2results about How to "Solve the vibration" patented technology

The utility model discloses a new -type marine FGSS exhaust silencer, including the silencer shell, the both ends of silencer shell are connected with the oval head, and the oval head of bottom end is connected with the import, and the oval head of top end is connected with the export, the inner wall of oval head and silencer shell is equipped with centrifugal glass sound -proof cotton, heat -insulating aluminium foil, the import airflow uniform distribution board is set up in the silencer shell, and the offset airflow uniform distribution board is set up, and the import central gas guide pipe is set up in the import airflow uniform distribution board, and the offset gas guide short pipe, offset gas guide long pipe interval and alternately distribute in several layers offset airflow uniform distribution board, the air hole is seted up in the import airflow uniform distribution board and offset airflow uniform distribution board. The utility model discloses satisfy ordinary FGSS silencer efficacy, and have the advantages such as better sound insulation effect, convenient to dismantle and install, simple manufacture, stable performance.

This utility model relates to the field of pump technology and discloses a magnetically levitated impeller and pump, comprising: an upper impeller and a lower impeller. The upper impeller includes a fluid cavity, a fluid inlet, and a fluid outlet. A plurality of helical blades are arranged in the fluid cavity, and a helical flow channel is formed between the helical blades. The helical flow channel connects the fluid inlet and the fluid outlet. A connecting post is arranged at the bottom center of the fluid cavity, and a stabilizing plate is arranged at the top of the connecting post. The stabilizing plate is disposed between the fluid inlet and the helical flow channel.