Title:
DRAINAGE VALVE WITH TWO WAYS FOR STARTING DRAINAGE
Document Type and Number:
WIPO Patent Application WO/2021/026904
Kind Code:
A1
Abstract:
Disclosed is a drainage valve with two ways for starting drainage. The drainage valve comprises a key seat, a body, a key, a float barrel, an inner core pipe and a water sealing piece, wherein the float barrel and the inner core pipe form a drainage structure inside the body, and the water sealing piece is mounted at a lower end of the inner core pipe; the key seat is mounted on the body, and the key is mounted inside the key seat; the key comprises a manual key and an electrically driven key, and the manual key and the electrically driven key are respectively used for lifting the inner core pipe to achieve drainage; and the electrically driven key is electrically connected to a power source, and is controlled by an induced electric signal, the induced electric signal comes from an induction button, the induction button is slidably mounted inside a button seat, a top rod is connected to the bottom of the induction button, the button seat is mounted on an upper cover of a toilet water tank, and the top rod correspondingly abuts against the manual key. The present invention mainly replaces one of two manual keys on existing drainage valves with the electrically driven key, so that the drainage valve has manual and electrically driven functions for starting drainage.
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| JPS53117823 | LIQUID LEVEL CHECKING VALVE |
| WO/2004/104308 | TOILET TANK FILL CONTROL |
| WO/2004/086154 | AUTOMATIC WATER LEVEL CONTROL DEVICE WITH FLOAT VALVE USING INTERNAL WATER PRESSURE GRAVITY AND BUOYANCY |
Inventors:
ZHANG ZIPENG (CN)
LIU YONGMAO (CN)
LIU YONGMAO (CN)
Application Number:
PCT/CN2019/100849
Publication Date:
February 18, 2021
Filing Date:
August 15, 2019
Export Citation:
Assignee:
LAB XIAMEN SANITARY FITTINGS INC (CN)
International Classes:
E03D1/32
Foreign References:
| CN104863227A | 2015-08-26 | |||
| CN203569658U | 2014-04-30 | |||
| CN2709544Y | 2005-07-13 | |||
| CN203846584U | 2014-09-24 | |||
| CN205776606U | 2016-12-07 | |||
| JP2011241551A | 2011-12-01 |
Attorney, Agent or Firm:
XIAMEN TIAN FUQIN INTELLECTUAL PROPERTY AGENCY FIRM (CN)
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