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Patent Searching and Data


Title:
WATER DISCHARGE VALVE CONNECTING ROD DRIVE MECHANISM AND WATER DISCHARGE VALVE HAVING SAID MECHANISM
Document Type and Number:
WIPO Patent Application WO/2021/217948
Kind Code:
A1
Abstract:
Disclosed in the present utility model is a connecting rod drive mechanism for a water discharge valve, comprising a base, a first stage connecting rod, and a last stage connecting rod, the first stage connecting rod and the last stage connecting rod are movably arranged on the base, a drive part, a turning part, and a transmission part are provided on the last stage connecting rod, the drive part cooperates in transmission with an initiation assembly of the water discharge valve, the transmission part cooperates in transmission with the first stage connecting rod, the turning part forms a relative turning connection with the base, the turning part is located between the drive part and the transmission part, or the transmission part is located between the drive part and the turning part, and the first stage connecting rod is driven so as to impel the last stage connecting rod, causing a drive part of the last stage connecting rod to drive the initiation assembly of the water discharge valve to be opened and discharge water. The connecting rod drive mechanism of the present utility model is able to amplify drive travel, can allow for more flexible positioning of a drive mechanism, and there is relatively low eccentric force during the process of driving, which is beneficial for extending assembly life.

Inventors:
WANG ZHIZHONG (CN)
BAI JIAWANG (CN)
HONG QICHENG (CN)
WANG XINGDONG (CN)
ZHOU HONGWEN (CN)
Application Number:
PCT/CN2020/108128
Publication Date:
November 04, 2021
Filing Date:
August 10, 2020
Export Citation:
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Assignee:
XIAMEN R&T PLUMBING TECHNOLOGY CO LTD (CN)
International Classes:
E03D1/34
Foreign References:
CN203846584U2014-09-24
CN207484610U2018-06-12
CN107859125A2018-03-30
CN203569658U2014-04-30
CN108049470A2018-05-18
US5740561A1998-04-21
CN208816695U2019-05-03
Attorney, Agent or Firm:
BEIJING W&H LAW FIRM (CN)
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