Discharging end cover assembly
The utility model discloses a discharging end cover assembly. The discharging end cover assembly comprises a discharging end cover with a discharging port, a sound insulation part used for changing the size of the discharging port and a driving mechanism used for driving the sound insulation part to...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The utility model discloses a discharging end cover assembly. The discharging end cover assembly comprises a discharging end cover with a discharging port, a sound insulation part used for changing the size of the discharging port and a driving mechanism used for driving the sound insulation part to ascend and descend. The driving mechanism is installed on the discharging end cover, the sound insulation part is located on the back side of the discharging end cover, and one end of the sound insulation part is connected with the output end of the driving mechanism; and under the action of the driving mechanism, the sound insulation piece can cover the discharge port or leave the discharge port. According to the discharging end cover assembly, the sound insulation part is arranged on the back side of the discharging end cover, the driving mechanism drives the sound insulation part to ascend and descend, the size of the discharging opening can be changed, noise can be prevented from being transmitted out of the d |
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