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Patent Searching and Data


Title:
DIAPHRAGM PUMP
Document Type and Number:
WIPO Patent Application WO/2019/019154
Kind Code:
A1
Abstract:
Disclosed is a diaphragm pump, comprising an electric motor (11), a diaphragm pump housing (12), and a transmission member (13), a metal diaphragm (14), a water inlet one-way valve (15) and a water outlet one-way valve (16) arranged in the diaphragm pump housing (12), wherein a drive shaft (17) of the electric motor (11) extends into the interior of the diaphragm pump housing (12) and is connected to the transmission member (13); the transmission member (13) is used to drive, under the drive of the electric motor (11), the metal diaphragm (14) to move in a reciprocating manner; the water inlet one-way valve (15) is in communication with an inner cavity of the diaphragm pump housing (12) for controlling liquid such that same flows into the diaphragm pump; and the water outlet one-way valve (16) is in communication with the inner cavity of the diaphragm pump housing (12) for controlling liquid so that same flows out of the diaphragm pump. By using the metal diaphragm (14) in the diaphragm pump, the service life of the diaphragm pump is prolonged, and the usage cost of the diaphragm pump is reduced.

Inventors:
WANG, Jiadi (6FHKUST SZ IER BLdg, No. 9 Yuexing 1st Rd., Hi-Tech Park, Nanshan District, Shenzhen Guangdong 7, 518057, CN)
ZHOU, Le (6FHKUST SZ IER BLdg, No. 9 Yuexing 1st Rd., Hi-Tech Park, Nanshan District, Shenzhen Guangdong 7, 518057, CN)
Application Number:
CN2017/094919
Publication Date:
January 31, 2019
Filing Date:
July 28, 2017
Export Citation:
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Assignee:
SZ DJI TECHNOLOGY CO., LTD. (6FHKUST SZ IER BLdg, No. 9 Yuexing 1st Rd., Hi-Tech Park, Nanshan District, Shenzhen Guangdong 7, 518057, CN)
International Classes:
F04B43/04; F04B49/06
Foreign References:
CN204511831U2015-07-29
CN101042129A2007-09-26
CN104995407A2015-10-21
CN204476709U2015-07-15
CN106246513A2016-12-21
US20140044563A12014-02-13
Attorney, Agent or Firm:
LEADER PATENT & TRADEMARK FIRM (8F-6, Bldg. A Winland International Center, No. 32 Xizhimen North Street,Haidian District, Beijing 2, 100082, CN)
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