Title:
DIAPHRAGM PUMP AND DISH WASHING MACHINE
Document Type and Number:
WIPO Patent Application WO/2023/240916
Kind Code:
A1
Abstract:
A diaphragm pump and a dish washing machine. The diaphragm pump comprises a pump cover (100), a valve seat (200), a cup holder (400) and a drive assembly (500), wherein the pump cover (100) is provided with a drainage port (110) and a plurality of water suction ports (120); the valve seat (200) is mounted on the pump cover (100); a drainage chamber (210) and a plurality of water feeding chambers (220) are formed between the valve seat (200) and the pump cover (100); the drainage chamber (210) is communicated with the drainage port (110); the water feeding chambers (220) are communicated, in one-to-one correspondence, with the water suction ports (120); the cup holder (400) is provided with a plurality of cup bags (411); water suction chambers (230) are formed between the plurality of cup bags (411) and the valve seat (200); the water suction chambers (230) are communicated, in one-to-one correspondence, with the water feeding chambers (220); and the drive assembly (500) can enable the cup bags (411) to generate elastic deformation, and change the volume of the water suction chambers (230), thereby achieving water suction or drainage.
Inventors:
KANG ZHIKUN (CN)
MO JIANGANG (CN)
LI GUOLIANG (CN)
MO JIANGANG (CN)
LI GUOLIANG (CN)
Application Number:
PCT/CN2022/131449
Publication Date:
December 21, 2023
Filing Date:
November 11, 2022
Export Citation:
Assignee:
FOSHAN SHUNDE MIDEA WASHING APPLIANCES MFG CO LTD (CN)
International Classes:
F04B43/02
Foreign References:
| CN217401104U | 2022-09-09 | |||
| CN208718897U | 2019-04-09 | |||
| CN214464854U | 2021-10-22 | |||
| CN216554316U | 2022-05-17 | |||
| CN209261783U | 2019-08-16 | |||
| US20210285436A1 | 2021-09-16 |
Attorney, Agent or Firm:
BEIJING LISENG INTELLECTUAL PROPERTY AGENCY LTD. (CN)
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