Power-Free Bidet Toilet with Built-in Power-Free Bidet System and Operation Method Thereof

A power-free bidet toilet, comprising:

• a toilet bowl comprising a bowl body having a top rim surface and inner edge surface;
• a toilet flushing arrangement configured for flushing a water from an external water source in the bowl body of the toilet bowl;
• a flushing switch located at a hand reachable position for the user and configured to activate the toilet flushing arrangement to discharge the water for flushing;
• and
• a built-in power-free bidet system, comprising:
• an activation switch located at a hand reachable position for the user sitting on the toilet bowl and configured to control a supply of the water from the external water source for a buttocks-cleaning operation and a self-cleaning operation;
• a water supply arrangement arranged between the toilet bowl and the external water source and configured to be controlled by the activation switch to selectively supply the water directly from the external water source for the buttocks-cleaning operation and the self-cleaning operation when the activation switch is switched on and to stop the supply of the water from the external water source when the activation switch is switched off;
• and
• a spray assembly configured to be built in the toilet bowl and equipped with the activation switch to selectively be activated to an operation condition and spray out the water supplied from the external water source by a hydraulic force produced by the water supplied to the spray assembly to perform the buttocks-cleaning operation and the self-cleaning operation when the activation switch is switched on, and be deactivated to a standby condition to stop spraying out the water when the activation switch is switched off.