Patent ID: 11946240
Assignee: nan
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 1:
2. The water outlet box of a pressure-type flushing system as in claim 1, wherein the water-passing cavity is divided into a first cavity and a second cavity; the second cavity is located above the first cavity, and a communication hole is provided between the first cavity and the second cavity; the water inlet and the water outlet are both in communication with the first cavity, wherein the water inlet is provided relative to the communication hole; the vent is provided at a top part of the second cavity, and the water inlet pipes are in communication with the second cavity; the first one-way valve assembly is provided relative to the communication hole to open or block the communication hole; when the pressure-type flushing system starts flushing, the first one-way valve assembly blocks the communication hole.