasher. Furthermore, can be with the help of

Machine cleaner Remove discolorations of stainless steel surfaces as well as limescale, which can be caused by inadequate water softening.

Characterized in that the cleaner cartridge has the at least one second chamber, which is completely emptied during a wash cycle, can be dispensed with, for example, an additional addition of machine cleaner. This increases the

Ease of use for one operator. As an alternative to the machine cleaner, any other active substances may be accommodated in the at least one second chamber. The active substance received in the at least one second chamber is in particular a mixture of several chemical substances. The active substances for cleaning the items to be washed and / or the dishwasher may be in the form of powder, granules, tablets, gaseous, liquid and / or pasty. The at least one second chamber is completely rinsed out during the rinse cycle. The active substance accommodated in the at least one second chamber can be continuously at the beginning of the rinse cycle, at the end of the rinse cycle, over the entire rinsing time of the rinse cycle

Rinse or be discharged at any time of the rinse from the at least one second chamber. The at least one first chamber is in

In contrast, during a rinse cycle not completely emptied. The amount of the active substance received in the at least one first chamber is sufficient, for example, for five or ten rinses. All active substances can be used both for

Cleaning the dishes and be suitable for cleaning the dishwasher.

According to one embodiment, the active substance accommodated in the at least one second chamber can be released from the second chamber during a first rinse with the cleaner cartridge.

Under the first rinse is the first rinse a new in the

To understand household dishwasher introduced cleaner cartridge. For example, when inserting the cleaner cartridge in a in or on the

Domestic dishwashing machine provided recording a provided on the at least one second chamber membrane are punctured. As a result, the at least one second chamber is completely emptied during the first rinse. The release of the active substance received in the at least one second chamber can take place independently of time. That is, the at least one second chamber may be emptied at the beginning or end of the wash cycle. Furthermore, the at least one second chamber can be emptied continuously during the wash cycle or at a specific time of the wash cycle. According to a further embodiment, the recorded in the at least one second chamber at a last rinse with the cleaner cartridge from the second chamber is releasable.

The last rinse is to be understood as meaning the rinse cycle in which the at least one first chamber is completely emptied. For example, the

Household dishwasher have a detergent dosing system which is adapted to completely empty the second chamber during the last rinse cycle of the cleaner cartridge. The release of the active substance received in the at least one second chamber can, as described above, be time-independent.

According to a further embodiment, at least two first chambers are provided, wherein in each of the two first chambers in each case an active substance is received. For example, three, four, five or six first chambers may be provided. The number of first chambers is arbitrary. Furthermore, the number of second chambers is arbitrary. For example, two, three, four, five or six second chambers may be provided. In each case the same amount of active substance or a different amount of active substance can be provided in the two first chambers. The active substances are preferably chemically pure substances. For example, the cleaning effect of the active substances for cleaning the items to be washed and / or the domestic dishwasher by mixing different

Active substances are obtained from the first two chambers. For example, the Active substances to be adapted to influence the alkalinity of the rinsing liquor.

Furthermore, the active substances enzymes, complexing agents,

Glass protection components, surfactants or the like. Each of the first and second chambers may have a vent opening and an opening portion. The opening portion can be pierced when inserting or inserting the cleaner cartridge in the provided in or on the household dishwasher with the help of a mandrel.

According to a further embodiment, the active substances received in the two first chambers differ chemically.

By appropriate dosage and a mixing together of the chemically different active substances, the desired cleaning effect can be achieved. According to a further embodiment, the two first chambers

different volumes.

Alternatively, the two first chambers may have equal volumes. In the two first chambers, different or identical amounts of the active substances may be included. The two first chambers may be arranged side by side, one above the other or one behind the other. Preferably, the at least two first chambers and the second chamber are accommodated in a housing of the cleaner cartridge.

Furthermore, different or identical amounts of active substances can be accommodated in a plurality of second chambers. The housing is preferably made of a plastic material. For example, the housing can be

Be plastic injection molded component.

Furthermore, a detergent dosing system for a domestic dishwasher is proposed. The detergent dosing system comprises such

Cleaner cartridge and a receptacle in which the cleaner cartridge is receivable.

The receptacle may be provided on a side wall or on a door of a washing container of the household dishwasher. For example, the Cleaner cartridge drawer-like be inserted into the receptacle. Preferably, the cleaner cartridge is inserted into the receptacle so that a bottom thereof is in the direction of gravity down. The receptacle may have a plurality of mandrels which are adapted to pierce opening portions of the at least one first chamber and the at least one second chamber to release the active substances from the cleaner cartridge. The detergent dosing system may include one or more pumps and / or one or more valves. In particular, the detergent dosing system is set up to meter the active substances provided in the at least one first chamber or chambers into the washing compartment of the household dishwasher as needed during a wash cycle of the domestic dishwasher.

Furthermore, a household dishwasher with such

Cleaner cartridge and / or such detergent dosing

proposed.

According to one embodiment, the household dishwasher comprises a

Option key to release in the at least one second chamber

recorded active substance. The option key can be operatively connected to a pump and / or a valve. By pressing the option key, the valve opens or the pump is started in order to release the active substance received in the at least one second chamber completely into the washing container. According to a further embodiment, the domestic dishwasher comprises a sensor device, wherein the active substance received in the at least one second chamber can be automatically released as a function of a sensor signal of the sensor device. As a result, for example, depending on the deposits present in the domestic dishwasher, the active substance absorbed in the at least one second chamber can be released. This increases the ease of use for a user again. Other possible implementations of the cleaner cartridge, the

Detergent dosing and / or the domestic dishwasher also do not explicitly include combinations of previously or subsequently described with respect to the embodiments features or embodiments. The skilled person will also add individual aspects as improvements or additions to the respective basic form of the cleaner cartridge, the detergent dosing system and / or the domestic dishwasher.

Further advantageous embodiments and aspects of the cleaner cartridge, the

Reinigungsmitteldosiersystems and / or the domestic dishwasher are the subject of the dependent claims and described below

Embodiments of the cleaner cartridge, the detergent dosing and / or the domestic dishwasher. In the following, the cleaning cartridge, the detergent dosing system and / or the domestic dishwasher will be explained in more detail on the basis of preferred embodiments with reference to the enclosed figures.

Fig. 1 shows a schematic perspective view of an embodiment of a household dishwasher; Fig. 2 is a schematic perspective view of another embodiment of a household dishwasher; and

Fig. 3 shows a schematic sectional view of an embodiment of a

Cleaning cartridge for the household dishwasher according to FIG. 1 or 2.

In the figures, the same or functionally identical elements have been given the same reference numerals, unless stated otherwise.

Fig. 1 shows a schematic perspective view of a

Household Dishwasher 1. The household dishwasher 1 has a

Housing 2, in which a washing container 3 is arranged. The washing container 3 is closed watertight by a door 4. The washing container 3 and the door 4 thus form a rinsing chamber 5 of the domestic dishwasher 1. The door 4 is in Fig. 1 in her open position shown. By pivoting about a provided at a lower end of the door 4 pivot axis 6, the door 4 can be closed or opened.

The washing container 3 has a bottom 7, a bottom 7 opposite

arranged ceiling 8, one in the closed state of the door 4 of this oppositely positioned rear wall 9 and two oppositely disposed side walls 10, 1 1 on. In the washing container 3 more Spülgutaufnahmen 12, 13 may be arranged for receiving items to be washed. The Spülgutaufnahmen 12, 13 may, for example, a lower basket, a top dish basket or a

His household dishwashing machine 1 cutlery drawer. The Spülgutaufnahmen 12, 13 are mounted displaceably in the washing container 3.

On the side wall 10, a detergent dosing system 14 may be provided.

Alternatively, the detergent dosing system 14 may be provided on the side wall 11. The detergent dosing system 14 has a cleaner cartridge 15 and a receptacle 16 for receiving the cleaner cartridge 15. The receptacle 16 is formed, for example, as out of the side wall 10 and back into this foldable flap. The cleaner cartridge 15 is preferably plate or

cuboid. The cleaner cartridge 15 can be inserted into the receptacle 16 like a drawer.

2 shows a schematic perspective view of another

Embodiment of a household dishwasher 1. The

Household dishwasher 1 according to FIG. 2 differs from the

Household dishwasher 1 according to FIG. 1 only in that the

Detergent dosing system 14 is not provided on one of the side walls 10, 1 1, but on the door 4. In particular, the detergent dosing system 14 is provided at an upper edge or leading edge 17 of the door 4. FIG. 3 shows an embodiment of a cleaner cartridge 15 for the

Detergent dosing system 14 in a schematic sectional view. The

Cleaner cartridge 15 is made for example of a plastic material.

In particular, the cleaner cartridge 15 may be a plastic injection molded component. The Cleaner cartridge 15 has at least one first chamber 18 to 23. The number of first chambers 18 of 23 is arbitrary. For example, as shown in FIG. 3, six first chambers 18 to 23 may be provided. In each first chamber 18 to 23 in each case an active substance 24 to 29 is added. The active substances 24 to 29 may have the same or different chemical compositions. The active substances 24 to 29 may have, for example, substances which influence the alkalinity or basicity of the rinsing liquor, enzymes such as protease or amylase, complexing agents, glass protection components, surfactants or the like. In particular, the active substances 24 to 29 are preferably not

Mixtures, but chemically pure substances. The cleaning effect results from the mixing together of several active substances 24 to 29. The amount or the volume of the active substances 24 to 29 received in the first chambers 18 to 23 is in each case dimensioned so that they are suitable for several rinses

Household dishwasher 1 is sufficient. The active substances are suitable for cleaning ware items and / or the household dishwasher 1.

Furthermore, the cleaner cartridge 15 has at least one second chamber 30.

Preferably, a plurality of second chambers 30 are provided. The number of second chambers 30 is arbitrary. For example, as shown in FIG. 3, a second chamber 30 may be provided. In the second chamber 30 is an active substance 31 to

Cleaning the household dishwasher 1 and / or the dishes recorded. The amount of the active substance 31 received in the second chamber 30 is sufficient for only one rinse cycle of the household dishwasher 1. That is, the active substance 31 accommodated in the second chamber 30 is completely emptied during a rinse cycle of the household dishwasher 1. The emptying or flushing of the second chamber 30 may be at the beginning, the end or continuously during the

Rinse done. Furthermore, the second chamber 30 to a certain

Discharge time of the rinse cycle. The cleaner cartridge 15 has a housing 32. The housing 32 is preferably a plastic component. In particular, the housing 32 may be a plastic injection molded component. The housing 32 has an underside or a bottom 33, an upper side or a ceiling 34 and two side walls 35, 36 arranged opposite one another on. Furthermore, the housing 32 comprises a front wall and a rear wall, which are not shown in Fig. 3, however. The cleaner cartridge 15 is inserted in advance with the bottom 33 in the receptacle 16 shown in Figs. 1 and 2. The chambers 18 to 23 and 30 are separated by means of partitions 37 to 42 fluid-tight from each other. The chambers 18 to 23 and 30 may each have the same volume or different volumes. Furthermore, for example, two chambers 18, 19 the same volume and two other chambers 20, 21 from the chambers 18, 19

have distinctive volume. In the first chambers 18 to 23, different or equal amounts of active substances 24 to 29 may be included. In particular, in the different chambers 18 to 23 chemically

various active substances 24 to 29 and / or different amounts

Be included active substances 24 to 29. For example, an active substance 24 to 29 required less often or in low dosage can be accommodated in a smaller chamber 18 to 23. The chambers 18 to 23 and 30 are preferably arranged side by side. The chambers 18 to 23 and 30 can also one above the other or

be arranged one behind the other.

When inserting the cleaner cartridge 15 into the receptacle 16, the bottom 33 thereof is arranged so that the ceiling 34 is in the direction of gravity g above. Each chamber 18 to 23 and 30 has on the upper side a vent hole or a vent opening. Furthermore, ventilation channels for venting the chambers 18 to 23 and 30 may be provided on the ceiling 34. At the bottom 33, each chamber 18 to 23 and 30 has an opening portion. Each opening portion is pierced with a provided in the receptacle 16 mandrel. These mandrels are preferably designed as hollow mandrels. With the help of mandrels can the chambers 18 to 23 and 30, the respective active substance 24 to 29 and 31 are removed. Each opening portion of the chambers 18 to 23 and 30 may comprise a rubber-elastic membrane, which is adapted to fluid-tight against the mandrel pierced through the respective mandrel fluid-tight.

The extracted active substances 24 to 29 and 31 can be supplied to a metering device. The metering device has, for example, pumps and / or valves for metering the active substances 24 to 29 and 31. Alternatively, the active substance 31 of the second chamber 30 are removed without the metering device of the cleaner cartridge 15. For example, the chamber 30 can be completely emptied when inserting a new cleaner cartridge 15 into the receptacle 16 during the first rinse. The removal of the active substances 24 to 29 and 31 from the cleaner cartridge 15 is indicated in FIG. 3 with the aid of arrows 43 to 49.

The active substance 31 is preferably a machine cleaner and / or a cleaner for cleaning the items to be washed. The active substance 31 can be completely emptied from the second chamber 30, as explained above, in the case of a cleaner cartridge 15 that has been newly inserted into the receptacle 16 during the first wash cycle. Alternatively, the second chamber 30 can be completely emptied during the last rinse cycle of the cleaner cartridge 15. Alternatively, an option button 50 (FIG. 3) may be provided on a control panel of the domestic dishwasher 1, which is activated as required to move the active substance 31 into the

Dispensing rinse tank 3. The active substance 31 eliminates, for example, deposits, in particular of greasy residues and / or lime deposits, both in the washing container 3 and in the non-visible, washing liquor carrying areas of

Household dishwasher 1. In addition, with the help of the active substance 31 discolorations of stainless steel surfaces and lime deposits can be removed, which can be caused by inadequate water softening. Furthermore, the domestic dishwasher 1 and in particular the

Detergent dosing system 14 have a sensor device. The

Sensor device is configured, for example, to detect when a cleaning of the household dishwasher 1 by means of the active substance 31 is required. The active substance 31 received in the second chamber 30 can be automatically released as a function of a sensor signal of the sensor device.

Although the invention has been described herein with reference to preferred embodiments, it is not limited thereto, but variously modifiable. Used reference signs:

1 household dishwasher

2 housings

3 rinse tanks

4 door

5 rinsing chamber

6 pivot axis

7 soil

8 ceiling

9 rear wall

10 sidewall

1 1 side wall

12 Spülgutaufnahme

13 washware receptacle

14 detergent dosing system

15 cleaner cartridge

16 recording

17 leading edge

18 chamber

19 chamber

20 chamber

21 chamber

22 chamber

23 chamber

24 active substance

25 active substance

26 active substance

27 active substance

28 active substance

29 active substance

30 chamber

31 active substance

32 housing ground

blanket

Side wall

partition wall

arrow

option key

The direction of gravity

Claims

claims

1 . Cleaning cartridge (15) for a household dishwasher (1), with

Active substances (24 - 29, 31) for cleaning items to be washed and / or the

Household dishwasher (1), at least one first chamber (18 - 23), wherein in the at least one first chamber (18 - 23) a sufficient number of rinses amount of the active substances (24 - 29) is received, and at least one second chamber ( 30), wherein in the at least one second chamber (30) a sufficient amount for only one rinse amount of the active substances (31) is added.

2. cleaner cartridge according to claim 1, characterized in that in the at least one second chamber (30) recorded active substance (31) in a first rinse with the cleaner cartridge (15) from the second chamber (30) is releasable.

3. cleaning cartridge according to claim 1, characterized in that in the at least one second chamber (30) recorded active substance (31) in a final rinse with the cleaner cartridge (15) from the second chamber (30) is releasable.

4. cleaner cartridge according to one of claims 1-3, characterized in that at least two first chambers (18 - 23) are provided, wherein in each of the two first chambers (18 - 23) in each case an active substance (24 - 29) is added.

5. cleaner cartridge according to claim 4, characterized in that in the two first chambers (18 - 23) recorded active substances (24 - 29) differ chemically.

6. cleaner cartridge according to claim 4 or 5, characterized in that the two first chambers (18 - 23) have different volumes.

7. Reinigungsmitteldosiersystem (14) for a domestic dishwasher (1), with a cleaning cartridge (15) according to any one of claims 1-6 and a receptacle (16) in which the cleaning cartridge (15) is receivable.

8. Domestic dishwashing machine (1) with a cleaning cartridge (15) according to any one of claims 1-6 and / or a detergent dosing system (14) according to claim 7.

9. domestic dishwasher according to claim 8, characterized by an option button (50) for releasing the in the at least one second chamber (30) recorded active substance (31).

10. Domestic dishwasher according to claim 8 or 9, characterized by a sensor device, wherein in the at least one second chamber (30).

absorbed active substance (31) in response to a sensor signal of the

Sensor device is automatically releasable.