Title:
FLOAT ADJUSTMENT MECHANISM
Document Type and Number:
WIPO Patent Application WO/2023/173549
Kind Code:
A1
Abstract:
Disclosed is a float adjustment mechanism, comprising a water outlet pipe body, an adjustment screw rod, a float, and a driving float shell for lifting the adjustment screw rod. The driving float shell is provided with a threaded sleeve matching the adjustment screw rod, so as to lift and lower the adjustment screw rod, wherein the float is provided with a first rotating member driven by the adjustment screw rod and a second rotating member in linkage with the first rotating member; the water outlet pipe body is provided with a threaded section threadedly connected to the second rotating member; the adjustment screw rod drives, by means of the first rotating member, the second rotating member to rotate, so as to synchronously drive the float to ascend or descend; the float is provided with a rotating shaft clamp for mounting the first rotating member; non-return ribs for hindering the self-rotation of the first rotating member are provided in the rotating shaft clamp; non-return grooves corresponding to the non-return ribs are formed on the first rotating member. By means of the present invention, water level control after adjustment can be stabilized, and a wide water level adjustment range and convenient adjustment are achieved.
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| WO/2006/094331 | A CISTERN INLET VALVE ASSEMBLY |
Inventors:
XIE WEI (CN)
QIN YUNRONG (CN)
YU JIAOFENG (CN)
JIANG YISHAN (CN)
QIN YUNRONG (CN)
YU JIAOFENG (CN)
JIANG YISHAN (CN)
Application Number:
PCT/CN2022/090339
Publication Date:
September 21, 2023
Filing Date:
April 29, 2022
Export Citation:
Assignee:
ARROW HOME GROUP CO LTD (CN)
International Classes:
E03D1/33; E03D1/32
Foreign References:
| CN101893125A | 2010-11-24 | |||
| CN206414066U | 2017-08-18 | |||
| CN206128222U | 2017-04-26 | |||
| CN101915332A | 2010-12-15 | |||
| CN203797113U | 2014-08-27 | |||
| CN209781793U | 2019-12-13 | |||
| CN205136504U | 2016-04-06 | |||
| US4108202A | 1978-08-22 | |||
| EP0874092A2 | 1998-10-28 |
Attorney, Agent or Firm:
SCIHEAD PATENT AGENT CO., LTD (CN)
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