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Laundry care appliance having a detergent solution pump

A technology for clothing care and lye pumps, which can be used in household appliances, other washing machines, washing machine control devices, etc., and can solve problems such as intrusion

Active Publication Date: 2018-03-27
BSH BOSCH & SIEMENS HAUSGERAETE GMBH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

If the laundry care appliance is not operated for a longer period of time, biofilms and unpleasant odors can develop in the discharge hose of the laundry care appliance, wherein these unpleasant odors are produced under unfavorable conditions. May intrude into the outer area of ​​the laundry care appliance and may be perceived by the user of the laundry care appliance

Method used

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  • Laundry care appliance having a detergent solution pump
  • Laundry care appliance having a detergent solution pump
  • Laundry care appliance having a detergent solution pump

Examples

Experimental program
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Embodiment Construction

[0045] figure 1 A schematic illustration of a common laundry care appliance 100 such as a washing machine is shown. The laundry care appliance 100 includes a wash-in receptacle 101 into which a wash care substance (such as detergent) can be filled. The laundry care appliance 100 includes a door 103 for loading the laundry care appliance 100 with laundry and includes an appliance housing 105 .

[0046] figure 2 A schematic illustration of a laundry care appliance with a discharge hose is shown. The laundry care appliance 100 includes: an appliance housing 105 ; a washing drum 107 arranged in the appliance housing 105 for receiving laundry; and an lye container 109 for receiving washing lye. The lye container 109 has a discharge area 111 in which washing lye is taken up in the lye container 109 . Arranged in the discharge area 111 is a heating element 112 which is designed to heat the washing liquor received in the discharge area 111 .

[0047] The lye container 109 has an...

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PUM

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Abstract

The invention relates to a laundry care appliance (100) comprising a detergent solution container (109) for receiving washing detergent solution, a heating element (112) for heating the washing detergent solution, a drain opening (113) arranged on the detergent solution container (109) for discharging washing detergent solution, wherein the drain opening (113) is connected to a drain hose (115) and can be closed by a closure (114), wherein the drain hose (115) is connected to a detergent solution pump (121) and to a controller (129) for controlling the detergent solution pump (121). The controller (129) is designed to activate a conveying operating of the detergent solution pump (121) in a first time period, in order to convey washing detergent solution through the drain opening (113) outof the detergent solution container (109) into the drain hose (115). The controller (129) is designed to discontinue the conveying operation of the detergent solution pump (121), in a second time period following the first time period, when the drain opening (113) is closed by the closure (114), in order to receive the pumped-out washing detergent solution in the drain hose (115), in order to detach a biofilm from the drain hose (115). The controller (129) is designed to activate the detergent solution pump (121), in a third time period following the second time period, to pump out the washingdetergent solution and the detached biofilm from the drain hose (115), in order to clean the drain hose (115).

Description

technical field [0001] The invention relates to a laundry care appliance with a lye pump. Background technique [0002] After finishing the laundry care program, residual water remains in the discharge hose of conventional laundry care appliances. If the laundry care appliance is not operated for a longer period of time, biofilms and unpleasant odors can develop in the discharge hose of the laundry care appliance, wherein these unpleasant odors are produced under unfavorable conditions. Intrusion into the outer area of ​​the laundry care appliance may occur and may be perceived by the user of the laundry care appliance. Contents of the invention [0003] The object of the present invention is to provide a laundry care appliance in which an advantageous cleaning of the outlet hose is ensured. [0004] This object is solved by the subject matter having the features according to the independent claims. Advantageous embodiments are the subject matter of the dependent claims...

Claims

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Application Information

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IPC IPC(8): D06F39/08D06F33/02D06F35/00D06F33/42
CPCD06F39/083D06F2105/08D06F33/42D06F2103/16
Inventor M·海尔-韦弗斯H·绍布
Owner BSH BOSCH & SIEMENS HAUSGERAETE GMBH
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