The present invention discloses a structure for connecting a dust
collecting hose of a central vacuum cleaning system, which is capable of
connecting a dust collecting hose and a collecting pipe, without opening
a closed plate by hand. The structure for connecting a dust collecting
hose of a central vacuum cleaning system has a base plate. The base plate
comprises a dust collecting pipe and a closed pipe. The dust collecting
pipe is connected to a vacuum cleaning system. The closed plate is
connected to one end of the dust collecting pipe at its rear end. An
installation groove pivotally is formed at the front surface of the
closed plate. The closed plate is rotationally installation at the
installed in the base plate disposed groove in order to open the dust
collecting pipe. A connecting plate is connected to a dust collecting
hose at its rear end.