Water -saving toilet

The utility model discloses a water -saving toilet, including stool pot main part and water tank, the stool pot main part includes bedpan, inhalant canal and sewage pipes, and inhalant canal's logical water die cavity slope sets up, leads to the water die cavity including the section of intaking that sets gradually, middle changeover portion with go out the water section, and the delivery port of water tank and the bath mouth of bedpan are connected respectively to the section of intaking and play water section, and the cross sectional area of the section of intaking, middle changeover portion and play water section diminishes in proper order, sewage pipes advances dirty section, oblique ascending buffer segment, the section of turning to and oblique decurrent polywater section including what set gradually, and that advances that dirty section and polywater section connect the bedpan respectively advances dirt way and outside blow off pipe. The utility model discloses a toilet bowl supplies water through the