(19)
(11) EP 2 557 220 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
03.07.2013 Bulletin 2013/27

(43) Date of publication A2:
13.02.2013 Bulletin 2013/07

(21) Application number: 12177742.9

(22) Date of filing: 25.07.2012
(51) International Patent Classification (IPC): 
D06F 39/08(2006.01)
(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
Designated Extension States:
BA ME

(30) Priority: 06.08.2011 CN 201120287989 U

(71) Applicant: BSH Bosch und Siemens Hausgeräte GmbH
81739 München (DE)

(72) Inventors:
  • Chen, Yanhong
    210000 Nanjing (CN)
  • Li, Maoyin
    210000 Nanjing, Jiangsu provinces (CN)
  • Zhu, Yanglei
    210000 Nanjing (CN)

   


(54) Drainage device and household appliance having the same


(57) A drainage device (12) of a household appliance (10) includes a drainage channel (16) connected to a water holding device (14), and a drainage pump (18) installed in the drainage channel. The drainage pump includes a main body (20), a sewage outfall (24)disposed on the main body (20) and a pump cover (26) installed on the sewage outfall (24). The main body includes a cavity (22) connected to the drainage channel, and a drainage notch (32) connected to a bottom of the cavity (22) is disposed on the main body (20). An auxiliary drainage pipe (35) is disposed on the pump cover (26) and is in communication with the drainage notch (32). A household appliance (10) includes the above drainage device (12). Sewage can pass through the drainage notch (32) and enter the auxiliary drainage pipe (35), so as to discharge the sewage out of a pump body. Since the drainage notch (32) is disposed on the bottom of the cavity (22), thorough drainage is achieved.







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Search report