本发明涉及一种冲刷效果好的座便器，包括座便器本体和安装于座便器本体上的冲刷系统，所述冲刷系统包括对落便池的周壁进行冲洗的刷圈冲水装置和对落便池的底部进行冲洗的喷射冲水装置，所述刷圈冲水装置包括布设于座圈面底部的刷圈管以及安装于水箱内的水泵，所述喷射冲水装置包括安装于水箱内的水箱排水阀、安装于水箱内的助冲进水阀和控制器，所述助冲进水阀的进水端与外部水管相连接，所述助冲进水阀的出水端连接有一助冲管，所述助冲管的出水口与座便器本体的喷射口相连通，既解决了现有低水箱的座便器的冲力问题，也解决了低压情况下落便池周壁冲刷不干净的问题。

The invention relates to a toilet with a good flushing effect, and the toilet comprises a toilet body and a flushing system mounted on the toilet body; the flushing system comprises a brush ring flushing device for flushing the peripheral wall of a urinal and a jet flushing device for flushing the bottom of the urinal; the brush ring flushing device comprises a brush ring pipe arranged at the bottom of the seat ring face and a water pump installed in the water tank, the jet flushing device comprises a water tank drain valve installed in the water tank, a flushing assisting water inlet valve installed in the water tank and a controller, and the water inlet end of the flushing assisting water inlet valve is connected with an external water pipe. The water outlet end of the flushing-assistingwater inlet valve is connected with a flushing-assisting pipe, a water outlet of the flushing-assisting pipe is communicated with a jet orifice of the toilet bowl body, the problem of impact force ofan existing toilet bowl with a low water tank is solved, and the problem that the peripheral wall of a urinal cannot be flushed cleanly under the low-pressure condition is also solved.