What is the matter with the sudden blood on the toilet at home, what does it mean, ask for answers!

If it is normal, then see whether the toilet inlet is blocked by foreign objects, and it will take tens of seconds to minutes for the toilet to be full of water under normal circumstances.

The flush toilet is not really pumping, in fact, the tap water pipe is connected to the toilet tank through a float valve, and when the toilet tank is full, the float will resist the valve to automatically close the tap water. >>>More

1. Open the main valve to determine whether there is tap water. >>>More

The principle of the flush toilet is mainly the siphon principle, and the schematic diagram of the flush toilet is also based on the siphon principle. The "pumping" of the flush toilet refers to the S-shaped bend under the toilet, and when the water surface in the toilet exceeds the high point of the S-bend, the siphon phenomenon is formed, which can pump the water and dirt of the toilet together. Until only a small amount of water remains, the siphon destroys, leaving a small amount of water, forming a water seal. >>>More

It may be that the sealing ring of the lower spout is not properly sealed when the toilet is installed, or it may not be sealed, resulting in the leakage of odors in the sewer pipe; It may also be that the glaze of the toilet bowl is not very good, causing the dirt to be inhaled into the ceramic body, and the smell will not dissipate for a long time; There is also whether the height of the water seal in the toilet is not high enough, resulting in the leakage of odors.