Drain valve for water closet
A technology for drain valve and toilet, applied in water supply devices, flushing equipment with water tanks, buildings, etc., can solve problems such as easy water leakage, pressing angle, water leakage, sealing failure, etc., to improve reliability and life, simplify conventional structures, reduce The effect of pressing force
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[0023] The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only a part of the embodiments of the present invention, not all the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work shall fall within the protection scope of the present invention.
[0024] With reference to the drawings in the specification, a drain valve for a toilet includes a valve body 10 having a water inlet cavity 11 in which a valve core assembly 20 is arranged, and an end cover 30 is connected to the valve body located above the valve core assembly A cavity 31 for pressure backup is formed between the end cover and the valve core assembly, and the valve core assembly is provided with a port 21 communicating with th...
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